diff options
| -rw-r--r-- | Porting/Glossary | 138 |
1 files changed, 93 insertions, 45 deletions
diff --git a/Porting/Glossary b/Porting/Glossary index 955903b834..dc37f2af8a 100644 --- a/Porting/Glossary +++ b/Porting/Glossary @@ -108,13 +108,13 @@ archlibexp (archlib.U): This variable is the same as the archlib variable, but is filename expanded at configuration time, for convenient use. +archname64 (use64bits.U): + This variable is used for the 64-bitness part of $archname. + archname (archname.U): This variable is a short name to characterize the current architecture. It is used mainly to construct the default archlib. -archname64 (use64bits.U): - This variable is used for the 64-bitness part of $archname. - archobjs (Unix.U): This variable defines any additional objects that must be linked in with the program on this architecture. On unix, it is usually @@ -504,6 +504,11 @@ d_bsdsetpgrp (d_setpgrp.U): setpgrp needs two arguments whereas USG one needs none. See also d_setpgid for a POSIX interface. +d_builtin_add_overflow (d_builtin_overflow.U): + This variable conditionally defines HAS_BUILTIN_ADD_OVERFLOW, which + indicates that the compiler supports __builtin_add_overflow(x,y,&z) + for safely adding x and y into z while checking for overflow. + d_builtin_choose_expr (d_builtin.U): This conditionally defines HAS_BUILTIN_CHOOSE_EXPR, which indicates that the compiler supports __builtin_choose_expr(x,y,z). @@ -518,6 +523,16 @@ d_builtin_expect (d_builtin.U): __builtin_expect to provide the compiler with branch prediction information. +d_builtin_mul_overflow (d_builtin_overflow.U): + This variable conditionally defines HAS_BUILTIN_MUL_OVERFLOW, which + indicates that the compiler supports __builtin_mul_overflow(x,y,&z) + for safely multiplying x and y into z while checking for overflow. + +d_builtin_sub_overflow (d_builtin_overflow.U): + This variable conditionally defines HAS_BUILTIN_SUB_OVERFLOW, which + indicates that the compiler supports __builtin_sub_overflow(x,y,&z) + for safely subtracting y from x into z while checking for overflow. + d_c99_variadic_macros (d_c99_variadic.U): This variable conditionally defines the HAS_C99_VARIADIC_MACROS symbol, which indicates to the C program that C99 variadic macros @@ -621,25 +636,20 @@ d_cuserid (d_cuserid.U): indicates to the C program that the cuserid() routine is available to get character login names. -d_dbl_dig (d_dbl_dig.U): - This variable conditionally defines d_dbl_dig if this system's - header files provide DBL_DIG, which is the number of significant - digits in a double precision number. - d_dbminitproto (d_dbminitproto.U): This variable conditionally defines the HAS_DBMINIT_PROTO symbol, which indicates to the C program that the system provides a prototype for the dbminit() function. Otherwise, it is up to the program to supply one. -d_difftime (d_difftime.U): - This variable conditionally defines the HAS_DIFFTIME symbol, which - indicates to the C program that the difftime() routine is available. - d_difftime64 (d_timefuncs64.U): This variable conditionally defines the HAS_DIFFTIME64 symbol, which indicates to the C program that the difftime64 () routine is available. +d_difftime (d_difftime.U): + This variable conditionally defines the HAS_DIFFTIME symbol, which + indicates to the C program that the difftime() routine is available. + d_dir_dd_fd (d_dir_dd_fd.U): This variable conditionally defines the HAS_DIR_DD_FD symbol, which indicates that the DIR directory stream type contains a member @@ -683,7 +693,7 @@ d_double_has_inf (longdblfio.U): which indicates that the double type has an infinity. d_double_has_nan (longdblfio.U): - This variable conditionally defines the symbol DOUBLE_HAS_INF + This variable conditionally defines the symbol DOUBLE_HAS_NAN which indicates that the double type has a not-a-number. d_double_has_negative_zero (longdblfio.U): @@ -1215,15 +1225,15 @@ d_getpgid (d_getpgid.U): indicates to the C program that the getpgid(pid) function is available to get the process group id. -d_getpgrp (d_getpgrp.U): - This variable conditionally defines HAS_GETPGRP if getpgrp() is - available to get the current process group. - d_getpgrp2 (d_getpgrp2.U): This variable conditionally defines the HAS_GETPGRP2 symbol, which indicates to the C program that the getpgrp2() (as in DG/UX) routine is available to get the current process group. +d_getpgrp (d_getpgrp.U): + This variable conditionally defines HAS_GETPGRP if getpgrp() is + available to get the current process group. + d_getppid (d_getppid.U): This variable conditionally defines the HAS_GETPPID symbol, which indicates to the C program that the getppid() routine is available @@ -1530,6 +1540,10 @@ d_llroundl (d_llroundl.U): indicates to the C program that the llroundl() routine is available to return the long long value nearest to x away from zero. +d_localeconv_l (d_localeconv_l.U): + This variable conditionally defines the HAS_LOCALECONV_L symbol, which + indicates to the C program that the localeconv_l() routine is available. + d_localtime64 (d_timefuncs64.U): This variable conditionally defines the HAS_LOCALTIME64 symbol, which indicates to the C program that the localtime64 () routine is available. @@ -1647,6 +1661,16 @@ d_mblen (d_mblen.U): indicates to the C program that the mblen() routine is available to find the number of bytes in a multibye character. +d_mbrlen (d_mbrlen.U): + This variable conditionally defines the HAS_MBRLEN symbol if the + mbrlen() routine is available to be used to get the length of + multi-byte character strings. + +d_mbrtowc (d_mbrtowc.U): + This variable conditionally defines the HAS_MBRTOWC symbol if the + mbrtowc() routine is available to be used to convert a multi-byte + character into a wide character. + d_mbstowcs (d_mbstowcs.U): This variable conditionally defines the HAS_MBSTOWCS symbol, which indicates to the C program that the mbstowcs() routine is available @@ -1694,14 +1718,14 @@ d_mkstemps (d_mkstemps.U): to exclusively create and open a uniquely named (with a suffix) temporary file. -d_mktime (d_mktime.U): - This variable conditionally defines the HAS_MKTIME symbol, which - indicates to the C program that the mktime() routine is available. - d_mktime64 (d_timefuncs64.U): This variable conditionally defines the HAS_MKTIME64 symbol, which indicates to the C program that the mktime64 () routine is available. +d_mktime (d_mktime.U): + This variable conditionally defines the HAS_MKTIME symbol, which + indicates to the C program that the mktime() routine is available. + d_mmap (d_mmap.U): This variable conditionally defines HAS_MMAP if mmap() is available to map a file into memory. @@ -1786,6 +1810,10 @@ d_nan (d_nan.U): This variable conditionally defines HAS_NAN if nan() is available to generate NaN. +d_nanosleep (d_nanosleep.U): + This variable conditionally defines HAS_NANOSLEEP + if nanosleep() is available to sleep with 1E-9 sec accuracy. + d_ndbm (i_ndbm.U): This variable conditionally defines the HAS_NDBM symbol, which indicates that both the ndbm.h include file and an appropriate ndbm @@ -2055,15 +2083,15 @@ d_re_comp (d_regcmp.U): for regular patern matching (usally on BSD). If so, it is likely that re_exec() exists. -d_readdir (d_readdir.U): - This variable conditionally defines HAS_READDIR if readdir() is - available to read directory entries. - d_readdir64_r (d_readdir64_r.U): This variable conditionally defines the HAS_READDIR64_R symbol, which indicates to the C program that the readdir64_r() routine is available. +d_readdir (d_readdir.U): + This variable conditionally defines HAS_READDIR if readdir() is + available to read directory entries. + d_readdir_r (d_readdir_r.U): This variable conditionally defines the HAS_READDIR_R symbol, which indicates to the C program that the readdir_r() @@ -2261,15 +2289,15 @@ d_setpgid (d_setpgid.U): This variable conditionally defines the HAS_SETPGID symbol if the setpgid(pid, gpid) function is available to set process group ID. -d_setpgrp (d_setpgrp.U): - This variable conditionally defines HAS_SETPGRP if setpgrp() is - available to set the current process group. - d_setpgrp2 (d_setpgrp2.U): This variable conditionally defines the HAS_SETPGRP2 symbol, which indicates to the C program that the setpgrp2() (as in DG/UX) routine is available to set the current process group. +d_setpgrp (d_setpgrp.U): + This variable conditionally defines HAS_SETPGRP if setpgrp() is + available to set the current process group. + d_setprior (d_setprior.U): This variable conditionally defines HAS_SETPRIORITY if setpriority() is available to set a process's priority. @@ -2575,6 +2603,10 @@ d_strlcpy (d_strlcpy.U): This variable conditionally defines the HAS_STRLCPY symbol, which indicates to the C program that the strlcpy () routine is available. +d_strnlen (d_strnlen.U): + This variable conditionally defines the HAS_STRNLEN symbol, which + indicates to the C program that the strnlen () routine is available. + d_strtod (d_strtod.U): This variable conditionally defines the HAS_STRTOD symbol, which indicates to the C program that the strtod() routine is available @@ -2589,6 +2621,10 @@ d_strtold (d_strtold.U): This variable conditionally defines the HAS_STRTOLD symbol, which indicates to the C program that the strtold() routine is available. +d_strtold_l (d_strtold_l.U): + This variable conditionally defines the HAS_STRTOLD_L symbol, which + indicates to the C program that the strtold_l() routine is available. + d_strtoll (d_strtoll.U): This variable conditionally defines the HAS_STRTOLL symbol, which indicates to the C program that the strtoll() routine is available. @@ -2675,6 +2711,11 @@ d_tgamma (d_tgamma.U): indicates to the C program that the tgamma() routine is available for the gamma function. See also d_lgamma. +d_thread_safe_nl_langinfo_l (d_nl_langinfo_l.U): + This variable contains the eventual value of the + HAS_THREAD_SAFE_NL_LANGINFO_L symbol, which indicates if the + nl_langinfo_l() function exists and is thread-safe. + d_time (d_time.U): This variable conditionally defines the HAS_TIME symbol, which indicates that the time() routine exists. The time() routine is normally @@ -3564,6 +3605,9 @@ i_stdint (i_stdint.U): indicates to the C program that <stdint.h> exists and should be included. +i_stdlib (i_stdlib.U): + This variable unconditionally defines the I_STDLIB symbol. + i_sunmath (i_sunmath.U): This variable conditionally defines the I_SUNMATH symbol, and indicates whether a C program should include <sunmath.h>. @@ -3702,7 +3746,7 @@ i_termios (i_termio.U): to be included. i_time (i_time.U): - This variable conditionally defines I_TIME, which indicates + This variable unconditionally defines I_TIME, which indicates to the C program that it should include <time.h>. i_unistd (i_unistd.U): @@ -3721,6 +3765,10 @@ i_vfork (i_vfork.U): This variable conditionally defines the I_VFORK symbol, and indicates whether a C program should include vfork.h. +i_wchar (i_wchar.U): + This variable conditionally defines the I_WCHAR symbol, + that indicates whether a C program may include <wchar.h>. + i_xlocale (d_newlocale.U): This symbol, if defined, indicates to the C program that it should include <xlocale.h> to get uselocale() and its friends @@ -4197,7 +4245,7 @@ make_set_make (make.U): make_set_make="MAKE=$make" # if it doesn't. This uses a comment character so that we can distinguish a - 'set' value (from a previous config.sh or Configure '-D' option) + 'set' value (from a previous config.sh or Configure -D option) from an uncomputed value. mallocobj (mallocsrc.U): @@ -4309,7 +4357,7 @@ myuname (Oldconfig.U): removed. n (n.U): - This variable contains the '-n' flag if that is what causes the echo + This variable contains the -n flag if that is what causes the echo command to suppress newline. Otherwise it is null. Correct usage is $echo $n "prompt for a question: $c". @@ -4489,16 +4537,16 @@ path_sep (Unix.U): This is an old synonym for p_ in Head.U, the character used to separate elements in the command shell search PATH. -perl (Loc.U): - This variable is used internally by Configure to determine the - full pathname (if any) of the perl program. After Configure runs, - the value is reset to a plain "perl" and is not useful. - perl5 (perl5.U): This variable contains the full path (if any) to a previously installed perl5.005 or later suitable for running the script to determine inc_version_list. +perl (Loc.U): + This variable is used internally by Configure to determine the + full pathname (if any) of the perl program. After Configure runs, + the value is reset to a plain "perl" and is not useful. + PERL_API_REVISION (patchlevel.h): This number describes the earliest compatible PERL_REVISION of Perl ("compatibility" here being defined as sufficient binary/API @@ -4524,11 +4572,6 @@ PERL_CONFIG_SH (Oldsyms.U): This is set to 'true' in config.sh so that a shell script sourcing config.sh can tell if it has been sourced already. -PERL_PATCHLEVEL (Oldsyms.U): - This symbol reflects the patchlevel, if available. Will usually - come from the .patch file, which is available when the perl - source tree was fetched with rsync. - perl_patchlevel (patchlevel.U): This is the Perl patch level, a numeric change identifier, as defined by whichever source code maintenance system @@ -4537,6 +4580,11 @@ perl_patchlevel (patchlevel.U): the maintenance versus development dichotomy except by also being increasing. +PERL_PATCHLEVEL (Oldsyms.U): + This symbol reflects the patchlevel, if available. Will usually + come from the .patch file, which is available when the perl + source tree was fetched with rsync. + PERL_REVISION (Oldsyms.U): In a Perl version number such as 5.6.2, this is the 5. This value is manually set in patchlevel.h @@ -4813,9 +4861,9 @@ sh (sh.U): /bin/sh, though it's possible that some systems will have /bin/ksh, /bin/pdksh, /bin/ash, /bin/bash, or even something such as D:/bin/sh.exe. - This unit comes before Options.U, so you can't set sh with a '-D' + This unit comes before Options.U, so you can't set sh with a -D option, though you can override this (and startsh) - with '-O -Dsh=/bin/whatever -Dstartsh=whatever' + with -O -Dsh=/bin/whatever -Dstartsh=whatever shar (Loc.U): This variable is defined but not used by Configure. @@ -5074,7 +5122,7 @@ spackage (package.U): spitshell (spitshell.U): This variable contains the command necessary to spit out a runnable - shell on this system. It is either cat or a grep '-v' for # comments. + shell on this system. It is either cat or a grep -v for # comments. sPRId64 (quadfio.U): This variable, if defined, contains the string used by stdio to |