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Options,)144 690 R(if supplied, ha)2.5 E .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F2144 702 Q F3 -.1(ke)2.5 G(ymap)-.2 E F0(Use)180 714 Q F3 -.1(ke)5.158 G(ymap)-.2 E F0 2.658(as the k)5.348 F -.15(ey)-.1 G 2.658(map to be af).15 F 2.659 (fected by the subsequent bindings.)-.25 F(Acceptable)7.659 E F3 -.1(ke) 180 726 S(ymap)-.2 E F0 3.193(names are)5.883 F F3 3.193 (emacs, emacs\255standar)5.693 F 3.192 (d, emacs\255meta, emacs\255ctlx, vi, vi\255mo)-.37 F(ve)-.1 E(,)-.1 E F0(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(1)203.725 E 0 Cg EP %%Page: 2 2 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Italic@0 SF(vi\255command)180 84 Q F0 4.429(,a)C(nd)-4.429 E F1 (vi\255insert)4.429 E F0(.).68 E F1(vi)6.929 E F0 1.929(is equi)4.429 F -.25(va)-.25 G 1.929(lent to).25 F F1(vi\255command)4.429 E F0(;)A F1 (emacs)4.429 E F0 1.929(is equi)4.429 F -.25(va)-.25 G 1.93(lent to).25 F F1(emacs\255standar)180 96 Q(d)-.37 E F0(.)A/F2 10/Times-Bold@0 SF 144 108 Q F0(List the names of all)27.52 E F2 -.18(re)2.5 G (adline).18 E F0(functions.)2.5 E F2144 120 Q F0(Display)24.74 E F2 -.18(re)2.5 G(adline).18 E F0 (function names and bindings in such a w)2.5 E(ay that the)-.1 E 2.5(yc) -.15 G(an be re-read.)-2.5 E F2144 132 Q F0(List current)24.19 E F2 -.18(re)2.5 G(adline).18 E F0(function names and bindings.)2.5 E F2 144 144 Q F0(Display)26.41 E F2 -.18(re)3.655 G(adline).18 E F0 -.1(ke)3.655 G 3.655(ys)-.05 G 1.155 (equences bound to macros and the strings the)-3.655 F 3.655(yo)-.15 G 1.155(utput in such a)-3.655 F -.1(wa)180 156 S 2.5(yt).1 G(hat the)-2.5 E 2.5(yc)-.15 G(an be re-read.)-2.5 E F2144 168 Q F0(Display)24.74 E F2 -.18(re)2.5 G(adline).18 E F0 -.1(ke)2.5 G 2.5(ys)-.05 G (equences bound to macros and the strings the)-2.5 E 2.5(yo)-.15 G (utput.)-2.5 E F2144 180 Q F0(Display)25.3 E F2 -.18(re)2.5 G (adline).18 E F0 -.25(va)2.5 G(riable names and v).25 E (alues in such a w)-.25 E(ay that the)-.1 E 2.5(yc)-.15 G (an be re-read.)-2.5 E F2144 192 Q F0(List current)23.08 E F2 -.18 (re)2.5 G(adline).18 E F0 -.25(va)2.5 G(riable names and v).25 E(alues.) -.25 E F2144 204 Q F1(\214lename)2.5 E F0(Read k)180 216 Q .3 -.15 (ey b)-.1 H(indings from).15 E F1(\214lename)2.5 E F0(.)A F2144 228 Q F1(function)2.5 E F0(Query about which k)180 240 Q -.15(ey)-.1 G 2.5(si).15 G -1.9 -.4(nv o)-2.5 H .2 -.1(ke t).4 H(he named).1 E F1 (function)2.5 E F0(.)A F2144 252 Q F1(function)2.5 E F0 (Unbind all k)180 264 Q -.15(ey)-.1 G 2.5(sb).15 G(ound to the named) -2.5 E F1(function)2.5 E F0(.)A F2144 276 Q F1 -.1(ke)2.5 G(yseq) -.2 E F0(Remo)180 288 Q .3 -.15(ve a)-.15 H .3 -.15(ny c).15 H (urrent binding for).15 E F1 -.1(ke)2.5 G(yseq)-.2 E F0(.)A F2144 300 Q F1 -.1(ke)2.5 G(yseq)-.2 E F2(:)A F1(shell\255command)A F0(Cause) 180 312 Q F1(shell\255command)4.325 E F0 1.825(to be e)4.325 F -.15(xe) -.15 G 1.825(cuted whene).15 F -.15(ve)-.25 G(r).15 E F1 -.1(ke)4.325 G (yseq)-.2 E F0 1.825(is entered.)4.325 F(When)6.825 E F1(shell\255com-) 4.325 E(mand)180 324 Q F0 1.765(is e)4.265 F -.15(xe)-.15 G 1.765 (cuted, the shell sets the).15 F/F3 9/Times-Bold@0 SF(READLINE_LINE) 4.265 E F0 -.25(va)4.015 G 1.765(riable to the contents of the).25 F F2 -.18(re)180 336 S(adline).18 E F0 1.353(line b)3.852 F(uf)-.2 E 1.353 (fer and the)-.25 F F3(READLINE_POINT)3.853 E F0 -.25(va)3.603 G 1.353 (riable to the current location of the).25 F 2.012(insertion point.)180 348 R 2.011(If the e)7.012 F -.15(xe)-.15 G 2.011 (cuted command changes the v).15 F 2.011(alue of)-.25 F F3 (READLINE_LINE)4.511 E F0(or)4.261 E F3(READLINE_POINT)180 360 Q/F4 9 /Times-Roman@0 SF(,)A F0(those ne)2.25 E 2.5(wv)-.25 G (alues will be re\215ected in the editing state.)-2.75 E(The return v) 144 376.8 Q(alue is 0 unless an unrecognized option is gi)-.25 E -.15 (ve)-.25 G 2.5(no).15 G 2.5(ra)-2.5 G 2.5(ne)-2.5 G(rror occurred.)-2.5 E F2(br)108 393.6 Q(eak)-.18 E F0([)2.5 E F1(n)A F0(])A .054 (Exit from within a)144 405.6 R F2 -.25(fo)2.554 G(r).25 E F0(,)A F2 (while)2.554 E F0(,)A F2(until)2.555 E F0 2.555(,o)C(r)-2.555 E F2 (select)2.555 E F0 2.555(loop. 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The)-.15 F .214(return v)2.714 F(alue)-.25 E(is 0 unless)144 429.6 Q F1(n)2.5 E F0(is not greater than or equal to 1.)2.5 E F2 -.2 (bu)108 446.4 S(iltin).2 E F1(shell\255b)2.5 E(uiltin)-.2 E F0([)2.5 E F1(ar)A(guments)-.37 E F0(])A(Ex)144 458.4 Q .792 (ecute the speci\214ed shell b)-.15 F .792(uiltin, passing it)-.2 F F1 (ar)3.293 E(guments)-.37 E F0 3.293(,a).27 G .793(nd return its e)-3.293 F .793(xit status.)-.15 F .793(This is useful)5.793 F .616 (when de\214ning a function whose name is the same as a shell b)144 470.4 R .615(uiltin, retaining the functionality of)-.2 F .57(the b)144 482.4 R .57(uiltin within the function.)-.2 F(The)5.57 E F2(cd)3.07 E F0 -.2(bu)3.07 G .57(iltin is commonly rede\214ned this w).2 F(ay)-.1 E 5.57(.T)-.65 G .57(he return status)-5.57 F(is f)144 494.4 Q(alse if)-.1 E F1(shell\255b)2.84 E(uiltin)-.2 E F0(is not a shell b)2.74 E (uiltin command.)-.2 E F2(caller)108 511.2 Q F0([)2.5 E F1 -.2(ex)C(pr) .2 E F0(])A .254(Returns the conte)144 523.2 R .254(xt of an)-.15 F 2.754(ya)-.15 G(cti)-2.754 E .554 -.15(ve s)-.25 H .254 (ubroutine call \(a shell function or a script e).15 F -.15(xe)-.15 G .254(cuted with the).15 F F2(.)2.753 E F0(or)2.753 E F2(sour)144 535.2 Q (ce)-.18 E F0 -.2(bu)2.824 G 2.824(iltins\). W).2 F(ithout)-.4 E F1 -.2 (ex)2.824 G(pr).2 E F0(,)A F2(caller)2.824 E F0 .324 (displays the line number and source \214lename of the current)2.824 F .254(subroutine call.)144 547.2 R .254(If a non-ne)5.254 F -.05(ga)-.15 G(ti).05 E .554 -.15(ve i)-.25 H(nte).15 E .253(ger is supplied as)-.15 F F1 -.2(ex)2.753 G(pr).2 E F0(,)A F2(caller)2.753 E F0 .253 (displays the line number)2.753 F 2.753(,s)-.4 G(ub-)-2.753 E 1.327(rou\ tine name, and source \214le corresponding to that position in the curr\ ent e)144 559.2 R -.15(xe)-.15 G 1.328(cution call stack.).15 F .001 (This e)144 571.2 R .001(xtra information may be used, for e)-.15 F .001 (xample, to print a stack trace.)-.15 F(The current frame is frame)5 E 3.019(0. The)144 583.2 R .519(return v)3.019 F .519 (alue is 0 unless the shell is not e)-.25 F -.15(xe)-.15 G .52 (cuting a subroutine call or).15 F F1 -.2(ex)3.02 G(pr).2 E F0 .52 (does not corre-)3.02 F(spond to a v)144 595.2 Q (alid position in the call stack.)-.25 E F2(cd)108 612 Q F0([)2.5 E F2 A F0(|[)A F2A F0([)2.5 E F2A F0(]]] [)A F1(dir)A F0(]) A .21(Change the current directory to)144 624 R F1(dir)2.71 E F0 5.21 (.T)C .21(he v)-5.21 F(ariable)-.25 E F3(HOME)2.71 E F0 .21(is the def) 2.46 F(ault)-.1 E F1(dir)2.71 E F0 5.21(.T).73 G .21(he v)-5.21 F (ariable)-.25 E F3(CDP)2.71 E -.855(AT)-.666 G(H).855 E F0 .776 (de\214nes the search path for the directory containing)144 636 R F1 (dir)3.276 E F0 5.777(.A).73 G(lternati)-5.777 E 1.077 -.15(ve d)-.25 H .777(irectory names in).15 F F3(CDP)3.277 E -.855(AT)-.666 G(H).855 E F0 .764(are separated by a colon \(:\).)144 648 R 3.264(An)5.764 G .764 (ull directory name in)-3.264 F F3(CDP)3.264 E -.855(AT)-.666 G(H).855 E F0 .764(is the same as the current direc-)3.014 F(tory)144 660 Q 2.973 (,i)-.65 G .473(.e., `)-2.973 F(`)-.74 E F2(.)A F0 -.74('')C 5.473(.I) .74 G(f)-5.473 E F1(dir)3.323 E F0(be)3.703 E .474 (gins with a slash \(/\), then)-.15 F F3(CDP)2.974 E -.855(AT)-.666 G(H) .855 E F0 .474(is not used. The)2.724 F F22.974 E F0 .474 (option says to use)2.974 F .58(the ph)144 672 R .58 (ysical directory structure instead of follo)-.05 F .579 (wing symbolic links \(see also the)-.25 F F23.079 E F0 .579 (option to the)3.079 F F2(set)144 684 Q F0 -.2(bu)2.716 G .216 (iltin command\); the).2 F F22.716 E F0 .216 (option forces symbolic links to be follo)2.716 F 2.717(wed. If)-.25 F (the)2.717 E F22.717 E F0 .217(option is sup-)2.717 F 1.087 (plied with)144 696 R F23.587 E F0 3.587(,a)C 1.087 (nd the current w)-3.587 F 1.086 (orking directory cannot be successfully determined after a suc-)-.1 F .44(cessful directory change,)144 708 R F2(cd)2.94 E F0 .44 (will return an unsuccessful status.)2.94 F .44(An ar)5.44 F .44 (gument of)-.18 F F22.94 E F0 .44(is equi)2.94 F -.25(va)-.25 G .44 (lent to).25 F F3($OLDPWD)144 720 Q F4(.)A F0 1.045 (If a non-empty directory name from)5.545 F F3(CDP)3.545 E -.855(AT) -.666 G(H).855 E F0 1.044(is used, or if)3.295 F F23.544 E F0 1.044 (is the \214rst ar)3.544 F(gument,)-.18 E(GNU Bash-4.0)72 768 Q (2004 Apr 20)148.735 E(2)203.725 E 0 Cg EP %%Page: 3 3 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E .021(and th\ e directory change is successful, the absolute pathname of the ne)144 84 R 2.522(ww)-.25 G .022(orking directory is writ-)-2.622 F .165 (ten to the standard output.)144 96 R .165(The return v)5.165 F .165 (alue is true if the directory w)-.25 F .165(as successfully changed; f) -.1 F(alse)-.1 E(otherwise.)144 108 Q/F1 10/Times-Bold@0 SF(command)108 124.8 Q F0([)2.5 E F1(\255pVv)A F0(])A/F2 10/Times-Italic@0 SF(command) 2.5 E F0([)2.5 E F2(ar)A(g)-.37 E F0(...])2.5 E(Run)144 136.8 Q F2 (command)2.956 E F0(with)3.527 E F2(ar)3.087 E(gs)-.37 E F0 .257 (suppressing the normal shell function lookup. Only b)3.027 F .257 (uiltin commands or)-.2 F .502(commands found in the)144 148.8 R/F3 9 /Times-Bold@0 SF -.666(PA)3.002 G(TH)-.189 E F0 .502(are e)2.752 F -.15 (xe)-.15 G 3.002(cuted. If).15 F(the)3.002 E F13.002 E F0 .502 (option is gi)3.002 F -.15(ve)-.25 G .501(n, the search for).15 F F2 (command)3.201 E F0(is)3.771 E .399(performed using a def)144 160.8 R .399(ault v)-.1 F .399(alue for)-.25 F F3 -.666(PA)2.899 G(TH)-.189 E F0 .4(that is guaranteed to \214nd all of the standard utilities.)2.649 F (If)5.4 E .175(either the)144 172.8 R F12.675 E F0(or)2.675 E F1 2.675 E F0 .175(option is supplied, a description of)2.675 F F2 (command)2.875 E F0 .174(is printed.)3.445 F(The)5.174 E F12.674 E F0 .174(option causes)2.674 F 3.11(as)144 184.8 S .61(ingle w)-3.11 F .61(ord indicating the command or \214le name used to in)-.1 F -.2(vo) -.4 G -.1(ke).2 G F2(command)3.41 E F0 .61(to be displayed; the)3.88 F F1144 196.8 Q F0 .25(option produces a more v)2.75 F .25 (erbose description.)-.15 F .249(If the)5.25 F F12.749 E F0(or) 2.749 E F12.749 E F0 .249(option is supplied, the e)2.749 F .249 (xit status)-.15 F 1.004(is 0 if)144 208.8 R F2(command)3.704 E F0 -.1 (wa)4.274 G 3.504(sf).1 G 1.005(ound, and 1 if not.)-3.504 F 1.005 (If neither option is supplied and an error occurred or)6.005 F F2 (command)144.2 220.8 Q F0 1.599(cannot be found, the e)4.869 F 1.599 (xit status is 127.)-.15 F 1.599(Otherwise, the e)6.599 F 1.598 (xit status of the)-.15 F F1(command)4.098 E F0 -.2(bu)144 232.8 S (iltin is the e).2 E(xit status of)-.15 E F2(command)2.5 E F0(.).77 E F1 (compgen)108 249.6 Q F0([)2.5 E F2(option)A F0 2.5(][)C F2(wor)-2.5 E(d) -.37 E F0(])A .012(Generate possible completion matches for)144 261.6 R F2(wor)2.513 E(d)-.37 E F0 .013(according to the)2.513 F F2(option)2.513 E F0 .013(s, which may be an)B 2.513(yo)-.15 G(ption)-2.513 E .982 (accepted by the)144 273.6 R F1(complete)3.482 E F0 -.2(bu)3.481 G .981 (iltin with the e).2 F .981(xception of)-.15 F F13.481 E F0(and) 3.481 E F13.481 E F0 3.481(,a)C .981(nd write the matches to the) -3.481 F 1.415(standard output.)144 285.6 R 1.415(When using the)6.415 F F13.915 E F0(or)3.915 E F13.915 E F0 1.415(options, the v) 3.915 F 1.415(arious shell v)-.25 F 1.415(ariables set by the pro-)-.25 F(grammable completion f)144 297.6 Q(acilities, while a)-.1 E -.25(va) -.2 G(ilable, will not ha).25 E .3 -.15(ve u)-.2 H(seful v).15 E(alues.) -.25 E .352(The matches will be generated in the same w)144 321.6 R .352 (ay as if the programmable completion code had gen-)-.1 F .02(erated th\ em directly from a completion speci\214cation with the same \215ags.)144 333.6 R(If)5.02 E F2(wor)2.52 E(d)-.37 E F0 .02(is speci\214ed, only) 2.52 F(those completions matching)144 345.6 Q F2(wor)2.5 E(d)-.37 E F0 (will be displayed.)2.5 E(The return v)144 369.6 Q (alue is true unless an in)-.25 E -.25(va)-.4 G (lid option is supplied, or no matches were generated.).25 E F1 (complete)108 386.4 Q F0([)3.729 E F1(\255abcdefgjksuv)A F0 3.729(][)C F1-3.729 E F2(comp-option)3.729 E F0 3.729(][)C F1(\255DE)-3.729 E F0 3.728(][)C F1-3.728 E F2(action)3.728 E F0 3.728(][)C F1 -3.728 E F2(globpat)3.728 E F0 3.728(][)C F1-3.728 E F2(wor)3.728 E(dlist)-.37 E F0 3.728(][)C F1-3.728 E F2(func-)3.728 E(tion)108 398.4 Q F0 2.5(][)C F1-2.5 E F2(command)2.5 E F0(])A([)144 410.4 Q F1A F2(\214lterpat)2.5 E F0 2.5(][)C F1-2.5 E F2(pr)2.5 E (e\214x)-.37 E F0 2.5(][)C F1-2.5 E F2(suf)2.5 E<8c78>-.18 E F0(]) A F2(name)2.5 E F0([)2.5 E F2(name ...)A F0(])A F1(complete \255pr)108 422.4 Q F0([)2.5 E F1(\255DE)A F0 2.5(][)C F2(name)-2.5 E F0(...])2.5 E .634(Specify ho)144 434.4 R 3.134(wa)-.25 G -.18(rg)-3.134 G .634 (uments to each).18 F F2(name)3.134 E F0 .634(should be completed.)3.134 F .633(If the)5.634 F F13.133 E F0 .633 (option is supplied, or if no)3.133 F .139(options are supplied, e)144 446.4 R .139(xisting completion speci\214cations are printed in a w)-.15 F .14(ay that allo)-.1 F .14(ws them to be)-.25 F .31(reused as input.) 144 458.4 R(The)5.31 E F12.81 E F0 .31(option remo)2.81 F -.15(ve) -.15 G 2.81(sac).15 G .31(ompletion speci\214cation for each)-2.81 F F2 (name)2.81 E F0 2.81(,o)C 1.11 -.4(r, i)-2.81 H 2.81(fn).4 G(o)-2.81 E F2(name)2.81 E F0(s)A 1.346 (are supplied, all completion speci\214cations.)144 470.4 R(The)6.347 E F13.847 E F0 1.347(option indicates that the remaining options) 3.847 F .5(and actions should apply to the `)144 482.4 R(`def)-.74 E (ault')-.1 E 3('c)-.74 G .5 (ommand completion; that is, completion attempted on)-3 F 3.455(ac)144 494.4 S .955(ommand for which no completion has pre)-3.455 F .955 (viously been de\214ned.)-.25 F(The)5.955 E F13.455 E F0 .955 (option indicates that)3.455 F .065 (the remaining options and actions should apply to `)144 506.4 R (`empty')-.74 E 2.564('c)-.74 G .064 (ommand completion; that is, comple-)-2.564 F (tion attempted on a blank line.)144 518.4 Q 1.437 (The process of applying these completion speci\214cations when w)144 542.4 R 1.438(ord completion is attempted is)-.1 F(described abo)144 554.4 Q .3 -.15(ve u)-.15 H(nder).15 E F1(Pr)2.5 E (ogrammable Completion)-.18 E F0(.)A .556 (Other options, if speci\214ed, ha)144 578.4 R .856 -.15(ve t)-.2 H .555 (he follo).15 F .555(wing meanings.)-.25 F .555(The ar)5.555 F .555 (guments to the)-.18 F F13.055 E F0(,)A F13.055 E F0 3.055 (,a)C(nd)-3.055 E F13.055 E F0 .722(options \(and, if necessary) 144 590.4 R 3.222(,t)-.65 G(he)-3.222 E F13.222 E F0(and)3.222 E F13.222 E F0 .723 (options\) should be quoted to protect them from e)3.222 F(xpan-)-.15 E (sion before the)144 602.4 Q F1(complete)2.5 E F0 -.2(bu)2.5 G (iltin is in).2 E -.2(vo)-.4 G -.1(ke).2 G(d.).1 E F1144 614.4 Q F2(comp-option)2.5 E F0(The)184 626.4 Q F2(comp-option)2.791 E F0 .291 (controls se)2.791 F -.15(ve)-.25 G .291(ral aspects of the compspec') .15 F 2.791(sb)-.55 G(eha)-2.791 E .291(vior be)-.2 F .291 (yond the simple)-.15 F(generation of completions.)184 638.4 Q F2 (comp-option)5 E F0(may be one of:)2.5 E F1(bashdefault)184 650.4 Q F0 .281(Perform the rest of the def)224 662.4 R(ault)-.1 E F1(bash)2.781 E F0 .281(completions if the compspec generates no)2.781 F(matches.)224 674.4 Q F1(default)184 686.4 Q F0 2.876(Use readline')10 F 5.376(sd)-.55 G(ef)-5.376 E 2.875 (ault \214lename completion if the compspec generates no)-.1 F(matches.) 224 698.4 Q(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(3)203.725 E 0 Cg EP %%Page: 4 4 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(dir)184 84 Q(names)-.15 E F0(Perform directory name co\ mpletion if the compspec generates no matches.)224 96 Q F1(\214lenames) 184 108 Q F0 -.7(Te)224 120 S .137(ll readline that the compspec genera\ tes \214lenames, so it can perform an).7 F 2.637<798c>-.15 G(le-)-2.637 E .134(name\255speci\214c processing \(lik)224 132 R 2.634(ea)-.1 G .134 (dding a slash to directory names, quoting spe-)-2.634 F .45 (cial characters, or suppressing trailing spaces\).)224 144 R .45 (Intended to be used with shell)5.45 F(functions.)224 156 Q F1(nospace) 184 168 Q F0 -.7(Te)6.11 G .22 (ll readline not to append a space \(the def).7 F .22(ault\) to w)-.1 F .22(ords completed at the end)-.1 F(of the line.)224 180 Q F1(plusdirs) 184 192 Q F0 1.985(After an)5.54 F 4.485(ym)-.15 G 1.985 (atches de\214ned by the compspec are generated, directory name)-4.485 F .584(completion is attempted and an)224 204 R 3.084(ym)-.15 G .584 (atches are added to the results of the other)-3.084 F(actions.)224 216 Q F1144 228 Q/F2 10/Times-Italic@0 SF(action)2.5 E F0(The)184 240 Q F2(action)2.5 E F0(may be one of the follo)2.5 E (wing to generate a list of possible completions:)-.25 E F1(alias)184 252 Q F0(Alias names.)20.55 E(May also be speci\214ed as)5 E F12.5 E F0(.)A F1(arrayv)184 264 Q(ar)-.1 E F0(Array v)224 276 Q (ariable names.)-.25 E F1 4.7(binding Readline)184 288 R F0 -.1(ke)2.5 G 2.5(yb)-.05 G(inding names.)-2.5 E F1 -.2(bu)184 300 S(iltin).2 E F0 (Names of shell b)11.85 E(uiltin commands.)-.2 E (May also be speci\214ed as)5 E F12.5 E F0(.)A F1(command)184 312 Q F0(Command names.)224 324 Q(May also be speci\214ed as)5 E F12.5 E F0(.)A F1(dir)184 336 Q(ectory)-.18 E F0(Directory names.)224 348 Q (May also be speci\214ed as)5 E F12.5 E F0(.)A F1(disabled)184 360 Q F0(Names of disabled shell b)224 372 Q(uiltins.)-.2 E F1(enabled)184 384 Q F0(Names of enabled shell b)6.66 E(uiltins.)-.2 E F1(export)184 396 Q F0(Names of e)12.23 E(xported shell v)-.15 E 2.5(ariables. May) -.25 F(also be speci\214ed as)2.5 E F12.5 E F0(.)A F1(\214le)184 408 Q F0(File names.)27.22 E(May also be speci\214ed as)5 E F12.5 E F0(.)A F1(function)184 420 Q F0(Names of shell functions.)224 432 Q F1 (gr)184 444 Q(oup)-.18 E F0(Group names.)14.62 E (May also be speci\214ed as)5 E F12.5 E F0(.)A F1(helptopic)184 456 Q F0(Help topics as accepted by the)224 468 Q F1(help)2.5 E F0 -.2 (bu)2.5 G(iltin.).2 E F1(hostname)184 480 Q F0(Hostnames, as tak)224 492 Q(en from the \214le speci\214ed by the)-.1 E/F3 9/Times-Bold@0 SF (HOSTFILE)2.5 E F0(shell v)2.25 E(ariable.)-.25 E F1(job)184 504 Q F0 (Job names, if job control is acti)26.11 E -.15(ve)-.25 G 5(.M).15 G (ay also be speci\214ed as)-5 E F12.5 E F0(.)A F1 -.1(ke)184 516 S (yw).1 E(ord)-.1 E F0(Shell reserv)224 528 Q(ed w)-.15 E 2.5(ords. May) -.1 F(also be speci\214ed as)2.5 E F12.5 E F0(.)A F1(running)184 540 Q F0(Names of running jobs, if job control is acti)5.54 E -.15(ve) -.25 G(.).15 E F1(ser)184 552 Q(vice)-.1 E F0(Service names.)10.67 E (May also be speci\214ed as)5 E F12.5 E F0(.)A F1(setopt)184 564 Q F0 -1.11(Va)14.45 G(lid ar)1.11 E(guments for the)-.18 E F12.5 E F0(option to the)2.5 E F1(set)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F1 (shopt)184 576 Q F0(Shell option names as accepted by the)16.66 E F1 (shopt)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F1(signal)184 588 Q F0 (Signal names.)14.99 E F1(stopped)184 600 Q F0 (Names of stopped jobs, if job control is acti)6.66 E -.15(ve)-.25 G(.) .15 E F1(user)184 612 Q F0(User names.)21.67 E (May also be speci\214ed as)5 E F12.5 E F0(.)A F1 -.1(va)184 624 S (riable).1 E F0(Names of all shell v)5.1 E 2.5(ariables. May)-.25 F (also be speci\214ed as)2.5 E F12.5 E F0(.)A F1144 636 Q F2 (command)2.5 E(command)184 648 Q F0 1.055(is e)3.555 F -.15(xe)-.15 G 1.055(cuted in a subshell en).15 F 1.056 (vironment, and its output is used as the possible)-.4 F(completions.) 184 660 Q F1144 672 Q F2(function)2.5 E F0 1.181 (The shell function)184 684 R F2(function)3.681 E F0 1.181(is e)3.681 F -.15(xe)-.15 G 1.181(cuted in the current shell en).15 F 3.68 (vironment. When)-.4 F 1.18(it \214n-)3.68 F .932 (ishes, the possible completions are retrie)184 696 R -.15(ve)-.25 G 3.432(df).15 G .932(rom the v)-3.432 F .932(alue of the)-.25 F F3 (COMPREPL)3.432 E(Y)-.828 E F0(array)3.182 E -.25(va)184 708 S(riable.) .25 E(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(4)203.725 E 0 Cg EP %%Page: 5 5 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF144 84 Q/F2 10/Times-Italic@0 SF(globpat)2.5 E F0 1.008(The pathname e)184 96 R 1.008(xpansion pattern)-.15 F F2(globpat) 3.507 E F0 1.007(is e)3.507 F 1.007 (xpanded to generate the possible comple-)-.15 F(tions.)184 108 Q F1 144 120 Q F2(pr)2.5 E(e\214x)-.37 E(pr)184 132 Q(e\214x)-.37 E F0 .534(is added at the be)3.034 F .534 (ginning of each possible completion after all other options ha)-.15 F -.15(ve)-.2 G(been applied.)184 144 Q F1144 156 Q F2(suf)2.5 E 2.81(\214x suf)-.18 F<8c78>-.18 E F0 (is appended to each possible completion after all other options ha)2.5 E .3 -.15(ve b)-.2 H(een applied.).15 E F1144 168 Q F2(wor)2.5 E (dlist)-.37 E F0(The)184 180 Q F2(wor)3.64 E(dlist)-.37 E F0 1.14 (is split using the characters in the)3.64 F/F3 9/Times-Bold@0 SF(IFS) 3.64 E F0 1.139(special v)3.39 F 1.139(ariable as delimiters, and)-.25 F 2.007(each resultant w)184 192 R 2.007(ord is e)-.1 F 4.507 (xpanded. The)-.15 F 2.008(possible completions are the members of the) 4.507 F(resultant list which match the w)184 204 Q(ord being completed.) -.1 E F1144 216 Q F2(\214lterpat)2.5 E(\214lterpat)184 228 Q F0 .456(is a pattern as used for pathname e)2.956 F 2.956(xpansion. It)-.15 F .455(is applied to the list of possible)2.956 F 1.596 (completions generated by the preceding options and ar)184 240 R 1.596 (guments, and each completion)-.18 F(matching)184 252 Q F2(\214lterpat) 3.205 E F0 .705(is remo)3.205 F -.15(ve)-.15 G 3.205(df).15 G .704 (rom the list.)-3.205 F 3.204(Al)5.704 G(eading)-3.204 E F1(!)3.204 E F0 (in)3.204 E F2(\214lterpat)3.204 E F0(ne)3.204 E -.05(ga)-.15 G .704 (tes the pattern;).05 F(in this case, an)184 264 Q 2.5(yc)-.15 G (ompletion not matching)-2.5 E F2(\214lterpat)2.5 E F0(is remo)2.5 E -.15(ve)-.15 G(d.).15 E .466(The return v)144 280.8 R .466 (alue is true unless an in)-.25 F -.25(va)-.4 G .466 (lid option is supplied, an option other than).25 F F12.967 E F0 (or)2.967 E F12.967 E F0 .467(is sup-)2.967 F 1.362 (plied without a)144 292.8 R F2(name)3.862 E F0(ar)3.862 E 1.361 (gument, an attempt is made to remo)-.18 F 1.661 -.15(ve a c)-.15 H 1.361(ompletion speci\214cation for a).15 F F2(name)144 304.8 Q F0 (for which no speci\214cation e)2.5 E (xists, or an error occurs adding a completion speci\214cation.)-.15 E F1(compopt)108 321.6 Q F0([)2.5 E F1A F2(option)2.5 E F0 2.5(][)C F1(\255DE)-2.5 E F0 2.5(][)C F1(+o)-2.5 E F2(option)2.5 E F0 2.5(][)C F2 (name)-2.5 E F0(])A .447(Modify completion options for each)144 333.6 R F2(name)2.947 E F0 .447(according to the)2.947 F F2(option)2.947 E F0 .447(s, or for the currently-e)B -.15(xe)-.15 G(cuting).15 E .726 (completion if no)144 345.6 R F2(name)3.226 E F0 3.226(sa)C .726 (re supplied.)-3.226 F .725(If no)5.725 F F2(option)3.225 E F0 3.225(sa) C .725(re gi)-3.225 F -.15(ve)-.25 G .725 (n, display the completion options for).15 F(each)144 357.6 Q F2(name) 3.223 E F0 .723(or the current completion.)3.223 F .724(The possible v) 5.724 F .724(alues of)-.25 F F2(option)3.224 E F0 .724(are those v)3.224 F .724(alid for the)-.25 F F1(com-)3.224 E(plete)144 369.6 Q F0 -.2(bu) 2.798 G .298(iltin described abo).2 F -.15(ve)-.15 G 5.297(.T).15 G(he) -5.297 E F12.797 E F0 .297 (option indicates that the remaining options should apply to)2.797 F 1.227(the `)144 381.6 R(`def)-.74 E(ault')-.1 E 3.727('c)-.74 G 1.228(o\ mmand completion; that is, completion attempted on a command for which \ no)-3.727 F 2.178(completion has pre)144 393.6 R 2.178 (viously been de\214ned.)-.25 F(The)7.178 E F14.678 E F0 2.177 (option indicates that the remaining options)4.677 F(should apply to `) 144 405.6 Q(`empty')-.74 E 2.5('c)-.74 G (ommand completion; that is, completion attempted on a blank line.)-2.5 E 1.387(The return v)144 429.6 R 1.387(alue is true unless an in)-.25 F -.25(va)-.4 G 1.388 (lid option is supplied, an attempt is made to modify the).25 F (options for a)144 441.6 Q F2(name)2.5 E F0 (for which no completion speci\214cation e)2.5 E (xists, or an output error occurs.)-.15 E F1(continue)108 458.4 Q F0([) 2.5 E F2(n)A F0(])A 1.754(Resume the ne)144 470.4 R 1.754 (xt iteration of the enclosing)-.15 F F1 -.25(fo)4.254 G(r).25 E F0(,)A F1(while)4.254 E F0(,)A F1(until)4.254 E F0 4.254(,o)C(r)-4.254 E F1 (select)4.254 E F0 4.253(loop. If)4.254 F F2(n)4.613 E F0 1.753 (is speci\214ed,)4.493 F 1.208(resume at the)144 482.4 R F2(n)3.709 E F0 1.209(th enclosing loop.)B F2(n)6.569 E F0 1.209(must be)3.949 F/F4 10 /Symbol SF3.709 E F0 3.709(1. If)3.709 F F2(n)4.069 E F0 1.209 (is greater than the number of enclosing)3.949 F .514 (loops, the last enclosing loop \(the `)144 494.4 R(`top-le)-.74 E -.15 (ve)-.25 G(l').15 E 3.014('l)-.74 G .514(oop\) is resumed.)-3.014 F .513 (The return v)5.513 F .513(alue is 0 unless)-.25 F F2(n)3.013 E F0(is) 3.013 E(not greater than or equal to 1.)144 506.4 Q F1(declar)108 523.2 Q(e)-.18 E F0([)2.5 E F1(\255aAfFgilrtux)A F0 2.5(][)C F1-2.5 E F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E F1 (typeset)108 535.2 Q F0([)2.5 E F1(\255aAfFgilrtux)A F0 2.5(][)C F1 -2.5 E F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C (..])-2.5 E 1.264(Declare v)144 547.2 R 1.264(ariables and/or gi)-.25 F 1.564 -.15(ve t)-.25 H 1.264(hem attrib).15 F 3.765(utes. If)-.2 F(no) 3.765 E F2(name)3.765 E F0 3.765(sa)C 1.265(re gi)-3.765 F -.15(ve)-.25 G 3.765(nt).15 G 1.265(hen display the v)-3.765 F 1.265(alues of)-.25 F -.25(va)144 559.2 S 3.483(riables. The).25 F F13.483 E F0 .983 (option will display the attrib)3.483 F .983(utes and v)-.2 F .982 (alues of each)-.25 F F2(name)3.482 E F0 5.982(.W).18 G(hen)-5.982 E F1 3.482 E F0 .982(is used)3.482 F(with)144 571.2 Q F2(name)3.579 E F0(ar)3.579 E 1.079(guments, additional options are ignored.)-.18 F (When)6.079 E F13.579 E F0 1.079(is supplied without)3.579 F F2 (name)3.58 E F0(ar)3.58 E(gu-)-.18 E .151 (ments, it will display the attrib)144 583.2 R .151(utes and v)-.2 F .151(alues of all v)-.25 F .15(ariables ha)-.25 F .15(ving the attrib) -.2 F .15(utes speci\214ed by the)-.2 F .046(additional options.)144 595.2 R .046(If no other options are supplied with)5.046 F F12.547 E F0(,)A F1(declar)2.547 E(e)-.18 E F0 .047(will display the attrib) 2.547 F .047(utes and)-.2 F -.25(va)144 607.2 S 1.363 (lues of all shell v).25 F 3.863(ariables. The)-.25 F F13.863 E F0 1.362(option will restrict the display to shell functions.)3.863 F(The) 6.362 E F13.862 E F0 2.422(option inhibits the display of functio\ n de\214nitions; only the function name and attrib)144 619.2 R 2.423 (utes are)-.2 F 2.664(printed. If)144 631.2 R(the)2.664 E F1(extdeb) 2.664 E(ug)-.2 E F0 .164(shell option is enabled using)2.664 F F1(shopt) 2.664 E F0 2.664(,t)C .163(he source \214le name and line number)-2.664 F 1.288(where the function is de\214ned are displayed as well.)144 643.2 R(The)6.288 E F13.788 E F0 1.288(option implies)3.788 F F1 3.788 E F0 6.288(.T)C(he)-6.288 E F13.789 E F0(option)3.789 E .491 (forces v)144 655.2 R .491 (ariables to be created or modi\214ed at the global scope, e)-.25 F -.15 (ve)-.25 G 2.99(nw).15 G(hen)-2.99 E F1(declar)2.99 E(e)-.18 E F0 .49 (is e)2.99 F -.15(xe)-.15 G .49(cuted in a).15 F .124(shell function.) 144 667.2 R .124(It is ignored in all other cases.)5.124 F .125 (The follo)5.125 F .125(wing options can be used to restrict output)-.25 F(to v)144 679.2 Q(ariables with the speci\214ed attrib)-.25 E (ute or to gi)-.2 E .3 -.15(ve v)-.25 H(ariables attrib)-.1 E(utes:)-.2 E F1144 691.2 Q F0(Each)25.3 E F2(name)2.5 E F0(is an inde)2.5 E -.15(xe)-.15 G 2.5(da).15 G(rray v)-2.5 E(ariable \(see)-.25 E F1 (Arrays)2.5 E F0(abo)2.5 E -.15(ve)-.15 G(\).).15 E F1144 703.2 Q F0(Each)23.08 E F2(name)2.5 E F0(is an associati)2.5 E .3 -.15(ve a)-.25 H(rray v).15 E(ariable \(see)-.25 E F1(Arrays)2.5 E F0(abo)2.5 E -.15 (ve)-.15 G(\).).15 E F1144 715.2 Q F0(Use function names only) 26.97 E(.)-.65 E(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(5)203.725 E 0 Cg EP %%Page: 6 6 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF144 84 Q F0 .558(The v)27.52 F .558 (ariable is treated as an inte)-.25 F .558(ger; arithmetic e)-.15 F -.25 (va)-.25 G .558(luation \(see).25 F/F2 9/Times-Bold@0 SF .557 (ARITHMETIC EV)3.058 F(ALU)-1.215 E(A-)-.54 E(TION)180 96 Q F0(abo)2.25 E -.15(ve)-.15 G 2.5(\)i).15 G 2.5(sp)-2.5 G(erformed when the v)-2.5 E (ariable is assigned a v)-.25 E(alue.)-.25 E F1144 108 Q F0 .909 (When the v)27.52 F .909(ariable is assigned a v)-.25 F .909 (alue, all upper)-.25 F .909(-case characters are con)-.2 F -.15(ve)-.4 G .91(rted to lo).15 F(wer)-.25 E(-)-.2 E 2.5(case. The)180 120 R(upper) 2.5 E(-case attrib)-.2 E(ute is disabled.)-.2 E F1144 132 Q F0 (Mak)25.86 E(e)-.1 E/F3 10/Times-Italic@0 SF(name)5.047 E F0 5.047(sr)C (eadonly)-5.047 E 7.547(.T)-.65 G 2.546 (hese names cannot then be assigned v)-7.547 F 2.546 (alues by subsequent)-.25 F(assignment statements or unset.)180 144 Q F1 144 156 Q F0(Gi)26.97 E .729 -.15(ve e)-.25 H(ach).15 E F3(name) 2.929 E F0(the)2.929 E F3(tr)2.929 E(ace)-.15 E F0(attrib)2.929 E 2.929 (ute. T)-.2 F .429(raced functions inherit the)-.35 F F1(DEB)2.929 E(UG) -.1 E F0(and)2.93 E F1(RETURN)2.93 E F0(traps from the calling shell.) 180 168 Q(The trace attrib)5 E(ute has no special meaning for v)-.2 E (ariables.)-.25 E F1144 180 Q F0 .91(When the v)24.74 F .909 (ariable is assigned a v)-.25 F .909(alue, all lo)-.25 F(wer)-.25 E .909 (-case characters are con)-.2 F -.15(ve)-.4 G .909(rted to upper).15 F (-)-.2 E 2.5(case. The)180 192 R(lo)2.5 E(wer)-.25 E(-case attrib)-.2 E (ute is disabled.)-.2 E F1144 204 Q F0(Mark)25.3 E F3(name)2.5 E F0 2.5(sf)C(or e)-2.5 E(xport to subsequent commands via the en)-.15 E (vironment.)-.4 E .12(Using `+' instead of `\255' turns of)144 220.8 R 2.62(ft)-.25 G .12(he attrib)-2.62 F .121(ute instead, with the e)-.2 F .121(xceptions that)-.15 F F1(+a)2.621 E F0 .121(may not be used)2.621 F .645(to destro)144 232.8 R 3.145(ya)-.1 G 3.145(na)-3.145 G .645(rray v) -3.145 F .645(ariable and)-.25 F F1(+r)3.145 E F0 .645(will not remo) 3.145 F .945 -.15(ve t)-.15 H .645(he readonly attrib).15 F 3.144 (ute. When)-.2 F .644(used in a func-)3.144 F .53(tion, mak)144 244.8 R .53(es each)-.1 F F3(name)3.03 E F0 .53(local, as with the)3.03 F F1 (local)3.031 E F0 .531(command, unless the)3.031 F F1 .531 (\255gP option is supplied, If a)3.031 F -.1(va)144 256.8 S 1.558 (riable name is f).1 F(ollo)-.25 E 1.558(wed by =)-.1 F F3(value)A F1 4.058(,t)C 1.558(he v)-4.058 F 1.557(alue of the v)-.1 F 1.557 (ariable is set to)-.1 F F3(value)4.057 E F1 6.557(.T)C 1.557(he r) -6.557 F(etur)-.18 E(n)-.15 E -.1(va)144 268.8 S 1.168 (lue is 0 unless an in).1 F -.1(va)-.4 G 1.168(lid option is encounter) .1 F 1.168(ed, an attempt is made to de\214ne a function)-.18 F(using) 144 280.8 Q/F4 10/Courier@0 SF .312(\255f foo=bar)2.812 F F1 2.812(,a)C 2.812(na)-2.812 G .312(ttempt is made to assign a v)-2.812 F .312 (alue to a r)-.1 F .312(eadonly v)-.18 F .311(ariable, an attempt)-.1 F .615(is made to assign a v)144 292.8 R .615(alue to an array v)-.1 F .616(ariable without using the compound assignment syn-)-.1 F .26 (tax \(see Arrays)144 304.8 R F0(abo)2.76 E -.15(ve)-.15 G .26 (\), one of the).15 F F3(names)2.76 E F0 .259(is not a v)2.76 F .259 (alid shell v)-.25 F .259(ariable name, an attempt is made to)-.25 F .703(turn of)144 316.8 R 3.203(fr)-.25 G .704 (eadonly status for a readonly v)-3.203 F .704 (ariable, an attempt is made to turn of)-.25 F 3.204(fa)-.25 G .704 (rray status for an)-3.204 F(array v)144 328.8 Q (ariable, or an attempt is made to display a non-e)-.25 E (xistent function with)-.15 E F12.5 E F0(.)A F1(dirs [+)108 345.6 Q F3(n)A F1 2.5(][)C-2.5 E F3(n)A F1 2.5(][)C(\255clpv])-2.5 E F0 -.4(Wi)144 357.6 S .329 (thout options, displays the list of currently remembered directories.) .4 F .328(The def)5.328 F .328(ault display is on a)-.1 F 1.238 (single line with directory names separated by spaces.)144 369.6 R 1.238 (Directories are added to the list with the)6.238 F F1(pushd)144 381.6 Q F0(command; the)2.5 E F1(popd)2.5 E F0(command remo)2.5 E -.15(ve)-.15 G 2.5(se).15 G(ntries from the list.)-2.5 E F1(+)144 393.6 Q F3(n)A F0 1.565(Displays the)25.3 F F3(n)4.065 E F0 1.565 (th entry counting from the left of the list sho)B 1.564(wn by)-.25 F F1 (dirs)4.064 E F0 1.564(when in)4.064 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E (without options, starting with zero.)180 405.6 Q F1144 417.6 Q F3 (n)A F0 1.194(Displays the)25.3 F F3(n)3.694 E F0 1.194 (th entry counting from the right of the list sho)B 1.194(wn by)-.25 F F1(dirs)3.694 E F0 1.194(when in)3.694 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E (without options, starting with zero.)180 429.6 Q F1144 441.6 Q F0 (Clears the directory stack by deleting all of the entries.)25.86 E F1 144 453.6 Q F0 .324(Produces a longer listing; the def)27.52 F .324(ault listing format uses a tilde to denote the home direc-)-.1 F (tory)180 465.6 Q(.)-.65 E F1144 477.6 Q F0 (Print the directory stack with one entry per line.)24.74 E F1144 489.6 Q F0 .272(Print the directory stack with one entry per line, pre\ \214xing each entry with its inde)25.3 F 2.773(xi)-.15 G 2.773(nt)-2.773 G(he)-2.773 E(stack.)180 501.6 Q .258(The return v)144 518.4 R .258 (alue is 0 unless an in)-.25 F -.25(va)-.4 G .258 (lid option is supplied or).25 F F3(n)2.758 E F0(inde)2.758 E -.15(xe) -.15 G 2.758(sb).15 G -.15(ey)-2.758 G .258(ond the end of the direc-) .15 F(tory stack.)144 530.4 Q F1(diso)108 547.2 Q(wn)-.1 E F0([)2.5 E F1 (\255ar)A F0 2.5(][)C F1-2.5 E F0 2.5(][)C F3(jobspec)-2.5 E F0 (...])2.5 E -.4(Wi)144 559.2 S .295(thout options, each).4 F F3(jobspec) 4.535 E F0 .295(is remo)3.105 F -.15(ve)-.15 G 2.795(df).15 G .295 (rom the table of acti)-2.795 F .595 -.15(ve j)-.25 H 2.795(obs. If).15 F F3(jobspec)4.535 E F0 .295(is not present,)3.105 F .423(and neither) 144 571.2 R F12.923 E F0(nor)2.923 E F12.923 E F0 .423 (is supplied, the shell')2.923 F 2.923(sn)-.55 G .423(otion of the) -2.923 F F3(curr)2.922 E .422(ent job)-.37 F F0 .422(is used.)2.922 F .422(If the)5.422 F F12.922 E F0 .422(option is)2.922 F(gi)144 583.2 Q -.15(ve)-.25 G .14(n, each).15 F F3(jobspec)4.38 E F0 .14 (is not remo)2.95 F -.15(ve)-.15 G 2.641(df).15 G .141(rom the table, b) -2.641 F .141(ut is mark)-.2 F .141(ed so that)-.1 F F2(SIGHUP)2.641 E F0 .141(is not sent to the)2.391 F .005(job if the shell recei)144 595.2 R -.15(ve)-.25 G 2.504(sa).15 G F2(SIGHUP)A/F5 9/Times-Roman@0 SF(.)A F0 .004(If no)4.504 F F3(jobspec)4.244 E F0 .004 (is present, and neither the)2.814 F F12.504 E F0 .004(nor the) 2.504 F F12.504 E F0 .004(option is)2.504 F 1.228(supplied, the) 144 607.2 R F3(curr)3.728 E 1.228(ent job)-.37 F F0 1.229(is used.)3.729 F 1.229(If no)6.229 F F3(jobspec)5.469 E F0 1.229(is supplied, the)4.039 F F13.729 E F0 1.229(option means to remo)3.729 F 1.529 -.15(ve o) -.15 H(r).15 E .657(mark all jobs; the)144 619.2 R F13.157 E F0 .657(option without a)3.157 F F3(jobspec)4.897 E F0(ar)3.467 E .656 (gument restricts operation to running jobs.)-.18 F(The)5.656 E (return v)144 631.2 Q(alue is 0 unless a)-.25 E F3(jobspec)4.24 E F0 (does not specify a v)2.81 E(alid job)-.25 E(.)-.4 E F1(echo)108 648 Q F0([)2.5 E F1(\255neE)A F0 2.5(][)C F3(ar)-2.5 E(g)-.37 E F0(...])2.5 E .394(Output the)144 660 R F3(ar)2.894 E(g)-.37 E F0 .394 (s, separated by spaces, follo)B .395(wed by a ne)-.25 F 2.895 (wline. The)-.25 F .395(return status is al)2.895 F -.1(wa)-.1 G .395 (ys 0.).1 F(If)5.395 E F12.895 E F0 .549 (is speci\214ed, the trailing ne)144 672 R .548(wline is suppressed.) -.25 F .548(If the)5.548 F F13.048 E F0 .548(option is gi)3.048 F -.15(ve)-.25 G .548(n, interpretation of the fol-).15 F(lo)144 684 Q .052(wing backslash-escaped characters is enabled.)-.25 F(The)5.052 E F1 2.552 E F0 .053(option disables the interpretation of these)2.553 F 1.503(escape characters, e)144 696 R -.15(ve)-.25 G 4.003(no).15 G 4.003(ns)-4.003 G 1.502(ystems where the)-4.003 F 4.002(ya)-.15 G 1.502 (re interpreted by def)-4.002 F 4.002(ault. The)-.1 F F1(xpg_echo)4.002 E F0(shell)4.002 E .009 (option may be used to dynamically determine whether or not)144 708 R F1 (echo)2.509 E F0 -.15(ex)2.51 G .01(pands these escape characters).15 F .66(by def)144 720 R(ault.)-.1 E F1(echo)5.66 E F0 .66 (does not interpret)3.16 F F13.16 E F0 .659 (to mean the end of options.)3.159 F F1(echo)5.659 E F0 .659 (interprets the follo)3.159 F(wing)-.25 E(GNU Bash-4.0)72 768 Q (2004 Apr 20)148.735 E(6)203.725 E 0 Cg EP %%Page: 7 7 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E (escape sequences:)144 84 Q/F1 10/Times-Bold@0 SF(\\a)144 96 Q F0 (alert \(bell\))28.22 E F1(\\b)144 108 Q F0(backspace)27.66 E F1(\\c)144 120 Q F0(suppress further output)28.78 E F1(\\e)144 132 Q(\\E)144 144 Q F0(an escape character)26.55 E F1(\\f)144 156 Q F0(form feed)29.89 E F1 (\\n)144 168 Q F0(ne)27.66 E 2.5(wl)-.25 G(ine)-2.5 E F1(\\r)144 180 Q F0(carriage return)28.78 E F1(\\t)144 192 Q F0(horizontal tab)29.89 E F1 (\\v)144 204 Q F0 -.15(ve)28.22 G(rtical tab).15 E F1(\\\\)144 216 Q F0 (backslash)30.44 E F1(\\0)144 228 Q/F2 10/Times-Italic@0 SF(nnn)A F0 (the eight-bit character whose v)13.22 E(alue is the octal v)-.25 E (alue)-.25 E F2(nnn)2.5 E F0(\(zero to three octal digits\))2.5 E F1 (\\x)144 240 Q F2(HH)A F0(the eight-bit character whose v)13.78 E (alue is the he)-.25 E(xadecimal v)-.15 E(alue)-.25 E F2(HH)2.5 E F0 (\(one or tw)2.5 E 2.5(oh)-.1 G .3 -.15(ex d)-2.5 H(igits\)).15 E F1 (\\u)144 252 Q F2(HHHH)A F0 1.506 (the Unicode \(ISO/IEC 10646\) character whose v)180 264 R 1.507 (alue is the he)-.25 F 1.507(xadecimal v)-.15 F(alue)-.25 E F2(HHHH) 4.007 E F0(\(one to four he)180 276 Q 2.5(xd)-.15 G(igits\))-2.5 E F1 (\\U)144 288 Q F2(HHHHHHHH)A F0 .548 (the Unicode \(ISO/IEC 10646\) character whose v)180 300 R .547 (alue is the he)-.25 F .547(xadecimal v)-.15 F(alue)-.25 E F2(HHHHH-) 3.047 E(HHH)180 312 Q F0(\(one to eight he)2.5 E 2.5(xd)-.15 G(igits\)) -2.5 E F1(enable)108 328.8 Q F0([)2.5 E F1A F0 2.5(][)C F1 (\255dnps)-2.5 E F0 2.5(][)C F1-2.5 E F2(\214lename)2.5 E F0 2.5 (][)C F2(name)-2.5 E F0(...])2.5 E .277(Enable and disable b)144 340.8 R .278(uiltin shell commands.)-.2 F .278(Disabling a b)5.278 F .278 (uiltin allo)-.2 F .278(ws a disk command which has)-.25 F .834 (the same name as a shell b)144 352.8 R .834(uiltin to be e)-.2 F -.15 (xe)-.15 G .834(cuted without specifying a full pathname, e).15 F -.15 (ve)-.25 G 3.333(nt).15 G(hough)-3.333 E .989 (the shell normally searches for b)144 364.8 R .989 (uiltins before disk commands.)-.2 F(If)5.989 E F13.489 E F0 .99 (is used, each)3.49 F F2(name)3.49 E F0 .99(is dis-)3.49 F 1.582 (abled; otherwise,)144 376.8 R F2(names)4.082 E F0 1.582(are enabled.) 4.082 F -.15(Fo)6.582 G 4.082(re).15 G 1.582(xample, to use the)-4.232 F F1(test)4.082 E F0 1.582(binary found via the)4.082 F/F3 9/Times-Bold@0 SF -.666(PA)4.081 G(TH)-.189 E F0 .08(instead of the shell b)144 388.8 R .08(uiltin v)-.2 F .08(ersion, run)-.15 F/F4 10/Courier@0 SF .081 (enable -n test)2.58 F F0 5.081(.T)C(he)-5.081 E F12.581 E F0 .081 (option means to load the ne)2.581 F(w)-.25 E -.2(bu)144 400.8 S 1.525 (iltin command).2 F F2(name)4.385 E F0 1.524(from shared object)4.204 F F2(\214lename)4.024 E F0 4.024(,o).18 G 4.024(ns)-4.024 G 1.524 (ystems that support dynamic loading.)-4.024 F(The)144 412.8 Q F1 2.866 E F0 .366(option will delete a b)2.866 F .366(uiltin pre)-.2 F .366(viously loaded with)-.25 F F12.867 E F0 5.367(.I)C 2.867(fn) -5.367 G(o)-2.867 E F2(name)2.867 E F0(ar)2.867 E .367(guments are gi) -.18 F -.15(ve)-.25 G .367(n, or).15 F .399(if the)144 424.8 R F1 2.899 E F0 .399(option is supplied, a list of shell b)2.899 F .399 (uiltins is printed.)-.2 F -.4(Wi)5.399 G .399(th no other option ar).4 F .398(guments, the)-.18 F .098(list consists of all enabled shell b)144 436.8 R 2.598(uiltins. If)-.2 F F12.598 E F0 .098 (is supplied, only disabled b)2.598 F .099(uiltins are printed.)-.2 F (If)5.099 E F12.599 E F0 1.917 (is supplied, the list printed includes all b)144 448.8 R 1.916 (uiltins, with an indication of whether or not each is)-.2 F 2.878 (enabled. If)144 460.8 R F12.878 E F0 .379 (is supplied, the output is restricted to the POSIX)2.878 F F2(special) 2.879 E F0 -.2(bu)2.879 G 2.879(iltins. The).2 F .379(return v)2.879 F (alue)-.25 E .995(is 0 unless a)144 472.8 R F2(name)3.855 E F0 .994 (is not a shell b)3.675 F .994(uiltin or there is an error loading a ne) -.2 F 3.494(wb)-.25 G .994(uiltin from a shared)-3.694 F(object.)144 484.8 Q F1 -2.3 -.15(ev a)108 501.6 T(l).15 E F0([)2.5 E F2(ar)A(g)-.37 E F0(...])2.5 E(The)144 513.6 Q F2(ar)3.17 E(g)-.37 E F0 3.17(sa)C .671 (re read and concatenated together into a single command.)-3.17 F .671 (This command is then read)5.671 F .495(and e)144 525.6 R -.15(xe)-.15 G .495(cuted by the shell, and its e).15 F .495 (xit status is returned as the v)-.15 F .495(alue of)-.25 F F1 -2.3 -.15 (ev a)2.995 H(l).15 E F0 5.495(.I)C 2.995(ft)-5.495 G .495(here are no) -2.995 F F2(ar)2.995 E(gs)-.37 E F0(,).27 E(or only null ar)144 537.6 Q (guments,)-.18 E F1 -2.3 -.15(ev a)2.5 H(l).15 E F0(returns 0.)2.5 E F1 (exec)108 554.4 Q F0([)2.5 E F1(\255cl)A F0 2.5(][)C F1-2.5 E F2 (name)2.5 E F0 2.5(][)C F2(command)-2.5 E F0([)2.5 E F2(ar)A(guments) -.37 E F0(]])A(If)144 566.4 Q F2(command)3.005 E F0 .305 (is speci\214ed, it replaces the shell.)3.575 F .305(No ne)5.305 F 2.805 (wp)-.25 G .306(rocess is created.)-2.805 F(The)5.306 E F2(ar)3.136 E (guments)-.37 E F0(become)3.076 E .177(the ar)144 578.4 R .177 (guments to)-.18 F F2(command)2.676 E F0 5.176(.I)C 2.676(ft)-5.176 G (he)-2.676 E F12.676 E F0 .176 (option is supplied, the shell places a dash at the be)2.676 F .176 (ginning of)-.15 F .499(the zeroth ar)144 590.4 R .499(gument passed to) -.18 F F2(command)2.999 E F0 5.499(.T).77 G .499(his is what)-5.499 F F2 (lo)2.999 E(gin)-.1 E F0 .499(\(1\) does.).24 F(The)5.5 E F13 E F0 .5(option causes)3 F F2(com-)3.2 E(mand)144 602.4 Q F0 .639(to be e) 3.909 F -.15(xe)-.15 G .638(cuted with an empty en).15 F 3.138 (vironment. If)-.4 F F13.138 E F0 .638 (is supplied, the shell passes)3.138 F F2(name)3.498 E F0 .638(as the) 3.318 F 1.077(zeroth ar)144 614.4 R 1.077(gument to the e)-.18 F -.15 (xe)-.15 G 1.077(cuted command.).15 F(If)6.077 E F2(command)3.777 E F0 1.077(cannot be e)4.347 F -.15(xe)-.15 G 1.077(cuted for some reason, a) .15 F(non-interacti)144 626.4 Q .618 -.15(ve s)-.25 H .318(hell e).15 F .318(xits, unless the shell option)-.15 F F1(execfail)2.817 E F0 .317 (is enabled, in which case it returns f)2.817 F(ail-)-.1 E 2.505 (ure. An)144 638.4 R(interacti)2.505 E .305 -.15(ve s)-.25 H .005 (hell returns f).15 F .005(ailure if the \214le cannot be e)-.1 F -.15 (xe)-.15 G 2.505(cuted. If).15 F F2(command)2.705 E F0 .005 (is not speci\214ed,)3.275 F(an)144 650.4 Q 3.037(yr)-.15 G .537 (edirections tak)-3.037 F 3.036(ee)-.1 G -.25(ff)-3.036 G .536 (ect in the current shell, and the return status is 0.).25 F .536 (If there is a redirection)5.536 F(error)144 662.4 Q 2.5(,t)-.4 G (he return status is 1.)-2.5 E F1(exit)108 679.2 Q F0([)2.5 E F2(n)A F0 6.29(]C)C .095(ause the shell to e)-6.29 F .095(xit with a status of) -.15 F F2(n)2.595 E F0 5.095(.I)C(f)-5.095 E F2(n)2.955 E F0 .096 (is omitted, the e)2.835 F .096(xit status is that of the last command) -.15 F -.15(exe)144 691.2 S 2.5(cuted. A).15 F(trap on)2.5 E F3(EXIT)2.5 E F0(is e)2.25 E -.15(xe)-.15 G(cuted before the shell terminates.).15 E (GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(7)203.725 E 0 Cg EP %%Page: 8 8 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(export)108 84 Q F0([)2.5 E F1(\255fn)A F0 2.5(][).833 G /F2 10/Times-Italic@0 SF(name)-2.5 E F0([=)A F2(wor)A(d)-.37 E F0 (]] ...)A F1(export \255p)108 96 Q F0 .257(The supplied)144 108 R F2 (names)3.117 E F0 .257(are mark)3.027 F .257(ed for automatic e)-.1 F .257(xport to the en)-.15 F .257(vironment of subsequently e)-.4 F -.15 (xe)-.15 G(cuted).15 E 2.626(commands. If)144 120 R(the)2.626 E F1 2.626 E F0 .127(option is gi)2.627 F -.15(ve)-.25 G .127(n, the).15 F F2 (names)2.987 E F0 .127(refer to functions.)2.897 F .127(If no)5.127 F F2 (names)2.987 E F0 .127(are gi)2.897 F -.15(ve)-.25 G .127(n, or if the) .15 F F1144 132 Q F0 .66 (option is supplied, a list of all names that are e)3.16 F .659 (xported in this shell is printed.)-.15 F(The)5.659 E F13.159 E F0 (option)3.159 E 1.586(causes the e)144 144 R 1.586 (xport property to be remo)-.15 F -.15(ve)-.15 G 4.086(df).15 G 1.586 (rom each)-4.086 F F2(name)4.086 E F0 6.586(.I)C 4.086(fav)-6.586 G 1.587(ariable name is follo)-4.336 F 1.587(wed by)-.25 F(=)144 156 Q F2 (wor)A(d)-.37 E F0 2.804(,t)C .304(he v)-2.804 F .304(alue of the v)-.25 F .304(ariable is set to)-.25 F F2(wor)2.804 E(d)-.37 E F0(.)A F1 (export)5.304 E F0 .304(returns an e)2.804 F .303 (xit status of 0 unless an in)-.15 F -.25(va)-.4 G(lid).25 E .293 (option is encountered, one of the)144 168 R F2(names)2.793 E F0 .293 (is not a v)2.793 F .293(alid shell v)-.25 F .293(ariable name, or)-.25 F F12.793 E F0 .294(is supplied with a)2.793 F F2(name)144.36 180 Q F0(that is not a function.)2.68 E F1(fc)108 196.8 Q F0([)2.5 E F1 A F2(ename)2.5 E F0 2.5(][)C F1(\255lnr)-2.5 E F0 2.5(][)C F2 <8c72>-2.5 E(st)-.1 E F0 2.5(][)C F2(last)-2.5 E F0(])A F1(fc \255s)108 208.8 Q F0([)2.5 E F2(pat)A F0(=)A F2 -.37(re)C(p).37 E F0 2.5(][)C F2 (cmd)-2.5 E F0(])A .478(Fix Command.)144 220.8 R .478 (In the \214rst form, a range of commands from)5.478 F F2<8c72>4.888 E (st)-.1 E F0(to)3.658 E F2(last)3.068 E F0 .477 (is selected from the his-)3.658 F .881(tory list.)144 232.8 R F2 -.45 (Fi)5.881 G -.1(rs).45 G(t).1 E F0(and)4.061 E F2(last)3.471 E F0 .882 (may be speci\214ed as a string \(to locate the last command be)4.062 F .882(ginning with)-.15 F .797(that string\) or as a number \(an inde)144 244.8 R 3.297(xi)-.15 G .797(nto the history list, where a ne)-3.297 F -.05(ga)-.15 G(ti).05 E 1.097 -.15(ve n)-.25 H .796(umber is used as an) .15 F(of)144 256.8 Q .276(fset from the current command number\).)-.25 F (If)5.276 E F2(last)2.866 E F0 .277 (is not speci\214ed it is set to the current command)3.456 F .093 (for listing \(so that)144 268.8 R/F3 10/Courier@0 SF .092 (fc \255l \25510)2.592 F F0 .092(prints the last 10 commands\) and to) 2.592 F F2<8c72>4.502 E(st)-.1 E F0 2.592(otherwise. If)3.272 F F2<8c72> 4.502 E(st)-.1 E F0 .092(is not)3.272 F (speci\214ed it is set to the pre)144 280.8 Q (vious command for editing and \25516 for listing.)-.25 E(The)144 304.8 Q F12.522 E F0 .022 (option suppresses the command numbers when listing.)2.522 F(The)5.022 E F12.522 E F0 .022(option re)2.522 F -.15(ve)-.25 G .022 (rses the order of).15 F .438(the commands.)144 316.8 R .438(If the) 5.438 F F12.938 E F0 .438(option is gi)2.938 F -.15(ve)-.25 G .438 (n, the commands are listed on standard output.).15 F(Otherwise,)5.438 E .334(the editor gi)144 328.8 R -.15(ve)-.25 G 2.834(nb).15 G(y)-2.834 E F2(ename)3.024 E F0 .335(is in)3.014 F -.2(vo)-.4 G -.1(ke).2 G 2.835 (do).1 G 2.835(na\214)-2.835 G .335(le containing those commands.)-2.835 F(If)5.335 E F2(ename)3.025 E F0 .335(is not gi)3.015 F -.15(ve)-.25 G (n,).15 E .631(the v)144 340.8 R .631(alue of the)-.25 F/F4 9 /Times-Bold@0 SF(FCEDIT)3.131 E F0 -.25(va)2.881 G .631 (riable is used, and the v).25 F .631(alue of)-.25 F F4(EDIT)3.131 E(OR) -.162 E F0(if)2.881 E F4(FCEDIT)3.13 E F0 .63(is not set.)2.88 F .63 (If nei-)5.63 F 1.884(ther v)144 352.8 R 1.884(ariable is set, is used.) -.25 F 1.884 (When editing is complete, the edited commands are echoed and)6.884 F -.15(exe)144 364.8 S(cuted.).15 E .04(In the second form,)144 388.8 R F2 (command)2.54 E F0 .04(is re-e)2.54 F -.15(xe)-.15 G .039 (cuted after each instance of).15 F F2(pat)2.539 E F0 .039 (is replaced by)2.539 F F2 -.37(re)2.539 G(p).37 E F0 5.039(.A)C(useful) -2.5 E .406(alias to use with this is)144 400.8 R F3 .406(r='fc \255s') 2.906 F F0 2.906(,s)C 2.906(ot)-2.906 G .406(hat typing)-2.906 F F3 6.406(rc)2.906 G(c)-6.406 E F0 .406(runs the last command be)2.906 F .407(ginning with)-.15 F F3(cc)144 412.8 Q F0(and typing)2.5 E F3(r)2.5 E F0(re-e)2.5 E -.15(xe)-.15 G(cutes the last command.).15 E .142 (If the \214rst form is used, the return v)144 436.8 R .142 (alue is 0 unless an in)-.25 F -.25(va)-.4 G .142 (lid option is encountered or).25 F F2<8c72>4.552 E(st)-.1 E F0(or)3.322 E F2(last)2.732 E F0 .454(specify history lines out of range.)144 448.8 R .454(If the)5.454 F F12.954 E F0 .454 (option is supplied, the return v)2.954 F .455(alue is the v)-.25 F .455 (alue of the)-.25 F .788(last command e)144 460.8 R -.15(xe)-.15 G .788 (cuted or f).15 F .787 (ailure if an error occurs with the temporary \214le of commands.)-.1 F .787(If the)5.787 F 1.135 (second form is used, the return status is that of the command re-e)144 472.8 R -.15(xe)-.15 G 1.136(cuted, unless).15 F F2(cmd)3.836 E F0 1.136 (does not)4.406 F(specify a v)144 484.8 Q (alid history line, in which case)-.25 E F1(fc)2.5 E F0(returns f)2.5 E (ailure.)-.1 E F1(fg)108 501.6 Q F0([)2.5 E F2(jobspec)A F0(])A(Resume) 144 513.6 Q F2(jobspec)5.654 E F0 1.413(in the fore)4.224 F 1.413 (ground, and mak)-.15 F 3.913(ei)-.1 G 3.913(tt)-3.913 G 1.413 (he current job)-3.913 F 6.413(.I)-.4 G(f)-6.413 E F2(jobspec)5.653 E F0 1.413(is not present, the)4.223 F(shell')144 525.6 Q 3.116(sn)-.55 G .616(otion of the)-3.116 F F2(curr)3.116 E .616(ent job)-.37 F F0 .617 (is used.)3.116 F .617(The return v)5.617 F .617 (alue is that of the command placed into the)-.25 F(fore)144 537.6 Q .363(ground, or f)-.15 F .363 (ailure if run when job control is disabled or)-.1 F 2.862(,w)-.4 G .362 (hen run with job control enabled, if)-2.862 F F2(jobspec)145.74 549.6 Q F0 .004(does not specify a v)2.814 F .004(alid job or)-.25 F F2(jobspec) 4.244 E F0 .004(speci\214es a job that w)2.814 F .004 (as started without job control.)-.1 F F1(getopts)108 566.4 Q F2 (optstring name)2.5 E F0([)2.5 E F2(ar)A(gs)-.37 E F0(])A F1(getopts)144 578.4 Q F0 .793 (is used by shell procedures to parse positional parameters.)3.294 F F2 (optstring)6.023 E F0 .793(contains the option)3.513 F .149 (characters to be recognized; if a character is follo)144 590.4 R .15 (wed by a colon, the option is e)-.25 F .15(xpected to ha)-.15 F .45 -.15(ve a)-.2 H(n).15 E(ar)144 602.4 Q .579 (gument, which should be separated from it by white space.)-.18 F .578 (The colon and question mark char)5.579 F(-)-.2 E 1.665 (acters may not be used as option characters.)144 614.4 R 1.665 (Each time it is in)6.665 F -.2(vo)-.4 G -.1(ke).2 G(d,).1 E F1(getopts) 4.165 E F0 1.665(places the ne)4.165 F(xt)-.15 E .797 (option in the shell v)144 626.4 R(ariable)-.25 E F2(name)3.297 E F0 3.297(,i).18 G(nitializing)-3.297 E F2(name)3.657 E F0 .797 (if it does not e)3.477 F .796(xist, and the inde)-.15 F 3.296(xo)-.15 G 3.296(ft)-3.296 G .796(he ne)-3.296 F(xt)-.15 E(ar)144 638.4 Q .085 (gument to be processed into the v)-.18 F(ariable)-.25 E F4(OPTIND)2.585 E/F5 9/Times-Roman@0 SF(.)A F4(OPTIND)4.585 E F0 .085 (is initialized to 1 each time the shell)2.335 F .846 (or a shell script is in)144 650.4 R -.2(vo)-.4 G -.1(ke).2 G 3.345 (d. When).1 F .845(an option requires an ar)3.345 F(gument,)-.18 E F1 (getopts)3.345 E F0 .845(places that ar)3.345 F(gument)-.18 E .803 (into the v)144 662.4 R(ariable)-.25 E F4(OPT)3.303 E(ARG)-.81 E F5(.)A F0 .803(The shell does not reset)5.303 F F4(OPTIND)3.303 E F0 .804 (automatically; it must be manually)3.054 F .294 (reset between multiple calls to)144 674.4 R F1(getopts)2.793 E F0 .293 (within the same shell in)2.793 F -.2(vo)-.4 G .293(cation if a ne).2 F 2.793(ws)-.25 G .293(et of parameters)-2.793 F(is to be used.)144 686.4 Q 2.043(When the end of options is encountered,)144 710.4 R F1(getopts) 4.543 E F0 -.15(ex)4.543 G 2.043(its with a return v).15 F 2.044 (alue greater than zero.)-.25 F F4(OPTIND)144 722.4 Q F0 (is set to the inde)2.25 E 2.5(xo)-.15 G 2.5(ft)-2.5 G (he \214rst non-option ar)-2.5 E(gument, and)-.18 E F1(name)2.5 E F0 (is set to ?.)2.5 E(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(8) 203.725 E 0 Cg EP %%Page: 9 9 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(getopts)144 84 Q F0 2.393 (normally parses the positional parameters, b)4.893 F 2.392 (ut if more ar)-.2 F 2.392(guments are gi)-.18 F -.15(ve)-.25 G 4.892 (ni).15 G(n)-4.892 E/F2 10/Times-Italic@0 SF(ar)4.892 E(gs)-.37 E F0(,) .27 E F1(getopts)144 96 Q F0(parses those instead.)2.5 E F1(getopts)144 120 Q F0 1.165(can report errors in tw)3.665 F 3.665(ow)-.1 G 3.665 (ays. If)-3.765 F 1.165(the \214rst character of)3.665 F F2(optstring) 3.895 E F0 1.166(is a colon,)3.886 F F2(silent)4.006 E F0(error)4.346 E 1.264(reporting is used.)144 132 R 1.263 (In normal operation diagnostic messages are printed when in)6.263 F -.25(va)-.4 G 1.263(lid options or).25 F .393(missing option ar)144 144 R .393(guments are encountered.)-.18 F .394(If the v)5.394 F(ariable) -.25 E/F3 9/Times-Bold@0 SF(OPTERR)2.894 E F0 .394 (is set to 0, no error messages)2.644 F(will be displayed, e)144 156 Q -.15(ve)-.25 G 2.5(ni).15 G 2.5(ft)-2.5 G(he \214rst character of)-2.5 E F2(optstring)2.73 E F0(is not a colon.)2.72 E .667(If an in)144 180 R -.25(va)-.4 G .667(lid option is seen,).25 F F1(getopts)3.167 E F0 .667 (places ? into)3.167 F F2(name)3.527 E F0 .666 (and, if not silent, prints an error message)3.347 F .399(and unsets)144 192 R F3(OPT)2.899 E(ARG)-.81 E/F4 9/Times-Roman@0 SF(.)A F0(If)4.899 E F1(getopts)2.899 E F0 .399 (is silent, the option character found is placed in)2.899 F F3(OPT)2.899 E(ARG)-.81 E F0 .4(and no)2.65 F(diagnostic message is printed.)144 204 Q 1.242(If a required ar)144 228 R 1.242(gument is not found, and)-.18 F F1(getopts)3.741 E F0 1.241(is not silent, a question mark \()3.741 F F1 (?).833 E F0 3.741(\)i).833 G 3.741(sp)-3.741 G 1.241(laced in)-3.741 F F2(name)144 240 Q F0(,).18 E F3(OPT)2.734 E(ARG)-.81 E F0 .234 (is unset, and a diagnostic message is printed.)2.484 F(If)5.234 E F1 (getopts)2.734 E F0 .235(is silent, then a colon \()2.734 F F1(:).833 E F0(\)).833 E(is placed in)144 252 Q F2(name)2.86 E F0(and)2.68 E F3(OPT) 2.5 E(ARG)-.81 E F0(is set to the option character found.)2.25 E F1 (getopts)144 276 Q F0 .902 (returns true if an option, speci\214ed or unspeci\214ed, is found.) 3.402 F .902(It returns f)5.902 F .901(alse if the end of)-.1 F (options is encountered or an error occurs.)144 288 Q F1(hash)108 304.8 Q F0([)2.5 E F1(\255lr)A F0 2.5(][)C F1-2.5 E F2(\214lename)2.5 E F0 2.5(][)C F1(\255dt)-2.5 E F0 2.5(][)C F2(name)-2.5 E F0(])A .858 (Each time)144 316.8 R F1(hash)3.358 E F0 .858(is in)3.358 F -.2(vo)-.4 G -.1(ke).2 G .858(d, the full pathname of the command).1 F F2(name) 3.718 E F0 .858(is determined by searching)3.538 F .956 (the directories in)144 328.8 R F1($P)3.456 E -.95(AT)-.74 G(H).95 E F0 .956(and remembered.)3.456 F(An)5.956 E 3.456(yp)-.15 G(re)-3.456 E .956 (viously-remembered pathname is discarded.)-.25 F .098(If the)144 340.8 R F12.598 E F0 .098 (option is supplied, no path search is performed, and)2.598 F F2 (\214lename)4.509 E F0 .099(is used as the full \214le name)2.779 F 1.712(of the command.)144 352.8 R(The)6.712 E F14.212 E F0 1.711 (option causes the shell to for)4.212 F 1.711 (get all remembered locations.)-.18 F(The)6.711 E F14.211 E F0 .833(option causes the shell to for)144 364.8 R .833 (get the remembered location of each)-.18 F F2(name)3.333 E F0 5.833(.I) C 3.333(ft)-5.833 G(he)-3.333 E F13.333 E F0 .833(option is sup-) 3.333 F .704(plied, the full pathname to which each)144 376.8 R F2(name) 3.204 E F0 .703(corresponds is printed.)3.204 F .703(If multiple)5.703 F F2(name)3.203 E F0(ar)3.203 E(guments)-.18 E .795(are supplied with)144 388.8 R F13.295 E F0 3.295(,t)C(he)-3.295 E F2(name)3.295 E F0 .795(is printed before the hashed full pathname.)3.295 F(The)5.795 E F1 3.295 E F0 .795(option causes)3.295 F .934 (output to be displayed in a format that may be reused as input.)144 400.8 R .934(If no ar)5.934 F .934(guments are gi)-.18 F -.15(ve)-.25 G .934(n, or if).15 F(only)144 412.8 Q F12.821 E F0 .321 (is supplied, information about remembered commands is printed.)2.821 F .322(The return status is true)5.322 F(unless a)144 424.8 Q F2(name)2.86 E F0(is not found or an in)2.68 E -.25(va)-.4 G(lid option is supplied.) .25 E F1(help)108 441.6 Q F0([)2.5 E F1(\255dms)A F0 2.5(][)C F2 (pattern)-2.5 E F0(])A .867(Display helpful information about b)144 453.6 R .867(uiltin commands.)-.2 F(If)5.867 E F2(pattern)4.617 E F0 .866(is speci\214ed,)3.607 F F1(help)3.366 E F0(gi)3.366 E -.15(ve)-.25 G 3.366(sd).15 G(etailed)-3.366 E .306(help on all commands matching)144 465.6 R F2(pattern)2.806 E F0 2.807(;o).24 G .307 (therwise help for all the b)-2.807 F .307 (uiltins and shell control struc-)-.2 F(tures is printed.)144 477.6 Q F1 144 489.6 Q F0(Display a short description of each)24.74 E F2 (pattern)2.5 E F1144 501.6 Q F0(Display the description of each) 21.97 E F2(pattern)2.5 E F0(in a manpage-lik)2.5 E 2.5(ef)-.1 G(ormat) -2.5 E F1144 513.6 Q F0 (Display only a short usage synopsis for each)26.41 E F2(pattern)2.5 E F0(The return status is 0 unless no command matches)108 525.6 Q F2 (pattern)2.5 E F0(.).24 E F1(history [)108 542.4 Q F2(n)A F1(])A (history \255c)108 554.4 Q(history \255d)108 566.4 Q F2(of)2.5 E(fset) -.18 E F1(history \255anrw)108 578.4 Q F0([)2.5 E F2(\214lename)A F0(])A F1(history \255p)108 590.4 Q F2(ar)2.5 E(g)-.37 E F0([)2.5 E F2(ar)A 2.5 (g.)-.37 G(..)-2.5 E F0(])A F1(history \255s)108 602.4 Q F2(ar)2.5 E(g) -.37 E F0([)2.5 E F2(ar)A 2.5(g.)-.37 G(..)-2.5 E F0(])A -.4(Wi)144 614.4 S .752 (th no options, display the command history list with line numbers.).4 F .752(Lines listed with a)5.752 F F1(*)3.251 E F0(ha)3.251 E -.15(ve)-.2 G .38(been modi\214ed.)144 626.4 R .38(An ar)5.38 F .38(gument of)-.18 F F2(n)3.24 E F0 .38(lists only the last)3.12 F F2(n)3.24 E F0 2.88 (lines. If)3.12 F .38(the shell v)2.88 F(ariable)-.25 E F3(HISTTIMEFOR-) 2.881 E(MA)144 638.4 Q(T)-.855 E F0 .265 (is set and not null, it is used as a format string for)2.515 F F2 (strftime)2.764 E F0 .264(\(3\) to display the time stamp asso-)B 1.019 (ciated with each displayed history entry)144 650.4 R 6.019(.N)-.65 G 3.519(oi)-6.019 G(nterv)-3.519 E 1.019 (ening blank is printed between the formatted)-.15 F .176 (time stamp and the history line.)144 662.4 R(If)5.176 E F2(\214lename) 2.676 E F0 .176 (is supplied, it is used as the name of the history \214le; if)2.676 F (not, the v)144 674.4 Q(alue of)-.25 E F3(HISTFILE)2.5 E F0(is used.) 2.25 E(Options, if supplied, ha)5 E .3 -.15(ve t)-.2 H(he follo).15 E (wing meanings:)-.25 E F1144 686.4 Q F0 (Clear the history list by deleting all the entries.)25.86 E F1144 698.4 Q F2(of)2.5 E(fset)-.18 E F0(Delete the history entry at position) 180 710.4 Q F2(of)2.5 E(fset)-.18 E F0(.)A(GNU Bash-4.0)72 768 Q (2004 Apr 20)148.735 E(9)203.725 E 0 Cg EP %%Page: 10 10 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF144 84 Q F0 .598(Append the `)25.3 F(`ne)-.74 E (w')-.25 E 3.098('h)-.74 G .598 (istory lines \(history lines entered since the be)-3.098 F .599 (ginning of the current)-.15 F F1(bash)180 96 Q F0 (session\) to the history \214le.)2.5 E F1144 108 Q F0 .854(Read \ the history lines not already read from the history \214le into the cur\ rent history list.)24.74 F .772 (These are lines appended to the history \214le since the be)180 120 R .773(ginning of the current)-.15 F F1(bash)3.273 E F0(ses-)3.273 E (sion.)180 132 Q F1144 144 Q F0(Read the contents of the history \ \214le and use them as the current history)25.86 E(.)-.65 E F1144 156 Q F0(Write the current history to the history \214le, o)23.08 E -.15 (ve)-.15 G(rwriting the history \214le').15 E 2.5(sc)-.55 G(ontents.) -2.5 E F1144 168 Q F0 .626 (Perform history substitution on the follo)24.74 F(wing)-.25 E/F2 10 /Times-Italic@0 SF(ar)3.125 E(gs)-.37 E F0 .625 (and display the result on the standard)3.125 F 2.975(output. Does)180 180 R .475(not store the results in the history list.)2.975 F(Each)5.475 E F2(ar)2.975 E(g)-.37 E F0 .475(must be quoted to disable)2.975 F (normal history e)180 192 Q(xpansion.)-.15 E F1144 204 Q F0 .363 (Store the)26.41 F F2(ar)3.193 E(gs)-.37 E F0 .363 (in the history list as a single entry)3.133 F 5.363(.T)-.65 G .362 (he last command in the history list is)-5.363 F(remo)180 216 Q -.15(ve) -.15 G 2.5(db).15 G(efore the)-2.5 E F2(ar)2.83 E(gs)-.37 E F0 (are added.)2.77 E .145(If the)144 232.8 R/F3 9/Times-Bold@0 SF (HISTTIMEFORMA)2.645 E(T)-.855 E F0 -.25(va)2.395 G .145 (riable is set, the time stamp information associated with each history) .25 F .669(entry is written to the history \214le, mark)144 244.8 R .669 (ed with the history comment character)-.1 F 5.668(.W)-.55 G .668 (hen the history)-5.668 F .955(\214le is read, lines be)144 256.8 R .956 (ginning with the history comment character follo)-.15 F .956 (wed immediately by a digit)-.25 F .416 (are interpreted as timestamps for the pre)144 268.8 R .416 (vious history line.)-.25 F .416(The return v)5.416 F .415 (alue is 0 unless an in)-.25 F -.25(va)-.4 G(lid).25 E .499(option is e\ ncountered, an error occurs while reading or writing the history \214le\ , an in)144 280.8 R -.25(va)-.4 G(lid).25 E F2(of)3 E(fset)-.18 E F0(is) 3 E(supplied as an ar)144 292.8 Q(gument to)-.18 E F12.5 E F0 2.5 (,o)C 2.5(rt)-2.5 G(he history e)-2.5 E(xpansion supplied as an ar)-.15 E(gument to)-.18 E F12.5 E F0 -.1(fa)2.5 G(ils.).1 E F1(jobs)108 309.6 Q F0([)2.5 E F1(\255lnprs)A F0 2.5(][)C F2(jobspec)A F0(... ])2.5 E F1(jobs \255x)108 321.6 Q F2(command)2.5 E F0([)2.5 E F2(ar)2.5 E(gs) -.37 E F0(... ])2.5 E(The \214rst form lists the acti)144 333.6 Q .3 -.15(ve j)-.25 H 2.5(obs. The).15 F(options ha)2.5 E .3 -.15(ve t)-.2 H (he follo).15 E(wing meanings:)-.25 E F1144 345.6 Q F0 (List process IDs in addition to the normal information.)27.52 E F1 144 357.6 Q F0 .194(Display information only about jobs that ha) 24.74 F .494 -.15(ve c)-.2 H .193(hanged status since the user w).15 F .193(as last noti-)-.1 F(\214ed of their status.)180 369.6 Q F1144 381.6 Q F0(List only the process ID of the job')24.74 E 2.5(sp)-.55 G (rocess group leader)-2.5 E(.)-.55 E F1144 393.6 Q F0 (Restrict output to running jobs.)25.86 E F1144 405.6 Q F0 (Restrict output to stopped jobs.)26.41 E(If)144 422.4 Q F2(jobspec) 4.553 E F0 .313(is gi)3.123 F -.15(ve)-.25 G .313 (n, output is restricted to information about that job).15 F 5.314(.T) -.4 G .314(he return status is 0 unless)-5.314 F(an in)144 434.4 Q -.25 (va)-.4 G(lid option is encountered or an in).25 E -.25(va)-.4 G(lid).25 E F2(jobspec)4.24 E F0(is supplied.)2.81 E .395(If the)144 451.2 R F1 2.895 E F0 .394(option is supplied,)2.894 F F1(jobs)2.894 E F0 .394(replaces an)2.894 F(y)-.15 E F2(jobspec)4.634 E F0 .394(found in) 3.204 F F2(command)3.094 E F0(or)3.664 E F2(ar)3.224 E(gs)-.37 E F0 .394 (with the corre-)3.164 F(sponding process group ID, and e)144 463.2 Q -.15(xe)-.15 G(cutes).15 E F2(command)2.7 E F0(passing it)3.27 E F2(ar) 2.5 E(gs)-.37 E F0 2.5(,r).27 G(eturning its e)-2.5 E(xit status.)-.15 E F1(kill)108 480 Q F0([)2.5 E F1A F2(sigspec)2.5 E F0(|)2.5 E F1 2.5 E F2(signum)2.5 E F0(|)2.5 E F12.5 E F2(sigspec)A F0 2.5 (][)C F2(pid)-2.5 E F0(|)2.5 E F2(jobspec)2.5 E F0 2.5(].)C(..)-2.5 E F1 (kill \255l)108 492 Q F0([)2.5 E F2(sigspec)A F0(|)2.5 E F2 -.2(ex)2.5 G (it_status).2 E F0(])A .119(Send the signal named by)144 504 R F2 (sigspec)2.959 E F0(or)2.929 E F2(signum)2.959 E F0 .119 (to the processes named by)2.939 F F2(pid)3.87 E F0(or)3.39 E F2 (jobspec)2.62 E F0(.).31 E F2(sigspec)5.46 E F0(is)2.93 E .319 (either a case-insensiti)144 516 R .619 -.15(ve s)-.25 H .319 (ignal name such as).15 F F3(SIGKILL)2.819 E F0 .318 (\(with or without the)2.569 F F3(SIG)2.818 E F0 .318 (pre\214x\) or a signal)2.568 F(number;)144 528 Q F2(signum)4.188 E F0 1.349(is a signal number)4.168 F 6.349(.I)-.55 G(f)-6.349 E F2(sigspec) 4.189 E F0 1.349(is not present, then)4.159 F F3(SIGTERM)3.849 E F0 1.349(is assumed.)3.599 F(An)6.349 E(ar)144 540 Q .523(gument of)-.18 F F13.023 E F0 .523(lists the signal names.)3.023 F .523(If an)5.523 F 3.023(ya)-.15 G -.18(rg)-3.023 G .523(uments are supplied when).18 F F13.023 E F0 .523(is gi)3.023 F -.15(ve)-.25 G .523(n, the names) .15 F .28(of the signals corresponding to the ar)144 552 R .28 (guments are listed, and the return status is 0.)-.18 F(The)5.28 E F2 -.2(ex)2.78 G(it_status).2 E F0(ar)144 564 Q .378(gument to)-.18 F F1 2.878 E F0 .378 (is a number specifying either a signal number or the e)2.878 F .377 (xit status of a process termi-)-.15 F .593(nated by a signal.)144 576 R F1(kill)5.593 E F0 .593(returns true if at least one signal w)3.093 F .593(as successfully sent, or f)-.1 F .594(alse if an error)-.1 F (occurs or an in)144 588 Q -.25(va)-.4 G(lid option is encountered.).25 E F1(let)108 604.8 Q F2(ar)2.5 E(g)-.37 E F0([)2.5 E F2(ar)A(g)-.37 E F0 (...])2.5 E(Each)144 616.8 Q F2(ar)3.027 E(g)-.37 E F0 .197 (is an arithmetic e)2.917 F .197(xpression to be e)-.15 F -.25(va)-.25 G .196(luated \(see).25 F F3 .196(ARITHMETIC EV)2.696 F(ALU)-1.215 E -.855 (AT)-.54 G(ION).855 E F0(abo)2.446 E -.15(ve)-.15 G 2.696(\). If).15 F (the last)144 628.8 Q F2(ar)2.83 E(g)-.37 E F0 -.25(eva)2.72 G (luates to 0,).25 E F1(let)2.5 E F0(returns 1; 0 is returned otherwise.) 2.5 E F1(local)108 645.6 Q F0([)2.5 E F2(option)A F0 2.5(][)C F2(name) -2.5 E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E -.15(Fo)144 657.6 S 2.56(re).15 G .06(ach ar)-2.56 F .06(gument, a local v)-.18 F .06 (ariable named)-.25 F F2(name)2.92 E F0 .06(is created, and assigned) 2.74 F F2(value)2.56 E F0 5.06(.T).18 G(he)-5.06 E F2(option)2.56 E F0 .06(can be)2.56 F(an)144 669.6 Q 3.153(yo)-.15 G 3.153(ft)-3.153 G .653 (he options accepted by)-3.153 F F1(declar)3.153 E(e)-.18 E F0 5.652(.W) C(hen)-5.652 E F1(local)3.152 E F0 .652 (is used within a function, it causes the v)3.152 F(ari-)-.25 E(able)144 681.6 Q F2(name)3.72 E F0 .86(to ha)3.54 F 1.16 -.15(ve a v)-.2 H .861 (isible scope restricted to that function and its children.).15 F -.4 (Wi)5.861 G .861(th no operands,).4 F F1(local)144 693.6 Q F0 1.165 (writes a list of local v)3.665 F 1.165 (ariables to the standard output.)-.25 F 1.165(It is an error to use) 6.165 F F1(local)3.664 E F0 1.164(when not)3.664 F .232 (within a function.)144 705.6 R .233(The return status is 0 unless)5.232 F F1(local)2.733 E F0 .233(is used outside a function, an in)2.733 F -.25(va)-.4 G(lid).25 E F2(name)3.093 E F0(is)2.913 E(supplied, or)144 717.6 Q F2(name)2.5 E F0(is a readonly v)2.5 E(ariable.)-.25 E (GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(10)198.725 E 0 Cg EP %%Page: 11 11 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(logout)108 84 Q F0(Exit a login shell.)9.33 E F1 (map\214le)108 100.8 Q F0([)2.5 E F1A/F2 10/Times-Italic@0 SF (count)2.5 E F0 2.5(][)C F1-2.5 E F2(origin)2.5 E F0 2.5(][)C F1 -2.5 E F2(count)2.5 E F0 2.5(][)C F1-2.5 E F0 2.5(][)C F1 -2.5 E F2(fd)2.5 E F0 2.5(][)C F1-2.5 E F2(callbac)2.5 E(k) -.2 E F0 2.5(][)C F1-2.5 E F2(quantum)2.5 E F0 2.5(][)C F2(arr) -2.5 E(ay)-.15 E F0(])A F1 -.18(re)108 112.8 S(adarray).18 E F0([)2.5 E F1A F2(count)2.5 E F0 2.5(][)C F1-2.5 E F2(origin)2.5 E F0 2.5(][)C F1-2.5 E F2(count)2.5 E F0 2.5(][)C F1-2.5 E F0 2.5 (][)C F1-2.5 E F2(fd)2.5 E F0 2.5(][)C F1-2.5 E F2(callbac) 2.5 E(k)-.2 E F0 2.5(][)C F1-2.5 E F2(quantum)2.5 E F0 2.5(][)C F2 (arr)-2.5 E(ay)-.15 E F0(])A .351 (Read lines from the standard input into the inde)144 124.8 R -.15(xe) -.15 G 2.851(da).15 G .351(rray v)-2.851 F(ariable)-.25 E F2(arr)2.85 E (ay)-.15 E F0 2.85(,o).32 G 2.85(rf)-2.85 G .35(rom \214le descriptor) -2.85 F F2(fd)2.85 E F0 1.248(if the)144 136.8 R F13.748 E F0 1.248(option is supplied.)3.748 F 1.249(The v)6.249 F(ariable)-.25 E/F3 9/Times-Bold@0 SF(MAPFILE)3.749 E F0 1.249(is the def)3.499 F(ault)-.1 E F2(arr)3.749 E(ay)-.15 E F0 6.249(.O)C 1.249(ptions, if supplied,)-6.249 F(ha)144 148.8 Q .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1144 160.8 Q F0(Cop)24.74 E 2.5(ya)-.1 G 2.5(tm)-2.5 G(ost)-2.5 E F2(count)2.7 E F0 2.5(lines. If)3.18 F F2(count)2.5 E F0 (is 0, all lines are copied.)2.5 E F1144 172.8 Q F0(Be)22.52 E (gin assigning to)-.15 E F2(arr)2.83 E(ay)-.15 E F0(at inde)2.82 E(x) -.15 E F2(origin)2.5 E F0 5(.T).24 G(he def)-5 E(ault inde)-.1 E 2.5(xi) -.15 G 2.5(s0)-2.5 G(.)-2.5 E F1144 184.8 Q F0 (Discard the \214rst)26.41 E F2(count)2.5 E F0(lines read.)2.5 E F1 144 196.8 Q F0(Remo)26.97 E .3 -.15(ve a t)-.15 H(railing ne).15 E (wline from each line read.)-.25 E F1144 208.8 Q F0 (Read lines from \214le descriptor)24.74 E F2(fd)2.5 E F0 (instead of the standard input.)2.5 E F1144 220.8 Q F0(Ev)23.08 E (aluate)-.25 E F2(callbac)2.7 E(k)-.2 E F0(each time)3.17 E F2(quantum) 2.5 E F0(lines are read.)2.5 E(The)5 E F12.5 E F0 (option speci\214es)2.5 E F2(quantum)2.5 E F0(.).32 E F1144 232.8 Q F0(Specify the number of lines read between each call to)25.86 E F2 (callbac)2.5 E(k)-.2 E F0(.).67 E(If)144 249.6 Q F12.968 E F0 .467 (is speci\214ed without)2.967 F F12.967 E F0 2.967(,t)C .467 (he def)-2.967 F .467(ault quantum is 5000.)-.1 F(When)5.467 E F2 (callbac)2.967 E(k)-.2 E F0 .467(is e)2.967 F -.25(va)-.25 G .467 (luated, it is sup-).25 F .261(plied the inde)144 261.6 R 2.761(xo)-.15 G 2.761(ft)-2.761 G .261(he ne)-2.761 F .262(xt array element to be ass\ igned and the line to be assigned to that element)-.15 F .275 (as additional ar)144 273.6 R(guments.)-.18 E F2(callbac)5.275 E(k)-.2 E F0 .275(is e)2.775 F -.25(va)-.25 G .274 (luated after the line is read b).25 F .274 (ut before the array element is)-.2 F(assigned.)144 285.6 Q (If not supplied with an e)144 302.4 Q(xplicit origin,)-.15 E F1 (map\214le)2.5 E F0(will clear)2.5 E F2(arr)2.5 E(ay)-.15 E F0 (before assigning to it.)2.5 E F1(map\214le)144 319.2 Q F0 1.905 (returns successfully unless an in)4.405 F -.25(va)-.4 G 1.905 (lid option or option ar).25 F 1.906(gument is supplied,)-.18 F F2(arr) 4.406 E(ay)-.15 E F0(is)4.406 E(in)144 331.2 Q -.25(va)-.4 G (lid or unassignable, or if).25 E F2(arr)2.5 E(ay)-.15 E F0 (is not an inde)2.5 E -.15(xe)-.15 G 2.5(da).15 G(rray)-2.5 E(.)-.65 E F1(popd)108 348 Q F0<5bad>2.5 E F1(n)A F0 2.5(][)C(+)-2.5 E F2(n)A F0 2.5(][)C-2.5 E F2(n)A F0(])A(Remo)144 360 Q -.15(ve)-.15 G 2.8(se) .15 G .3(ntries from the directory stack.)-2.8 F -.4(Wi)5.299 G .299 (th no ar).4 F .299(guments, remo)-.18 F -.15(ve)-.15 G 2.799(st).15 G .299(he top directory from the)-2.799 F 1.478(stack, and performs a)144 372 R F1(cd)3.978 E F0 1.479(to the ne)3.978 F 3.979(wt)-.25 G 1.479 (op directory)-3.979 F 6.479(.A)-.65 G -.18(rg)-6.479 G 1.479 (uments, if supplied, ha).18 F 1.779 -.15(ve t)-.2 H 1.479(he follo).15 F(wing)-.25 E(meanings:)144 384 Q F1144 396 Q F0 .551 (Suppresses the normal change of directory when remo)24.74 F .551 (ving directories from the stack, so)-.15 F (that only the stack is manipulated.)180 408 Q F1(+)144 420 Q F2(n)A F0 (Remo)25.3 E -.15(ve)-.15 G 2.64(st).15 G(he)-2.64 E F2(n)2.64 E F0 .14 (th entry counting from the left of the list sho)B .14(wn by)-.25 F F1 (dirs)2.64 E F0 2.64(,s)C .14(tarting with zero.)-2.64 F -.15(Fo)180 432 S 2.5(re).15 G(xample:)-2.65 E/F4 10/Courier@0 SF(popd +0)2.5 E F0(remo) 2.5 E -.15(ve)-.15 G 2.5(st).15 G(he \214rst directory)-2.5 E(,)-.65 E F4(popd +1)2.5 E F0(the second.)2.5 E F1144 444 Q F2(n)A F0(Remo) 25.3 E -.15(ve)-.15 G 3.76(st).15 G(he)-3.76 E F2(n)3.76 E F0 1.259 (th entry counting from the right of the list sho)B 1.259(wn by)-.25 F F1(dirs)3.759 E F0 3.759(,s)C 1.259(tarting with)-3.759 F 2.5(zero. F) 180 456 R(or e)-.15 E(xample:)-.15 E F4(popd -0)2.5 E F0(remo)2.5 E -.15 (ve)-.15 G 2.5(st).15 G(he last directory)-2.5 E(,)-.65 E F4(popd -1)2.5 E F0(the ne)2.5 E(xt to last.)-.15 E .643(If the)144 472.8 R F1(popd) 3.143 E F0 .643(command is successful, a)3.143 F F1(dirs)3.143 E F0 .644 (is performed as well, and the return status is 0.)3.143 F F1(popd)5.644 E F0 .416(returns f)144 484.8 R .416(alse if an in)-.1 F -.25(va)-.4 G .415(lid option is encountered, the directory stack is empty).25 F 2.915 (,an)-.65 G(on-e)-2.915 E .415(xistent direc-)-.15 F (tory stack entry is speci\214ed, or the directory change f)144 496.8 Q (ails.)-.1 E F1(printf)108 513.6 Q F0([)2.5 E F1A F2(var)2.5 E F0 (])A F2(format)2.5 E F0([)2.5 E F2(ar)A(guments)-.37 E F0(])A 1.436 (Write the formatted)144 525.6 R F2(ar)3.936 E(guments)-.37 E F0 1.437 (to the standard output under the control of the)3.936 F F2(format)3.937 E F0 6.437(.T)C(he)-6.437 E F13.937 E F0 .126 (option causes the output to be assigned to the v)144 537.6 R(ariable) -.25 E F2(var)2.626 E F0 .126(rather than being printed to the standard) 2.626 F(output.)144 549.6 Q(The)144 573.6 Q F2(format)3.017 E F0 .517(i\ s a character string which contains three types of objects: plain chara\ cters, which are)3.017 F .704(simply copied to standard output, charact\ er escape sequences, which are con)144 585.6 R -.15(ve)-.4 G .703 (rted and copied to).15 F .036(the standard output, and format speci\ \214cations, each of which causes printing of the ne)144 597.6 R .037 (xt successi)-.15 F -.15(ve)-.25 G F2(ar)144 609.6 Q(gument)-.37 E F0 5.532(.I)C 3.032(na)-5.532 G .532(ddition to the standard)-3.032 F F2 (printf)3.032 E F0 .532(\(1\) format speci\214cations,)B F1(printf)3.031 E F0 .531(interprets the follo)3.031 F(w-)-.25 E(ing e)144 621.6 Q (xtensions:)-.15 E F1(%b)144 633.6 Q F0(causes)20.44 E F1(printf)5.115 E F0 2.615(to e)5.115 F 2.615 (xpand backslash escape sequences in the corresponding)-.15 F F2(ar) 5.115 E(gument)-.37 E F0(\(e)180 645.6 Q .608(xcept that)-.15 F F1(\\c) 3.108 E F0 .608(terminates output, backslashes in)3.108 F F1<5c08>3.108 E F0(,)A F1(\\")3.108 E F0 3.108(,a)C(nd)-3.108 E F1(\\?)3.108 E F0 .608 (are not remo)3.108 F -.15(ve)-.15 G .608(d, and octal).15 F(escapes be) 180 657.6 Q(ginning with)-.15 E F1(\\0)2.5 E F0 (may contain up to four digits\).)2.5 E F1(%q)144 669.6 Q F0(causes) 20.44 E F1(printf)2.51 E F0 .01(to output the corresponding)2.51 F F2 (ar)2.51 E(gument)-.37 E F0 .01(in a format that can be reused as shell) 2.51 F(input.)180 681.6 Q F1(%\()144 693.6 Q F2(datefmt)A F1(\)T)A F0 (causes)180 705.6 Q F1(printf)4.404 E F0 1.904 (to output the date-time string resulting from using)4.404 F F2(datefmt) 4.404 E F0 1.903(as a format)4.404 F .38(string for)180 717.6 R F2 (strftime)2.881 E F0 2.881(\(3\). The)B(corresponding)2.881 E F2(ar) 2.881 E(gument)-.37 E F0 .381(is an inte)2.881 F .381 (ger representing the number)-.15 F .458(of seconds since the epoch.)180 729.6 R -1 -.8(Tw o)5.458 H .458(special ar)3.758 F .458(gument v)-.18 F .458(alues may be used: -1 represents the)-.25 F(GNU Bash-4.0)72 768 Q (2004 Apr 20)148.735 E(11)198.725 E 0 Cg EP %%Page: 12 12 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E (current time, and -2 represents the time the shell w)180 84 Q(as in)-.1 E -.2(vo)-.4 G -.1(ke).2 G(d.).1 E(Ar)144 100.8 Q .463(guments to non-s\ tring format speci\214ers are treated as C constants, e)-.18 F .464 (xcept that a leading plus or)-.15 F 1.259(minus sign is allo)144 112.8 R 1.259 (wed, and if the leading character is a single or double quote, the v) -.25 F 1.258(alue is the)-.25 F(ASCII v)144 124.8 Q(alue of the follo) -.25 E(wing character)-.25 E(.)-.55 E(The)144 141.6 Q/F1 10 /Times-Italic@0 SF(format)3.423 E F0 .923 (is reused as necessary to consume all of the)3.423 F F1(ar)3.423 E (guments)-.37 E F0 5.923(.I)C 3.423(ft)-5.923 G(he)-3.423 E F1(format) 3.423 E F0 .924(requires more)3.424 F F1(ar)144 153.6 Q(guments)-.37 E F0 .033(than are supplied, the e)2.534 F .033 (xtra format speci\214cations beha)-.15 F .333 -.15(ve a)-.2 H 2.533(si) .15 G 2.533(faz)-2.533 G .033(ero v)-2.533 F .033(alue or null string,) -.25 F(as appropriate, had been supplied.)144 165.6 Q(The return v)5 E (alue is zero on success, non-zero on f)-.25 E(ailure.)-.1 E/F2 10 /Times-Bold@0 SF(pushd)108 182.4 Q F0([)2.5 E F2A F0 2.5(][)C(+) -2.5 E F1(n)A F0 2.5(][)C-2.5 E F1(n)A F0(])A F2(pushd)108 194.4 Q F0([)2.5 E F2A F0 2.5(][)C F1(dir)-2.5 E F0(])A .639(Adds a direc\ tory to the top of the directory stack, or rotates the stack, making th\ e ne)144 206.4 R 3.14(wt)-.25 G .64(op of the)-3.14 F 1.316 (stack the current w)144 218.4 R 1.316(orking directory)-.1 F 6.316(.W) -.65 G 1.315(ith no ar)-6.716 F 1.315(guments, e)-.18 F 1.315 (xchanges the top tw)-.15 F 3.815(od)-.1 G 1.315(irectories and)-3.815 F .871(returns 0, unless the directory stack is empty)144 230.4 R 5.871 (.A)-.65 G -.18(rg)-5.871 G .872(uments, if supplied, ha).18 F 1.172 -.15(ve t)-.2 H .872(he follo).15 F .872(wing mean-)-.25 F(ings:)144 242.4 Q F2144 254.4 Q F0 .902(Suppresses the normal change of dir\ ectory when adding directories to the stack, so that)24.74 F (only the stack is manipulated.)180 266.4 Q F2(+)144 278.4 Q F1(n)A F0 1.267(Rotates the stack so that the)25.3 F F1(n)3.767 E F0 1.268 (th directory \(counting from the left of the list sho)B 1.268(wn by) -.25 F F2(dirs)180 290.4 Q F0 2.5(,s)C (tarting with zero\) is at the top.)-2.5 E F2144 302.4 Q F1(n)A F0 .92(Rotates the stack so that the)25.3 F F1(n)3.42 E F0 .92 (th directory \(counting from the right of the list sho)B .92(wn by)-.25 F F2(dirs)180 314.4 Q F0 2.5(,s)C(tarting with zero\) is at the top.) -2.5 E F1(dir)144.35 326.4 Q F0(Adds)23.98 E F1(dir)2.85 E F0 (to the directory stack at the top, making it the ne)3.23 E 2.5(wc)-.25 G(urrent w)-2.5 E(orking directory)-.1 E(.)-.65 E .488(If the)144 343.2 R F2(pushd)2.988 E F0 .488(command is successful, a)2.988 F F2(dirs) 2.988 E F0 .488(is performed as well.)2.988 F .489 (If the \214rst form is used,)5.488 F F2(pushd)2.989 E F0 1.04 (returns 0 unless the cd to)144 355.2 R F1(dir)3.89 E F0 -.1(fa)4.27 G 3.539(ils. W).1 F 1.039(ith the second form,)-.4 F F2(pushd)3.539 E F0 1.039(returns 0 unless the directory)3.539 F .846(stack is empty)144 367.2 R 3.346(,an)-.65 G(on-e)-3.346 E .847(xistent directory stack ele\ ment is speci\214ed, or the directory change to the)-.15 F (speci\214ed ne)144 379.2 Q 2.5(wc)-.25 G(urrent directory f)-2.5 E (ails.)-.1 E F2(pwd)108 396 Q F0([)2.5 E F2(\255LP)A F0(])A .845 (Print the absolute pathname of the current w)144 408 R .845 (orking directory)-.1 F 5.844(.T)-.65 G .844 (he pathname printed contains no)-5.844 F .181(symbolic links if the)144 420 R F22.681 E F0 .181(option is supplied or the)2.681 F F2 .181 (\255o ph)2.681 F(ysical)-.15 E F0 .181(option to the)2.681 F F2(set) 2.681 E F0 -.2(bu)2.681 G .182(iltin command is).2 F 3.264(enabled. If) 144 432 R(the)3.264 E F23.264 E F0 .763 (option is used, the pathname printed may contain symbolic links.)3.264 F .763(The return)5.763 F 1.36(status is 0 unless an error occurs while\ reading the name of the current directory or an in)144 444 R -.25(va) -.4 G(lid).25 E(option is supplied.)144 456 Q F2 -.18(re)108 472.8 S(ad) .18 E F0([)3.817 E F2(\255ers)A F0 3.817(][)C F2-3.817 E F1(aname) 3.817 E F0 3.817(][)C F2-3.817 E F1(delim)3.817 E F0 3.817(][)C F2 -3.817 E F1(te)3.817 E(xt)-.2 E F0 3.817(][)C F2-3.817 E F1 (nc)3.816 E(har)-.15 E(s)-.1 E F0 3.816(][)C F2-3.816 E F1(nc) 3.816 E(har)-.15 E(s)-.1 E F0 3.816(][)C F2-3.816 E F1(pr)3.816 E (ompt)-.45 E F0 3.816(][)C F2-3.816 E F1(timeout)3.816 E F0 3.816 (][)C F2-3.816 E F1(fd)3.816 E F0(])A([)108 484.8 Q F1(name)A F0 (...])2.5 E .516(One line is read from the standard input, or from the \ \214le descriptor)144 496.8 R F1(fd)3.016 E F0 .516(supplied as an ar) 3.016 F .516(gument to)-.18 F(the)144 508.8 Q F22.538 E F0 .038 (option, and the \214rst w)2.538 F .038(ord is assigned to the \214rst) -.1 F F1(name)2.539 E F0 2.539(,t).18 G .039(he second w)-2.539 F .039 (ord to the second)-.1 F F1(name)2.539 E F0(,).18 E .42 (and so on, with lefto)144 520.8 R -.15(ve)-.15 G 2.92(rw).15 G .42 (ords and their interv)-3.02 F .42 (ening separators assigned to the last)-.15 F F1(name)2.92 E F0 5.42(.I) .18 G 2.92(ft)-5.42 G(here)-2.92 E .54(are fe)144 532.8 R .54(wer w)-.25 F .541(ords read from the input stream than names, the remaining names \ are assigned empty)-.1 F -.25(va)144 544.8 S 2.511(lues. The).25 F .011 (characters in)2.511 F/F3 9/Times-Bold@0 SF(IFS)2.511 E F0 .011 (are used to split the line into w)2.261 F 2.511(ords. The)-.1 F .011 (backslash character \()2.511 F F2(\\)A F0 2.51(\)m)C(ay)-2.51 E 1.89 (be used to remo)144 556.8 R 2.19 -.15(ve a)-.15 H 2.19 -.15(ny s).15 H 1.891(pecial meaning for the ne).15 F 1.891 (xt character read and for line continuation.)-.15 F (Options, if supplied, ha)144 568.8 Q .3 -.15(ve t)-.2 H(he follo).15 E (wing meanings:)-.25 E F2144 580.8 Q F1(aname)2.5 E F0 1.05(The w) 180 592.8 R 1.049 (ords are assigned to sequential indices of the array v)-.1 F(ariable) -.25 E F1(aname)3.549 E F0 3.549(,s).18 G 1.049(tarting at 0.)-3.549 F F1(aname)180.33 604.8 Q F0(is unset before an)2.68 E 2.5(yn)-.15 G .5 -.25(ew va)-2.5 H(lues are assigned.).25 E(Other)5 E F1(name)2.5 E F0 (ar)2.5 E(guments are ignored.)-.18 E F2144 616.8 Q F1(delim)2.5 E F0(The \214rst character of)180 628.8 Q F1(delim)2.5 E F0 (is used to terminate the input line, rather than ne)2.5 E(wline.)-.25 E F2144 640.8 Q F0 .372 (If the standard input is coming from a terminal,)25.86 F F2 -.18(re) 2.873 G(adline).18 E F0(\(see)2.873 E F3(READLINE)2.873 E F0(abo)2.623 E -.15(ve)-.15 G 2.873(\)i).15 G 2.873(su)-2.873 G(sed)-2.873 E .218 (to obtain the line.)180 652.8 R .218 (Readline uses the current \(or def)5.218 F .218 (ault, if line editing w)-.1 F .218(as not pre)-.1 F(viously)-.25 E (acti)180 664.8 Q -.15(ve)-.25 G 2.5(\)e).15 G(diting settings.)-2.5 E F2144 676.8 Q F1(te)2.5 E(xt)-.2 E F0(If)10.78 E F2 -.18(re)2.715 G(adline).18 E F0 .216(is being used to read the line,)2.715 F F1(te) 2.716 E(xt)-.2 E F0 .216(is placed into the editing b)2.716 F(uf)-.2 E .216(fer before edit-)-.25 F(ing be)180 688.8 Q(gins.)-.15 E F2144 700.8 Q F1(nc)2.5 E(har)-.15 E(s)-.1 E F2 -.18(re)180 712.8 S(ad).18 E F0 1.395(returns after reading)3.895 F F1(nc)3.895 E(har)-.15 E(s)-.1 E F0 1.395(characters rather than w)3.895 F 1.394 (aiting for a complete line of)-.1 F(input, b)180 724.8 Q (ut honor a delimiter if fe)-.2 E(wer than)-.25 E F1(nc)2.5 E(har)-.15 E (s)-.1 E F0(characters are read before the delimiter)2.5 E(.)-.55 E (GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(12)198.725 E 0 Cg EP %%Page: 13 13 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF144 84 Q/F2 10/Times-Italic@0 SF(nc)2.5 E(har)-.15 E(s)-.1 E F1 -.18(re)180 96 S(ad).18 E F0 1.269(returns after reading e) 3.769 F(xactly)-.15 E F2(nc)3.769 E(har)-.15 E(s)-.1 E F0 1.269 (characters rather than w)3.769 F 1.27(aiting for a complete)-.1 F .275 (line of input, unless EOF is encountered or)180 108 R F1 -.18(re)2.775 G(ad).18 E F0 .274(times out.)2.774 F .274(Delimiter characters encoun-) 5.274 F 1.002 (tered in the input are not treated specially and do not cause)180 120 R F1 -.18(re)3.503 G(ad).18 E F0 1.003(to return until)3.503 F F2(nc)3.503 E(har)-.15 E(s)-.1 E F0(characters are read.)180 132 Q F1144 144 Q F2(pr)2.5 E(ompt)-.45 E F0(Display)180 156 Q F2(pr)3.661 E(ompt)-.45 E F0 1.161(on standard error)3.661 F 3.661(,w)-.4 G 1.161 (ithout a trailing ne)-3.661 F 1.161(wline, before attempting to read) -.25 F(an)180 168 Q 2.5(yi)-.15 G 2.5(nput. The)-2.5 F (prompt is displayed only if input is coming from a terminal.)2.5 E F1 144 180 Q F0 .543(Backslash does not act as an escape character) 25.86 F 5.543(.T)-.55 G .544(he backslash is considered to be part of) -5.543 F(the line.)180 192 Q(In particular)5 E 2.5(,ab)-.4 G (ackslash-ne)-2.5 E(wline pair may not be used as a line continuation.) -.25 E F1144 204 Q F0(Silent mode.)26.41 E (If input is coming from a terminal, characters are not echoed.)5 E F1 144 216 Q F2(timeout)2.5 E F0(Cause)180 228 Q F1 -.18(re)3.549 G (ad).18 E F0 1.048(to time out and return f)3.549 F 1.048 (ailure if a complete line of input is not read within)-.1 F F2(timeout) 180 240 Q F0(seconds.)3.496 E F2(timeout)5.996 E F0 .997 (may be a decimal number with a fractional portion follo)3.496 F(wing) -.25 E .576(the decimal point.)180 252 R .576(This option is only ef) 5.576 F(fecti)-.25 E .876 -.15(ve i)-.25 H(f).15 E F1 -.18(re)3.076 G (ad).18 E F0 .576(is reading input from a terminal,)3.076 F .141 (pipe, or other special \214le; it has no ef)180 264 R .142 (fect when reading from re)-.25 F .142(gular \214les.)-.15 F(If)5.142 E F2(timeout)2.642 E F0 .142(is 0,)2.642 F F1 -.18(re)180 276 S(ad).18 E F0 .113(returns success if input is a)2.614 F -.25(va)-.2 G .113 (ilable on the speci\214ed \214le descriptor).25 F 2.613(,f)-.4 G .113 (ailure otherwise.)-2.713 F(The e)180 288 Q (xit status is greater than 128 if the timeout is e)-.15 E(xceeded.)-.15 E F1144 300 Q F2(fd)2.5 E F0(Read input from \214le descriptor) 14.46 E F2(fd)2.5 E F0(.)A .191(If no)144 316.8 R F2(names)3.051 E F0 .191(are supplied, the line read is assigned to the v)2.961 F(ariable) -.25 E/F3 9/Times-Bold@0 SF(REPL)2.692 E(Y)-.828 E/F4 9/Times-Roman@0 SF (.)A F0 .192(The return code is zero,)4.692 F 1.344 (unless end-of-\214le is encountered,)144 328.8 R F1 -.18(re)3.844 G(ad) .18 E F0 1.343 (times out \(in which case the return code is greater than)3.844 F (128\), or an in)144 340.8 Q -.25(va)-.4 G (lid \214le descriptor is supplied as the ar).25 E(gument to)-.18 E F1 2.5 E F0(.)A F1 -.18(re)108 357.6 S(adonly).18 E F0([)2.5 E F1 (\255aA)A(pf)-.25 E F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(wor)A(d)-.37 E F0 2.5(].)C(..])-2.5 E .77(The gi)144 369.6 R -.15(ve)-.25 G(n).15 E F2 (names)3.27 E F0 .77(are mark)3.27 F .77(ed readonly; the v)-.1 F .77 (alues of these)-.25 F F2(names)3.63 E F0 .77 (may not be changed by subse-)3.54 F 1.097(quent assignment.)144 381.6 R 1.097(If the)6.097 F F13.597 E F0 1.097 (option is supplied, the functions corresponding to the)3.597 F F2 (names)3.596 E F0 1.096(are so)3.596 F(mark)144 393.6 Q 3.334(ed. The) -.1 F F13.334 E F0 .834(option restricts the v)3.334 F .834 (ariables to inde)-.25 F -.15(xe)-.15 G 3.334(da).15 G .834(rrays; the) -3.334 F F13.334 E F0 .834(option restricts the v)3.334 F(ari-) -.25 E .538(ables to associati)144 405.6 R .838 -.15(ve a)-.25 H 3.038 (rrays. If).15 F(no)3.038 E F2(name)3.398 E F0(ar)3.218 E .538 (guments are gi)-.18 F -.15(ve)-.25 G .538(n, or if the).15 F F1 3.038 E F0 .537(option is supplied, a list)3.038 F .08 (of all readonly names is printed.)144 417.6 R(The)5.08 E F12.58 E F0 .081(option causes output to be displayed in a format that may)2.58 F 1.177(be reused as input.)144 429.6 R 1.177(If a v)6.177 F 1.176 (ariable name is follo)-.25 F 1.176(wed by =)-.25 F F2(wor)A(d)-.37 E F0 3.676(,t)C 1.176(he v)-3.676 F 1.176(alue of the v)-.25 F 1.176 (ariable is set to)-.25 F F2(wor)144 441.6 Q(d)-.37 E F0 6.205(.T)C 1.205(he return status is 0 unless an in)-6.205 F -.25(va)-.4 G 1.206 (lid option is encountered, one of the).25 F F2(names)4.066 E F0 1.206 (is not a)3.976 F -.25(va)144 453.6 S(lid shell v).25 E (ariable name, or)-.25 E F12.5 E F0(is supplied with a)2.5 E F2 (name)2.86 E F0(that is not a function.)2.68 E F1 -.18(re)108 470.4 S (tur).18 E(n)-.15 E F0([)2.5 E F2(n)A F0(])A .587 (Causes a function to e)144 482.4 R .587(xit with the return v)-.15 F .587(alue speci\214ed by)-.25 F F2(n)3.087 E F0 5.587(.I).24 G(f)-5.587 E F2(n)3.447 E F0 .586(is omitted, the return status is)3.327 F 1.335 (that of the last command e)144 494.4 R -.15(xe)-.15 G 1.335 (cuted in the function body).15 F 6.335(.I)-.65 G 3.835(fu)-6.335 G 1.335(sed outside a function, b)-3.835 F 1.335(ut during)-.2 F -.15(exe) 144 506.4 S .794(cution of a script by the).15 F F1(.)3.294 E F0(\() 5.794 E F1(sour)A(ce)-.18 E F0 3.294(\)c)C .794 (ommand, it causes the shell to stop e)-3.294 F -.15(xe)-.15 G .794 (cuting that script).15 F .245(and return either)144 518.4 R F2(n)3.105 E F0 .246(or the e)2.985 F .246(xit status of the last command e)-.15 F -.15(xe)-.15 G .246(cuted within the script as the e).15 F .246 (xit sta-)-.15 F .082(tus of the script.)144 530.4 R .082 (If used outside a function and not during e)5.082 F -.15(xe)-.15 G .082 (cution of a script by).15 F F1(.)2.582 E F0 2.581(,t).833 G .081 (he return sta-)-2.581 F 2.305(tus is f)144 542.4 R 4.805(alse. An)-.1 F 4.805(yc)-.15 G 2.305(ommand associated with the)-4.805 F F1(RETURN) 4.805 E F0 2.306(trap is e)4.806 F -.15(xe)-.15 G 2.306(cuted before e) .15 F -.15(xe)-.15 G(cution).15 E(resumes after the function or script.) 144 554.4 Q F1(set)108 571.2 Q F0([)2.5 E F1 (\255\255abefhkmnptuvxBCEHPT)A F0 2.5(][)C F1-2.5 E F2(option)2.5 E F0 2.5(][)C F2(ar)-2.5 E(g)-.37 E F0(...])2.5 E F1(set)108 583.2 Q F0 ([)2.5 E F1(+abefhkmnptuvxBCEHPT)A F0 2.5(][)C F1(+o)-2.5 E F2(option) 2.5 E F0 2.5(][)C F2(ar)-2.5 E(g)-.37 E F0(...])2.5 E -.4(Wi)144 595.2 S .836(thout options, the name and v).4 F .835(alue of each shell v)-.25 F .835(ariable are displayed in a format that can be)-.25 F .784 (reused as input for setting or resetting the currently-set v)144 607.2 R 3.284(ariables. Read-only)-.25 F -.25(va)3.284 G .784 (riables cannot be).25 F 2.947(reset. In)144 619.2 R F2 .447(posix mode) 2.947 F F0 2.947(,o)C .447(nly shell v)-2.947 F .447 (ariables are listed.)-.25 F .447 (The output is sorted according to the current)5.447 F 3.53 (locale. When)144 631.2 R 1.031(options are speci\214ed, the)3.53 F 3.531(ys)-.15 G 1.031(et or unset shell attrib)-3.531 F 3.531(utes. An) -.2 F 3.531(ya)-.15 G -.18(rg)-3.531 G 1.031(uments remaining).18 F 1.624(after option processing are treated as v)144 643.2 R 1.623 (alues for the positional parameters and are assigned, in)-.25 F(order) 144 655.2 Q 2.5(,t)-.4 G(o)-2.5 E F1($1)2.5 E F0(,)A F1($2)2.5 E F0(,)A F1 2.5(... $)2.5 F F2(n)A F0 5(.O)C(ptions, if speci\214ed, ha)-5 E .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1144 667.2 Q F0 .539(Automatically mark v)29.3 F .539 (ariables and functions which are modi\214ed or created for e)-.25 F .54 (xport to)-.15 F(the en)184 679.2 Q(vironment of subsequent commands.) -.4 E F1144 691.2 Q F0 .132 (Report the status of terminated background jobs immediately)28.74 F 2.632(,r)-.65 G .131(ather than before the ne)-2.632 F(xt)-.15 E (primary prompt.)184 703.2 Q(This is ef)5 E(fecti)-.25 E .3 -.15(ve o) -.25 H(nly when job control is enabled.).15 E F1144 715.2 Q F0 .51 (Exit immediately if a)29.86 F F2(pipeline)3.01 E F0 .511 (\(which may consist of a single)3.011 F F2 .511(simple command)3.011 F F0 3.011(\), a)B F2(sub-)3.011 E(shell)184 727.2 Q F0 .872 (command enclosed in parentheses, or one of the commands e)3.373 F -.15 (xe)-.15 G .872(cuted as part of a).15 F(GNU Bash-4.0)72 768 Q (2004 Apr 20)148.735 E(13)198.725 E 0 Cg EP %%Page: 14 14 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E .399 (command list enclosed by braces \(see)184 84 R/F1 9/Times-Bold@0 SF .399(SHELL GRAMMAR)2.899 F F0(abo)2.649 E -.15(ve)-.15 G 2.899(\)e).15 G .399(xits with a non-zero)-3.049 F 3.969(status. The)184 96 R 1.468 (shell does not e)3.969 F 1.468(xit if the command that f)-.15 F 1.468 (ails is part of the command list)-.1 F .569(immediately follo)184 108 R .569(wing a)-.25 F/F2 10/Times-Bold@0 SF(while)3.069 E F0(or)3.069 E F2 (until)3.069 E F0 -.1(ke)3.069 G(yw)-.05 E .569 (ord, part of the test follo)-.1 F .57(wing the)-.25 F F2(if)3.07 E F0 (or)3.07 E F2(elif)3.07 E F0(reserv)184 120 Q .544(ed w)-.15 F .544 (ords, part of an)-.1 F 3.044(yc)-.15 G .544(ommand e)-3.044 F -.15(xe) -.15 G .544(cuted in a).15 F F2(&&)3.044 E F0(or)3.044 E/F3 10/Symbol SF 3.044 E F0 .544(list e)3.044 F .544(xcept the command)-.15 F (follo)184 132 Q 1.23(wing the \214nal)-.25 F F2(&&)3.73 E F0(or)3.73 E F33.73 E F0 3.73(,a)C 1.53 -.15(ny c)-3.73 H 1.231 (ommand in a pipeline b).15 F 1.231(ut the last, or if the com-)-.2 F (mand')184 144 Q 3.191(sr)-.55 G .691(eturn v)-3.191 F .691 (alue is being in)-.25 F -.15(ve)-.4 G .691(rted with).15 F F2(!)3.191 E F0 5.691(.A)C .691(trap on)-2.5 F F2(ERR)3.19 E F0 3.19(,i)C 3.19(fs) -3.19 G .69(et, is e)-3.19 F -.15(xe)-.15 G .69(cuted before).15 F .686 (the shell e)184 156 R 3.186(xits. This)-.15 F .686 (option applies to the shell en)3.186 F .686 (vironment and each subshell en)-.4 F(viron-)-.4 E .068 (ment separately \(see)184 168 R F1 .068(COMMAND EXECUTION ENVIR)2.568 F (ONMENT)-.27 E F0(abo)2.318 E -.15(ve)-.15 G .068(\), and may cause).15 F(subshells to e)184 180 Q(xit before e)-.15 E -.15(xe)-.15 G (cuting all the commands in the subshell.).15 E F2144 192 Q F0 (Disable pathname e)30.97 E(xpansion.)-.15 E F2144 204 Q F0 2.238 (Remember the location of commands as the)28.74 F 4.738(ya)-.15 G 2.239 (re look)-4.738 F 2.239(ed up for e)-.1 F -.15(xe)-.15 G 4.739 (cution. This).15 F(is)4.739 E(enabled by def)184 216 Q(ault.)-.1 E F2 144 228 Q F0 .514(All ar)28.74 F .514 (guments in the form of assignment statements are placed in the en)-.18 F .513(vironment for a)-.4 F (command, not just those that precede the command name.)184 240 Q F2 144 252 Q F0 .148(Monitor mode.)25.97 F .148 (Job control is enabled.)5.148 F .149(This option is on by def)5.148 F .149(ault for interacti)-.1 F .449 -.15(ve s)-.25 H(hells).15 E .637 (on systems that support it \(see)184 264 R F1 .636(JOB CONTR)3.136 F (OL)-.27 E F0(abo)2.886 E -.15(ve)-.15 G 3.136(\). Background).15 F .636 (processes run in a)3.136 F .641 (separate process group and a line containing their e)184 276 R .642 (xit status is printed upon their com-)-.15 F(pletion.)184 288 Q F2 144 300 Q F0 .653(Read commands b)28.74 F .653(ut do not e)-.2 F -.15(xe)-.15 G .653(cute them.).15 F .652 (This may be used to check a shell script for)5.653 F(syntax errors.)184 312 Q(This is ignored by interacti)5 E .3 -.15(ve s)-.25 H(hells.).15 E F2144 324 Q/F4 10/Times-Italic@0 SF(option\255name)2.5 E F0(The) 184 336 Q F4(option\255name)2.5 E F0(can be one of the follo)2.5 E (wing:)-.25 E F2(allexport)184 348 Q F0(Same as)224 360 Q F22.5 E F0(.)A F2(braceexpand)184 372 Q F0(Same as)224 384 Q F22.5 E F0(.) A F2(emacs)184 396 Q F0 .089 (Use an emacs-style command line editing interf)13.9 F 2.589(ace. This) -.1 F .089(is enabled by def)2.589 F(ault)-.1 E .95 (when the shell is interacti)224 408 R -.15(ve)-.25 G 3.45(,u).15 G .95 (nless the shell is started with the)-3.45 F F2(\255\255noediting)3.45 E F0 2.5(option. This)224 420 R(also af)2.5 E(fects the editing interf) -.25 E(ace used for)-.1 E F2 -.18(re)2.5 G(ad \255e).18 E F0(.)A F2(err) 184 432 Q(exit)-.18 E F0(Same as)11.31 E F22.5 E F0(.)A F2 (errtrace)184 444 Q F0(Same as)5.03 E F22.5 E F0(.)A F2(functrace) 184 456 Q F0(Same as)224 468 Q F22.5 E F0(.)A F2(hashall)184 480 Q F0(Same as)9.43 E F22.5 E F0(.)A F2(histexpand)184 492 Q F0 (Same as)224 504 Q F22.5 E F0(.)A F2(history)184 516 Q F0 .586 (Enable command history)10 F 3.087(,a)-.65 G 3.087(sd)-3.087 G .587 (escribed abo)-3.087 F .887 -.15(ve u)-.15 H(nder).15 E F1(HIST)3.087 E (OR)-.162 E(Y)-.315 E/F5 9/Times-Roman@0 SF(.)A F0 .587(This option is) 5.087 F(on by def)224 528 Q(ault in interacti)-.1 E .3 -.15(ve s)-.25 H (hells.).15 E F2(ignor)184 540 Q(eeof)-.18 E F0 1.657(The ef)224 552 R 1.657(fect is as if the shell command)-.25 F/F6 10/Courier@0 SF (IGNOREEOF=10)4.156 E F0 1.656(had been e)4.156 F -.15(xe)-.15 G(cuted) .15 E(\(see)224 564 Q F2(Shell V)2.5 E(ariables)-.92 E F0(abo)2.5 E -.15 (ve)-.15 G(\).).15 E F2 -.1(ke)184 576 S(yw).1 E(ord)-.1 E F0(Same as) 224 588 Q F22.5 E F0(.)A F2(monitor)184 600 Q F0(Same as)5.56 E F2 2.5 E F0(.)A F2(noclob)184 612 Q(ber)-.1 E F0(Same as)224 624 Q F2 2.5 E F0(.)A F2(noexec)184 636 Q F0(Same as)11.12 E F22.5 E F0(.)A F2(noglob)184 648 Q F0(Same as)11.1 E F22.5 E F0(.)A F2 (nolog)184 660 Q F0(Currently ignored.)16.66 E F2(notify)184 672 Q F0 (Same as)15 E F22.5 E F0(.)A F2(nounset)184 684 Q F0(Same as)6.66 E F22.5 E F0(.)A F2(onecmd)184 696 Q F0(Same as)6.67 E F22.5 E F0(.)A F2(ph)184 708 Q(ysical)-.15 E F0(Same as)5.14 E F22.5 E F0(.)A(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(14)198.725 E 0 Cg EP %%Page: 15 15 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(pipefail)184 84 Q F0 1.029(If set, the return v)7.77 F 1.029(alue of a pipeline is the v)-.25 F 1.03 (alue of the last \(rightmost\) com-)-.25 F 1.137(mand to e)224 96 R 1.136 (xit with a non-zero status, or zero if all commands in the pipeline) -.15 F -.15(ex)224 108 S(it successfully).15 E 5(.T)-.65 G (his option is disabled by def)-5 E(ault.)-.1 E F1(posix)184 120 Q F0 2.09(Change the beha)17.77 F 2.091(vior of)-.2 F F1(bash)4.591 E F0 2.091(where the def)4.591 F 2.091(ault operation dif)-.1 F 2.091 (fers from the)-.25 F(POSIX standard to match the standard \()224 132 Q /F2 10/Times-Italic@0 SF(posix mode)A F0(\).)A F1(pri)184 144 Q(vileged) -.1 E F0(Same as)224 156 Q F12.5 E F0(.)A F1 -.1(ve)184 168 S (rbose).1 E F0(Same as)7.33 E F12.5 E F0(.)A F1(vi)184 180 Q F0 1.466(Use a vi-style command line editing interf)32.22 F 3.965 (ace. This)-.1 F 1.465(also af)3.965 F 1.465(fects the editing)-.25 F (interf)224 192 Q(ace used for)-.1 E F1 -.18(re)2.5 G(ad \255e).18 E F0 (.)A F1(xtrace)184 204 Q F0(Same as)13.35 E F12.5 E F0(.)A(If)184 222 Q F13.052 E F0 .552(is supplied with no)3.052 F F2 (option\255name)3.053 E F0 3.053(,t)C .553(he v)-3.053 F .553 (alues of the current options are printed.)-.25 F(If)5.553 E F1(+o)184 234 Q F0 1.072(is supplied with no)3.572 F F2(option\255name)3.572 E F0 3.572(,a)C 1.071(series of)-.001 F F1(set)3.571 E F0 1.071 (commands to recreate the current)3.571 F (option settings is displayed on the standard output.)184 246 Q F1 144 258 Q F0 -.45(Tu)28.74 G 1.071(rn on).45 F F2(privile)4.821 E -.1 (ge)-.4 G(d).1 E F0 3.572(mode. In)4.341 F 1.072(this mode, the)3.572 F /F3 9/Times-Bold@0 SF($ENV)3.572 E F0(and)3.322 E F3($B)3.572 E(ASH_ENV) -.27 E F0 1.072(\214les are not pro-)3.322 F 1.501 (cessed, shell functions are not inherited from the en)184 270 R 1.5 (vironment, and the)-.4 F F3(SHELLOPTS)4 E/F4 9/Times-Roman@0 SF(,)A F3 -.27(BA)184 282 S(SHOPTS).27 E F4(,)A F3(CDP)2.774 E -.855(AT)-.666 G(H) .855 E F4(,)A F0(and)2.774 E F3(GLOBIGNORE)3.024 E F0 -.25(va)2.774 G .524(riables, if the).25 F 3.025(ya)-.15 G .525(ppear in the en)-3.025 F (vironment,)-.4 E .38(are ignored.)184 294 R .38 (If the shell is started with the ef)5.38 F(fecti)-.25 E .679 -.15(ve u) -.25 H .379(ser \(group\) id not equal to the real).15 F .461 (user \(group\) id, and the)184 306 R F12.961 E F0 .461 (option is not supplied, these actions are tak)2.961 F .462 (en and the ef)-.1 F(fec-)-.25 E(ti)184 318 Q .695 -.15(ve u)-.25 H .395 (ser id is set to the real user id.).15 F .395(If the)5.395 F F1 2.895 E F0 .394(option is supplied at startup, the ef)2.895 F(fecti)-.25 E -.15(ve)-.25 G .386(user id is not reset.)184 330 R -.45(Tu)5.386 G .386(rning this option of).45 F 2.886(fc)-.25 G .387(auses the ef)-2.886 F(fecti)-.25 E .687 -.15(ve u)-.25 H .387(ser and group ids to be).15 F (set to the real user and group ids.)184 342 Q F1144 354 Q F0 (Exit after reading and e)30.97 E -.15(xe)-.15 G(cuting one command.).15 E F1144 366 Q F0 -.35(Tr)28.74 G .044(eat unset v).35 F .044(aria\ bles and parameters other than the special parameters "@" and "*" as an) -.25 F .182(error when performing parameter e)184 378 R 2.682 (xpansion. If)-.15 F -.15(ex)2.682 G .183 (pansion is attempted on an unset v).15 F(ari-)-.25 E .746 (able or parameter)184 390 R 3.246(,t)-.4 G .746 (he shell prints an error message, and, if not interacti)-3.246 F -.15 (ve)-.25 G 3.246(,e).15 G .746(xits with a)-3.396 F(non-zero status.)184 402 Q F1144 414 Q F0(Print shell input lines as the)29.3 E 2.5(ya) -.15 G(re read.)-2.5 E F1144 426 Q F0 .315(After e)29.3 F .315 (xpanding each)-.15 F F2 .315(simple command)2.815 F F0(,)A F1 -.25(fo) 2.815 G(r).25 E F0(command,)2.815 E F1(case)2.815 E F0(command,)2.815 E F1(select)2.815 E F0(command,)2.815 E 1.236(or arithmetic)184 438 R F1 -.25(fo)3.736 G(r).25 E F0 1.236(command, display the e)3.736 F 1.236 (xpanded v)-.15 F 1.236(alue of)-.25 F F3(PS4)3.736 E F4(,)A F0(follo) 3.486 E 1.236(wed by the com-)-.25 F(mand and its e)184 450 Q (xpanded ar)-.15 E(guments or associated w)-.18 E(ord list.)-.1 E F1 144 462 Q F0 2.578(The shell performs brace e)27.63 F 2.578 (xpansion \(see)-.15 F F1 2.578(Brace Expansion)5.078 F F0(abo)5.078 E -.15(ve)-.15 G 5.079(\). This).15 F 2.579(is on by)5.079 F(def)184 474 Q (ault.)-.1 E F1144 486 Q F0 .214(If set,)27.08 F F1(bash)2.714 E F0 .214(does not o)2.714 F -.15(ve)-.15 G .214(rwrite an e).15 F .214 (xisting \214le with the)-.15 F F1(>)2.714 E F0(,)A F1(>&)2.714 E F0 2.713(,a)C(nd)-2.713 E F1(<>)2.713 E F0 .213(redirection opera-)2.713 F 3.053(tors. This)184 498 R .553(may be o)3.053 F -.15(ve)-.15 G .553 (rridden when creating output \214les by using the redirection opera-) .15 F(tor)184 510 Q F1(>|)2.5 E F0(instead of)2.5 E F1(>)2.5 E F0(.)A F1 144 522 Q F0 .104(If set, an)27.63 F 2.604(yt)-.15 G .104(rap on) -2.604 F F1(ERR)2.604 E F0 .103 (is inherited by shell functions, command substitutions, and com-)2.604 F .838(mands e)184 534 R -.15(xe)-.15 G .838(cuted in a subshell en).15 F 3.338(vironment. The)-.4 F F1(ERR)3.338 E F0 .839 (trap is normally not inherited in)3.339 F(such cases.)184 546 Q F1 144 558 Q F0(Enable)26.52 E F1(!)3.032 E F0 .532 (style history substitution.)5.532 F .531(This option is on by def)5.532 F .531(ault when the shell is inter)-.1 F(-)-.2 E(acti)184 570 Q -.15 (ve)-.25 G(.).15 E F1144 582 Q F0 1.164 (If set, the shell does not follo)28.19 F 3.664(ws)-.25 G 1.164 (ymbolic links when e)-3.664 F -.15(xe)-.15 G 1.165 (cuting commands such as).15 F F1(cd)3.665 E F0 2.822 (that change the current w)184 594 R 2.822(orking directory)-.1 F 7.822 (.I)-.65 G 5.322(tu)-7.822 G 2.822(ses the ph)-5.322 F 2.821 (ysical directory structure)-.05 F 2.685(instead. By)184 606 R(def)2.685 E(ault,)-.1 E F1(bash)2.686 E F0(follo)2.686 E .186 (ws the logical chain of directories when performing com-)-.25 F (mands which change the current directory)184 618 Q(.)-.65 E F1144 630 Q F0 .89(If set, an)27.63 F 3.39(yt)-.15 G .89(raps on)-3.39 F F1 (DEB)3.39 E(UG)-.1 E F0(and)3.39 E F1(RETURN)3.39 E F0 .89 (are inherited by shell functions, command)3.39 F 1.932 (substitutions, and commands e)184 642 R -.15(xe)-.15 G 1.932 (cuted in a subshell en).15 F 4.432(vironment. The)-.4 F F1(DEB)4.432 E (UG)-.1 E F0(and)4.432 E F1(RETURN)184 654 Q F0 (traps are normally not inherited in such cases.)2.5 E F1144 666 Q F0 .401(If no ar)28.6 F .401(guments follo)-.18 F 2.901(wt)-.25 G .401 (his option, then the positional parameters are unset.)-2.901 F (Otherwise,)5.4 E(the positional parameters are set to the)184 678 Q F2 (ar)2.5 E(g)-.37 E F0(s, e)A -.15(ve)-.25 G 2.5(ni).15 G 2.5(fs)-2.5 G (ome of them be)-2.5 E(gin with a)-.15 E F12.5 E F0(.)A F1144 690 Q F0 1.944(Signal the end of options, cause all remaining)34.3 F F2 (ar)4.444 E(g)-.37 E F0 4.444(st)C 4.444(ob)-4.444 G 4.445(ea)-4.444 G 1.945(ssigned to the positional)-4.445 F 3.446(parameters. The)184 702 R F13.446 E F0(and)3.446 E F13.446 E F0 .945 (options are turned of)3.446 F 3.445(f. If)-.25 F .945(there are no) 3.445 F F2(ar)3.445 E(g)-.37 E F0 .945(s, the positional)B (parameters remain unchanged.)184 714 Q .425(The options are of)144 730.8 R 2.925(fb)-.25 G 2.925(yd)-2.925 G(ef)-2.925 E .425 (ault unless otherwise noted.)-.1 F .425 (Using + rather than \255 causes these options)5.425 F(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(15)198.725 E 0 Cg EP %%Page: 16 16 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E .178 (to be turned of)144 84 R 2.678(f. The)-.25 F .178 (options can also be speci\214ed as ar)2.678 F .178(guments to an in) -.18 F -.2(vo)-.4 G .177(cation of the shell.).2 F(The)5.177 E .066 (current set of options may be found in)144 96 R/F1 10/Times-Bold@0 SF <24ad>2.566 E F0 5.066(.T)C .066(he return status is al)-5.066 F -.1(wa) -.1 G .066(ys true unless an in).1 F -.25(va)-.4 G .067(lid option).25 F (is encountered.)144 108 Q F1(shift)108 124.8 Q F0([)2.5 E/F2 10 /Times-Italic@0 SF(n)A F0(])A .429(The positional parameters from)144 136.8 R F2(n)2.929 E F0 .429(+1 ... are renamed to)B F1 .429($1 ....) 2.929 F F0 -.15(Pa)5.428 G .428(rameters represented by the num-).15 F (bers)144 148.8 Q F1($#)2.582 E F0(do)2.582 E .082(wn to)-.25 F F1($#) 2.582 E F0A F2(n)A F0 .082(+1 are unset.)B F2(n)5.442 E F0 .082 (must be a non-ne)2.822 F -.05(ga)-.15 G(ti).05 E .383 -.15(ve n)-.25 H .083(umber less than or equal to).15 F F1($#)2.583 E F0 5.083(.I)C(f) -5.083 E F2(n)2.943 E F0 .06(is 0, no parameters are changed.)144 160.8 R(If)5.06 E F2(n)2.92 E F0 .06(is not gi)2.8 F -.15(ve)-.25 G .06 (n, it is assumed to be 1.).15 F(If)5.06 E F2(n)2.92 E F0 .06 (is greater than)2.8 F F1($#)2.56 E F0 2.56(,t)C(he)-2.56 E .143 (positional parameters are not changed.)144 172.8 R .144 (The return status is greater than zero if)5.143 F F2(n)3.004 E F0 .144 (is greater than)2.884 F F1($#)2.644 E F0 (or less than zero; otherwise 0.)144 184.8 Q F1(shopt)108 201.6 Q F0([) 2.5 E F1(\255pqsu)A F0 2.5(][)C F1-2.5 E F0 2.5(][)C F2(optname) -2.5 E F0(...])2.5 E -.8(To)144 213.6 S .222(ggle the v).8 F .222 (alues of v)-.25 F .222(ariables controlling optional shell beha)-.25 F (vior)-.2 E 5.222(.W)-.55 G .222(ith no options, or with the)-5.622 F F1 2.722 E F0 .721(option, a list of all settable options is display\ ed, with an indication of whether or not each is set.)144 225.6 R(The) 144 237.6 Q F12.828 E F0 .327(option causes output to be displaye\ d in a form that may be reused as input.)2.828 F .327(Other options) 5.327 F(ha)144 249.6 Q .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:) -.25 E F1144 261.6 Q F0(Enable \(set\) each)26.41 E F2(optname)2.5 E F0(.)A F1144 273.6 Q F0(Disable \(unset\) each)24.74 E F2 (optname)2.5 E F0(.)A F1144 285.6 Q F0 .003(Suppresses normal out\ put \(quiet mode\); the return status indicates whether the)24.74 F F2 (optname)2.504 E F0(is)2.504 E .256(set or unset.)180 297.6 R .256 (If multiple)5.256 F F2(optname)2.756 E F0(ar)2.756 E .256 (guments are gi)-.18 F -.15(ve)-.25 G 2.756(nw).15 G(ith)-2.756 E F1 2.756 E F0 2.755(,t)C .255(he return status is zero if)-2.755 F (all)180 309.6 Q F2(optnames)2.5 E F0(are enabled; non-zero otherwise.) 2.5 E F1144 321.6 Q F0(Restricts the v)25.3 E(alues of)-.25 E F2 (optname)2.5 E F0(to be those de\214ned for the)2.5 E F12.5 E F0 (option to the)2.5 E F1(set)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E .127 (If either)144 338.4 R F12.627 E F0(or)2.627 E F12.627 E F0 .127(is used with no)2.627 F F2(optname)2.627 E F0(ar)2.627 E .127 (guments, the display is limited to those options which)-.18 F 1.024 (are set or unset, respecti)144 350.4 R -.15(ve)-.25 G(ly).15 E 6.024 (.U)-.65 G 1.024(nless otherwise noted, the)-6.024 F F1(shopt)3.523 E F0 1.023(options are disabled \(unset\) by)3.523 F(def)144 362.4 Q(ault.) -.1 E 1.544(The return status when listing options is zero if all)144 379.2 R F2(optnames)4.044 E F0 1.545(are enabled, non-zero otherwise.) 4.045 F .696 (When setting or unsetting options, the return status is zero unless an) 144 391.2 R F2(optname)3.196 E F0 .696(is not a v)3.196 F .695 (alid shell)-.25 F(option.)144 403.2 Q(The list of)144 420 Q F1(shopt) 2.5 E F0(options is:)2.5 E F1(autocd)144 438 Q F0 .199 (If set, a command name that is the name of a directory is e)11.11 F -.15(xe)-.15 G .2(cuted as if it were the ar).15 F(gu-)-.18 E (ment to the)184 450 Q F1(cd)2.5 E F0 2.5(command. This)2.5 F (option is only used by interacti)2.5 E .3 -.15(ve s)-.25 H(hells.).15 E F1(cdable_v)144 462 Q(ars)-.1 E F0 .156(If set, an ar)184 474 R .156 (gument to the)-.18 F F1(cd)2.656 E F0 -.2(bu)2.656 G .155 (iltin command that is not a directory is assumed to be the).2 F (name of a v)184 486 Q(ariable whose v)-.25 E (alue is the directory to change to.)-.25 E F1(cdspell)144 498 Q F0 1.055 (If set, minor errors in the spelling of a directory component in a) 10.55 F F1(cd)3.555 E F0 1.055(command will be)3.555 F 3.988 (corrected. The)184 510 R 1.488(errors check)3.988 F 1.487 (ed for are transposed characters, a missing character)-.1 F 3.987(,a) -.4 G(nd)-3.987 E .552(one character too man)184 522 R 4.352 -.65(y. I) -.15 H 3.052(fac).65 G .552 (orrection is found, the corrected \214le name is printed, and)-3.052 F (the command proceeds.)184 534 Q(This option is only used by interacti)5 E .3 -.15(ve s)-.25 H(hells.).15 E F1(checkhash)144 546 Q F0 2.08 (If set,)184 558 R F1(bash)4.58 E F0 2.079 (checks that a command found in the hash table e)4.58 F 2.079 (xists before trying to)-.15 F -.15(exe)184 570 S(cute it.).15 E (If a hashed command no longer e)5 E (xists, a normal path search is performed.)-.15 E F1(checkjobs)144 582 Q F0 .448(If set,)184 594 R F1(bash)2.948 E F0 .448 (lists the status of an)2.948 F 2.949(ys)-.15 G .449 (topped and running jobs before e)-2.949 F .449(xiting an interacti)-.15 F -.15(ve)-.25 G 3.439(shell. If)184 606 R(an)3.439 E 3.439(yj)-.15 G .938(obs are running, this causes the e)-3.439 F .938 (xit to be deferred until a second e)-.15 F .938(xit is)-.15 F 2.203 (attempted without an interv)184 618 R 2.203(ening command \(see)-.15 F /F3 9/Times-Bold@0 SF 2.203(JOB CONTR)4.703 F(OL)-.27 E F0(abo)4.453 E -.15(ve)-.15 G 4.703(\). The).15 F(shell)4.704 E(al)184 630 Q -.1(wa)-.1 G(ys postpones e).1 E(xiting if an)-.15 E 2.5(yj)-.15 G (obs are stopped.)-2.5 E F1(checkwinsize)144 642 Q F0 .797(If set,)184 654 R F1(bash)3.297 E F0 .797(checks the windo)3.297 F 3.297(ws)-.25 G .796(ize after each command and, if necessary)-3.297 F 3.296(,u)-.65 G .796(pdates the)-3.296 F -.25(va)184 666 S(lues of).25 E F3(LINES)2.5 E F0(and)2.25 E F3(COLUMNS)2.5 E/F4 9/Times-Roman@0 SF(.)A F1(cmdhist)144 678 Q F0 1.202(If set,)6.11 F F1(bash)3.702 E F0 1.202(attempts to sa) 3.702 F 1.502 -.15(ve a)-.2 H 1.202 (ll lines of a multiple-line command in the same history).15 F(entry)184 690 Q 5(.T)-.65 G(his allo)-5 E (ws easy re-editing of multi-line commands.)-.25 E F1(compat31)144 702 Q F0 .42(If set,)184 714 R F1(bash)2.92 E F0 .42(changes its beha)2.92 F .419(vior to that of v)-.2 F .419(ersion 3.1 with respect to quoted ar) -.15 F(guments)-.18 E(to the conditional command')184 726 Q 2.5(s=)-.55 G 2.5(~o)-2.5 G(perator)-2.5 E(.)-.55 E(GNU Bash-4.0)72 768 Q (2004 Apr 20)148.735 E(16)198.725 E 0 Cg EP %%Page: 17 17 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(compat32)144 84 Q F0 1.409(If set,)184 96 R F1(bash) 3.909 E F0 1.409(changes its beha)3.909 F 1.409(vior to that of v)-.2 F 1.41(ersion 3.2 with respect to locale-speci\214c)-.15 F (string comparison when using the conditional command')184 108 Q 2.5 (s operators.)-2.5 E F1(compat40)144 120 Q F0 1.41 (If set,)184 132 R F1(bash)3.91 E F0 1.41(changes its beha)3.91 F 1.409 (vior to that of v)-.2 F 1.409 (ersion 4.0 with respect to locale-speci\214c)-.15 F 1.692 (string comparison when using the conditional command')184 144 R 4.193 (s operators and the)-4.193 F(ef)184 156 Q (fect of interrupting a command list.)-.25 E F1(compat41)144 168 Q F0 1.232(@item compat41 If set,)184 180 R F1(bash)3.732 E F0 3.732(,w)C 1.232(hen in posix mode, treats a single quote in a double-)-3.732 F 1.213(quoted parameter e)184 192 R 1.213 (xpansion as a special character)-.15 F 6.213(.T)-.55 G 1.214 (he single quotes must match \(an)-6.213 F -2.15 -.25(ev e)184 204 T 2.949(nn).25 G .448(umber\) and the characters between the single quote\ s are considered quoted.)-2.949 F(This)5.448 E .062(is the beha)184 216 R .062(vior of posix mode through v)-.2 F .062(ersion 4.1.)-.15 F .062 (The def)5.062 F .062(ault bash beha)-.1 F .063(vior remains as)-.2 F (in pre)184 228 Q(vious v)-.25 E(ersions.)-.15 E F1(dirspell)144 240 Q F0 .859(If set,)7.77 F F1(bash)3.359 E F0 .858 (attempts spelling correction on directory names during w)3.359 F .858 (ord completion if)-.1 F (the directory name initially supplied does not e)184 252 Q(xist.)-.15 E F1(dotglob)144 264 Q F0 .165(If set,)7.77 F F1(bash)2.665 E F0 .165 (includes \214lenames be)2.665 F .165(ginning with a `.)-.15 F 2.665('i) -.7 G 2.665(nt)-2.665 G .165(he results of pathname e)-2.665 F (xpansion.)-.15 E F1(execfail)144 276 Q F0 1.387 (If set, a non-interacti)7.79 F 1.687 -.15(ve s)-.25 H 1.386 (hell will not e).15 F 1.386(xit if it cannot e)-.15 F -.15(xe)-.15 G 1.386(cute the \214le speci\214ed as an).15 F(ar)184 288 Q (gument to the)-.18 E F1(exec)2.5 E F0 -.2(bu)2.5 G(iltin command.).2 E (An interacti)5 E .3 -.15(ve s)-.25 H(hell does not e).15 E(xit if)-.15 E F1(exec)2.5 E F0 -.1(fa)2.5 G(ils.).1 E F1(expand_aliases)144 300 Q F0 .716(If set, aliases are e)184 312 R .717(xpanded as described abo)-.15 F 1.017 -.15(ve u)-.15 H(nder).15 E/F2 9/Times-Bold@0 SF(ALIASES)3.217 E /F3 9/Times-Roman@0 SF(.)A F0 .717(This option is enabled)5.217 F (by def)184 324 Q(ault for interacti)-.1 E .3 -.15(ve s)-.25 H(hells.) .15 E F1(extdeb)144 336 Q(ug)-.2 E F0(If set, beha)184 348 Q (vior intended for use by deb)-.2 E(uggers is enabled:)-.2 E F1(1.)184 360 Q F0(The)28.5 E F14.251 E F0 1.751(option to the)4.251 F F1 (declar)4.251 E(e)-.18 E F0 -.2(bu)4.251 G 1.751 (iltin displays the source \214le name and line).2 F (number corresponding to each function name supplied as an ar)220 372 Q (gument.)-.18 E F1(2.)184 384 Q F0 1.667(If the command run by the)28.5 F F1(DEB)4.167 E(UG)-.1 E F0 1.667(trap returns a non-zero v)4.167 F 1.667(alue, the ne)-.25 F(xt)-.15 E(command is skipped and not e)220 396 Q -.15(xe)-.15 G(cuted.).15 E F1(3.)184 408 Q F0 .841 (If the command run by the)28.5 F F1(DEB)3.341 E(UG)-.1 E F0 .841 (trap returns a v)3.341 F .84(alue of 2, and the shell is)-.25 F -.15 (exe)220 420 S .488 (cuting in a subroutine \(a shell function or a shell script e).15 F -.15(xe)-.15 G .488(cuted by the).15 F F1(.)2.988 E F0(or)2.988 E F1 (sour)220 432 Q(ce)-.18 E F0 -.2(bu)2.5 G(iltins\), a call to).2 E F1 -.18(re)2.5 G(tur).18 E(n)-.15 E F0(is simulated.)2.5 E F1(4.)184 444 Q F2 -.27(BA)28.5 G(SH_ARGC).27 E F0(and)3.154 E F2 -.27(BA)3.404 G (SH_ARGV).27 E F0 .904(are updated as described in their descriptions) 3.154 F(abo)220 456 Q -.15(ve)-.15 G(.).15 E F1(5.)184 468 Q F0 1.359 (Function tracing is enabled:)28.5 F 1.359 (command substitution, shell functions, and sub-)6.359 F(shells in)220 480 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(dw).1 G(ith)-2.5 E F1(\()2.5 E/F4 10 /Times-Italic@0 SF(command)2.5 E F1(\))2.5 E F0(inherit the)2.5 E F1 (DEB)2.5 E(UG)-.1 E F0(and)2.5 E F1(RETURN)2.5 E F0(traps.)2.5 E F1(6.) 184 492 Q F0 .805(Error tracing is enabled:)28.5 F .804 (command substitution, shell functions, and subshells)5.805 F(in)220 504 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(dw).1 G(ith)-2.5 E F1(\()2.5 E F4 (command)2.5 E F1(\))2.5 E F0(inherit the)2.5 E F1(ERR)2.5 E F0(trap.) 2.5 E F1(extglob)144 516 Q F0 .4(If set, the e)8.89 F .4 (xtended pattern matching features described abo)-.15 F .7 -.15(ve u) -.15 H(nder).15 E F1 -.1(Pa)2.9 G .4(thname Expan-).1 F(sion)184 528 Q F0(are enabled.)2.5 E F1(extquote)144 540 Q F0 2.473(If set,)184 552 R F1($)4.973 E F0<08>A F4(string)A F0 4.973<0861>C(nd)-4.973 E F1($)4.973 E F0(")A F4(string)A F0 4.973("q)C 2.473(uoting is performed within) -4.973 F F1(${)4.973 E F4(par)A(ameter)-.15 E F1(})A F0 -.15(ex)4.973 G (pansions).15 E(enclosed in double quotes.)184 564 Q (This option is enabled by def)5 E(ault.)-.1 E F1(failglob)144 576 Q F0 1.424(If set, patterns which f)7.77 F 1.425 (ail to match \214lenames during pathname e)-.1 F 1.425 (xpansion result in an)-.15 F -.15(ex)184 588 S(pansion error).15 E(.) -.55 E F1 -.25(fo)144 600 S -.18(rc).25 G(e_\214gnor).18 E(e)-.18 E F0 .937(If set, the suf)184 612 R<8c78>-.25 E .936(es speci\214ed by the) -.15 F F2(FIGNORE)3.436 E F0 .936(shell v)3.186 F .936(ariable cause w) -.25 F .936(ords to be ignored)-.1 F .32(when performing w)184 624 R .32 (ord completion e)-.1 F -.15(ve)-.25 G 2.82(ni).15 G 2.82(ft)-2.82 G .32 (he ignored w)-2.82 F .32(ords are the only possible com-)-.1 F 2.948 (pletions. See)184 636 R F2 .448(SHELL V)2.948 F(ARIABLES)-1.215 E F0 (abo)2.698 E .748 -.15(ve f)-.15 H .448(or a description of).15 F F2 (FIGNORE)2.947 E F3(.)A F0 .447(This option is)4.947 F(enabled by def) 184 648 Q(ault.)-.1 E F1(globstar)144 660 Q F0 .178(If set, the pattern) 5 F F1(**)2.678 E F0 .178(used in a pathname e)2.678 F .178 (xpansion conte)-.15 F .179(xt will match a \214les and zero or)-.15 F 1.298(more directories and subdirectories.)184 672 R 1.298 (If the pattern is follo)6.298 F 1.298(wed by a)-.25 F F1(/)3.797 E F0 3.797(,o)C 1.297(nly directories)-3.797 F(and subdirectories match.)184 684 Q F1(gnu_errfmt)144 696 Q F0(If set, shell error messages are writt\ en in the standard GNU error message format.)184 708 Q(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(17)198.725 E 0 Cg EP %%Page: 18 18 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(histappend)144 84 Q F0 .676 (If set, the history list is appended to the \214le named by the v)184 96 R .676(alue of the)-.25 F/F2 9/Times-Bold@0 SF(HISTFILE)3.177 E F0 -.25(va)2.927 G(ri-).25 E(able when the shell e)184 108 Q (xits, rather than o)-.15 E -.15(ve)-.15 G(rwriting the \214le.).15 E F1 (histr)144 120 Q(eedit)-.18 E F0 .576(If set, and)184 132 R F1 -.18(re) 3.076 G(adline).18 E F0 .575(is being used, a user is gi)3.076 F -.15 (ve)-.25 G 3.075(nt).15 G .575(he opportunity to re-edit a f)-3.075 F .575(ailed his-)-.1 F(tory substitution.)184 144 Q F1(histv)144 156 Q (erify)-.1 E F0 .402(If set, and)184 168 R F1 -.18(re)2.903 G(adline).18 E F0 .403 (is being used, the results of history substitution are not immediately) 2.903 F .662(passed to the shell parser)184 180 R 5.662(.I)-.55 G .661 (nstead, the resulting line is loaded into the)-5.662 F F1 -.18(re)3.161 G(adline).18 E F0(editing)3.161 E -.2(bu)184 192 S -.25(ff).2 G(er).25 E 2.5(,a)-.4 G(llo)-2.5 E(wing further modi\214cation.)-.25 E F1 (hostcomplete)144 204 Q F0 1.181(If set, and)184 216 R F1 -.18(re)3.681 G(adline).18 E F0 1.181(is being used,)3.681 F F1(bash)3.682 E F0 1.182 (will attempt to perform hostname completion)3.682 F 1.381(when a w)184 228 R 1.381(ord containing a)-.1 F F1(@)3.881 E F0 1.381 (is being completed \(see)3.881 F F1(Completing)3.88 E F0(under)3.88 E F2(READLINE)3.88 E F0(abo)184 240 Q -.15(ve)-.15 G 2.5(\). This).15 F (is enabled by def)2.5 E(ault.)-.1 E F1(huponexit)144 252 Q F0(If set,) 184 264 Q F1(bash)2.5 E F0(will send)2.5 E F2(SIGHUP)2.5 E F0 (to all jobs when an interacti)2.25 E .3 -.15(ve l)-.25 H(ogin shell e) .15 E(xits.)-.15 E F1(interacti)144 276 Q -.1(ve)-.1 G(_comments).1 E F0 .33(If set, allo)184 288 R 2.83(waw)-.25 G .33(ord be)-2.93 F .33 (ginning with)-.15 F F1(#)2.83 E F0 .33(to cause that w)2.83 F .33 (ord and all remaining characters on)-.1 F .967 (that line to be ignored in an interacti)184 300 R 1.267 -.15(ve s)-.25 H .967(hell \(see).15 F F2(COMMENTS)3.467 E F0(abo)3.217 E -.15(ve)-.15 G 3.467(\). This).15 F .967(option is)3.467 F(enabled by def)184 312 Q (ault.)-.1 E F1(lastpipe)144 324 Q F0 1.211 (If set, and job control is not acti)6.66 F -.15(ve)-.25 G 3.712(,t).15 G 1.212(he shell runs the last command of a pipeline not)-3.712 F -.15 (exe)184 336 S(cuted in the background in the current shell en).15 E (vironment.)-.4 E F1(lithist)144 348 Q F0 .655(If set, and the)15.55 F F1(cmdhist)3.155 E F0 .654 (option is enabled, multi-line commands are sa)3.154 F -.15(ve)-.2 G 3.154(dt).15 G 3.154(ot)-3.154 G .654(he history)-3.154 F (with embedded ne)184 360 Q (wlines rather than using semicolon separators where possible.)-.25 E F1 (login_shell)144 372 Q F0 .486 (The shell sets this option if it is started as a login shell \(see)184 384 R F2(INV)2.987 E(OCA)-.405 E(TION)-.855 E F0(abo)2.737 E -.15(ve) -.15 G 2.987(\). The).15 F -.25(va)184 396 S(lue may not be changed.).25 E F1(mailwar)144 408 Q(n)-.15 E F0 .815(If set, and a \214le that)184 420 R F1(bash)3.315 E F0 .814 (is checking for mail has been accessed since the last time it)3.315 F -.1(wa)184 432 S 2.5(sc).1 G(heck)-2.5 E(ed, the message `)-.1 E (`The mail in)-.74 E/F3 10/Times-Italic@0 SF(mail\214le)2.5 E F0 (has been read')2.5 E 2.5('i)-.74 G 2.5(sd)-2.5 G(isplayed.)-2.5 E F1 (no_empty_cmd_completion)144 444 Q F0 .324(If set, and)184 456 R F1 -.18 (re)2.824 G(adline).18 E F0 .324(is being used,)2.824 F F1(bash)2.824 E F0 .324(will not attempt to search the)2.824 F F2 -.666(PA)2.825 G(TH) -.189 E F0 .325(for possible)2.575 F (completions when completion is attempted on an empty line.)184 468 Q F1 (nocaseglob)144 480 Q F0 .437(If set,)184 492 R F1(bash)2.937 E F0 .436 (matches \214lenames in a case\255insensiti)2.937 F .736 -.15(ve f)-.25 H .436(ashion when performing pathname).05 F -.15(ex)184 504 S (pansion \(see).15 E F1 -.1(Pa)2.5 G(thname Expansion).1 E F0(abo)2.5 E -.15(ve)-.15 G(\).).15 E F1(nocasematch)144 516 Q F0 1.193(If set,)184 528 R F1(bash)3.693 E F0 1.194(matches patterns in a case\255insensiti) 3.693 F 1.494 -.15(ve f)-.25 H 1.194(ashion when performing matching).05 F(while e)184 540 Q -.15(xe)-.15 G(cuting).15 E F1(case)2.5 E F0(or)2.5 E F1([[)2.5 E F0(conditional commands.)2.5 E F1(nullglob)144 552 Q F0 .855(If set,)184 564 R F1(bash)3.355 E F0(allo)3.355 E .855 (ws patterns which match no \214les \(see)-.25 F F1 -.1(Pa)3.354 G .854 (thname Expansion).1 F F0(abo)3.354 E -.15(ve)-.15 G 3.354(\)t).15 G(o) -3.354 E -.15(ex)184 576 S(pand to a null string, rather than themselv) .15 E(es.)-.15 E F1(pr)144 588 Q(ogcomp)-.18 E F0 .676 (If set, the programmable completion f)184 600 R .677(acilities \(see) -.1 F F1(Pr)3.177 E .677(ogrammable Completion)-.18 F F0(abo)3.177 E -.15(ve)-.15 G(\)).15 E(are enabled.)184 612 Q (This option is enabled by def)5 E(ault.)-.1 E F1(pr)144 624 Q(omptv) -.18 E(ars)-.1 E F0 1.448(If set, prompt strings under)184 636 R 1.448 (go parameter e)-.18 F 1.447(xpansion, command substitution, arithmetic) -.15 F -.15(ex)184 648 S .17(pansion, and quote remo).15 F -.25(va)-.15 G 2.67(la).25 G .17(fter being e)-2.67 F .17(xpanded as described in) -.15 F F2(PR)2.671 E(OMPTING)-.27 E F0(abo)2.421 E -.15(ve)-.15 G(.).15 E(This option is enabled by def)184 660 Q(ault.)-.1 E F1 -.18(re)144 672 S(stricted_shell).18 E F0 1.069 (The shell sets this option if it is started in restricted mode \(see) 184 684 R F2 1.069(RESTRICTED SHELL)3.569 F F0(belo)184 696 Q 4.178 (w\). The)-.25 F -.25(va)4.178 G 1.678(lue may not be changed.).25 F 1.678(This is not reset when the startup \214les are)6.678 F -.15(exe) 184 708 S(cuted, allo).15 E(wing the startup \214les to disco)-.25 E -.15(ve)-.15 G 2.5(rw).15 G(hether or not a shell is restricted.)-2.5 E (GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(18)198.725 E 0 Cg EP %%Page: 19 19 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(shift_v)144 84 Q(erbose)-.1 E F0 .502(If set, the)184 96 R F1(shift)3.002 E F0 -.2(bu)3.002 G .501 (iltin prints an error message when the shift count e).2 F .501 (xceeds the number)-.15 F(of positional parameters.)184 108 Q F1(sour) 144 120 Q(cepath)-.18 E F0 .77(If set, the)184 132 R F1(sour)3.27 E(ce) -.18 E F0(\()3.27 E F1(.)A F0 3.27(\)b)C .77(uiltin uses the v)-3.47 F .771(alue of)-.25 F/F2 9/Times-Bold@0 SF -.666(PA)3.271 G(TH)-.189 E F0 .771(to \214nd the directory containing the)3.021 F (\214le supplied as an ar)184 144 Q 2.5(gument. This)-.18 F (option is enabled by def)2.5 E(ault.)-.1 E F1(xpg_echo)144 156 Q F0 (If set, the)184 168 Q F1(echo)2.5 E F0 -.2(bu)2.5 G(iltin e).2 E (xpands backslash-escape sequences by def)-.15 E(ault.)-.1 E F1(suspend) 108 180 Q F0([)2.5 E F1A F0(])A 1.002(Suspend the e)144 192 R -.15 (xe)-.15 G 1.002(cution of this shell until it recei).15 F -.15(ve)-.25 G 3.501(sa).15 G F2(SIGCONT)A F0 3.501(signal. A)3.251 F 1.001 (login shell cannot be)3.501 F .022(suspended; the)144 204 R F1 2.522 E F0 .022(option can be used to o)2.522 F -.15(ve)-.15 G .022 (rride this and force the suspension.).15 F .023(The return status is) 5.023 F 2.5(0u)144 216 S(nless the shell is a login shell and)-2.5 E F1 2.5 E F0(is not supplied, or if job control is not enabled.)2.5 E F1(test)108 228 Q/F3 10/Times-Italic@0 SF -.2(ex)2.5 G(pr).2 E F1([)108 240 Q F3 -.2(ex)2.5 G(pr).2 E F1(])2.5 E F0 1.15 (Return a status of 0 or 1 depending on the e)6.77 F -.25(va)-.25 G 1.15 (luation of the conditional e).25 F(xpression)-.15 E F3 -.2(ex)3.65 G (pr).2 E F0 6.15(.E).73 G(ach)-6.15 E 1.187 (operator and operand must be a separate ar)144 252 R 3.688 (gument. Expressions)-.18 F 1.188(are composed of the primaries)3.688 F 1.89(described abo)144 264 R 2.19 -.15(ve u)-.15 H(nder).15 E F2 (CONDITION)4.39 E 1.89(AL EXPRESSIONS)-.18 F/F4 9/Times-Roman@0 SF(.)A F1(test)6.39 E F0 1.889(does not accept an)4.389 F 4.389(yo)-.15 G 1.889 (ptions, nor)-4.389 F(does it accept and ignore an ar)144 276 Q (gument of)-.18 E F12.5 E F0(as signifying the end of options.)2.5 E .785(Expressions may be combined using the follo)144 294 R .786 (wing operators, listed in decreasing order of prece-)-.25 F 2.5 (dence. The)144 306 R -.25(eva)2.5 G (luation depends on the number of ar).25 E(guments; see belo)-.18 E -.65 (w.)-.25 G F1(!)144 318 Q F3 -.2(ex)2.5 G(pr).2 E F0 -.35(Tr)12.6 G (ue if).35 E F3 -.2(ex)2.5 G(pr).2 E F0(is f)3.23 E(alse.)-.1 E F1(\() 144 330 Q F3 -.2(ex)2.5 G(pr).2 E F1(\))2.5 E F0 .26(Returns the v)6.77 F .26(alue of)-.25 F F3 -.2(ex)2.76 G(pr).2 E F0 5.26(.T)C .26 (his may be used to o)-5.26 F -.15(ve)-.15 G .26 (rride the normal precedence of opera-).15 F(tors.)180 342 Q F3 -.2(ex) 144 354 S(pr1).2 E F02.5 E F1(a)A F3 -.2(ex)2.5 G(pr2).2 E F0 -.35 (Tr)180 366 S(ue if both).35 E F3 -.2(ex)2.5 G(pr1).2 E F0(and)2.5 E F3 -.2(ex)2.5 G(pr2).2 E F0(are true.)2.52 E F3 -.2(ex)144 378 S(pr1).2 E F02.5 E F1(o)A F3 -.2(ex)2.5 G(pr2).2 E F0 -.35(Tr)180 390 S (ue if either).35 E F3 -.2(ex)2.5 G(pr1).2 E F0(or)2.5 E F3 -.2(ex)2.5 G (pr2).2 E F0(is true.)2.52 E F1(test)144 406.8 Q F0(and)2.5 E F1([)2.5 E F0 -.25(eva)2.5 G(luate conditional e).25 E (xpressions using a set of rules based on the number of ar)-.15 E (guments.)-.18 E 2.5(0a)144 424.8 S -.18(rg)-2.5 G(uments).18 E(The e) 180 436.8 Q(xpression is f)-.15 E(alse.)-.1 E 2.5(1a)144 448.8 S -.18 (rg)-2.5 G(ument).18 E(The e)180 460.8 Q (xpression is true if and only if the ar)-.15 E(gument is not null.)-.18 E 2.5(2a)144 472.8 S -.18(rg)-2.5 G(uments).18 E .37(If the \214rst ar) 180 484.8 R .37(gument is)-.18 F F1(!)2.87 E F0 2.87(,t)C .37(he e)-2.87 F .37(xpression is true if and only if the second ar)-.15 F .37 (gument is null.)-.18 F .38(If the \214rst ar)180 496.8 R .38 (gument is one of the unary conditional operators listed abo)-.18 F .679 -.15(ve u)-.15 H(nder).15 E F2(CONDI-)2.879 E(TION)180 508.8 Q .552 (AL EXPRESSIONS)-.18 F F4(,)A F0 .552(the e)2.802 F .552 (xpression is true if the unary test is true.)-.15 F .552 (If the \214rst ar)5.552 F(gu-)-.18 E(ment is not a v)180 520.8 Q (alid unary conditional operator)-.25 E 2.5(,t)-.4 G(he e)-2.5 E (xpression is f)-.15 E(alse.)-.1 E 2.5(3a)144 532.8 S -.18(rg)-2.5 G (uments).18 E .024(If the second ar)180 544.8 R .023 (gument is one of the binary conditional operators listed abo)-.18 F .323 -.15(ve u)-.15 H(nder).15 E F2(CON-)2.523 E(DITION)180 556.8 Q 1.477(AL EXPRESSIONS)-.18 F F4(,)A F0 1.477(the result of the e)3.727 F 1.477(xpression is the result of the binary test)-.15 F .513 (using the \214rst and third ar)180 568.8 R .513(guments as operands.) -.18 F(The)5.513 E F13.013 E F0(and)3.013 E F13.013 E F0 .512(operators are considered)3.013 F .972 (binary operators when there are three ar)180 580.8 R 3.472(guments. If) -.18 F .972(the \214rst ar)3.472 F .972(gument is)-.18 F F1(!)3.472 E F0 3.472(,t)C .972(he v)-3.472 F .972(alue is)-.25 F .884(the ne)180 592.8 R -.05(ga)-.15 G .884(tion of the tw).05 F(o-ar)-.1 E .884 (gument test using the second and third ar)-.18 F 3.383(guments. If)-.18 F .883(the \214rst)3.383 F(ar)180 604.8 Q .874(gument is e)-.18 F (xactly)-.15 E F1(\()3.374 E F0 .875(and the third ar)3.374 F .875 (gument is e)-.18 F(xactly)-.15 E F1(\))3.375 E F0 3.375(,t)C .875 (he result is the one-ar)-3.375 F(gument)-.18 E(test of the second ar) 180 616.8 Q 2.5(gument. Otherwise,)-.18 F(the e)2.5 E(xpression is f) -.15 E(alse.)-.1 E 2.5(4a)144 628.8 S -.18(rg)-2.5 G(uments).18 E .385 (If the \214rst ar)180 640.8 R .385(gument is)-.18 F F1(!)2.885 E F0 2.885(,t)C .385(he result is the ne)-2.885 F -.05(ga)-.15 G .384 (tion of the three-ar).05 F .384(gument e)-.18 F .384(xpression com-) -.15 F 1.647(posed of the remaining ar)180 652.8 R 4.147 (guments. Otherwise,)-.18 F 1.647(the e)4.147 F 1.648 (xpression is parsed and e)-.15 F -.25(va)-.25 G(luated).25 E (according to precedence using the rules listed abo)180 664.8 Q -.15(ve) -.15 G(.).15 E 2.5(5o)144 676.8 S 2.5(rm)-2.5 G(ore ar)-2.5 E(guments) -.18 E 1.635(The e)180 688.8 R 1.635(xpression is parsed and e)-.15 F -.25(va)-.25 G 1.635 (luated according to precedence using the rules listed).25 F(abo)180 700.8 Q -.15(ve)-.15 G(.).15 E F1(times)108 717.6 Q F0 1.229(Print the \ accumulated user and system times for the shell and for processes run f\ rom the shell.)13.23 F(The return status is 0.)144 729.6 Q(GNU Bash-4.0) 72 768 Q(2004 Apr 20)148.735 E(19)198.725 E 0 Cg EP %%Page: 20 20 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF(trap)108 84 Q F0([)2.5 E F1(\255lp)A F0 2.5(][)C([)-2.5 E/F2 10/Times-Italic@0 SF(ar)A(g)-.37 E F0(])A F2(sigspec)2.5 E F0(...]) 2.5 E .703(The command)144 96 R F2(ar)3.533 E(g)-.37 E F0 .703 (is to be read and e)3.423 F -.15(xe)-.15 G .702 (cuted when the shell recei).15 F -.15(ve)-.25 G 3.202(ss).15 G (ignal\(s\))-3.202 E F2(sigspec)3.202 E F0 5.702(.I).31 G(f)-5.702 E F2 (ar)3.532 E(g)-.37 E F0(is)3.422 E .608(absent \(and there is a single) 144 108 R F2(sigspec)3.108 E F0 3.108(\)o)C(r)-3.108 E F13.108 E F0 3.108(,e)C .608 (ach speci\214ed signal is reset to its original disposition)-3.108 F .659(\(the v)144 120 R .659(alue it had upon entrance to the shell\).) -.25 F(If)5.658 E F2(ar)3.488 E(g)-.37 E F0 .658 (is the null string the signal speci\214ed by each)3.378 F F2(sigspec) 144.34 132 Q F0 .58(is ignored by the shell and by the commands it in) 3.39 F -.2(vo)-.4 G -.1(ke).2 G 3.081(s. If).1 F F2(ar)3.411 E(g)-.37 E F0 .581(is not present and)3.301 F F13.081 E F0(has)3.081 E 1.215 (been supplied, then the trap commands associated with each)144 144 R F2 (sigspec)4.054 E F0 1.214(are displayed.)4.024 F 1.214(If no ar)6.214 F (gu-)-.18 E .86(ments are supplied or if only)144 156 R F13.36 E F0 .86(is gi)3.36 F -.15(ve)-.25 G(n,).15 E F1(trap)3.36 E F0 .86 (prints the list of commands associated with each)3.36 F 2.83 (signal. The)144 168 R F12.83 E F0 .33(option causes the shell to\ print a list of signal names and their corresponding num-)2.83 F 4.31 (bers. Each)144 180 R F2(sigspec)4.65 E F0 1.811 (is either a signal name de\214ned in <)4.62 F F2(signal.h)A F0 1.811 (>, or a signal number)B 6.811(.S)-.55 G(ignal)-6.811 E (names are case insensiti)144 192 Q .3 -.15(ve a)-.25 H(nd the).15 E/F3 9/Times-Bold@0 SF(SIG)2.5 E F0(pre\214x is optional.)2.25 E 1.649(If a) 144 210 R F2(sigspec)4.489 E F0(is)4.459 E F3(EXIT)4.149 E F0 1.649 (\(0\) the command)3.899 F F2(ar)4.479 E(g)-.37 E F0 1.649(is e)4.369 F -.15(xe)-.15 G 1.649(cuted on e).15 F 1.648(xit from the shell.)-.15 F 1.648(If a)6.648 F F2(sigspec)4.488 E F0(is)4.458 E F3(DEB)144 222 Q(UG) -.09 E/F4 9/Times-Roman@0 SF(,)A F0 1.167(the command)3.417 F F2(ar) 3.997 E(g)-.37 E F0 1.167(is e)3.887 F -.15(xe)-.15 G 1.167 (cuted before e).15 F -.15(ve)-.25 G(ry).15 E F2 1.168(simple command) 3.667 F F0(,)A F2(for)3.668 E F0(command,)3.668 E F2(case)3.668 E F0 (com-)3.668 E(mand,)144 234 Q F2(select)2.647 E F0 .147(command, e)2.647 F -.15(ve)-.25 G .147(ry arithmetic).15 F F2(for)2.647 E F0 .146 (command, and before the \214rst command e)2.647 F -.15(xe)-.15 G .146 (cutes in a).15 F .145(shell function \(see)144 246 R F3 .145 (SHELL GRAMMAR)2.645 F F0(abo)2.395 E -.15(ve)-.15 G 2.646(\). Refer).15 F .146(to the description of the)2.646 F F1(extdeb)2.646 E(ug)-.2 E F0 .146(option to)2.646 F(the)144 258 Q F1(shopt)3.201 E F0 -.2(bu)3.201 G .7(iltin for details of its ef).2 F .7(fect on the)-.25 F F1(DEB)3.2 E (UG)-.1 E F0 3.2(trap. If)3.2 F(a)3.2 E F2(sigspec)3.54 E F0(is)3.51 E F3(RETURN)3.2 E F4(,)A F0 .7(the com-)2.95 F(mand)144 270 Q F2(ar)3.473 E(g)-.37 E F0 .643(is e)3.363 F -.15(xe)-.15 G .643 (cuted each time a shell function or a script e).15 F -.15(xe)-.15 G .644(cuted with the).15 F F1(.)3.144 E F0(or)3.144 E F1(sour)3.144 E(ce) -.18 E F0 -.2(bu)3.144 G(iltins).2 E(\214nishes e)144 282 Q -.15(xe)-.15 G(cuting.).15 E .929(If a)144 300 R F2(sigspec)3.769 E F0(is)3.739 E F3 (ERR)3.429 E F4(,)A F0 .929(the command)3.179 F F2(ar)3.759 E(g)-.37 E F0 .929(is e)3.649 F -.15(xe)-.15 G .929(cuted whene).15 F -.15(ve)-.25 G 3.429(ras).15 G .928(imple command has a non\255zero)-3.429 F -.15(ex) 144 312 S 1.008(it status, subject to the follo).15 F 1.009 (wing conditions.)-.25 F(The)6.009 E F3(ERR)3.509 E F0 1.009 (trap is not e)3.259 F -.15(xe)-.15 G 1.009(cuted if the f).15 F 1.009 (ailed com-)-.1 F .324 (mand is part of the command list immediately follo)144 324 R .324 (wing a)-.25 F F1(while)2.824 E F0(or)2.824 E F1(until)2.824 E F0 -.1 (ke)2.824 G(yw)-.05 E .324(ord, part of the test)-.1 F 1.128(in an)144 336 R F2(if)3.639 E F0 1.129(statement, part of a command e)5.589 F -.15 (xe)-.15 G 1.129(cuted in a).15 F F1(&&)3.629 E F0(or)3.629 E/F5 10 /Symbol SF3.629 E F0 1.129(list, or if the command')3.629 F 3.629 (sr)-.55 G(eturn)-3.629 E -.25(va)144 348 S(lue is being in).25 E -.15 (ve)-.4 G(rted via).15 E F1(!)2.5 E F0 5(.T)C (hese are the same conditions obe)-5 E(yed by the)-.15 E F1(err)2.5 E (exit)-.18 E F0(option.)2.5 E 1.095 (Signals ignored upon entry to the shell cannot be trapped or reset.)144 366 R -.35(Tr)6.095 G 1.095(apped signals that are not).35 F .662 (being ignored are reset to their original v)144 378 R .662 (alues in a subshell or subshell en)-.25 F .662(vironment when one is) -.4 F 2.5(created. The)144 390 R(return status is f)2.5 E(alse if an)-.1 E(y)-.15 E F2(sigspec)2.84 E F0(is in)2.81 E -.25(va)-.4 G (lid; otherwise).25 E F1(trap)2.5 E F0(returns true.)2.5 E F1(type)108 406.8 Q F0([)2.5 E F1(\255aftpP)A F0(])A F2(name)2.5 E F0([)2.5 E F2 (name)A F0(...])2.5 E -.4(Wi)144 418.8 S .174 (th no options, indicate ho).4 F 2.674(we)-.25 G(ach)-2.674 E F2(name) 3.034 E F0 -.1(wo)2.854 G .173 (uld be interpreted if used as a command name.).1 F .173(If the)5.173 F F1144 430.8 Q F0 .842(option is used,)3.342 F F1(type)3.342 E F0 .843(prints a string which is one of)3.343 F F2(alias)3.343 E F0(,).27 E F2 -.1(ke)3.343 G(ywor)-.2 E(d)-.37 E F0(,).77 E F2(function)3.343 E F0 (,).24 E F2 -.2(bu)3.343 G(iltin).2 E F0 3.343(,o).24 G(r)-3.343 E F2 (\214le)5.253 E F0(if)3.523 E F2(name)144.36 442.8 Q F0 .087 (is an alias, shell reserv)2.767 F .087(ed w)-.15 F .087 (ord, function, b)-.1 F .086(uiltin, or disk \214le, respecti)-.2 F -.15 (ve)-.25 G(ly).15 E 5.086(.I)-.65 G 2.586(ft)-5.086 G(he)-2.586 E F2 (name)2.946 E F0 .086(is not)2.766 F .118 (found, then nothing is printed, and an e)144 454.8 R .118 (xit status of f)-.15 F .118(alse is returned.)-.1 F .119(If the)5.119 F F12.619 E F0 .119(option is used,)2.619 F F1(type)2.619 E F0 .855 (either returns the name of the disk \214le that w)144 466.8 R .855 (ould be e)-.1 F -.15(xe)-.15 G .855(cuted if).15 F F2(name)3.715 E F0 .855(were speci\214ed as a com-)3.535 F .64(mand name, or nothing if)144 478.8 R/F6 10/Courier@0 SF .64(type -t name)3.14 F F0 -.1(wo)3.14 G .641 (uld not return).1 F F2(\214le)3.141 E F0 5.641(.T).18 G(he)-5.641 E F1 3.141 E F0 .641(option forces a)3.141 F F3 -.666(PA)3.141 G(TH) -.189 E F0 .113(search for each)144 490.8 R F2(name)2.613 E F0 2.613(,e) C -.15(ve)-2.863 G 2.613(ni).15 G(f)-2.613 E F6 .113(type -t name)2.613 F F0 -.1(wo)2.613 G .113(uld not return).1 F F2(\214le)2.613 E F0 5.113 (.I).18 G 2.613(fa)-5.113 G .112(command is hashed,)-.001 F F1 2.612 E F0(and)144 502.8 Q F12.944 E F0 .444(print the hashed v) 2.944 F .444(alue, not necessarily the \214le that appears \214rst in) -.25 F F3 -.666(PA)2.945 G(TH)-.189 E F4(.)A F0 .445(If the)4.945 F F1 2.945 E F0(option)2.945 E .265(is used,)144 514.8 R F1(type)2.765 E F0 .265(prints all of the places that contain an e)2.765 F -.15(xe) -.15 G .265(cutable named).15 F F2(name)2.765 E F0 5.265(.T).18 G .265 (his includes aliases)-5.265 F .426(and functions, if and only if the) 144 526.8 R F12.926 E F0 .426(option is not also used.)2.926 F .427(The table of hashed commands is not)5.426 F .549 (consulted when using)144 538.8 R F13.049 E F0 5.549(.T)C(he) -5.549 E F13.049 E F0 .548 (option suppresses shell function lookup, as with the)3.049 F F1 (command)3.048 E F0 -.2(bu)144 550.8 S(iltin.).2 E F1(type)5 E F0 (returns true if all of the ar)2.5 E(guments are found, f)-.18 E (alse if an)-.1 E 2.5(ya)-.15 G(re not found.)-2.5 E F1(ulimit)108 567.6 Q F0([)2.5 E F1(\255HST)A(abcde\214lmnpqrstuvx)-.92 E F0([)2.5 E F2 (limit)A F0(]])A(Pro)144 579.6 Q .243(vides control o)-.15 F -.15(ve) -.15 G 2.743(rt).15 G .243(he resources a)-2.743 F -.25(va)-.2 G .244 (ilable to the shell and to processes started by it, on systems).25 F .944(that allo)144 591.6 R 3.444(ws)-.25 G .944(uch control.)-3.444 F (The)5.944 E F13.444 E F0(and)3.444 E F13.444 E F0 .943 (options specify that the hard or soft limit is set for the)3.444 F(gi) 144 603.6 Q -.15(ve)-.25 G 2.708(nr).15 G 2.708(esource. A)-2.708 F .208 (hard limit cannot be increased by a non-root user once it is set; a so\ ft limit may)2.708 F .426(be increased up to the v)144 615.6 R .426 (alue of the hard limit.)-.25 F .425(If neither)5.426 F F12.925 E F0(nor)2.925 E F12.925 E F0 .425 (is speci\214ed, both the soft and)2.925 F .139(hard limits are set.)144 627.6 R .139(The v)5.139 F .139(alue of)-.25 F F2(limit)2.729 E F0 .139 (can be a number in the unit speci\214ed for the resource or one)3.319 F .742(of the special v)144 639.6 R(alues)-.25 E F1(hard)3.242 E F0(,)A F1 (soft)3.241 E F0 3.241(,o)C(r)-3.241 E F1(unlimited)3.241 E F0 3.241(,w) C .741(hich stand for the current hard limit, the current)-3.241 F .78 (soft limit, and no limit, respecti)144 651.6 R -.15(ve)-.25 G(ly).15 E 5.78(.I)-.65 G(f)-5.78 E F2(limit)3.37 E F0 .78 (is omitted, the current v)3.96 F .78(alue of the soft limit of the)-.25 F .499(resource is printed, unless the)144 663.6 R F12.999 E F0 .499(option is gi)2.999 F -.15(ve)-.25 G 2.999(n. When).15 F .498 (more than one resource is speci\214ed, the)2.999 F (limit name and unit are printed before the v)144 675.6 Q 2.5 (alue. Other)-.25 F(options are interpreted as follo)2.5 E(ws:)-.25 E F1 144 687.6 Q F0(All current limits are reported)25.3 E F1144 699.6 Q F0(The maximum sock)24.74 E(et b)-.1 E(uf)-.2 E(fer size)-.25 E F1144 711.6 Q F0(The maximum size of core \214les created)25.86 E (GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(20)198.725 E 0 Cg EP %%Page: 21 21 %%BeginPageSetup BP %%EndPageSetup /F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48 (TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10 /Times-Bold@0 SF144 84 Q F0(The maximum size of a process')24.74 E 2.5(sd)-.55 G(ata se)-2.5 E(gment)-.15 E F1144 96 Q F0 (The maximum scheduling priority \("nice"\))25.86 E F1144 108 Q F0 (The maximum size of \214les written by the shell and its children)26.97 E F1144 120 Q F0(The maximum number of pending signals)27.52 E F1 144 132 Q F0(The maximum size that may be lock)27.52 E (ed into memory)-.1 E F1144 144 Q F0 (The maximum resident set size \(man)21.97 E 2.5(ys)-.15 G (ystems do not honor this limit\))-2.5 E F1144 156 Q F0 .791(The \ maximum number of open \214le descriptors \(most systems do not allo) 24.74 F 3.291(wt)-.25 G .791(his v)-3.291 F .791(alue to)-.25 F (be set\))180 168 Q F1144 180 Q F0 (The pipe size in 512-byte blocks \(this may not be set\))24.74 E F1 144 192 Q F0(The maximum number of bytes in POSIX message queues) 24.74 E F1144 204 Q F0(The maximum real-time scheduling priority) 25.86 E F1144 216 Q F0(The maximum stack size)26.41 E F1144 228 Q F0(The maximum amount of cpu time in seconds)26.97 E F1144 240 Q F0(The maximum number of processes a)24.74 E -.25(va)-.2 G (ilable to a single user).25 E F1144 252 Q F0 .47 (The maximum amount of virtual memory a)25.3 F -.25(va)-.2 G .47 (ilable to the shell and, on some systems, to).25 F(its children)180 264 Q F1144 276 Q F0(The maximum number of \214le locks)25.3 E F1 144 288 Q F0(The maximum number of threads)23.63 E(If)144 304.8 Q /F2 10/Times-Italic@0 SF(limit)2.933 E F0 .343(is gi)3.523 F -.15(ve) -.25 G .343(n, it is the ne).15 F 2.843(wv)-.25 G .343 (alue of the speci\214ed resource \(the)-3.093 F F12.843 E F0 .343 (option is display only\).)2.843 F .343(If no)5.343 F .176(option is gi) 144 316.8 R -.15(ve)-.25 G .176(n, then).15 F F12.676 E F0 .175 (is assumed.)2.676 F -1.11(Va)5.175 G .175 (lues are in 1024-byte increments, e)1.11 F .175(xcept for)-.15 F F1 2.675 E F0 2.675(,w)C .175(hich is in)-2.675 F(seconds,)144 328.8 Q F12.515 E F0 2.515(,w)C .015 (hich is in units of 512-byte blocks, and)-2.515 F F12.516 E F0(,) A F12.516 E F0(,)A F12.516 E F0 2.516(,a)C(nd)-2.516 E F1 2.516 E F0 2.516(,w)C .016(hich are unscaled v)-2.516 F(al-)-.25 E 3.788(ues. The)144 340.8 R 1.287(return status is 0 unless an in)3.787 F -.25(va)-.4 G 1.287(lid option or ar).25 F 1.287 (gument is supplied, or an error occurs)-.18 F(while setting a ne)144 352.8 Q 2.5(wl)-.25 G(imit.)-2.5 E F1(umask)108 369.6 Q F0([)2.5 E F1 A F0 2.5(][)C F1-2.5 E F0 2.5(][)C F2(mode)-2.5 E F0(])A .2 (The user \214le-creation mask is set to)144 381.6 R F2(mode)2.7 E F0 5.2(.I).18 G(f)-5.2 E F2(mode)3.08 E F0(be)2.88 E .2 (gins with a digit, it is interpreted as an octal)-.15 F .066(number; o\ therwise it is interpreted as a symbolic mode mask similar to that acce\ pted by)144 393.6 R F2 -.15(ch)2.566 G(mod).15 E F0(\(1\).).77 E(If)144 405.6 Q F2(mode)3.262 E F0 .382(is omitted, the current v)3.062 F .382 (alue of the mask is printed.)-.25 F(The)5.382 E F12.882 E F0 .382 (option causes the mask to be)2.882 F .547 (printed in symbolic form; the def)144 417.6 R .547 (ault output is an octal number)-.1 F 5.547(.I)-.55 G 3.047(ft)-5.547 G (he)-3.047 E F13.047 E F0 .547(option is supplied, and)3.047 F F2 (mode)144.38 429.6 Q F0 .551 (is omitted, the output is in a form that may be reused as input.)3.231 F .552(The return status is 0 if the)5.552 F(mode w)144 441.6 Q (as successfully changed or if no)-.1 E F2(mode)2.5 E F0(ar)2.5 E (gument w)-.18 E(as supplied, and f)-.1 E(alse otherwise.)-.1 E F1 (unalias)108 458.4 Q F0<5bad>2.5 E F1(a)A F0 2.5(][)C F2(name)-2.5 E F0 (...])2.5 E(Remo)144 470.4 Q 1.955 -.15(ve e)-.15 H(ach).15 E F2(name) 4.155 E F0 1.655(from the list of de\214ned aliases.)4.155 F(If)6.655 E F14.155 E F0 1.655(is supplied, all alias de\214nitions are)4.155 F(remo)144 482.4 Q -.15(ve)-.15 G 2.5(d. The).15 F(return v)2.5 E (alue is true unless a supplied)-.25 E F2(name)2.86 E F0 (is not a de\214ned alias.)2.68 E F1(unset)108 499.2 Q F0<5bad>2.5 E F1 (fv)A F0 2.5(][)C F2(name)-2.5 E F0(...])2.5 E -.15(Fo)144 511.2 S 3.106 (re).15 G(ach)-3.106 E F2(name)3.106 E F0 3.106(,r).18 G(emo)-3.106 E .906 -.15(ve t)-.15 H .606(he corresponding v).15 F .607 (ariable or function.)-.25 F .607(If no options are supplied, or the) 5.607 F F1144 523.2 Q F0 .305(option is gi)2.805 F -.15(ve)-.25 G .305(n, each).15 F F2(name)3.165 E F0 .305(refers to a shell v)2.985 F 2.805(ariable. Read-only)-.25 F -.25(va)2.805 G .304 (riables may not be unset.).25 F(If)5.304 E F1144 535.2 Q F0 .459 (is speci\214ed, each)2.959 F F2(name)3.319 E F0 .459 (refers to a shell function, and the function de\214nition is remo)3.139 F -.15(ve)-.15 G 2.96(d. Each).15 F .903(unset v)144 547.2 R .903 (ariable or function is remo)-.25 F -.15(ve)-.15 G 3.402(df).15 G .902 (rom the en)-3.402 F .902(vironment passed to subsequent commands.)-.4 F (If)5.902 E(an)144 559.2 Q 6.915(yo)-.15 G(f)-6.915 E/F3 9/Times-Bold@0 SF(COMP_W)6.915 E(ORDBREAKS)-.09 E/F4 9/Times-Roman@0 SF(,)A F3(RANDOM) 6.665 E F4(,)A F3(SECONDS)6.665 E F4(,)A F3(LINENO)6.665 E F4(,)A F3 (HISTCMD)6.666 E F4(,)A F3(FUNCN)6.666 E(AME)-.18 E F4(,)A F3(GR)144 571.2 Q(OUPS)-.27 E F4(,)A F0(or)2.523 E F3(DIRST)2.773 E -.495(AC)-.81 G(K).495 E F0 .272(are unset, the)2.522 F 2.772(yl)-.15 G .272 (ose their special properties, e)-2.772 F -.15(ve)-.25 G 2.772(ni).15 G 2.772(ft)-2.772 G(he)-2.772 E 2.772(ya)-.15 G .272(re subsequently) -2.772 F 2.5(reset. The)144 583.2 R -.15(ex)2.5 G (it status is true unless a).15 E F2(name)2.86 E F0(is readonly)2.68 E (.)-.65 E F1(wait)108 600 Q F0([)2.5 E F2 2.5(n.)C(..)-2.5 E F0(])A -.8 (Wa)144 612 S .288 (it for each speci\214ed process and return its termination status.).8 F (Each)5.288 E F2(n)3.148 E F0 .288(may be a process ID or a)3.028 F .722 (job speci\214cation; if a job spec is gi)144 624 R -.15(ve)-.25 G .722 (n, all processes in that job').15 F 3.222(sp)-.55 G .722(ipeline are w) -3.222 F .722(aited for)-.1 F 5.722(.I)-.55 G(f)-5.722 E F2(n)3.582 E F0 (is)3.462 E 1.265(not gi)144 636 R -.15(ve)-.25 G 1.265 (n, all currently acti).15 F 1.565 -.15(ve c)-.25 H 1.265 (hild processes are w).15 F 1.265(aited for)-.1 F 3.765(,a)-.4 G 1.266 (nd the return status is zero.)-3.765 F(If)6.266 E F2(n)4.126 E F0 .457 (speci\214es a non-e)144 648 R .457 (xistent process or job, the return status is 127.)-.15 F .457 (Otherwise, the return status is the)5.457 F -.15(ex)144 660 S (it status of the last process or job w).15 E(aited for)-.1 E(.)-.55 E /F5 10.95/Times-Bold@0 SF(SEE ALSO)72 676.8 Q F0(bash\(1\), sh\(1\))108 688.8 Q(GNU Bash-4.0)72 768 Q(2004 Apr 20)148.735 E(21)198.725 E 0 Cg EP %%Trailer end %%EOF