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-(vides in other code, an appli-)-.15 F .067
-(cation writer should include the \214le)108 590.4 R F2(<r)4.233 E
-(eadline/history)-.37 E(.h>)-.55 E F0 .067(in an)4.233 F 2.566<798c>-.15
-G .066(le that uses the History library')-2.566 F 2.566(sf)-.55 G
-(eatures.)-2.566 E .538(It supplies e)108 602.4 R .538
-(xtern declarations for all of the library')-.15 F 3.038(sp)-.55 G .538
-(ublic functions and v)-3.038 F .539(ariables, and declares all of the)
--.25 F(public data structures.)108 614.4 Q F1(History Storage)87 643.2 Q
-F0(The history list is an array of history entries.)108 655.2 Q 2.5(Ah)5
-G(istory entry is declared as follo)-2.5 E(ws:)-.25 E F2(typedef void *)
-108 672 Q F1(histdata_t;)2.5 E F0(typedef struct _hist_entry {)108 688.8
-Q(char *line;)113 700.8 Q(histdata_t data;)113 712.8 Q 2.5(}H)108 724.8
-S(IST_ENTR)-2.5 E -.92(Y;)-.65 G(GNU History 4.3)72 768 Q
-(2002 January 31)131.79 E(2)195.95 E EP
-%%Page: 3 3
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-/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 357.18(Y\(3\) HIST)-.65 F
-(OR)-.18 E(Y\(3\))-.65 E
-(The history list itself might therefore be declared as)108 84 Q/F1 10
-/Times-Italic@0 SF(HIST_ENTR)108 100.8 Q 2.5(Y*)-.18 G(*)-2.5 E/F2 10
-/Times-Bold@0 SF(the_history_list;)2.5 E F0(The state of the History li\
-brary is encapsulated into a single structure:)108 117.6 Q(/*)108 134.4
-Q 2.5(*As)110.5 146.4 S
-(tructure used to pass around the current state of the history)-2.5 E(.)
--.65 E(*/)110.5 158.4 Q(typedef struct _hist_state {)108 170.4 Q
-(HIST_ENTR)113 182.4 Q 2.5(Y*)-.65 G
-(*entries; /* Pointer to the entries themselv)-2.5 E(es. */)-.15 E
-(int of)113 194.4 Q 25(fset; /*)-.25 F
-(The location pointer within this array)2.5 E 2.5(.*)-.65 G(/)-2.5 E
-(int length;)113 206.4 Q(/* Number of elements within this array)27.5 E
-2.5(.*)-.65 G(/)-2.5 E(int size;)113 218.4 Q
-(/* Number of slots allocated to this array)32.5 E 2.5(.*)-.65 G(/)-2.5
-E(int \215ags;)113 230.4 Q 2.5(}H)108 242.4 S(IST)-2.5 E(OR)-.18 E(Y_ST)
--.65 E -1.11(AT)-.93 G(E;)1.11 E(If the \215ags member includes)108
-259.2 Q F2(HS_STIFLED)2.5 E F0 2.5(,t)C(he history has been sti\215ed.)
--2.5 E/F3 10.95/Times-Bold@0 SF(History Functions)72 276 Q F0
-(This section describes the calling sequence for the v)108 288 Q
-(arious functions e)-.25 E(xported by the GNU History library)-.15 E(.)
--.65 E F2(Initializing History and State Management)87 304.8 Q F0 1.274
-(This section describes functions used to initialize and manage the sta\
-te of the History library when you)108 316.8 R -.1(wa)108 328.8 S
-(nt to use the history functions in your program.).1 E F1(void)108 352.8
-Q F2(using_history)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E(Be)108
-364.8 Q(gin a session in which the history functions might be used.)-.15
-E(This initializes the interacti)5 E .3 -.15(ve v)-.25 H(ariables.)-.1 E
-F1(HIST)108 388.8 Q(OR)-.18 E(Y_ST)-.18 E -.37(AT)-.5 G 2.5(E*).37 G F2
-(history_get_history_state)A F0(\()4.166 E F1(void)A F0(\))1.666 E
-(Return a structure describing the current state of the input history)
-108 400.8 Q(.)-.65 E F1(void)108 424.8 Q F2(history_set_history_state)
-2.5 E F0(\()4.166 E F1(HIST)A(OR)-.18 E(Y_ST)-.18 E -.37(AT)-.5 G 2.5
-(E*).37 G(state)-2.5 E F0(\))1.666 E
-(Set the state of the history list according to)108 436.8 Q F1(state)2.5
-E F0(.)A F2(History List Management)87 465.6 Q F0
-(These functions manage indi)108 477.6 Q(vidual entries on the history \
-list, or set parameters managing the list itself.)-.25 E F1(void)108
-501.6 Q F2(add_history)2.5 E F0(\()4.166 E F1(const c)A(har *string)-.15
-E F0(\))1.666 E(Place)108 513.6 Q F1(string)2.5 E F0
-(at the end of the history list.)2.5 E
-(The associated data \214eld \(if an)5 E(y\) is set to)-.15 E F2(NULL)
-2.5 E F0(.)A F1(HIST_ENTR)108 537.6 Q 2.5(Y*)-.18 G F2 -.18(re)C(mo).18
-E -.1(ve)-.1 G(_history).1 E F0(\()4.166 E F1(int whic)A(h)-.15 E F0(\))
-1.666 E(Remo)108 549.6 Q .352 -.15(ve h)-.15 H .052(istory entry at of)
-.15 F(fset)-.25 E F1(whic)2.553 E(h)-.15 E F0 .053(from the history)
-2.553 F 5.053(.T)-.65 G .053(he remo)-5.053 F -.15(ve)-.15 G 2.553(de)
-.15 G .053(lement is returned so you can free the)-2.553 F
-(line, data, and containing structure.)108 561.6 Q F1(HIST_ENTR)108
-585.6 Q 2.5(Y*)-.18 G F2 -.18(re)C(place_history_entry).18 E F0(\()4.166
-E F1(int whic)A -.834(h, const)-.15 F -.15(ch)2.5 G(ar *line).15 E 1.666
-(,h)-.1 G(istdata_t data)-1.666 E F0(\))3.332 E(Mak)108 597.6 Q 2.868
-(et)-.1 G .368(he history entry at of)-2.868 F(fset)-.25 E F1(whic)2.868
-E(h)-.15 E F0(ha)2.868 E -.15(ve)-.2 G F1(line)3.018 E F0(and)2.868 E F1
-(data)2.868 E F0 5.367(.T)C .367
-(his returns the old entry so you can dispose of)-5.367 F(the data.)108
-609.6 Q(In the case of an in)5 E -.25(va)-.4 G(lid).25 E F1(whic)2.5 E
-(h)-.15 E F0 2.5(,a)C F2(NULL)A F0(pointer is returned.)2.5 E F1(void)
-108 633.6 Q F2(clear_history)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E
-(Clear the history list by deleting all the entries.)108 645.6 Q F1
-(void)108 669.6 Q F2(sti\215e_history)2.5 E F0(\()4.166 E F1(int max)A
-F0(\))1.666 E(Sti\215e the history list, remembering only the last)108
-681.6 Q F1(max)2.5 E F0(entries.)2.5 E F1(int)108 705.6 Q F2
-(unsti\215e_history)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E .46
-(Stop sti\215ing the history)108 717.6 R 5.46(.T)-.65 G .46
-(his returns the pre)-5.46 F .46
-(viously-set maximum number of history entries \(as set by)-.25 F F2
-(sti-)2.96 E(\215e_history\(\))108 729.6 Q F0 2.5(\). history)B -.1(wa)
-2.5 G 2.5(ss).1 G 2.5(ti\215ed. The)-2.5 F -.25(va)2.5 G(lue is positi)
-.25 E .3 -.15(ve i)-.25 H 2.5(ft).15 G(he history w)-2.5 E
-(as sti\215ed, ne)-.1 E -.05(ga)-.15 G(ti).05 E .3 -.15(ve i)-.25 H 2.5
-(fi).15 G 2.5(tw)-2.5 G(asn')-2.6 E(t.)-.18 E(GNU History 4.3)72 768 Q
-(2002 January 31)131.79 E(3)195.95 E EP
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-/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 357.18(Y\(3\) HIST)-.65 F
-(OR)-.18 E(Y\(3\))-.65 E/F1 10/Times-Italic@0 SF(int)108 84 Q/F2 10
-/Times-Bold@0 SF(history_is_sti\215ed)2.5 E F0(\()4.166 E F1(void)A F0
-(\))1.666 E
-(Returns non-zero if the history is sti\215ed, zero if it is not.)108 96
-Q F2(Inf)87 124.8 Q(ormation About the History List)-.25 E F0(These fun\
-ctions return information about the entire history list or indi)108
-136.8 Q(vidual list entries.)-.25 E F1(HIST_ENTR)108 160.8 Q 2.5(Y*)-.18
-G(*)-2.5 E F2(history_list)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E
-.708(Return a)108 172.8 R F2(NULL)3.208 E F0 .708(terminated array of)
-3.208 F F1(HIST_ENTR)3.208 E 3.208(Y*)-.18 G F0 .708
-(which is the current input history)B 5.707(.E)-.65 G .707
-(lement 0 of this)-5.707 F(list is the be)108 184.8 Q(ginning of time.)
--.15 E(If there is no history)5 E 2.5(,r)-.65 G(eturn)-2.5 E F2(NULL)2.5
-E F0(.)A F1(int)108 208.8 Q F2(wher)2.5 E(e_history)-.18 E F0(\()4.166 E
-F1(void)A F0(\))1.666 E(Returns the of)108 220.8 Q
-(fset of the current history element.)-.25 E F1(HIST_ENTR)108 244.8 Q
-2.5(Y*)-.18 G F2(curr)A(ent_history)-.18 E F0(\()4.166 E F1(void)A F0
-(\))1.666 E 1.373
-(Return the history entry at the current position, as determined by)108
-256.8 R F2(wher)3.873 E(e_history\(\))-.18 E F0 6.373(.I)C 3.873(ft)
--6.373 G 1.374(here is no entry)-3.873 F(there, return a)108 268.8 Q F2
-(NULL)2.5 E F0(pointer)2.5 E(.)-.55 E F1(HIST_ENTR)108 292.8 Q 2.5(Y*)
--.18 G F2(history_get)A F0(\()4.166 E F1(int of)A(fset)-.18 E F0(\))
-1.666 E .288(Return the history entry at position)108 304.8 R F1(of)
-2.787 E(fset)-.18 E F0 2.787(,s)C .287(tarting from)-2.787 F F2
-(history_base)2.787 E F0 5.287(.I)C 2.787(ft)-5.287 G .287
-(here is no entry there, or if)-2.787 F F1(of)2.787 E(fset)-.18 E F0
-(is greater than the history length, return a)108 316.8 Q F2(NULL)2.5 E
-F0(pointer)2.5 E(.)-.55 E F1(int)108 340.8 Q F2(history_total_bytes)2.5
-E F0(\()4.166 E F1(void)A F0(\))1.666 E .391
-(Return the number of bytes that the primary history entries are using.)
-108 352.8 R .392(This function returns the sum of the)5.392 F
-(lengths of all the lines in the history)108 364.8 Q(.)-.65 E F2(Mo)87
-393.6 Q(ving Ar)-.1 E(ound the History List)-.18 E F0
-(These functions allo)108 405.6 Q 2.5(wt)-.25 G(he current inde)-2.5 E
-2.5(xi)-.15 G(nto the history list to be set or changed.)-2.5 E F1(int)
-108 429.6 Q F2(history_set_pos)2.5 E F0(\()4.166 E F1(int pos)A F0(\))
-1.666 E .79(Set the current history of)108 441.6 R .79(fset to)-.25 F F1
-(pos)3.29 E F0 3.29(,a)C 3.29(na)-3.29 G .79(bsolute inde)-3.29 F 3.29
-(xi)-.15 G .79(nto the list.)-3.29 F .79(Returns 1 on success, 0 if)5.79
-F F1(pos)3.29 E F0 .79(is less)3.29 F
-(than zero or greater than the number of history entries.)108 453.6 Q F1
-(HIST_ENTR)108 477.6 Q 2.5(Y*)-.18 G F2(pr)A -.15(ev)-.18 G
-(ious_history).15 E F0(\()4.166 E F1(void)A F0(\))1.666 E .207
-(Back up the current history of)108 489.6 R .207(fset to the pre)-.25 F
-.207(vious history entry)-.25 F 2.708(,a)-.65 G .208
-(nd return a pointer to that entry)-2.708 F 5.208(.I)-.65 G 2.708(ft)
--5.208 G .208(here is)-2.708 F(no pre)108 501.6 Q(vious entry)-.25 E 2.5
-(,r)-.65 G(eturn a)-2.5 E F2(NULL)2.5 E F0(pointer)2.5 E(.)-.55 E F1
-(HIST_ENTR)108 525.6 Q 2.5(Y*)-.18 G F2(next_history)A F0(\()4.166 E F1
-(void)A F0(\))1.666 E(Mo)108 537.6 Q 1.047 -.15(ve t)-.15 H .747
-(he current history of).15 F .747(fset forw)-.25 F .746(ard to the ne)
--.1 F .746(xt history entry)-.15 F 3.246(,a)-.65 G .746
-(nd return the a pointer to that entry)-3.246 F 5.746(.I)-.65 G(f)-5.746
-E(there is no ne)108 549.6 Q(xt entry)-.15 E 2.5(,r)-.65 G(eturn a)-2.5
-E F2(NULL)2.5 E F0(pointer)2.5 E(.)-.55 E F2(Sear)87 578.4 Q
-(ching the History List)-.18 E F0 .005(These functions allo)108 590.4 R
-2.505(ws)-.25 G .006(earching of the history list for entries containin\
-g a speci\214c string.)-2.505 F .006(Searching may be)5.006 F 1.452
-(performed both forw)108 602.4 R 1.452(ard and backw)-.1 F 1.451
-(ard from the current history position.)-.1 F 1.451(The search may be)
-6.451 F F1(anc)3.951 E(hor)-.15 E(ed)-.37 E F0(,)A
-(meaning that the string must match at the be)108 614.4 Q
-(ginning of the history entry)-.15 E(.)-.65 E F1(int)108 638.4 Q F2
-(history_sear)2.5 E(ch)-.18 E F0(\()4.166 E F1(const c)A(har *string)
--.15 E 1.666(,i)-.1 G(nt dir)-1.666 E(ection)-.37 E F0(\))1.666 E .155
-(Search the history for)108 650.4 R F1(string)2.655 E F0 2.656(,s)C .156
-(tarting at the current history of)-2.656 F 2.656(fset. If)-.25 F F1
-(dir)2.656 E(ection)-.37 E F0 .156(is less than 0, then the search)2.656
-F .802(is through pre)108 662.4 R .802
-(vious entries, otherwise through subsequent entries.)-.25 F(If)5.801 E
-F1(string)3.301 E F0 .801(is found, then the current his-)3.301 F .064
-(tory inde)108 674.4 R 2.564(xi)-.15 G 2.564(ss)-2.564 G .064
-(et to that history entry)-2.564 F 2.564(,a)-.65 G .064(nd the v)-2.564
-F .064(alue returned is the of)-.25 F .064
-(fset in the line of the entry where)-.25 F F1(string)2.565 E F0 -.1(wa)
-108 686.4 S 2.5(sf).1 G 2.5(ound. Otherwise,)-2.5 F
-(nothing is changed, and a -1 is returned.)2.5 E F1(int)108 710.4 Q F2
-(history_sear)2.5 E(ch_pr)-.18 E(e\214x)-.18 E F0(\()4.166 E F1(const c)
-A(har *string)-.15 E 1.666(,i)-.1 G(nt dir)-1.666 E(ection)-.37 E F0(\))
-1.666 E .684(Search the history for)108 722.4 R F1(string)3.183 E F0
-3.183(,s)C .683(tarting at the current history of)-3.183 F 3.183
-(fset. The)-.25 F .683(search is anchored: matching lines)3.183 F
-(GNU History 4.3)72 768 Q(2002 January 31)131.79 E(4)195.95 E EP
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-/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 357.18(Y\(3\) HIST)-.65 F
-(OR)-.18 E(Y\(3\))-.65 E 1.063(must be)108 84 R 1.063(gin with)-.15 F/F1
-10/Times-Italic@0 SF(string)3.563 E F0 6.063(.I)C(f)-6.063 E F1(dir)
-3.563 E(ection)-.37 E F0 1.064
-(is less than 0, then the search is through pre)3.563 F 1.064
-(vious entries, otherwise)-.25 F 1.115(through subsequent entries.)108
-96 R(If)6.115 E F1(string)3.615 E F0 1.115
-(is found, then the current history inde)3.615 F 3.614(xi)-.15 G 3.614
-(ss)-3.614 G 1.114(et to that entry)-3.614 F 3.614(,a)-.65 G 1.114
-(nd the)-3.614 F(return v)108 108 Q(alue is 0.)-.25 E
-(Otherwise, nothing is changed, and a -1 is returned.)5 E F1(int)108 132
-Q/F2 10/Times-Bold@0 SF(history_sear)2.5 E(ch_pos)-.18 E F0(\()4.166 E
-F1(const c)A(har *string)-.15 E 1.666(,i)-.1 G(nt dir)-1.666 E -.834
-(ection, int)-.37 F(pos)2.5 E F0(\))3.332 E .603(Search for)108 144 R F1
-(string)3.103 E F0 .603(in the history list, starting at)3.103 F F1(pos)
-3.104 E F0 3.104(,a)C 3.104(na)-3.104 G .604(bsolute inde)-3.104 F 3.104
-(xi)-.15 G .604(nto the list.)-3.104 F(If)5.604 E F1(dir)3.104 E(ection)
--.37 E F0 .604(is ne)3.104 F -.05(ga)-.15 G(ti).05 E -.15(ve)-.25 G(,)
-.15 E .608(the search proceeds backw)108 156 R .608(ard from)-.1 F F1
-(pos)3.108 E F0 3.108(,o)C .608(therwise forw)-3.108 F 3.108
-(ard. Returns)-.1 F .608(the absolute inde)3.108 F 3.108(xo)-.15 G 3.108
-(ft)-3.108 G .608(he history ele-)-3.108 F(ment where)108 168 Q F1
-(string)2.5 E F0 -.1(wa)2.5 G 2.5(sf).1 G(ound, or -1 otherwise.)-2.5 E
-F2(Managing the History File)87 196.8 Q F0 .035(The History library can\
- read the history from and write it to a \214le.)108 208.8 R .036
-(This section documents the functions for)5.035 F
-(managing a history \214le.)108 220.8 Q F1(int)108 244.8 Q F2 -.18(re)
-2.5 G(ad_history).18 E F0(\()4.166 E F1(const c)A(har *\214lename)-.15 E
-F0(\))1.666 E .151(Add the contents of)108 256.8 R F1(\214lename)2.651 E
-F0 .151(to the history list, a line at a time.)2.651 F(If)5.15 E F1
-(\214lename)2.65 E F0(is)2.65 E F2(NULL)2.65 E F0 2.65(,t)C .15
-(hen read from)-2.65 F F1(~/.his-)2.65 E(tory)108 268.8 Q F0 5(.R)C
-(eturns 0 if successful, or)-5 E F2(err)2.5 E(no)-.15 E F0(if not.)2.5 E
-F1(int)108 292.8 Q F2 -.18(re)2.5 G(ad_history_range).18 E F0(\()4.166 E
-F1(const c)A(har *\214lename)-.15 E 1.666(,i)-.1 G(nt fr)-1.666 E -.834
-(om, int)-.45 F(to)2.5 E F0(\))3.332 E .052(Read a range of lines from)
-108 304.8 R F1(\214lename)2.553 E F0 2.553(,a)C .053
-(dding them to the history list.)-2.553 F .053(Start reading at line)
-5.053 F F1(fr)2.553 E(om)-.45 E F0 .053(and end at)2.553 F F1(to)2.553 E
-F0(.)A(If)108 316.8 Q F1(fr)2.889 E(om)-.45 E F0 .389
-(is zero, start at the be)2.889 F 2.889(ginning. If)-.15 F F1(to)2.889 E
-F0 .389(is less than)2.889 F F1(fr)2.889 E(om)-.45 E F0 2.889(,t)C .388
-(hen read until the end of the \214le.)-2.889 F(If)5.388 E F1
-(\214lename)2.888 E F0(is)108 328.8 Q F2(NULL)2.5 E F0 2.5(,t)C
-(hen read from)-2.5 E F1(~/.history)2.5 E F0 5(.R)C
-(eturns 0 if successful, or)-5 E F2(err)2.5 E(no)-.15 E F0(if not.)2.5 E
-F1(int)108 352.8 Q F2(write_history)2.5 E F0(\()4.166 E F1(const c)A
-(har *\214lename)-.15 E F0(\))1.666 E .961(Write the current history to)
-108 364.8 R F1(\214lename)3.461 E F0 3.461(,o)C -.15(ve)-3.611 G
-(rwriting).15 E F1(\214lename)3.461 E F0 .961(if necessary)3.461 F 5.961
-(.I)-.65 G(f)-5.961 E F1(\214lename)3.462 E F0(is)3.462 E F2(NULL)3.462
-E F0 3.462(,t)C .962(hen write)-3.462 F(the history list to)108 376.8 Q
-F1(~/.history)2.5 E F0 5(.R)C(eturns 0 on success, or)-5 E F2(err)2.5 E
-(no)-.15 E F0(on a read or write error)2.5 E(.)-.55 E F1(int)108 412.8 Q
-F2(append_history)2.5 E F0(\()4.166 E F1(int nelements,)A(const c)1.666
-E(har *\214lename)-.15 E F0(\))1.666 E .839(Append the last)108 424.8 R
-F1(nelements)3.339 E F0 .839(of the history list to)3.339 F F1
-(\214lename)3.339 E F0 5.839(.I)C(f)-5.839 E F1(\214lename)3.339 E F0
-(is)3.339 E F2(NULL)3.339 E F0 3.339(,t)C .838(hen append to)-3.339 F F1
-(~/.history)3.338 E F0(.)A(Returns 0 on success, or)108 436.8 Q F2(err)
-2.5 E(no)-.15 E F0(on a read or write error)2.5 E(.)-.55 E F1(int)108
-460.8 Q F2(history_truncate_\214le)2.5 E F0(\()4.166 E F1(const c)A
-(har *\214lename)-.15 E 1.666(,i)-.1 G(nt nlines)-1.666 E F0(\))1.666 E
--.35(Tr)108 472.8 S .38(uncate the history \214le).35 F F1(\214lename)
-2.88 E F0 2.88(,l)C(ea)-2.88 E .38(ving only the last)-.2 F F1(nlines)
-2.881 E F0 2.881(lines. If)2.881 F F1(\214lename)2.881 E F0(is)2.881 E
-F2(NULL)2.881 E F0 2.881(,t)C(hen)-2.881 E F1(~/.history)2.881 E F0(is)
-2.881 E 2.5(truncated. Returns)108 484.8 R 2.5(0o)2.5 G 2.5(ns)-2.5 G
-(uccess, or)-2.5 E F2(err)2.5 E(no)-.15 E F0(on f)2.5 E(ailure.)-.1 E F2
-(History Expansion)87 513.6 Q F0(These functions implement history e)108
-525.6 Q(xpansion.)-.15 E F1(int)108 549.6 Q F2(history_expand)2.5 E F0
-(\()4.166 E F1 -.15(ch)C(ar *string).15 E 1.666(,c)-.1 G(har **output)
--1.816 E F0(\))1.666 E(Expand)108 561.6 Q F1(string)2.5 E F0 2.5(,p)C
-(lacing the result into)-2.5 E F1(output)2.5 E F0 2.5(,ap)C
-(ointer to a string.)-2.5 E(Returns:)5 E 31(0I)144 573.6 S 3.066(fn)-31
-G 3.066(oe)-3.066 G .566(xpansions took place \(or)-3.216 F 3.065(,i)-.4
-G 3.065(ft)-3.065 G .565(he only change in the te)-3.065 F .565(xt w)
--.15 F .565(as the remo)-.1 F -.25(va)-.15 G 3.065(lo).25 G 3.065(fe)
--3.065 G(scape)-3.065 E(characters preceding the history e)180 585.6 Q
-(xpansion character\);)-.15 E 31(1i)144 597.6 S 2.5(fe)-31 G
-(xpansions did tak)-2.65 E 2.5(ep)-.1 G(lace;)-2.5 E 25.17(-1 if)144
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-621.6 S 2.5(ft)-31 G(he returned line should be displayed, b)-2.5 E
-(ut not e)-.2 E -.15(xe)-.15 G(cuted, as with the).15 E F2(:p)2.5 E F0
-(modi\214er)2.5 E(.)-.55 E(If an error ocurred in e)108 633.6 Q
-(xpansion, then)-.15 E F1(output)2.5 E F0(contains a descripti)2.5 E .3
--.15(ve e)-.25 H(rror message.).15 E F1 -.15(ch)108 657.6 S(ar *).15 E
-F2(get_history_e)2.5 E -.1(ve)-.15 G(nt).1 E F0(\()4.166 E F1(const c)A
-(har *string)-.15 E 1.666(,i)-.1 G(nt *cinde)-1.666 E -.834(x, int)-.2 F
-(qc)2.5 E(har)-.15 E F0(\))3.332 E .262(Returns the te)108 669.6 R .262
-(xt of the history e)-.15 F -.15(ve)-.25 G .262(nt be).15 F .263
-(ginning at)-.15 F F1(string)2.763 E F0(+)2.763 E F1(*cinde)2.763 E(x)
--.2 E F0(.)A F1(*cinde)5.263 E(x)-.2 E F0 .263
-(is modi\214ed to point to after the)2.763 F -2.15 -.25(ev e)108 681.6 T
-.71(nt speci\214er).25 F 5.71(.A)-.55 G 3.21(tf)-5.71 G .71
-(unction entry)-3.21 F(,)-.65 E F1(cinde)3.21 E(x)-.2 E F0 .709
-(points to the inde)3.21 F 3.209(xi)-.15 G(nto)-3.209 E F1(string)3.209
-E F0 .709(where the history e)3.209 F -.15(ve)-.25 G .709
-(nt speci\214ca-).15 F .527(tion be)108 693.6 R(gins.)-.15 E F1(qc)5.527
-E(har)-.15 E F0 .527(is a character that is allo)3.027 F .527
-(wed to end the e)-.25 F -.15(ve)-.25 G .528
-(nt speci\214cation in addition to the `).15 F(`normal')-.74 E(')-.74 E
-(terminating characters.)108 705.6 Q F1 -.15(ch)108 729.6 S(ar **).15 E
-F2(history_tok)2.5 E(enize)-.1 E F0(\()4.166 E F1(const c)A(har *string)
--.15 E F0(\))1.666 E(GNU History 4.3)72 768 Q(2002 January 31)131.79 E
-(5)195.95 E EP
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-/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 357.18(Y\(3\) HIST)-.65 F
-(OR)-.18 E(Y\(3\))-.65 E .239(Return an array of tok)108 84 R .239
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-(,m)C .238(uch as the shell might.)-2.739 F .238(The tok)5.238 F .238
-(ens are split on the charac-)-.1 F(ters in the)108 96 Q/F2 10
-/Times-Bold@0 SF(history_w)2.5 E(ord_delimiters)-.1 E F0 -.25(va)2.5 G
-(riable, and shell quoting con).25 E -.15(ve)-.4 G(ntions are obe).15 E
-(yed.)-.15 E F1 -.15(ch)108 120 S(ar *).15 E F2(history_ar)2.5 E
-(g_extract)-.1 E F0(\()4.166 E F1(int \214r)A -.834(st, int)-.1 F -.834
-(last, const)2.5 F -.15(ch)2.5 G(ar *string).15 E F0(\))3.332 E .025
-(Extract a string se)108 132 R .025(gment consisting of the)-.15 F F1
-<8c72>2.526 E(st)-.1 E F0(through)2.526 E F1(last)2.526 E F0(ar)2.526 E
-.026(guments present in)-.18 F F1(string)2.526 E F0 5.026(.A)C -.18(rg)
--5.026 G .026(uments are split).18 F(using)108 144 Q F2(history_tok)2.5
-E(enize\(\))-.1 E F0(.)A F2(History V)87 172.8 Q(ariables)-.92 E F0
-(This section describes the e)108 184.8 Q(xternally-visible v)-.15 E
-(ariables e)-.25 E(xported by the GNU History Library)-.15 E(.)-.65 E F1
-(int)108 208.8 Q F2(history_base)2.5 E F0(The logical of)108 220.8 Q
-(fset of the \214rst entry in the history list.)-.25 E F1(int)108 244.8
-Q F2(history_length)2.5 E F0
-(The number of entries currently stored in the history list.)108 256.8 Q
-F1(int)108 280.8 Q F2(history_max_entries)2.5 E F0
-(The maximum number of history entries.)108 292.8 Q
-(This must be changed using)5 E F2(sti\215e_history\(\))2.5 E F0(.)A F1
--.15(ch)108 316.8 S(ar).15 E F2(history_expansion_char)2.5 E F0
-(The character that introduces a history e)108 328.8 Q -.15(ve)-.25 G
-2.5(nt. The).15 F(def)2.5 E(ault is)-.1 E F2(!)2.5 E F0 5(.S)C
-(etting this to 0 inhibits history e)-5 E(xpansion.)-.15 E F1 -.15(ch)
-108 352.8 S(ar).15 E F2(history_subst_char)2.5 E F0
-(The character that in)108 364.8 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(sw).1 G
-(ord substitution if found at the start of a line.)-2.6 E(The def)5 E
-(ault is)-.1 E F2(^)2.5 E F0(.)A F1 -.15(ch)108 388.8 S(ar).15 E F2
-(history_comment_char)2.5 E F0 .117(During tok)108 400.8 R .117
-(enization, if this character is seen as the \214rst character of a w)
--.1 F .117(ord, then it and all subsequent char)-.1 F(-)-.2 E .276
-(acters up to a ne)108 412.8 R .276
-(wline are ignored, suppressing history e)-.25 F .276
-(xpansion for the remainder of the line.)-.15 F .277(This is dis-)5.276
-F(abled by def)108 424.8 Q(ault.)-.1 E F1 -.15(ch)108 448.8 S(ar *).15 E
-F2(history_w)2.5 E(ord_delimiters)-.1 E F0
-(The characters that separate tok)108 460.8 Q(ens for)-.1 E F2
-(history_tok)2.5 E(enize\(\))-.1 E F0 5(.T)C(he def)-5 E(ault v)-.1 E
-(alue is)-.25 E F2 2.5("\\)2.5 G(t\\n\(\)<>;&|")-2.5 E F0(.)A F1 -.15
-(ch)108 484.8 S(ar *).15 E F2(history_no_expand_chars)2.5 E F0 2.054
-(The list of characters which inhibit history e)108 496.8 R 2.054
-(xpansion if found immediately follo)-.15 F(wing)-.25 E F2
-(history_expan-)4.554 E(sion_char)108 508.8 Q F0 5(.T)C(he def)-5 E
-(ault is space, tab, ne)-.1 E(wline,)-.25 E F2(\\r)2.5 E F0 2.5(,a)C(nd)
--2.5 E F2(=)2.5 E F0(.)A F1 -.15(ch)108 532.8 S(ar *).15 E F2
-(history_sear)2.5 E(ch_delimiter_chars)-.18 E F0 .401(The list of addit\
-ional characters which can delimit a history search string, in addition\
- to space, tab,)108 544.8 R F1(:)2.901 E F0(and)2.901 E F1(?)2.902 E F0
-(in the case of a substring search.)108 556.8 Q(The def)5 E
-(ault is empty)-.1 E(.)-.65 E F1(int)108 580.8 Q F2
-(history_quotes_inhibit_expansion)2.5 E F0 .625
-(If non-zero, single-quoted w)108 592.8 R .625
-(ords are not scanned for the history e)-.1 F .624(xpansion character)
--.15 F 5.624(.T)-.55 G .624(he def)-5.624 F .624(ault v)-.1 F .624
-(alue is)-.25 F(0.)108 604.8 Q F1(rl_lineb)108 628.8 Q(uf_func_t *)-.2 E
-F2(history_inhibit_expansion_function)2.5 E F0 .347
-(This should be set to the address of a function that tak)108 640.8 R
-.348(es tw)-.1 F 2.848(oa)-.1 G -.18(rg)-2.848 G .348(uments: a).18 F F2
-.348(char *)2.848 F F0(\()2.848 E F1(string)A F0 2.848(\)a)C .348(nd an)
--2.848 F F2(int)2.848 E F0(inde)2.848 E(x)-.15 E .228
-(into that string \()108 652.8 R F1(i)A F0 2.728(\). It)B .227
-(should return a non-zero v)2.727 F .227(alue if the history e)-.25 F
-.227(xpansion starting at)-.15 F F1(string[i])2.727 E F0 .227
-(should not)2.727 F .019(be performed; zero if the e)108 664.8 R .019
-(xpansion should be done.)-.15 F .019
-(It is intended for use by applications lik)5.019 F(e)-.1 E F2(bash)
-2.519 E F0 .019(that use)2.519 F(the history e)108 676.8 Q
-(xpansion character for additional purposes.)-.15 E(By def)5 E
-(ault, this v)-.1 E(ariable is set to)-.25 E F2(NULL)2.5 E F0(.)A/F3
-10.95/Times-Bold@0 SF(FILES)72 693.6 Q F1(~/.history)109.666 705.6 Q F0
-(Def)144 717.6 Q(ault \214lename for reading and writing sa)-.1 E -.15
-(ve)-.2 G 2.5(dh).15 G(istory)-2.5 E(GNU History 4.3)72 768 Q
-(2002 January 31)131.79 E(6)195.95 E EP
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-/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 357.18(Y\(3\) HIST)-.65 F
-(OR)-.18 E(Y\(3\))-.65 E/F1 10.95/Times-Bold@0 SF(SEE ALSO)72 84 Q/F2 10
-/Times-Italic@0 SF(The Gnu Readline Libr)108 96 Q(ary)-.15 E F0 2.5(,B)C
-(rian F)-2.5 E(ox and Chet Rame)-.15 E(y)-.15 E F2(The Gnu History Libr)
-108 108 Q(ary)-.15 E F0 2.5(,B)C(rian F)-2.5 E(ox and Chet Rame)-.15 E
-(y)-.15 E F2(bash)108 120 Q F0(\(1\))A F2 -.37(re)108 132 S(adline).37 E
-F0(\(3\))A F1 -.548(AU)72 148.8 S(THORS).548 E F0(Brian F)108 160.8 Q
-(ox, Free Softw)-.15 E(are F)-.1 E(oundation)-.15 E(bfox@gnu.or)108
-172.8 Q(g)-.18 E(Chet Rame)108 189.6 Q 1.3 -.65(y, C)-.15 H(ase W).65 E
-(estern Reserv)-.8 E 2.5(eU)-.15 G(ni)-2.5 E -.15(ve)-.25 G(rsity).15 E
-(chet@ins.CWR)108 201.6 Q(U.Edu)-.4 E F1 -.11(BU)72 218.4 S 2.738(GR).11
-G(EPOR)-2.738 E(TS)-.438 E F0 .16(If you \214nd a b)108 230.4 R .16
-(ug in the)-.2 F/F3 10/Times-Bold@0 SF(history)2.66 E F0(library)2.66 E
-2.66(,y)-.65 G .16(ou should report it.)-2.66 F .16
-(But \214rst, you should mak)5.16 F 2.66(es)-.1 G .16
-(ure that it really is)-2.66 F 2.5(ab)108 242.4 S
-(ug, and that it appears in the latest v)-2.7 E(ersion of the)-.15 E F3
-(history)2.5 E F0(library that you ha)2.5 E -.15(ve)-.2 G(.).15 E .704
-(Once you ha)108 259.2 R 1.004 -.15(ve d)-.2 H .704(etermined that a b)
-.15 F .704(ug actually e)-.2 F .704(xists, mail a b)-.15 F .705
-(ug report to)-.2 F F2 -.2(bu)3.205 G(g\255r).2 E(eadline)-.37 E F0(@)A
-F2(gnu.or)A(g)-.37 E F0 5.705(.I)C 3.205(fy)-5.705 G(ou)-3.205 E(ha)108
-271.2 Q 1.81 -.15(ve a \214)-.2 H 1.51
-(x, you are welcome to mail that as well!).15 F 1.509
-(Suggestions and `philosophical' b)6.509 F 1.509(ug reports may be)-.2 F
-(mailed to)108 283.2 Q F2 -.2(bu)2.5 G(g-r).2 E(eadline)-.37 E F0(@)A F2
-(gnu.or)A(g)-.37 E F0(or posted to the Usenet ne)2.5 E(wsgroup)-.25 E F3
-(gnu.bash.b)2.5 E(ug)-.2 E F0(.)A(Comments and b)108 300 Q
-(ug reports concerning this manual page should be directed to)-.2 E F2
--.15(ch)2.5 G(et@ins.CWR).15 E -.25(U.)-.4 G(Edu).25 E F0(.).25 E
-(GNU History 4.3)72 768 Q(2002 January 31)131.79 E(7)195.95 E EP
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