X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=Porting%2FGlossary;h=26e6e4ca9254558a4049ec70ff4ef846f3f57a7b;hb=5440bc8ef38c925fa824ae72b6c7ad2f21cbda6e;hp=371a2a133530f5b739076c12a4872f7f1669a57b;hpb=1d7c184104c076988718a01b77c8706aae05b092;p=p5sagit%2Fp5-mst-13.2.git diff --git a/Porting/Glossary b/Porting/Glossary index 371a2a1..26e6e4c 100644 --- a/Porting/Glossary +++ b/Porting/Glossary @@ -4,33 +4,6 @@ programs (e.g. I_UNISTD) are already described in config_h.SH. [`configpm' generates pod documentation for Config.pm from this file--please try to keep the formatting regular.] -CONFIGDOTSH (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. - -Mcc (Loc.U): - This variable is used internally by Configure to determine the - full pathname (if any) of the Mcc program. After Configure runs, - the value is reset to a plain "Mcc" and is not useful. - -PERL_APIVERSION (Oldsyms.U): - This value is manually set in patchlevel.h and is used - to set the Configure apiversion variable. - -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 - -PERL_SUBVERSION (Oldsyms.U): - In a Perl version number such as 5.6.2, this is the 2. - Values greater than 50 represent potentially unstable - development subversions. - This value is manually set in patchlevel.h - -PERL_VERSION (Oldsyms.U): - In a Perl version number such as 5.6.2, this is the 6. - This value is manually set in patchlevel.h - _a (Unix.U): This variable defines the extension used for ordinary libraries. For unix, it is '.a'. The '.' is included. Other possible @@ -51,9 +24,16 @@ afs (afs.U): with a hint value or command line option, but you'd better know what you are doing. +afsroot (afs.U): + This variable is by default set to '/afs'. In the unlikely case + this is not the correct root, it is possible to override this with + a hint value or command line option. This will be used in subsequent + tests for AFSness in the Perl configure and test process. + alignbytes (alignbytes.U): This variable holds the number of bytes required to align a - double. Usual values are 2, 4 and 8. + double-- or a long double when applicable. Usual values are + 2, 4 and 8. The default is eight, for safety. ansi2knr (ansi2knr.U): This variable is set if the user needs to run ansi2knr. @@ -64,16 +44,49 @@ aphostname (d_gethname.U): host name. The command is fully qualified by its absolute path, to make it safe when used by a process with super-user privileges. -apiversion (patchlevel.U): - MakeMaker will install add-on modules in a directory with the - PERL_APIVERSION version number. The value is set manually in - patchlevel.h. Normally, for maintenance releases, this is - just something like 5.005 or 5.6 or 5.7. That is, it does not - include the subversion number and does not change across - maintenance releases. This is so that add-on extensions can - be shared across maintenance versions. It is unclear how this - ought to work for developer versions. If a release breaks - binary compatibility, this number should be increased. +api_revision (patchlevel.U): + The three variables, api_revision, api_version, and + api_subversion, specify the version of the oldest perl binary + compatible with the present perl. In a full version string + such as '5.6.1', api_revision is the '5'. + Prior to 5.5.640, the format was a floating point number, + like 5.00563. + perl.c:incpush() and lib/lib.pm will automatically search in + $sitelib/.. for older directories back to the limit specified + by these api_ variables. This is only useful if you have a + perl library directory tree structured like the default one. + See INSTALL for how this works. The versioned site_perl + directory was introduced in 5.005, so that is the lowest + possible value. The version list appropriate for the current + system is determined in inc_version_list.U. + XXX To do: Since compatibility can depend on compile time + options (such as bincompat, longlong, etc.) it should + (perhaps) be set by Configure, but currently it isn't. + Currently, we read a hard-wired value from patchlevel.h. + Perhaps what we ought to do is take the hard-wired value from + patchlevel.h but then modify it if the current Configure + options warrant. patchlevel.h then would use an #ifdef guard. + +api_subversion (patchlevel.U): + The three variables, api_revision, api_version, and + api_subversion, specify the version of the oldest perl binary + compatible with the present perl. In a full version string + such as '5.6.1', api_subversion is the '1'. See api_revision for + full details. + +api_version (patchlevel.U): + The three variables, api_revision, api_version, and + api_subversion, specify the version of the oldest perl binary + compatible with the present perl. In a full version string + such as '5.6.1', api_version is the '6'. See api_revision for + full details. As a special case, 5.5.0 is rendered in the + old-style as 5.005. (In the 5.005_0x maintenance series, + this was the only versioned directory in $sitelib.) + +api_versionstring (patchlevel.U): + This variable combines api_revision, api_version, and + api_subversion in a format such as 5.6.1 (or 5_6_1) suitable + for use as a directory name. This is filesystem dependent. ar (Loc.U): This variable is used internally by Configure to determine the @@ -124,16 +137,17 @@ bin (bin.U): this variable must be prepared to deal with ~name substitution. bincompat5005 (bincompat5005.U): - This variable contains y if Perl 5.006 should be binary-compatible - with Perl 5.005. + This variable contains y if this version of Perl should be + binary-compatible with Perl 5.005. binexp (bin.U): This is the same as the bin variable, but is filename expanded at configuration time, for use in your makefiles. bison (Loc.U): - This variable is defined but not used by Configure. - The value is a plain '' and is not useful. + This variable is used internally by Configure to determine the + full pathname (if any) of the bison program. After Configure runs, + the value is reset to a plain "bison" and is not useful. byacc (Loc.U): This variable is used internally by Configure to determine the @@ -167,7 +181,8 @@ cat (Loc.U): cc (cc.U): This variable holds the name of a command to execute a C compiler which can resolve multiple global references that happen to have the same - name. Usual values are 'cc', 'Mcc', 'cc -M', and 'gcc'. + name. Usual values are 'cc' and 'gcc'. + Fervent ANSI compilers may be called 'c89'. AIX has xlc. cccdlflags (dlsrc.U): This variable contains any special flags that might need to be @@ -185,12 +200,28 @@ ccflags (ccflags.U): This variable contains any additional C compiler flags desired by the user. It is up to the Makefile to use this. +ccflags_uselargefiles (uselfs.U): + This variable contains the compiler flags needed by large file builds + and added to ccflags by hints files. + +ccname (Checkcc.U): + This can set either by hints files or by Configure. If using + gcc, this is gcc, and if not, usually equal to cc, unimpressive, no? + Some platforms, however, make good use of this by storing the + flavor of the C compiler being used here. For example if using + the Sun WorkShop suite, ccname will be 'workshop'. + ccsymbols (Cppsym.U): The variable contains the symbols defined by the C compiler alone. The symbols defined by cpp or by cc when it calls cpp are not in this list, see cppsymbols and cppccsymbols. The list is a space-separated list of symbol=value tokens. +ccversion (Checkcc.U): + This can set either by hints files or by Configure. If using + a (non-gcc) vendor cc, this variable may contain a version for + the compiler. + cf_by (cf_who.U): Login name of the person who ran the Configure script and answered the questions. This is used to tag both config.sh and config_h.SH. @@ -258,7 +289,7 @@ cpp_stuff (cpp_stuff.U): used by the C preprocessor. cppccsymbols (Cppsym.U): - The variable contains the symbols defined by the C compiler when + The variable contains the symbols defined by the C compiler when it calls cpp. The symbols defined by the cc alone or cpp alone are not in this list, see ccsymbols and cppsymbols. The list is a space-separated list of symbol=value tokens. @@ -297,11 +328,6 @@ cppsymbols (Cppsym.U): not in this list, see ccsymbols and cppccsymbols. The list is a space-separated list of symbol=value tokens. -crosscompile (crosscompile.U): - This variable conditionally defines the CROSSCOMPILE symbol - which signifies that the build process is be a cross-compilation. - This is normally set by hints files or from Configure command line. - cryptlib (d_crypt.U): This variable holds -lcrypt or the path to a libcrypt.a archive if the crypt() function is not defined in the standard C library. It is @@ -312,63 +338,9 @@ csh (Loc.U): full pathname (if any) of the csh program. After Configure runs, the value is reset to a plain "csh" and is not useful. -d_Gconvert (d_gconvert.U): - This variable holds what Gconvert is defined as to convert - floating point numbers into strings. It could be 'gconvert' - or a more complex macro emulating gconvert with gcvt() or sprintf. - Possible values are: - d_Gconvert='gconvert((x),(n),(t),(b))' - d_Gconvert='gcvt((x),(n),(b))' - d_Gconvert='sprintf((b),"%.*g",(n),(x))' - -d_PRIEldbl (longdblfio.U): - This variable conditionally defines the PERL_PRIfldlbl symbol, which - indiciates that stdio has a symbol to print long doubles. - -d_PRIFldbl (longdblfio.U): - This variable conditionally defines the PERL_PRIfldlbl symbol, which - indiciates that stdio has a symbol to print long doubles. - -d_PRIGldbl (longdblfio.U): - This variable conditionally defines the PERL_PRIfldlbl symbol, which - indiciates that stdio has a symbol to print long doubles. - -d_PRIX64 (quadfio.U): - This variable conditionally defines the PERL_PRIX64 symbol, which - indiciates that stdio has a symbol to print 64-bit hExADECimAl numbers. - -d_PRId64 (quadfio.U): - This variable conditionally defines the PERL_PRId64 symbol, which - indiciates that stdio has a symbol to print 64-bit decimal numbers. - -d_PRIeldbl (longdblfio.U): - This variable conditionally defines the PERL_PRIfldlbl symbol, which - indiciates that stdio has a symbol to print long doubles. - -d_PRIfldbl (longdblfio.U): - This variable conditionally defines the PERL_PRIfldlbl symbol, which - indiciates that stdio has a symbol to print long doubles. - -d_PRIgldbl (longdblfio.U): - This variable conditionally defines the PERL_PRIfldlbl symbol, which - indiciates that stdio has a symbol to print long doubles. - -d_PRIi64 (quadfio.U): - This variable conditionally defines the PERL_PRIi64 symbol, which - indiciates that stdio has a symbol to print 64-bit decimal numbers. - -d_PRIo64 (quadfio.U): - This variable conditionally defines the PERL_PRIo64 symbol, which - indiciates that stdio has a symbol to print 64-bit octal numbers. - -d_PRIu64 (quadfio.U): - This variable conditionally defines the PERL_PRIu64 symbol, which - indiciates that stdio has a symbol to print 64-bit unsigned decimal - numbers. - -d_PRIx64 (quadfio.U): - This variable conditionally defines the PERL_PRIx64 symbol, which - indiciates that stdio has a symbol to print 64-bit hexadecimal numbers. +d__fwalk (d__fwalk.U): + This variable conditionally defines HAS__FWALK if _fwalk() is + available to apply a function to all the file handles. d_access (d_access.U): This variable conditionally defines HAS_ACCESS if the access() system @@ -410,9 +382,10 @@ d_bcopy (d_bcopy.U): d_bincompat5005 (bincompat5005.U): This variable conditionally defines BINCOMPAT5005 so that embed.h - can take special action if Perl 5.006 should be binary-compatible - with Perl 5.005. This is impossible for builds that use features - like threads and multiplicity it is always $undef for those versions. + can take special action if this version of Perl should be + binary-compatible with Perl 5.005. This is impossible for builds + that use features like threads and multiplicity it is always $undef + for those versions. d_bsd (Guess.U): This symbol conditionally defines the symbol BSD when running on a @@ -461,6 +434,10 @@ d_closedir (d_closedir.U): This variable conditionally defines HAS_CLOSEDIR if closedir() is available. +d_cmsghdr_s (d_cmsghdr_s.U): + This variable conditionally defines the HAS_STRUCT_CMSGHDR symbol, + which indicates that the struct cmsghdr is supported. + d_const (d_const.U): This variable conditionally defines the HASCONST symbol, which indicates to the C program that this C compiler knows about the @@ -485,6 +462,12 @@ d_dbl_dig (d_dbl_dig.U): 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. @@ -552,10 +535,6 @@ d_endsent (d_endsent.U): This variable conditionally defines HAS_ENDSERVENT if endservent() is available to close whatever was being used for service queries. -d_endspent (d_endspent.U): - This variable conditionally defines HAS_ENDSPENT if endspent() is - available to finalize the scan of SysV shadow password entries. - d_eofnblk (nblock_io.U): This variable conditionally defines EOF_NONBLOCK if EOF can be seen when reading from a non-blocking I/O source. @@ -578,6 +557,10 @@ d_fcntl (d_fcntl.U): This variable conditionally defines the HAS_FCNTL symbol, and indicates whether the fcntl() function exists +d_fcntl_can_lock (d_fcntl_can_lock.U): + This variable conditionally defines the FCNTL_CAN_LOCK symbol + and indicates whether file locking with fcntl() works. + d_fd_macros (d_fd_set.U): This variable contains the eventual value of the HAS_FD_MACROS symbol, which indicates if your C compiler knows about the macros which @@ -606,6 +589,12 @@ d_flock (d_flock.U): This variable conditionally defines HAS_FLOCK if flock() is available to do file locking. +d_flockproto (d_flockproto.U): + This variable conditionally defines the HAS_FLOCK_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the flock() function. Otherwise, it is + up to the program to supply one. + d_fork (d_fork.U): This variable conditionally defines the HAS_FORK symbol, which indicates to the C program that the fork() routine is available. @@ -616,9 +605,13 @@ d_fpathconf (d_pathconf.U): to determine file-system related limits and options associated with a given open file descriptor. -d_fpos64_t (io64.U): +d_fpos64_t (d_fpos64_t.U): This symbol will be defined if the C compiler supports fpos64_t. +d_frexpl (d_frexpl.U): + This variable conditionally defines the HAS_FREXPL symbol, which + indicates to the C program that the frexpl() routine is available. + d_fs_data_s (d_fs_data_s.U): This variable conditionally defines the HAS_STRUCT_FS_DATA symbol, which indicates that the struct fs_data is supported. @@ -639,6 +632,10 @@ d_fstatvfs (d_statvfs.U): This variable conditionally defines the HAS_FSTATVFS symbol, which indicates to the C program that the fstatvfs() routine is available. +d_fsync (d_fsync.U): + This variable conditionally defines the HAS_FSYNC symbol, which + indicates to the C program that the fsync() routine is available. + d_ftello (d_ftello.U): This variable conditionally defines the HAS_FTELLO symbol, which indicates to the C program that the ftello() routine is available. @@ -648,6 +645,28 @@ d_ftime (d_ftime.U): that the ftime() routine exists. The ftime() routine is basically a sub-second accuracy clock. +d_Gconvert (d_gconvert.U): + This variable holds what Gconvert is defined as to convert + floating point numbers into strings. It could be 'gconvert' + or a more complex macro emulating gconvert with gcvt() or sprintf. + Possible values are: + d_Gconvert='gconvert((x),(n),(t),(b))' + d_Gconvert='gcvt((x),(n),(b))' + d_Gconvert='sprintf((b),"%.*g",(n),(x))' + +d_getcwd (d_getcwd.U): + This variable conditionally defines the HAS_GETCWD symbol, which + indicates to the C program that the getcwd() routine is available + to get the current working directory. + +d_getespwnam (d_getespwnam.U): + This variable conditionally defines HAS_GETESPWNAM if getespwnam() is + available to retrieve enchanced (shadow) password entries by name. + +d_getfsstat (d_getfsstat.U): + This variable conditionally defines the HAS_GETFSSTAT symbol, which + indicates to the C program that the getfsstat() routine is available. + d_getgrent (d_getgrent.U): This variable conditionally defines the HAS_GETGRENT symbol, which indicates to the C program that the getgrent() routine is available @@ -683,6 +702,10 @@ d_gethostprotos (d_gethostprotos.U): prototypes for the various gethost*() functions. See also netdbtype.U for probing for various netdb types. +d_getitimer (d_getitimer.U): + This variable conditionally defines the HAS_GETITIMER symbol, which + indicates to the C program that the getitimer() routine is available. + d_getlogin (d_getlogin.U): This variable conditionally defines the HAS_GETLOGIN symbol, which indicates to the C program that the getlogin() routine is available @@ -718,6 +741,10 @@ d_getnetprotos (d_getnetprotos.U): prototypes for the various getnet*() functions. See also netdbtype.U for probing for various netdb types. +d_getpagsz (d_getpagsz.U): + This variable conditionally defines HAS_GETPAGESIZE if getpagesize() + is available to get the system page size. + d_getpbyname (d_getprotby.U): This variable conditionally defines the HAS_GETPROTOBYNAME symbol, which indicates to the C program that the @@ -763,6 +790,10 @@ d_getprotoprotos (d_getprotoprotos.U): prototypes for the various getproto*() functions. See also netdbtype.U for probing for various netdb types. +d_getprpwnam (d_getprpwnam.U): + This variable conditionally defines HAS_GETPRPWNAM if getprpwnam() is + available to retrieve protected (shadow) password entries by name. + d_getpwent (d_getpwent.U): This variable conditionally defines the HAS_GETPWENT symbol, which indicates to the C program that the getpwent() routine is available @@ -790,10 +821,6 @@ d_getservprotos (d_getservprotos.U): prototypes for the various getserv*() functions. See also netdbtype.U for probing for various netdb types. -d_getspent (d_getspent.U): - This variable conditionally defines HAS_GETSPENT if getspent() is - available to retrieve SysV shadow password entries sequentially. - d_getspnam (d_getspnam.U): This variable conditionally defines HAS_GETSPNAM if getspnam() is available to retrieve SysV shadow password entries by name. @@ -819,6 +846,10 @@ d_htonl (d_htonl.U): This variable conditionally defines HAS_HTONL if htonl() and its friends are available to do network order byte swapping. +d_iconv (d_iconv.U): + This variable conditionally defines the HAS_ICONV symbol, which + indicates to the C program that the iconv() routine is available. + d_index (d_strchr.U): This variable conditionally defines HAS_INDEX if index() and rindex() are available for string searching. @@ -828,13 +859,21 @@ d_inetaton (d_inetaton.U): indicates to the C program that the inet_aton() function is available to parse IP address "dotted-quad" strings. -d_int64t (d_int64t.U): +d_int64_t (d_int64_t.U): This symbol will be defined if the C compiler supports int64_t. d_isascii (d_isascii.U): This variable conditionally defines the HAS_ISASCII constant, which indicates to the C program that isascii() is available. +d_isnan (d_isnan.U): + This variable conditionally defines the HAS_ISNAN symbol, which + indicates to the C program that the isnan() routine is available. + +d_isnanl (d_isnanl.U): + This variable conditionally defines the HAS_ISNANL symbol, which + indicates to the C program that the isnanl() routine is available. + d_killpg (d_killpg.U): This variable conditionally defines the HAS_KILLPG symbol, which indicates to the C program that the killpg() routine is available @@ -870,10 +909,20 @@ d_longlong (d_longlong.U): This variable conditionally defines HAS_LONG_LONG if the long long type is supported. +d_lseekproto (d_lseekproto.U): + This variable conditionally defines the HAS_LSEEK_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the lseek() function. Otherwise, it is + up to the program to supply one. + d_lstat (d_lstat.U): This variable conditionally defines HAS_LSTAT if lstat() is available to do file stats on symbolic links. +d_madvise (d_madvise.U): + This variable conditionally defines HAS_MADVISE if madvise() is + available to map a file into memory. + d_mblen (d_mblen.U): This variable conditionally defines the HAS_MBLEN symbol, which indicates to the C program that the mblen() routine is available @@ -919,14 +968,49 @@ d_mkdir (d_mkdir.U): indicates to the C program that the mkdir() routine is available to create directories.. +d_mkdtemp (d_mkdtemp.U): + This variable conditionally defines the HAS_MKDTEMP symbol, which + indicates to the C program that the mkdtemp() routine is available + to exclusively create a uniquely named temporary directory. + d_mkfifo (d_mkfifo.U): This variable conditionally defines the HAS_MKFIFO symbol, which indicates to the C program that the mkfifo() routine is available. +d_mkstemp (d_mkstemp.U): + This variable conditionally defines the HAS_MKSTEMP symbol, which + indicates to the C program that the mkstemp() routine is available + to exclusively create and open a uniquely named temporary file. + +d_mkstemps (d_mkstemps.U): + This variable conditionally defines the HAS_MKSTEMPS symbol, which + indicates to the C program that the mkstemps() routine is available + 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_mmap (d_mmap.U): + This variable conditionally defines HAS_MMAP if mmap() is + available to map a file into memory. + +d_modfl (d_modfl.U): + This variable conditionally defines the HAS_MODFL symbol, which + indicates to the C program that the modfl() routine is available. + +d_modfl_pow32_bug (d_modfl.U): + This variable conditionally defines the HAS_MODFL_POW32_BUG symbol, + which indicates that modfl() is broken for long doubles >= pow(2, 32). + For example from 4294967303.150000 one would get 4294967302.000000 + and 1.150000. The bug has been seen in certain versions of glibc, + release 2.2.2 is known to be okay. + +d_mprotect (d_mprotect.U): + This variable conditionally defines HAS_MPROTECT if mprotect() is + available to modify the access protection of a memory mapped file. + d_msg (d_msg.U): This variable conditionally defines the HAS_MSG symbol, which indicates that the entire msg*(2) library is present. @@ -964,6 +1048,10 @@ d_msgget (d_msgget.U): This variable conditionally defines the HAS_MSGGET symbol, which indicates to the C program that the msgget() routine is available. +d_msghdr_s (d_msghdr_s.U): + This variable conditionally defines the HAS_STRUCT_MSGHDR symbol, + which indicates that the struct msghdr is supported. + d_msgrcv (d_msgrcv.U): This variable conditionally defines the HAS_MSGRCV symbol, which indicates to the C program that the msgrcv() routine is available. @@ -972,6 +1060,14 @@ d_msgsnd (d_msgsnd.U): This variable conditionally defines the HAS_MSGSND symbol, which indicates to the C program that the msgsnd() routine is available. +d_msync (d_msync.U): + This variable conditionally defines HAS_MSYNC if msync() is + available to synchronize a mapped file. + +d_munmap (d_munmap.U): + This variable conditionally defines HAS_MUNMAP if munmap() is + available to unmap a region mapped by mmap(). + d_mymalloc (mallocsrc.U): This variable conditionally defines MYMALLOC in case other parts of the source want to take special action if MYMALLOC is used. @@ -981,7 +1077,15 @@ d_nice (d_nice.U): This variable conditionally defines the HAS_NICE symbol, which indicates to the C program that the nice() routine is available. -d_off64_t (io64.U): +d_nv_preserves_uv (perlxv.U): + This variable indicates whether a variable of type nvtype + can preserve all the bits a variable of type uvtype. + +d_nv_preserves_uv_bits (perlxv.U): + This variable indicates how many of bits type uvtype + a variable nvtype can preserve. + +d_off64_t (d_off64_t.U): This symbol will be defined if the C compiler supports off64_t. d_old_pthread_create_joinable (d_pthrattrj.U): @@ -1014,6 +1118,11 @@ d_pause (d_pause.U): indicates to the C program that the pause() routine is available to suspend a process until a signal is received. +d_perl_otherlibdirs (otherlibdirs.U): + This variable conditionally defines PERL_OTHERLIBDIRS, which + contains a colon-separated set of paths for the perl binary to + include in @INC. See also otherlibdirs. + d_phostname (d_gethname.U): This variable conditionally defines the HAS_PHOSTNAME symbol, which contains the shell command which, when fed to popen(), may be @@ -1034,6 +1143,63 @@ d_portable (d_portable.U): indicates to the C program that it should not assume that it is running on the machine it was compiled on. +d_PRId64 (quadfio.U): + This variable conditionally defines the PERL_PRId64 symbol, which + indiciates that stdio has a symbol to print 64-bit decimal numbers. + +d_PRIeldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to print long doubles. + +d_PRIEUldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to print long doubles. + The 'U' in the name is to separate this from d_PRIeldbl so that even + case-blind systems can see the difference. + +d_PRIfldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to print long doubles. + +d_PRIFUldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to print long doubles. + The 'U' in the name is to separate this from d_PRIfldbl so that even + case-blind systems can see the difference. + +d_PRIgldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to print long doubles. + +d_PRIGUldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to print long doubles. + The 'U' in the name is to separate this from d_PRIgldbl so that even + case-blind systems can see the difference. + +d_PRIi64 (quadfio.U): + This variable conditionally defines the PERL_PRIi64 symbol, which + indiciates that stdio has a symbol to print 64-bit decimal numbers. + +d_PRIo64 (quadfio.U): + This variable conditionally defines the PERL_PRIo64 symbol, which + indiciates that stdio has a symbol to print 64-bit octal numbers. + +d_PRIu64 (quadfio.U): + This variable conditionally defines the PERL_PRIu64 symbol, which + indiciates that stdio has a symbol to print 64-bit unsigned decimal + numbers. + +d_PRIx64 (quadfio.U): + This variable conditionally defines the PERL_PRIx64 symbol, which + indiciates that stdio has a symbol to print 64-bit hexadecimal numbers. + +d_PRIXU64 (quadfio.U): + This variable conditionally defines the PERL_PRIXU64 symbol, which + indiciates that stdio has a symbol to print 64-bit hExADECimAl numbers. + The 'U' in the name is to separate this from d_PRIx64 so that even + case-blind systems can see the difference. + d_pthread_yield (d_pthread_y.U): This variable conditionally defines the HAS_PTHREAD_YIELD symbol if the pthread_yield routine is available to yield @@ -1071,6 +1237,10 @@ d_pwquota (i_pwd.U): This variable conditionally defines PWQUOTA, which indicates that struct passwd contains pw_quota. +d_qgcvt (d_qgcvt.U): + This variable conditionally defines the HAS_QGCVT symbol, which + indicates to the C program that the qgcvt() routine is available. + d_quad (quadtype.U): This variable, if defined, tells that there's a 64-bit integer type, quadtype. @@ -1084,6 +1254,18 @@ d_readlink (d_readlink.U): indicates to the C program that the readlink() routine is available to read the value of a symbolic link. +d_readv (d_readv.U): + This variable conditionally defines the HAS_READV symbol, which + indicates to the C program that the readv() routine is available. + +d_realpath (d_realpath.U): + This variable conditionally defines the HAS_REALPATH symbol, which + indicates to the C program that the realpath() routine is available. + +d_recvmsg (d_recvmsg.U): + This variable conditionally defines the HAS_RECVMSG symbol, which + indicates to the C program that the recvmsg() routine is available. + d_rename (d_rename.U): This variable conditionally defines the HAS_RENAME symbol, which indicates to the C program that the rename() routine is available @@ -1110,6 +1292,12 @@ d_sanemcmp (d_sanemcmp.U): the memcpy() routine is available and can be used to compare relative magnitudes of chars with their high bits set. +d_sbrkproto (d_sbrkproto.U): + This variable conditionally defines the HAS_SBRK_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the sbrk() function. Otherwise, it is + up to the program to supply one. + d_sched_yield (d_pthread_y.U): This variable conditionally defines the HAS_SCHED_YIELD symbol if the sched_yield routine is available to yield @@ -1120,6 +1308,10 @@ d_scm_rights (d_socket.U): which indicates that the SCM_RIGHTS is available. #ifdef is not enough because it may be an enum, glibc has been known to do this. +d_SCNfldbl (longdblfio.U): + This variable conditionally defines the PERL_PRIfldbl symbol, which + indiciates that stdio has a symbol to scan long doubles. + d_seekdir (d_readdir.U): This variable conditionally defines HAS_SEEKDIR if seekdir() is available. @@ -1153,6 +1345,10 @@ d_semop (d_semop.U): This variable conditionally defines the HAS_SEMOP symbol, which indicates to the C program that the semop() routine is available. +d_sendmsg (d_sendmsg.U): + This variable conditionally defines the HAS_SENDMSG symbol, which + indicates to the C program that the sendmsg() routine is available. + d_setegid (d_setegid.U): This variable conditionally defines the HAS_SETEGID symbol, which indicates to the C program that the setegid() routine is available @@ -1177,6 +1373,10 @@ d_sethent (d_sethent.U): This variable conditionally defines HAS_SETHOSTENT if sethostent() is available. +d_setitimer (d_setitimer.U): + This variable conditionally defines the HAS_SETITIMER symbol, which + indicates to the C program that the setitimer() routine is available. + d_setlinebuf (d_setlnbuf.U): This variable conditionally defines the HAS_SETLINEBUF symbol, which indicates to the C program that the setlinebuf() routine is available @@ -1212,6 +1412,11 @@ d_setprior (d_setprior.U): This variable conditionally defines HAS_SETPRIORITY if setpriority() is available to set a process's priority. +d_setproctitle (d_setproctitle.U): + This variable conditionally defines the HAS_SETPROCTITLE symbol, + which indicates to the C program that the setproctitle() routine + is available. + d_setpwent (d_setpwent.U): This variable conditionally defines the HAS_SETPWENT symbol, which indicates to the C program that the setpwent() routine is available @@ -1255,10 +1460,6 @@ d_setsid (d_setsid.U): This variable conditionally defines HAS_SETSID if setsid() is available to set the process group ID. -d_setspent (d_setspent.U): - This variable conditionally defines HAS_SETSPENT if setspent() is - available to initialize the scan of SysV shadow password entries. - d_setvbuf (d_setvbuf.U): This variable conditionally defines the HAS_SETVBUF symbol, which indicates to the C program that the setvbuf() routine is available @@ -1297,23 +1498,57 @@ d_sigaction (d_sigaction.U): This variable conditionally defines the HAS_SIGACTION symbol, which indicates that the Vr4 sigaction() routine is available. +d_sigprocmask (d_sigprocmask.U): + This variable conditionally defines HAS_SIGPROCMASK + if sigprocmask() is available to examine or change the signal mask + of the calling process. + d_sigsetjmp (d_sigsetjmp.U): This variable conditionally defines the HAS_SIGSETJMP symbol, which indicates that the sigsetjmp() routine is available to call setjmp() and optionally save the process's signal mask. +d_sockatmark (d_sockatmark.U): + This variable conditionally defines the HAS_SOCKATMARK symbol, which + indicates to the C program that the sockatmark() routine is available. + +d_sockatmarkproto (d_sockatmarkproto.U): + This variable conditionally defines the HAS_SOCKATMARK_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the sockatmark() function. Otherwise, it is + up to the program to supply one. + d_socket (d_socket.U): This variable conditionally defines HAS_SOCKET, which indicates that the BSD socket interface is supported. +d_socklen_t (d_socklen_t.U): + This symbol will be defined if the C compiler supports socklen_t. + d_sockpair (d_socket.U): This variable conditionally defines the HAS_SOCKETPAIR symbol, which indicates that the BSD socketpair() is supported. +d_socks5_init (d_socks5_init.U): + This variable conditionally defines the HAS_SOCKS5_INIT symbol, which + indicates to the C program that the socks5_init() routine is available. + d_sqrtl (d_sqrtl.U): This variable conditionally defines the HAS_SQRTL symbol, which indicates to the C program that the sqrtl() routine is available. +d_sresgproto (d_sresgproto.U): + This variable conditionally defines the HAS_SETRESGID_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the setresgid() function. Otherwise, it is + up to the program to supply one. + +d_sresuproto (d_sresuproto.U): + This variable conditionally defines the HAS_SETRESUID_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the setresuid() function. Otherwise, it is + up to the program to supply one. + d_statblks (d_statblks.U): This variable conditionally defines USE_STAT_BLOCKS if this system has a stat structure declaring @@ -1341,6 +1576,15 @@ d_stdio_ptr_lval (d_stdstdio.U): This variable conditionally defines STDIO_PTR_LVALUE if the FILE_ptr macro can be used as an lvalue. +d_stdio_ptr_lval_nochange_cnt (d_stdstdio.U): + This symbol is defined if using the FILE_ptr macro as an lvalue + to increase the pointer by n leaves File_cnt(fp) unchanged. + +d_stdio_ptr_lval_sets_cnt (d_stdstdio.U): + This symbol is defined if using the FILE_ptr macro as an lvalue + to increase the pointer by n has the side effect of decreasing the + value of File_cnt(fp) by n. + d_stdio_stream_array (stdio_streams.U): This variable tells whether there is an array holding the stdio streams. @@ -1378,6 +1622,10 @@ d_strerror (d_strerror.U): This variable conditionally defines HAS_STRERROR if strerror() is available to translate error numbers to strings. +d_strftime (d_strftime.U): + This variable conditionally defines the HAS_STRFTIME symbol, which + indicates to the C program that the strftime() 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 @@ -1388,15 +1636,31 @@ d_strtol (d_strtol.U): indicates to the C program that the strtol() routine is available to provide better numeric string conversion than atoi() and friends. +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_strtoll (d_strtoll.U): + This variable conditionally defines the HAS_STRTOLL symbol, which + indicates to the C program that the strtoll() routine is available. + +d_strtoq (d_strtoq.U): + This variable conditionally defines the HAS_STRTOQ symbol, which + indicates to the C program that the strtoq() routine is available. + d_strtoul (d_strtoul.U): This variable conditionally defines the HAS_STRTOUL symbol, which indicates to the C program that the strtoul() routine is available to provide conversion of strings to unsigned long. -d_strtoull (strtoull.U): +d_strtoull (d_strtoull.U): This variable conditionally defines the HAS_STRTOULL symbol, which indicates to the C program that the strtoull() routine is available. +d_strtouq (d_strtouq.U): + This variable conditionally defines the HAS_STRTOUQ symbol, which + indicates to the C program that the strtouq() routine is available. + d_strxfrm (d_strxfrm.U): This variable conditionally defines HAS_STRXFRM if strxfrm() is available to transform strings. @@ -1414,6 +1678,12 @@ d_syscall (d_syscall.U): This variable conditionally defines HAS_SYSCALL if syscall() is available call arbitrary system calls. +d_syscallproto (d_syscallproto.U): + This variable conditionally defines the HAS_SYSCALL_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the syscall() function. Otherwise, it is + up to the program to supply one. + d_sysconf (d_sysconf.U): This variable conditionally defines the HAS_SYSCONF symbol, which indicates to the C program that the sysconf() routine is available @@ -1469,6 +1739,14 @@ d_tzname (d_tzname.U): This variable conditionally defines HAS_TZNAME if tzname[] is available to access timezone names. +d_u32align (d_u32align.U): + This variable tells whether you must access character data + through U32-aligned pointers. + +d_ualarm (d_ualarm.U): + This variable conditionally defines the HAS_UALARM symbol, which + indicates to the C program that the ualarm() routine is available. + d_umask (d_umask.U): This variable conditionally defines the HAS_UMASK symbol, which indicates to the C program that the umask() routine is available. @@ -1483,10 +1761,23 @@ d_union_semun (d_union_semun.U): This variable conditionally defines HAS_UNION_SEMUN if the union semun is defined by including . +d_usleep (d_usleep.U): + This variable conditionally defines HAS_USLEEP if usleep() is + available to do high granularity sleeps. + +d_usleepproto (d_usleepproto.U): + This variable conditionally defines the HAS_USLEEP_PROTO symbol, + which indicates to the C program that the system provides + a prototype for the usleep() function. Otherwise, it is + up to the program to supply one. + d_ustat (d_ustat.U): This variable conditionally defines HAS_USTAT if ustat() is available to query file system statistics by dev_t. +d_vendorarch (vendorarch.U): + This variable conditionally defined PERL_VENDORARCH. + d_vendorbin (vendorbin.U): This variable conditionally defines PERL_VENDORBIN. @@ -1540,6 +1831,10 @@ d_wctomb (d_wctomb.U): indicates to the C program that the wctomb() routine is available to convert a wide character to a multibyte. +d_writev (d_writev.U): + This variable conditionally defines the HAS_WRITEV symbol, which + indicates to the C program that the writev() routine is available. + d_xenix (Guess.U): This variable conditionally defines the symbol XENIX, which alerts the C program that it runs under Xenix. @@ -1559,6 +1854,20 @@ db_prefixtype (i_db.U): in the header file. In older versions of DB, it was int, while in newer ones it is size_t. +db_version_major (i_db.U): + This variable contains the major version number of + Berkeley DB found in the header file. + +db_version_minor (i_db.U): + This variable contains the minor version number of + Berkeley DB found in the header file. + For DB version 1 this is always 0. + +db_version_patch (i_db.U): + This variable contains the patch version number of + Berkeley DB found in the header file. + For DB version 1 this is always 0. + defvoidused (voidflags.U): This variable contains the default value of the VOIDUSED symbol (15). @@ -1634,10 +1943,6 @@ extensions (Extensions.U): and is typically used to test whether a particular extesion is available. -fflushNULL (fflushall.U): - This symbol, if defined, tells that fflush(NULL) does flush - all pending stdio output. - fflushall (fflushall.U): This symbol, if defined, tells that to flush all pending stdio output one must loop through all @@ -1645,6 +1950,10 @@ fflushall (fflushall.U): Note that if fflushNULL is defined, fflushall will not even be probed for and will be left undefined. +fflushNULL (fflushall.U): + This symbol, if defined, tells that fflush(NULL) does flush + all pending stdio output. + find (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. @@ -1670,6 +1979,12 @@ freetype (mallocsrc.U): This variable contains the return type of free(). It is usually void, but occasionally int. +from (Cross.U): + This variable contains the command used by Configure + to copy files from the target host. Useful and available + only during Perl build. + The string ':' if not cross-compiling. + full_ar (Loc_ar.U): This variable contains the full pathname to 'ar', whether or not the user has specified 'portability'. This is only used @@ -1689,7 +2004,12 @@ full_sed (Loc_sed.U): can share this executable will have the same full pathname to 'sed.' -gccversion (cc.U): +gccosandvers (gccvers.U): + If GNU cc (gcc) is used, this variable the operating system and + version used to compile the gcc. It is set to '' if not gcc, + or if nothing useful can be parsed as the os version. + +gccversion (gccvers.U): If GNU cc (gcc) is used, this variable holds '1' or '2' to indicate whether the compiler is version 1 or 2. This is used in setting some of the default cflags. It is set to '' if not gcc. @@ -1723,6 +2043,8 @@ groupcat (nis.U): This variable contains a command that produces the text of the /etc/group file. This is normally "cat /etc/group", but can be "ypcat group" when NIS is used. + On some systems, such as os390, there may be no equivalent + command, in which case this variable is unset. groupstype (groupstype.U): This variable defines Groups_t to be something like gid_t, int, @@ -1751,12 +2073,8 @@ hostcat (nis.U): This variable contains a command that produces the text of the /etc/hosts file. This is normally "cat /etc/hosts", but can be "ypcat hosts" when NIS is used. - -huge (models.U): - This variable contains a flag which will tell the C compiler and loader - to produce a program running with a huge memory model. If the - huge model is not supported, contains the flag to produce large - model programs. It is up to the Makefile to use this. + On some systems, such as os390, there may be no equivalent + command, in which case this variable is unset. i16size (perlxv.U): This variable is the size of an I16 in bytes. @@ -1832,10 +2150,22 @@ i_grp (i_grp.U): This variable conditionally defines the I_GRP symbol, and indicates whether a C program should include . +i_iconv (i_iconv.U): + This variable conditionally defines the I_ICONV symbol, and indicates + whether a C program should include . + +i_ieeefp (i_ieeefp.U): + This variable conditionally defines the I_IEEEFP symbol, and indicates + whether a C program should include . + i_inttypes (i_inttypes.U): This variable conditionally defines the I_INTTYPES symbol, and indicates whether a C program should include . +i_libutil (i_libutil.U): + This variable conditionally defines the I_LIBUTIL symbol, and indicates + whether a C program should include . + i_limits (i_limits.U): This variable conditionally defines the I_LIMITS symbol, and indicates whether a C program may include to get symbols like WORD_BIT @@ -1892,6 +2222,10 @@ i_poll (i_poll.U): This variable conditionally defines the I_POLL symbol, and indicates whether a C program should include . +i_prot (i_prot.U): + This variable conditionally defines the I_PROT symbol, and indicates + whether a C program should include . + i_pthread (i_pthread.U): This variable conditionally defines the I_PTHREAD symbol, and indicates whether a C program should include . @@ -1941,6 +2275,10 @@ i_string (i_string.U): This variable conditionally defines the I_STRING symbol, which indicates that should be included rather than . +i_sunmath (i_sunmath.U): + This variable conditionally defines the I_SUNMATH symbol, and indicates + whether a C program should include . + i_sysaccess (i_sysaccess.U): This variable conditionally defines the I_SYS_ACCESS symbol, and indicates whether a C program should include . @@ -1968,6 +2306,18 @@ i_sysioctl (i_sysioctl.U): indicates to the C program that exists and should be included. +i_syslog (i_syslog.U): + This variable conditionally defines the I_SYSLOG symbol, + and indicates whether a C program should include . + +i_sysmman (i_sysmman.U): + This variable conditionally defines the I_SYS_MMAN symbol, and + indicates whether a C program should include . + +i_sysmode (i_sysmode.U): + This variable conditionally defines the I_SYSMODE symbol, + and indicates whether a C program should include . + i_sysmount (i_sysmount.U): This variable conditionally defines the I_SYSMOUNT symbol, and indicates whether a C program should include . @@ -2036,6 +2386,10 @@ i_sysun (i_sysun.U): to the C program that it should include to get UNIX domain socket definitions. +i_sysutsname (i_sysutsname.U): + This variable conditionally defines the I_SYSUTSNAME symbol, + and indicates whether a C program should include . + i_sysvfs (i_sysvfs.U): This variable conditionally defines the I_SYSVFS symbol, and indicates whether a C program should include . @@ -2092,6 +2446,21 @@ ignore_versioned_solibs (libs.U): libraries (libfoo.so.x.y) are to be ignored (because they cannot be linked against). +inc_version_list (inc_version_list.U): + This variable specifies the list of subdirectories in over + which perl.c:incpush() and lib/lib.pm will automatically + search when adding directories to @INC. The elements in + the list are separated by spaces. This is only useful + if you have a perl library directory tree structured like the + default one. See INSTALL for how this works. The versioned + site_perl directory was introduced in 5.005, so that is the + lowest possible value. + +inc_version_list_init (inc_version_list.U): + This variable holds the same list as inc_version_list, but + each item is enclosed in double quotes and separated by commas, + suitable for use in the PERL_INC_VERSION_LIST initialization. + incpath (usrinc.U): This variable must preceed the normal include path to get hte right one, as in "$incpath/usr/include" or "$incpath/usr/lib". @@ -2183,6 +2552,11 @@ installusrbinperl (instubperl.U): /usr/bin/perl in addition to $installbin/perl +installvendorarch (vendorarch.U): + This variable is really the same as vendorarchexp but may differ on + those systems using AFS. For extra portability, only this variable + should be used in makefiles. + installvendorbin (vendorbin.U): This variable is really the same as vendorbinexp but may differ on those systems using AFS. For extra portability, only this variable @@ -2197,6 +2571,11 @@ intsize (intsize.U): This variable contains the value of the INTSIZE symbol, which indicates to the C program how many bytes there are in an int. +issymlink (issymlink.U): + This variable holds the test command to test for a symbolic link + (if they are supported). Typical values include 'test -h' and + 'test -L'. + ivdformat (perlxvf.U): This variable contains the format string used for printing a Perl IV as a signed decimal integer. @@ -2215,11 +2594,6 @@ ksh (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. -large (models.U): - This variable contains a flag which will tell the C compiler and loader - to produce a program running with a large memory model. It is up to - the Makefile to use this. - ld (dlsrc.U): This variable indicates the program to be used to link libraries for dynamic loading. On some systems, it is 'ld'. @@ -2236,6 +2610,10 @@ ldflags (ccflags.U): This variable contains any additional C loader flags desired by the user. It is up to the Makefile to use this. +ldflags_uselargefiles (uselfs.U): + This variable contains the loader flags needed by large file builds + and added to ldflags by hints files. + ldlibpthname (libperl.U): This variable holds the name of the shared library search path, often LD_LIBRARY_PATH. To get an empty @@ -2268,11 +2646,32 @@ libs (libs.U): This variable holds the additional libraries we want to use. It is up to the Makefile to deal with it. +libsdirs (libs.U): + This variable holds the directory names aka dirnames of the libraries + we found and accepted, duplicates are removed. + +libsfiles (libs.U): + This variable holds the filenames aka basenames of the libraries + we found and accepted. + +libsfound (libs.U): + This variable holds the full pathnames of the libraries + we found and accepted. + +libspath (libs.U): + This variable holds the directory names probed for libraries. + libswanted (Myinit.U): This variable holds a list of all the libraries we want to search. The order is chosen to pick up the c library ahead of ucb or bsd libraries for SVR4. +libswanted_uselargefiles (uselfs.U): + This variable contains the libraries needed by large file builds + and added to ldflags by hints files. It is a space separated list + of the library names without the "lib" prefix or any suffix, just + like libswanted.. + line (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. @@ -2413,11 +2812,10 @@ man3ext (man3dir.U): have: one of 'n', 'l', or '3'. The Makefile must supply the '.'. See man3dir. -medium (models.U): - This variable contains a flag which will tell the C compiler and loader - to produce a program running with a medium memory model. If the - medium model is not supported, contains the flag to produce large - model programs. It is up to the Makefile to use this. +Mcc (Loc.U): + This variable is used internally by Configure to determine the + full pathname (if any) of the Mcc program. After Configure runs, + the value is reset to a plain "Mcc" and is not useful. mips_type (usrinc.U): This variable holds the environment type for the mips system. @@ -2428,10 +2826,10 @@ mkdir (Loc.U): full pathname (if any) of the mkdir program. After Configure runs, the value is reset to a plain "mkdir" and is not useful. -models (models.U): - This variable contains the list of memory models supported by this - system. Possible component values are none, split, unsplit, small, - medium, large, and huge. The component values are space separated. +mmaptype (d_mmap.U): + This symbol contains the type of pointer returned by mmap() + (and simultaneously the type of the first argument). + It can be 'void *' or 'caddr_t'. modetype (modetype.U): This variable defines modetype to be something like mode_t, @@ -2479,6 +2877,15 @@ n (n.U): command to suppress newline. Otherwise it is null. Correct usage is $echo $n "prompt for a question: $c". +need_va_copy (need_va_copy.U): + This symbol, if defined, indicates that the system stores + the variable argument list datatype, va_list, in a format + that cannot be copied by simple assignment, so that some + other means must be used when copying is required. + As such systems vary in their provision (or non-provision) + of copying mechanisms, handy.h defines a platform- + independent macro, Perl_va_copy(src, dst), to do the job. + netdb_hlen_type (netdbtype.U): This variable holds the type used for the 2nd argument to gethostbyaddr(). Usually, this is int or size_t or unsigned. @@ -2525,6 +2932,30 @@ nroff (Loc.U): full pathname (if any) of the nroff program. After Configure runs, the value is reset to a plain "nroff" and is not useful. +nveformat (perlxvf.U): + This variable contains the format string used for printing + a Perl NV using %e-ish floating point format. + +nvEUformat (perlxvf.U): + This variable contains the format string used for printing + a Perl NV using %E-ish floating point format. + +nvfformat (perlxvf.U): + This variable confains the format string used for printing + a Perl NV using %f-ish floating point format. + +nvFUformat (perlxvf.U): + This variable confains the format string used for printing + a Perl NV using %F-ish floating point format. + +nvgformat (perlxvf.U): + This variable contains the format string used for printing + a Perl NV using %g-ish floating point format. + +nvGUformat (perlxvf.U): + This variable contains the format string used for printing + a Perl NV using %G-ish floating point format. + nvsize (perlxv.U): This variable is the size of an NV in bytes. @@ -2571,6 +3002,16 @@ osvers (Oldconfig.U): same for this package, hints files might just be os_4.0 or os_4.1, etc., not keeping separate files for each little release. +otherlibdirs (otherlibdirs.U): + This variable contains a colon-separated set of paths for the perl + binary to search for additional library files or modules. + These directories will be tacked to the end of @INC. + Perl will automatically search below each path for version- + and architecture-specific directories. See inc_version_list + for more details. + A value of ' ' means 'none' and is used to preserve this value + for the next run through Configure. + package (package.U): This variable contains the name of the package being constructed. It is primarily intended for the use of later Configure units. @@ -2583,22 +3024,57 @@ passcat (nis.U): This variable contains a command that produces the text of the /etc/passwd file. This is normally "cat /etc/passwd", but can be "ypcat passwd" when NIS is used. + On some systems, such as os390, there may be no equivalent + command, in which case this variable is unset. patchlevel (patchlevel.U): The patchlevel level of this package. The value of patchlevel comes from the patchlevel.h file. + In a version number such as 5.6.1, this is the "6". + In patchlevel.h, this is referred to as "PERL_VERSION". 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. +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 defined but not used by Configure. The value is a plain '' and is not useful. +perl_patchlevel (patchlevel.U): + This is the Perl patch level, a numeric change identifier, + as defined by whichever source code maintenance system + is used to maintain the patches; currently Perforce. + It does not correlate with the Perl version numbers or + the maintenance versus development dichotomy except + by also being increasing. + +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 + +PERL_SUBVERSION (Oldsyms.U): + In a Perl version number such as 5.6.2, this is the 2. + Values greater than 50 represent potentially unstable + development subversions. + This value is manually set in patchlevel.h + +PERL_VERSION (Oldsyms.U): + In a Perl version number such as 5.6.2, this is the 6. + This value is manually set in patchlevel.h + perladmin (perladmin.U): Electronic mail address of the perl5 administrator. +perllibs (End.U): + The list of libraries needed by Perl only (any libraries needed + by extensions only will by dropped, if using dynamic loading). + perlpath (perlpath.U): This variable contains the eventual value of the PERLPATH symbol, which contains the name of the perl interpreter to be used in @@ -2708,6 +3184,11 @@ rd_nodata (nblock_io.U): used, which is a shame because you cannot make the difference between no data and an EOF.. Sigh! +revision (patchlevel.U): + The value of revision comes from the patchlevel.h file. + In a version number such as 5.6.1, this is the "5". + In patchlevel.h, this is referred to as "PERL_REVISION". + rm (Loc.U): This variable is used internally by Configure to determine the full pathname (if any) of the rm program. After Configure runs, @@ -2717,59 +3198,17 @@ rmail (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. +run (Cross.U): + This variable contains the command used by Configure + to copy and execute a cross-compiled executable in the + target host. Useful and available only during Perl build. + Empty string '' if not cross-compiling. + runnm (usenm.U): This variable contains 'true' or 'false' depending whether the nm extraction should be performed or not, according to the value of usenm and the flags on the Configure command line. -sPRIEldbl (longdblfio.U): - This variable, if defined, contains the string used by stdio to - format long doubles (format 'E') for output. - -sPRIFldbl (longdblfio.U): - This variable, if defined, contains the string used by stdio to - format long doubles (format 'F') for output. - -sPRIGldbl (longdblfio.U): - This variable, if defined, contains the string used by stdio to - format long doubles (format 'G') for output. - -sPRIX64 (quadfio.U): - This variable, if defined, contains the string used by stdio to - format 64-bit hExADECimAl numbers (format 'X') for output. - -sPRId64 (quadfio.U): - This variable, if defined, contains the string used by stdio to - format 64-bit decimal numbers (format 'd') for output. - -sPRIeldbl (longdblfio.U): - This variable, if defined, contains the string used by stdio to - format long doubles (format 'e') for output. - -sPRIfldbl (longdblfio.U): - This variable, if defined, contains the string used by stdio to - format long doubles (format 'f') for output. - -sPRIgldbl (longdblfio.U): - This variable, if defined, contains the string used by stdio to - format long doubles (format 'g') for output. - -sPRIi64 (quadfio.U): - This variable, if defined, contains the string used by stdio to - format 64-bit decimal numbers (format 'i') for output. - -sPRIo64 (quadfio.U): - This variable, if defined, contains the string used by stdio to - format 64-bit octal numbers (format 'o') for output. - -sPRIu64 (quadfio.U): - This variable, if defined, contains the string used by stdio to - format 64-bit unsigned decimal numbers (format 'u') for output. - -sPRIx64 (quadfio.U): - This variable, if defined, contains the string used by stdio to - format 64-bit hexadecimal numbers (format 'x') for output. - sched_yield (d_pthread_y.U): This variable defines the way to yield the execution of the current thread. @@ -2886,6 +3325,10 @@ sig_num_init (sig_name.U): below. A "ZERO" is prepended to the list, and the list is terminated with a plain 0. +sig_size (sig_name.U): + This variable contains the number of elements of the sig_name + and sig_num arrays, excluding the final NULL entry. + signal_t (d_voidsig.U): This variable holds the type of the signal handler (void or int). @@ -2930,6 +3373,11 @@ sitelib (sitelib.U): MakeMaker Makefile.PL or equivalent. See INSTALL for details. +sitelib_stem (sitelib.U): + This variable is $sitelibexp with any trailing version-specific component + removed. The elements in inc_version_list (inc_version_list.U) can + be tacked onto this variable to generate a list of directories to search. + sitelibexp (sitelib.U): This variable is the ~name expanded version of sitelib, so that you may use it directly in Makefiles or shell scripts. @@ -2959,11 +3407,6 @@ smail (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. -small (models.U): - This variable contains a flag which will tell the C compiler and loader - to produce a program running with a small memory model. It is up to - the Makefile to use this. - so (so.U): This variable holds the extension used to identify shared libraries (also known as shared objects) on the system. Usually set to 'so'. @@ -2974,6 +3417,11 @@ sockethdr (d_socket.U): socketlib (d_socket.U): This variable has the names of any libraries needed for socket support. +socksizetype (socksizetype.U): + This variable holds the type used for the size argument + for various socket calls like accept. Usual values include + socklen_t, size_t, and int. + sort (Loc.U): This variable is used internally by Configure to determine the full pathname (if any) of the sort program. After Configure runs, @@ -2988,17 +3436,71 @@ 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. -split (models.U): - This variable contains a flag which will tell the C compiler and loader - to produce a program that will run in separate I and D space, for those - machines that support separation of instruction and data space. It is - up to the Makefile to use this. +sPRId64 (quadfio.U): + This variable, if defined, contains the string used by stdio to + format 64-bit decimal numbers (format 'd') for output. + +sPRIeldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'e') for output. + +sPRIEUldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'E') for output. + The 'U' in the name is to separate this from sPRIeldbl so that even + case-blind systems can see the difference. + +sPRIfldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'f') for output. + +sPRIFUldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'F') for output. + The 'U' in the name is to separate this from sPRIfldbl so that even + case-blind systems can see the difference. + +sPRIgldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'g') for output. + +sPRIGUldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'G') for output. + The 'U' in the name is to separate this from sPRIgldbl so that even + case-blind systems can see the difference. + +sPRIi64 (quadfio.U): + This variable, if defined, contains the string used by stdio to + format 64-bit decimal numbers (format 'i') for output. + +sPRIo64 (quadfio.U): + This variable, if defined, contains the string used by stdio to + format 64-bit octal numbers (format 'o') for output. + +sPRIu64 (quadfio.U): + This variable, if defined, contains the string used by stdio to + format 64-bit unsigned decimal numbers (format 'u') for output. + +sPRIx64 (quadfio.U): + This variable, if defined, contains the string used by stdio to + format 64-bit hexadecimal numbers (format 'x') for output. + +sPRIXU64 (quadfio.U): + This variable, if defined, contains the string used by stdio to + format 64-bit hExADECimAl numbers (format 'X') for output. + The 'U' in the name is to separate this from sPRIx64 so that even + case-blind systems can see the difference. src (src.U): This variable holds the path to the package source. It is up to the Makefile to use this variable and set VPATH accordingly to find the sources remotely. +sSCNfldbl (longdblfio.U): + This variable, if defined, contains the string used by stdio to + format long doubles (format 'f') for input. + ssizetype (ssizetype.U): This variable defines ssizetype to be something like ssize_t, long or int. It is used by functions that return a count @@ -3069,6 +3571,8 @@ submit (Loc.U): subversion (patchlevel.U): The subversion level of this package. The value of subversion comes from the patchlevel.h file. + In a version number such as 5.6.1, this is the "1". + In patchlevel.h, this is referred to as "PERL_SUBVERSION". This is unique to perl. sysman (sysman.U): @@ -3085,6 +3589,10 @@ tar (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. +targetarch (Cross.U): + If cross-compiling, this variable contains the target architecture. + If not, this will be empty. + tbl (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful. @@ -3106,6 +3614,12 @@ timetype (d_time.U): or time_t on BSD sites (in which case should be included). Anyway, the type Time_t should be used. +to (Cross.U): + This variable contains the command used by Configure + to copy to from the target host. Useful and available + only during Perl build. + The string ':' if not cross-compiling. + touch (Loc.U): This variable is used internally by Configure to determine the full pathname (if any) of the touch program. After Configure runs, @@ -3179,28 +3693,51 @@ uquadtype (quadtype.U): unsigned int, unsigned long long, uint64_t, or whatever type is used for 64-bit integers. -use64bits (use64bits.U): - This variable conditionally defines the USE_64_BITS symbol, - and indicates that explicit 64-bit interfaces should be used - when available. +use5005threads (usethreads.U): + This variable conditionally defines the USE_5005THREADS symbol, + and indicates that Perl should be built to use the 5.005-based + threading implementation. + +use64bitall (use64bits.U): + This variable conditionally defines the USE_64_BIT_ALL symbol, + and indicates that 64-bit integer types should be used + when available. The maximal possible + 64-bitness is employed: LP64 or ILP64, meaning that you will + be able to use more than 2 gigabytes of memory. This mode is + even more binary incompatible than USE_64_BIT_INT. You may not + be able to run the resulting executable in a 32-bit CPU at all or + you may need at least to reboot your OS to 64-bit mode. + +use64bitint (use64bits.U): + This variable conditionally defines the USE_64_BIT_INT symbol, + and indicates that 64-bit integer types should be used + when available. The minimal possible 64-bitness + is employed, just enough to get 64-bit integers into Perl. + This may mean using for example "long longs", while your memory + may still be limited to 2 gigabytes. + +usecrosscompile (Cross.U): + This variable conditionally defines the USE_CROSS_COMPILE symbol, + and indicates that Perl has been cross-compiled. usedl (dlsrc.U): - This variable indicates if the the system supports dynamic + This variable indicates if the system supports dynamic loading of some sort. See also dlsrc and dlobj. +useithreads (usethreads.U): + This variable conditionally defines the USE_ITHREADS symbol, + and indicates that Perl should be built to use the interpreter-based + threading implementation. + uselargefiles (uselfs.U): This variable conditionally defines the USE_LARGE_FILES symbol, and indicates that large file interfaces should be used when - available. The use64bits symbol will also be turned on if necessary. + available. uselongdouble (uselongdbl.U): This variable conditionally defines the USE_LONG_DOUBLE symbol, and indicates that long doubles should be used when available. -uselonglong (uselonglong.U): - This variable conditionally defines the USE_LONG_LONG symbol, - and indicates that long longs should be used when available. - usemorebits (usemorebits.U): This variable conditionally defines the USE_MORE_BITS symbol, and indicates that explicit 64-bit interfaces and long doubles @@ -3240,6 +3777,13 @@ useposix (Extensions.U): for hints files to indicate that POSIX will not compile on a particular system. +usereentrant (usethreads.U): + This variable conditionally defines the USE_REENTRANT_API symbol, + which indicates that the thread code may try to use the various + _r versions of library functions. This is only potentially + meaningful if usethreads is set and is very experimental, it is + not even prompted for. + usesfio (d_sfio.U): This variable is set to true when the user agrees to use sfio. It is set to false when sfio is not available or when the user @@ -3292,7 +3836,24 @@ uvuformat (perlxvf.U): uvxformat (perlxvf.U): This variable contains the format string used for printing - a Perl UV as an unsigned hexadecimal integer. + a Perl UV as an unsigned hexadecimal integer in lowercase abcdef. + +uvXUformat (perlxvf.U): + This variable contains the format string used for printing + a Perl UV as an unsigned hexadecimal integer in uppercase ABCDEF. + +vendorarch (vendorarch.U): + This variable contains the value of the PERL_VENDORARCH symbol. + It may have a ~ on the front. + The standard distribution will put nothing in this directory. + Vendors who distribute perl may wish to place their own + architecture-dependent modules and extensions in this directory with + MakeMaker Makefile.PL INSTALLDIRS=vendor + or equivalent. See INSTALL for details. + +vendorarchexp (vendorarch.U): + This variable is the ~name expanded version of vendorarch, so that you + may use it directly in Makefiles or shell scripts. vendorbin (vendorbin.U): This variable contains the eventual value of the VENDORBIN symbol. @@ -3316,6 +3877,11 @@ vendorlib (vendorlib.U): MakeMaker Makefile.PL INSTALLDIRS=vendor or equivalent. See INSTALL for details. +vendorlib_stem (vendorlib.U): + This variable is $vendorlibexp with any trailing version-specific component + removed. The elements in inc_version_list (inc_version_list.U) can + be tacked onto this variable to generate a list of directories to search. + vendorlibexp (vendorlib.U): This variable is the ~name expanded version of vendorlib, so that you may use it directly in Makefiles or shell scripts. @@ -3330,11 +3896,23 @@ vendorprefixexp (vendorprefix.U): which the vendor will install add-on packages. Derived from vendorprefix. version (patchlevel.U): - The full version number of this package. This combines - baserev, patchlevel, and subversion to get the full - version number, including any possible subversions. Care - is taken to use the C locale in order to get something - like 5.004 instead of 5,004. This is unique to perl. + The full version number of this package, such as 5.6.1 (or 5_6_1). + This combines revision, patchlevel, and subversion to get the + full version number, including any possible subversions. + This is suitable for use as a directory name, and hence is + filesystem dependent. + +versiononly (versiononly.U): + If set, this symbol indicates that only the version-specific + components of a perl installation should be installed. + This may be useful for making a test installation of a new + version without disturbing the existing installation. + Setting versiononly is equivalent to setting installperl's -v option. + In particular, the non-versioned scripts and programs such as + a2p, c2ph, h2xs, pod2*, and perldoc are not installed + (see INSTALL for a more complete list). Nor are the man + pages installed. + Usually, this is undef. vi (Loc.U): This variable is defined but not used by Configure. @@ -3367,6 +3945,14 @@ xs_apiversion (xs_apiversion.U): though in principle we could go snooping around in old Config.pm files. +yacc (yacc.U): + This variable holds the name of the compiler compiler we + want to use in the Makefile. It can be yacc, byacc, or bison -y. + +yaccflags (yacc.U): + This variable contains any additional yacc flags desired by the + user. It is up to the Makefile to use this. + zcat (Loc.U): This variable is defined but not used by Configure. The value is a plain '' and is not useful.