3 if test -f config.sh; then TOP=.;
4 elif test -f ../config.sh; then TOP=..;
5 elif test -f ../../config.sh; then TOP=../..;
6 elif test -f ../../../config.sh; then TOP=../../..;
7 elif test -f ../../../../config.sh; then TOP=../../../..;
9 echo "Can't find config.sh."; exit 1
15 */*) cd `expr X$0 : 'X\(.*\)/'` ;;
17 echo "Extracting config.h (with variable substitutions)"
18 sed <<!GROK!THIS! >config.h -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un-def!#undef!'
20 * This file was produced by running the config_h.SH script, which
21 * gets its values from config.sh, which is generally produced by
24 * Feel free to modify any of this as the need arises. Note, however,
25 * that running config_h.SH again will wipe out any changes you've made.
26 * For a more permanent change edit config.sh and rerun config_h.SH.
28 * \$Id: Config_h.U,v 3.0.1.4 1995/09/25 09:10:49 ram Exp $
31 /* Configuration time: $cf_time
32 * Configured by: $cf_by
33 * Target system: $myuname
40 * This symbol contains the number of bytes required to align a
41 * double. Usual values are 2, 4 and 8.
43 #define MEM_ALIGNBYTES $alignbytes /**/
46 * This symbol holds the path of the bin directory where the package will
47 * be installed. Program must be prepared to deal with ~name substitution.
49 #define BIN "$bin" /**/
52 * This macro catenates 2 tokens together.
55 * This macro surrounds its token with double quotes.
58 #define CAT2(a,b)a/**/b
59 #define CAT3(a,b,c)a/**/b/**/c
60 #define CAT4(a,b,c,d)a/**/b/**/c/**/d
61 #define CAT5(a,b,c,d,e)a/**/b/**/c/**/d/**/e
62 #define STRINGIFY(a)"a"
63 /* If you can get stringification with catify, tell me how! */
66 #define CAT2(a,b)a ## b
67 #define CAT3(a,b,c)a ## b ## c
68 #define CAT4(a,b,c,d)a ## b ## c ## d
69 #define CAT5(a,b,c,d,e)a ## b ## c ## d ## e
71 #define STRINGIFY(a)StGiFy(a)
72 #define SCAT2(a,b)StGiFy(a) StGiFy(b)
73 #define SCAT3(a,b,c)StGiFy(a) StGiFy(b) StGiFy(c)
74 #define SCAT4(a,b,c,d)StGiFy(a) StGiFy(b) StGiFy(c) StGiFy(d)
75 #define SCAT5(a,b,c,d,e)StGiFy(a) StGiFy(b) StGiFy(c) StGiFy(d) StGiFy(e)
78 #include "Bletch: How does this C preprocessor catenate tokens?"
82 * This symbol contains the first part of the string which will invoke
83 * the C preprocessor on the standard input and produce to standard
84 * output. Typical value of "cc -E" or "/lib/cpp", but it can also
85 * call a wrapper. See CPPRUN.
88 * This symbol contains the second part of the string which will invoke
89 * the C preprocessor on the standard input and produce to standard
90 * output. This symbol will have the value "-" if CPPSTDIN needs a minus
91 * to specify standard input, otherwise the value is "".
93 #define CPPSTDIN "$cppstdin"
94 #define CPPMINUS "$cppminus"
97 * This symbol, if defined, indicates that the alarm routine is
100 #$d_alarm HAS_ALARM /**/
103 * This symbol indicates the C compiler can check for function attributes,
104 * such as printf formats. This is normally only supported by GNU cc.
106 #$d_attribut HASATTRIBUTE /**/
108 #define __attribute__(_arg_)
112 * This symbol is defined if the bcmp() routine is available to
113 * compare blocks of memory.
115 #$d_bcmp HAS_BCMP /**/
118 * This symbol is defined if the bcopy() routine is available to
119 * copy blocks of memory.
121 #$d_bcopy HAS_BCOPY /**/
124 * This symbol is defined if the bzero() routine is available to
125 * set a memory block to 0.
127 #$d_bzero HAS_BZERO /**/
130 * This symbol is defined if the C compiler can cast negative
131 * or large floating point numbers to 32-bit ints.
133 #$d_casti32 CASTI32 /**/
136 * This symbol is defined if the C compiler can cast negative
137 * numbers to unsigned longs, ints and shorts.
140 * This symbol contains flags that say what difficulties the compiler
141 * has casting odd floating values to unsigned long:
143 * 1 = couldn't cast < 0
144 * 2 = couldn't cast >= 0x80000000
145 * 4 = couldn't cast in argument expression list
147 #$d_castneg CASTNEGFLOAT /**/
148 #define CASTFLAGS $castflags /**/
151 * This symbol, if defined, indicates that the chown routine is
154 #$d_chown HAS_CHOWN /**/
157 * This symbol, if defined, indicates that the chroot routine is
160 #$d_chroot HAS_CHROOT /**/
163 * This symbol, if defined, indicates that the chsize routine is available
164 * to truncate files. You might need a -lx to get this routine.
166 #$d_chsize HAS_CHSIZE /**/
169 * This symbol, if defined, indicates that the closedir() routine
170 * does not return a value.
172 #$d_void_closedir VOID_CLOSEDIR /**/
175 * This symbol, if defined, indicates that this C compiler knows about
176 * the const type. There is no need to actually test for that symbol
177 * within your programs. The mere use of the "const" keyword will
178 * trigger the necessary tests.
180 #$d_const HASCONST /**/
186 * This symbol, if defined, indicates that the crypt routine is available
187 * to encrypt passwords and the like.
189 #$d_crypt HAS_CRYPT /**/
192 * This symbol, if defined, indicates that the cuserid routine is
193 * available to get character login names.
195 #$d_cuserid HAS_CUSERID /**/
198 * This symbol, if defined, indicates that this system's <float.h>
199 * or <limits.h> defines the symbol DBL_DIG, which is the number
200 * of significant digits in a double precision number. If this
201 * symbol is not defined, a guess of 15 is usually pretty good.
203 #$d_dbl_dig HAS_DBL_DIG /* */
206 * This symbol, if defined, indicates that the difftime routine is
209 #$d_difftime HAS_DIFFTIME /**/
212 * This symbol, if defined, indicates that the dlerror routine is
213 * available to return a string describing the last error that
214 * occurred from a call to dlopen(), dlclose() or dlsym().
216 #$d_dlerror HAS_DLERROR /**/
219 * This symbol, if defined, indicates that the dup2 routine is
220 * available to duplicate file descriptors.
222 #$d_dup2 HAS_DUP2 /**/
225 * This symbol, if defined, indicates that the fchmod routine is available
226 * to change mode of opened files. If unavailable, use chmod().
228 #$d_fchmod HAS_FCHMOD /**/
231 * This symbol, if defined, indicates that the fchown routine is available
232 * to change ownership of opened files. If unavailable, use chown().
234 #$d_fchown HAS_FCHOWN /**/
237 * This symbol, if defined, indicates to the C program that
238 * the fcntl() function exists.
240 #$d_fcntl HAS_FCNTL /**/
243 * This symbol, if defined, indicates that the fgetpos routine is
244 * available to get the file position indicator, similar to ftell().
246 #$d_fgetpos HAS_FGETPOS /**/
249 * This symbol, if defined, indicates that the system supports filenames
250 * longer than 14 characters.
252 #$d_flexfnam FLEXFILENAMES /**/
255 * This symbol, if defined, indicates that the flock routine is
256 * available to do file locking.
258 #$d_flock HAS_FLOCK /**/
261 * This symbol, if defined, indicates that the fork routine is
264 #$d_fork HAS_FORK /**/
267 * This symbol, if defined, indicates that the fsetpos routine is
268 * available to set the file position indicator, similar to fseek().
270 #$d_fsetpos HAS_FSETPOS /**/
273 * This symbol, if defined, indicates that the gettimeofday() system
274 * call is available for a sub-second accuracy clock. Usually, the file
275 * <sys/resource.h> needs to be included (see I_SYS_RESOURCE).
276 * The type "Timeval" should be used to refer to "struct timeval".
278 #$d_gettimeod HAS_GETTIMEOFDAY /**/
279 #ifdef HAS_GETTIMEOFDAY
280 #define Timeval struct timeval /* Structure used by gettimeofday() */
284 * This symbol, if defined, indicates that the getgroups() routine is
285 * available to get the list of process groups. If unavailable, multiple
286 * groups are probably not supported.
288 #$d_getgrps HAS_GETGROUPS /**/
291 * This symbol, if defined, indicates that the gethostent routine is
292 * available to lookup host names in some data base or other.
294 #$d_gethent HAS_GETHOSTENT /**/
297 * This symbol, if defined, indicates that the C program may use the
298 * uname() routine to derive the host name. See also HAS_GETHOSTNAME
301 #$d_uname HAS_UNAME /**/
304 * This symbol, if defined, indicates that the getlogin routine is
305 * available to get the login name.
307 #$d_getlogin HAS_GETLOGIN /**/
310 * This symbol, if defined, indicates that the getpgrp2() (as in DG/UX)
311 * routine is available to get the current process group.
313 #$d_getpgrp2 HAS_GETPGRP2 /**/
316 * This symbol, if defined, indicates that the getppid routine is
317 * available to get the parent process ID.
319 #$d_getppid HAS_GETPPID /**/
322 * This symbol, if defined, indicates that the getpriority routine is
323 * available to get a process's priority.
325 #$d_getprior HAS_GETPRIORITY /**/
328 * This symbol, if defined, indicates that the htonl() routine (and
329 * friends htons() ntohl() ntohs()) are available to do network
330 * order byte swapping.
333 * This symbol, if defined, indicates that the htons() routine (and
334 * friends htonl() ntohl() ntohs()) are available to do network
335 * order byte swapping.
338 * This symbol, if defined, indicates that the ntohl() routine (and
339 * friends htonl() htons() ntohs()) are available to do network
340 * order byte swapping.
343 * This symbol, if defined, indicates that the ntohs() routine (and
344 * friends htonl() htons() ntohl()) are available to do network
345 * order byte swapping.
347 #$d_htonl HAS_HTONL /**/
348 #$d_htonl HAS_HTONS /**/
349 #$d_htonl HAS_NTOHL /**/
350 #$d_htonl HAS_NTOHS /**/
353 * This manifest constant lets the C program know that isascii
356 #$d_isascii HAS_ISASCII /**/
359 * This symbol, if defined, indicates that the killpg routine is available
360 * to kill process groups. If unavailable, you probably should use kill
361 * with a negative process number.
363 #$d_killpg HAS_KILLPG /**/
366 * This symbol, if defined, indicates that the link routine is
367 * available to create hard links.
369 #$d_link HAS_LINK /**/
372 * This symbol, if defined, indicates that the localeconv routine is
373 * available for numeric and monetary formatting conventions.
375 #$d_locconv HAS_LOCALECONV /**/
378 * This symbol, if defined, indicates that the lockf routine is
379 * available to do file locking.
381 #$d_lockf HAS_LOCKF /**/
384 * This symbol, if defined, indicates that the lstat routine is
385 * available to do file stats on symbolic links.
387 #$d_lstat HAS_LSTAT /**/
390 * This symbol, if defined, indicates that the mblen routine is available
391 * to find the number of bytes in a multibye character.
393 #$d_mblen HAS_MBLEN /**/
396 * This symbol, if defined, indicates that the mbstowcs routine is
397 * available to covert a multibyte string into a wide character string.
399 #$d_mbstowcs HAS_MBSTOWCS /**/
402 * This symbol, if defined, indicates that the mbtowc routine is available
403 * to covert a multibyte to a wide character.
405 #$d_mbtowc HAS_MBTOWC /**/
408 * This symbol, if defined, indicates that the memcmp routine is available
409 * to compare blocks of memory.
411 #$d_memcmp HAS_MEMCMP /**/
414 * This symbol, if defined, indicates that the memcpy routine is available
415 * to copy blocks of memory.
417 #$d_memcpy HAS_MEMCPY /**/
420 * This symbol, if defined, indicates that the memmove routine is available
421 * to copy potentially overlapping blocks of memory. This should be used
422 * only when HAS_SAFE_BCOPY is not defined. If neither is there, roll your
425 #$d_memmove HAS_MEMMOVE /**/
428 * This symbol, if defined, indicates that the memset routine is available
429 * to set blocks of memory.
431 #$d_memset HAS_MEMSET /**/
434 * This symbol, if defined, indicates that the mkdir routine is available
435 * to create directories. Otherwise you should fork off a new process to
438 #$d_mkdir HAS_MKDIR /**/
441 * This symbol, if defined, indicates that the mkfifo routine is
442 * available to create FIFOs. Otherwise, mknod should be able to
443 * do it for you. However, if mkfifo is there, mknod might require
444 * super-user privileges which mkfifo will not.
446 #$d_mkfifo HAS_MKFIFO /**/
449 * This symbol, if defined, indicates that the mktime routine is
452 #$d_mktime HAS_MKTIME /**/
455 * This symbol, if defined, indicates that the entire msg*(2) library is
456 * supported (IPC mechanism based on message queues).
461 * This symbol, if defined, indicates that the nice routine is
464 #$d_nice HAS_NICE /**/
467 * This manifest constant lets the C program know that the three
468 * argument form of open(2) is available.
470 #$d_open3 HAS_OPEN3 /**/
473 * This symbol, if defined, indicates that pathconf() is available
474 * to determine file-system related limits and options associated
475 * with a given filename.
478 * This symbol, if defined, indicates that pathconf() is available
479 * to determine file-system related limits and options associated
480 * with a given open file descriptor.
482 #$d_pathconf HAS_PATHCONF /**/
483 #$d_fpathconf HAS_FPATHCONF /**/
486 * This symbol, if defined, indicates that the pause routine is
487 * available to suspend a process until a signal is received.
489 #$d_pause HAS_PAUSE /**/
492 * This symbol, if defined, indicates that the pipe routine is
493 * available to create an inter-process channel.
495 #$d_pipe HAS_PIPE /**/
498 * This symbol, if defined, indicates that the poll routine is
499 * available to poll active file descriptors.
501 #$d_poll HAS_POLL /**/
504 * This symbol, if defined, indicates that the readdir routine is
505 * available to read directory entries. You may have to include
506 * <dirent.h>. See I_DIRENT.
508 #$d_readdir HAS_READDIR /**/
511 * This symbol, if defined, indicates that the seekdir routine is
512 * available. You may have to include <dirent.h>. See I_DIRENT.
514 #$d_seekdir HAS_SEEKDIR /**/
517 * This symbol, if defined, indicates that the telldir routine is
518 * available. You may have to include <dirent.h>. See I_DIRENT.
520 #$d_telldir HAS_TELLDIR /**/
523 * This symbol, if defined, indicates that the rewinddir routine is
524 * available. You may have to include <dirent.h>. See I_DIRENT.
526 #$d_rewinddir HAS_REWINDDIR /**/
529 * This symbol, if defined, indicates that the readlink routine is
530 * available to read the value of a symbolic link.
532 #$d_readlink HAS_READLINK /**/
535 * This symbol, if defined, indicates that the rename routine is available
536 * to rename files. Otherwise you should do the unlink(), link(), unlink()
539 #$d_rename HAS_RENAME /**/
542 * This symbol, if defined, indicates that the rmdir routine is
543 * available to remove directories. Otherwise you should fork off a
544 * new process to exec /bin/rmdir.
546 #$d_rmdir HAS_RMDIR /**/
549 * This symbol, if defined, indicates that the bcopy routine is available
550 * to copy potentially overlapping memory blocks. Otherwise you should
551 * probably use memmove() or memcpy(). If neither is defined, roll your
554 #$d_safebcpy HAS_SAFE_BCOPY /**/
557 * This symbol, if defined, indicates that the memcpy routine is available
558 * to copy potentially overlapping memory blocks. Otherwise you should
559 * probably use memmove() or memcpy(). If neither is defined, roll your
562 #$d_safemcpy HAS_SAFE_MEMCPY /**/
565 * This symbol, if defined, indicates that the memcmp routine is available
566 * and can be used to compare relative magnitudes of chars with their high
567 * bits set. If it is not defined, roll your own version.
569 #$d_sanemcmp HAS_SANE_MEMCMP /**/
572 * This symbol, if defined, indicates that the select routine is
573 * available to select active file descriptors. If the timeout field
574 * is used, <sys/time.h> may need to be included.
576 #$d_select HAS_SELECT /**/
579 * This symbol, if defined, indicates that the entire sem*(2) library is
585 * This symbol, if defined, indicates that the setegid routine is available
586 * to change the effective gid of the current program.
588 #$d_setegid HAS_SETEGID /**/
591 * This symbol, if defined, indicates that the seteuid routine is available
592 * to change the effective uid of the current program.
594 #$d_seteuid HAS_SETEUID /**/
597 * This symbol, if defined, indicates that the setlinebuf routine is
598 * available to change stderr or stdout from block-buffered or unbuffered
599 * to a line-buffered mode.
601 #$d_setlinebuf HAS_SETLINEBUF /**/
604 * This symbol, if defined, indicates that the setlocale routine is
605 * available to handle locale-specific ctype implementations.
607 #$d_setlocale HAS_SETLOCALE /**/
610 * This symbol, if defined, indicates that the setpgrp2() (as in DG/UX)
611 * routine is available to set the current process group.
613 #$d_setpgrp2 HAS_SETPGRP2 /**/
616 * This symbol, if defined, indicates that the setpriority routine is
617 * available to set a process's priority.
619 #$d_setprior HAS_SETPRIORITY /**/
622 * This symbol, if defined, indicates that the setregid routine is
623 * available to change the real and effective gid of the current
627 * This symbol, if defined, indicates that the setresgid routine is
628 * available to change the real, effective and saved gid of the current
631 #$d_setregid HAS_SETREGID /**/
632 #$d_setresgid HAS_SETRESGID /**/
635 * This symbol, if defined, indicates that the setreuid routine is
636 * available to change the real and effective uid of the current
640 * This symbol, if defined, indicates that the setresuid routine is
641 * available to change the real, effective and saved uid of the current
644 #$d_setreuid HAS_SETREUID /**/
645 #$d_setresuid HAS_SETRESUID /**/
648 * This symbol, if defined, indicates that the setrgid routine is available
649 * to change the real gid of the current program.
651 #$d_setrgid HAS_SETRGID /**/
654 * This symbol, if defined, indicates that the setruid routine is available
655 * to change the real uid of the current program.
657 #$d_setruid HAS_SETRUID /**/
660 * This symbol, if defined, indicates that the setsid routine is
661 * available to set the process group ID.
663 #$d_setsid HAS_SETSID /**/
666 * This symbol, if defined, indicates that the entire shm*(2) library is
672 * This symbol holds the return type of the shmat() system call.
673 * Usually set to 'void *' or 'char *'.
675 /* HAS_SHMAT_PROTOTYPE:
676 * This symbol, if defined, indicates that the sys/shm.h includes
677 * a prototype for shmat(). Otherwise, it is up to the program to
678 * guess one. Shmat_t shmat _((int, Shmat_t, int)) is a good guess,
679 * but not always right so it should be emitted by the program only
680 * when HAS_SHMAT_PROTOTYPE is not defined to avoid conflicting defs.
682 #define Shmat_t $shmattype /**/
683 #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/
686 * This symbol, if defined, indicates that Vr4's sigaction() routine
689 #$d_sigaction HAS_SIGACTION /**/
692 * This symbol, if defined, indicates that the BSD socket interface is
696 * This symbol, if defined, indicates that the BSD socketpair() call is
699 #$d_socket HAS_SOCKET /**/
700 #$d_sockpair HAS_SOCKETPAIR /**/
703 * This symbol is defined if this system has a stat structure declaring
704 * st_blksize and st_blocks.
706 #$d_statblks USE_STAT_BLOCKS /**/
709 * This symbol is defined if the _ptr and _cnt fields (or similar)
710 * of the stdio FILE structure can be used to access the stdio buffer
711 * for a file handle. If this is defined, then the FILE_ptr(fp)
712 * and FILE_cnt(fp) macros will also be defined and should be used
713 * to access these fields.
716 * This macro is used to access the _ptr field (or equivalent) of the
717 * FILE structure pointed to by its argument. This macro will always be
718 * defined if USE_STDIO_PTR is defined.
721 * This symbol is defined if the FILE_ptr macro can be used as an
725 * This macro is used to access the _cnt field (or equivalent) of the
726 * FILE structure pointed to by its argument. This macro will always be
727 * defined if USE_STDIO_PTR is defined.
730 * This symbol is defined if the FILE_cnt macro can be used as an
734 * This macro is used to access the internal stdio _filbuf function
735 * (or equivalent), if STDIO_CNT_LVALUE and STDIO_PTR_LVALUE
736 * are defined. It is typically either _filbuf or __filbuf.
737 * This macro will only be defined if both STDIO_CNT_LVALUE and
738 * STDIO_PTR_LVALUE are defined.
740 #$d_stdstdio USE_STDIO_PTR /**/
742 #define FILE_ptr(fp) $stdio_ptr
743 #$d_stdio_ptr_lval STDIO_PTR_LVALUE /**/
744 #define FILE_cnt(fp) $stdio_cnt
745 #$d_stdio_cnt_lval STDIO_CNT_LVALUE /**/
746 #if defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
747 #define FILE_filbuf(fp) $stdio_filbuf /**/
752 * This symbol is defined if the _base field (or similar) of the
753 * stdio FILE structure can be used to access the stdio buffer for
754 * a file handle. If this is defined, then the FILE_base(fp) macro
755 * will also be defined and should be used to access this field.
756 * Also, the FILE_bufsiz(fp) macro will be defined and should be used
757 * to determine the number of bytes in the buffer. USE_STDIO_BASE
758 * will never be defined unless USE_STDIO_PTR is.
761 * This macro is used to access the _base field (or equivalent) of the
762 * FILE structure pointed to by its argument. This macro will always be
763 * defined if USE_STDIO_BASE is defined.
766 * This macro is used to determine the number of bytes in the I/O
767 * buffer pointed to by _base field (or equivalent) of the FILE
768 * structure pointed to its argument. This macro will always be defined
769 * if USE_STDIO_BASE is defined.
771 #$d_stdiobase USE_STDIO_BASE /**/
772 #ifdef USE_STDIO_BASE
773 #define FILE_base(fp) $stdio_base
774 #define FILE_bufsiz(fp) $stdio_bufsiz
778 * This symbol is defined to indicate that the strchr()/strrchr()
779 * functions are available for string searching. If not, try the
780 * index()/rindex() pair.
783 * This symbol is defined to indicate that the index()/rindex()
784 * functions are available for string searching.
786 #$d_strchr HAS_STRCHR /**/
787 #$d_index HAS_INDEX /**/
790 * This symbol, if defined, indicates that the strcoll routine is
791 * available to compare strings using collating information.
793 #$d_strcoll HAS_STRCOLL /**/
796 * This symbol, if defined, indicates that this C compiler knows how
797 * to copy structures. If undefined, you'll need to use a block copy
798 * routine of some sort instead.
800 #$d_strctcpy USE_STRUCT_COPY /**/
803 * This symbol, if defined, indicates that the strerror routine is
804 * available to translate error numbers to strings. See the writeup
805 * of Strerror() in this file before you try to define your own.
808 * This symbol, if defined, indicates that the sys_errlist array is
809 * available to translate error numbers to strings. The extern int
810 * sys_nerr gives the size of that table.
813 * This preprocessor symbol is defined as a macro if strerror() is
814 * not available to translate error numbers to strings but sys_errlist[]
817 #$d_strerror HAS_STRERROR /**/
818 #$d_syserrlst HAS_SYS_ERRLIST /**/
819 #define Strerror(e) $d_strerrm
822 * This symbol, if defined, indicates that the strtod routine is
823 * available to provide better numeric string conversion than atof().
825 #$d_strtod HAS_STRTOD /**/
828 * This symbol, if defined, indicates that the strtol routine is available
829 * to provide better numeric string conversion than atoi() and friends.
831 #$d_strtol HAS_STRTOL /**/
834 * This symbol, if defined, indicates that the strtoul routine is
835 * available to provide conversion of strings to unsigned long.
837 #$d_strtoul HAS_STRTOUL /**/
840 * This symbol, if defined, indicates that the strxfrm() routine is
841 * available to transform strings.
843 #$d_strxfrm HAS_STRXFRM /**/
846 * This symbol, if defined, indicates that the symlink routine is available
847 * to create symbolic links.
849 #$d_symlink HAS_SYMLINK /**/
852 * This symbol, if defined, indicates that the syscall routine is
853 * available to call arbitrary system calls. If undefined, that's tough.
855 #$d_syscall HAS_SYSCALL /**/
858 * This symbol, if defined, indicates that sysconf() is available
859 * to determine system related limits and options.
861 #$d_sysconf HAS_SYSCONF /**/
864 * This symbol, if defined, indicates that the system routine is
865 * available to issue a shell command.
867 #$d_system HAS_SYSTEM /**/
870 * This symbol, if defined, indicates that the tcgetpgrp routine is
871 * available to get foreground process group ID.
873 #$d_tcgetpgrp HAS_TCGETPGRP /**/
876 * This symbol, if defined, indicates that the tcsetpgrp routine is
877 * available to set foreground process group ID.
879 #$d_tcsetpgrp HAS_TCSETPGRP /**/
882 * This symbol holds the type returned by time(). It can be long,
883 * or time_t on BSD sites (in which case <sys/types.h> should be
886 #define Time_t $timetype /* Time type */
889 * This symbol, if defined, indicates that the times() routine exists.
890 * Note that this became obsolete on some systems (SUNOS), which now
891 * use getrusage(). It may be necessary to include <sys/times.h>.
893 #$d_times HAS_TIMES /**/
896 * This symbol, if defined, indicates that the truncate routine is
897 * available to truncate files.
899 #$d_truncate HAS_TRUNCATE /**/
902 * This symbol, if defined, indicates that the tzname[] array is
903 * available to access timezone names.
905 #$d_tzname HAS_TZNAME /**/
908 * This symbol, if defined, indicates that the umask routine is
909 * available to set and get the value of the file creation mask.
911 #$d_umask HAS_UMASK /**/
914 * This symbol, if defined, indicates that vfork() exists.
916 #$d_vfork HAS_VFORK /**/
919 * This symbol's value is either "void" or "int", corresponding to the
920 * appropriate return type of a signal handler. Thus, you can declare
921 * a signal handler using "Signal_t (*handler)()", and define the
922 * handler using "Signal_t handler(sig)".
924 #define Signal_t $signal_t /* Signal handler's return type */
927 * This symbol, if defined, indicates that this C compiler knows about
928 * the volatile declaration.
930 #$d_volatile HASVOLATILE /**/
936 * This symbol, if defined, indicates that the vprintf routine is available
937 * to printf with a pointer to an argument list. If unavailable, you
938 * may need to write your own, probably in terms of _doprnt().
940 /* USE_CHAR_VSPRINTF:
941 * This symbol is defined if this system has vsprintf() returning type
942 * (char*). The trend seems to be to declare it as "int vsprintf()". It
943 * is up to the package author to declare vsprintf correctly based on the
946 #$d_vprintf HAS_VPRINTF /**/
947 #$d_charvspr USE_CHAR_VSPRINTF /**/
950 * This symbol, if defined, indicates that wait4() exists.
952 #$d_wait4 HAS_WAIT4 /**/
955 * This symbol, if defined, indicates that the waitpid routine is
956 * available to wait for child process.
958 #$d_waitpid HAS_WAITPID /**/
961 * This symbol, if defined, indicates that the wcstombs routine is
962 * available to convert wide character strings to multibyte strings.
964 #$d_wcstombs HAS_WCSTOMBS /**/
967 * This symbol, if defined, indicates that the wctomb routine is available
968 * to covert a wide character to a multibyte.
970 #$d_wctomb HAS_WCTOMB /**/
973 * This symbol holds the type used to declare file positions in libc.
974 * It can be fpos_t, long, uint, etc... It may be necessary to include
975 * <sys/types.h> to get any typedef'ed information.
977 #define Fpos_t $fpostype /* File position type */
980 * This symbol holds the return type of getgid() and the type of
981 * argument to setrgid() and related functions. Typically,
982 * it is the type of group ids in the kernel. It can be int, ushort,
983 * uid_t, etc... It may be necessary to include <sys/types.h> to get
984 * any typedef'ed information.
986 #define Gid_t $gidtype /* Type for getgid(), etc... */
989 * This symbol holds the type used for the second argument to
990 * getgroups(). Usually, this is the same of gidtype, but
991 * sometimes it isn't. It can be int, ushort, uid_t, etc...
992 * It may be necessary to include <sys/types.h> to get any
993 * typedef'ed information. This is only required if you have
997 #define Groups_t $groupstype /* Type for 2nd arg to getgroups() */
1001 * This symbol contains the type of the prefix structure element
1002 * in the <db.h> header file. In older versions of DB, it was
1003 * int, while in newer ones it is u_int32_t.
1006 * This symbol contains the type of the prefix structure element
1007 * in the <db.h> header file. In older versions of DB, it was
1008 * int, while in newer ones it is size_t.
1010 #define DB_Hash_t $db_hashtype /**/
1011 #define DB_Prefix_t $db_prefixtype /**/
1014 * This symbol, if defined, indicates to the C program that it should
1015 * include <dirent.h>. Using this symbol also triggers the definition
1016 * of the Direntry_t define which ends up being 'struct dirent' or
1017 * 'struct direct' depending on the availability of <dirent.h>.
1020 * This symbol, if defined, indicates to the C program that the length
1021 * of directory entry names is provided by a d_namlen field. Otherwise
1022 * you need to do strlen() on the d_name field.
1025 * This symbol is set to 'struct direct' or 'struct dirent' depending on
1026 * whether dirent is available or not. You should use this pseudo type to
1027 * portably declare your directory entries.
1029 #$i_dirent I_DIRENT /**/
1030 #$d_dirnamlen DIRNAMLEN /**/
1031 #define Direntry_t $direntrytype
1034 * This symbol, if defined, indicates that <dlfcn.h> exists and should
1037 #$i_dlfcn I_DLFCN /**/
1040 * This manifest constant tells the C program to include <fcntl.h>.
1042 #$i_fcntl I_FCNTL /**/
1045 * This symbol, if defined, indicates to the C program that it should
1046 * include <float.h> to get definition of symbols like DBL_MAX or
1047 * DBL_MIN, i.e. machine dependent floating point values.
1049 #$i_float I_FLOAT /**/
1052 * This symbol, if defined, indicates to the C program that it should
1058 * This symbol, if defined, indicates to the C program that it should
1059 * include <limits.h> to get definition of symbols like WORD_BIT or
1060 * LONG_MAX, i.e. machine dependant limitations.
1062 #$i_limits I_LIMITS /**/
1065 * This symbol, if defined, indicates to the C program that it should
1068 #$i_math I_MATH /**/
1071 * This symbol, if defined, indicates to the C program that it should
1072 * include <memory.h>.
1074 #$i_memory I_MEMORY /**/
1077 * This symbol, if defined, indicates that <ndbm.h> exists and should
1080 #$i_ndbm I_NDBM /**/
1083 * This symbol, if defined, indicates that <net/errno.h> exists and
1084 * should be included.
1086 #$i_neterrno I_NET_ERRNO /**/
1089 * This symbol, if defined, indicates to the C program that it should
1090 * include <netinet/in.h>. Otherwise, you may try <sys/in.h>.
1092 #$i_niin I_NETINET_IN /**/
1095 * This symbol, if defined, indicates to the C program that it should
1099 * This symbol, if defined, indicates to the C program that struct passwd
1100 * contains pw_quota.
1103 * This symbol, if defined, indicates to the C program that struct passwd
1107 * This symbol, if defined, indicates to the C program that struct passwd
1108 * contains pw_change.
1111 * This symbol, if defined, indicates to the C program that struct passwd
1112 * contains pw_class.
1115 * This symbol, if defined, indicates to the C program that struct passwd
1116 * contains pw_expire.
1119 * This symbol, if defined, indicates to the C program that struct passwd
1120 * contains pw_comment.
1123 #$d_pwquota PWQUOTA /**/
1124 #$d_pwage PWAGE /**/
1125 #$d_pwchange PWCHANGE /**/
1126 #$d_pwclass PWCLASS /**/
1127 #$d_pwexpire PWEXPIRE /**/
1128 #$d_pwcomment PWCOMMENT /**/
1131 * This symbol, if defined, indicates that <stddef.h> exists and should
1134 #$i_stddef I_STDDEF /**/
1137 * This symbol, if defined, indicates that <stdlib.h> exists and should
1140 #$i_stdlib I_STDLIB /**/
1143 * This symbol, if defined, indicates to the C program that it should
1144 * include <string.h> (USG systems) instead of <strings.h> (BSD systems).
1146 #$i_string I_STRING /**/
1149 * This symbol, if defined, indicates to the C program that it should
1150 * include <sys/dir.h>.
1152 #$i_sysdir I_SYS_DIR /**/
1155 * This symbol, if defined, indicates to the C program that it should
1156 * include <sys/file.h> to get definition of R_OK and friends.
1158 #$i_sysfile I_SYS_FILE /**/
1161 * This symbol, if defined, indicates that <sys/ioctl.h> exists and should
1162 * be included. Otherwise, include <sgtty.h> or <termio.h>.
1164 #$i_sysioctl I_SYS_IOCTL /**/
1167 * This symbol, if defined, indicates to the C program that it should
1168 * include <sys/ndir.h>.
1170 #$i_sysndir I_SYS_NDIR /**/
1173 * This symbol, if defined, indicates to the C program that it should
1174 * include <sys/param.h>.
1176 #$i_sysparam I_SYS_PARAM /**/
1179 * This symbol, if defined, indicates to the C program that it should
1180 * include <sys/resource.h>.
1182 #$i_sysresrc I_SYS_RESOURCE /**/
1185 * This symbol, if defined, indicates to the C program that it should
1186 * include <sys/select.h> in order to get definition of struct timeval.
1188 #$i_sysselct I_SYS_SELECT /**/
1191 * This symbol, if defined, indicates to the C program that it should
1192 * include <sys/times.h>.
1194 #$i_systimes I_SYS_TIMES /**/
1197 * This symbol, if defined, indicates to the C program that it should
1198 * include <sys/types.h>.
1200 #$i_systypes I_SYS_TYPES /**/
1203 * This symbol, if defined, indicates to the C program that it should
1204 * include <sys/un.h> to get UNIX domain socket definitions.
1206 #$i_sysun I_SYS_UN /**/
1209 * This symbol, if defined, indicates to the C program that it should
1210 * include <sys/wait.h>.
1212 #$i_syswait I_SYS_WAIT /**/
1215 * This symbol, if defined, indicates that the program should include
1216 * <termio.h> rather than <sgtty.h>. There are also differences in
1217 * the ioctl() calls that depend on the value of this symbol.
1220 * This symbol, if defined, indicates that the program should include
1221 * the POSIX termios.h rather than sgtty.h or termio.h.
1222 * There are also differences in the ioctl() calls that depend on the
1223 * value of this symbol.
1226 * This symbol, if defined, indicates that the program should include
1227 * <sgtty.h> rather than <termio.h>. There are also differences in
1228 * the ioctl() calls that depend on the value of this symbol.
1230 #$i_termio I_TERMIO /**/
1231 #$i_termios I_TERMIOS /**/
1232 #$i_sgtty I_SGTTY /**/
1235 * This symbol, if defined, indicates to the C program that it should
1239 * This symbol, if defined, indicates to the C program that it should
1240 * include <sys/time.h>.
1242 /* I_SYS_TIME_KERNEL:
1243 * This symbol, if defined, indicates to the C program that it should
1244 * include <sys/time.h> with KERNEL defined.
1246 #$i_time I_TIME /**/
1247 #$i_systime I_SYS_TIME /**/
1248 #$i_systimek I_SYS_TIME_KERNEL /**/
1251 * This symbol, if defined, indicates to the C program that it should
1252 * include <unistd.h>.
1254 #$i_unistd I_UNISTD /**/
1257 * This symbol, if defined, indicates to the C program that it should
1258 * include <utime.h>.
1260 #$i_utime I_UTIME /**/
1263 * This symbol, if defined, indicates that <stdarg.h> exists and should
1267 * This symbol, if defined, indicates to the C program that it should
1268 * include <varargs.h>.
1270 #$i_stdarg I_STDARG /**/
1271 #$i_varargs I_VARARGS /**/
1274 * This symbol, if defined, indicates to the C program that it should
1277 #$i_vfork I_VFORK /**/
1280 * This symbol contains the size of an int, so that the C preprocessor
1281 * can make decisions based on it.
1283 #define INTSIZE $intsize /**/
1286 * This symbol holds the type used to declare offsets in the kernel.
1287 * It can be int, long, off_t, etc... It may be necessary to include
1288 * <sys/types.h> to get any typedef'ed information.
1290 #define Off_t $lseektype /* <offset> type */
1293 * This symbol holds the type used to declare file modes
1294 * for systems calls. It is usually mode_t, but may be
1295 * int or unsigned short. It may be necessary to include <sys/types.h>
1296 * to get any typedef'ed information.
1298 #define Mode_t $modetype /* file mode parameter for system calls */
1301 * If defined, this macro indicates that the C compiler can handle
1302 * function prototypes.
1305 * This macro is used to declare function parameters for folks who want
1306 * to make declarations with prototypes using a different style than
1307 * the above macros. Use double parentheses. For example:
1309 * int main _((int argc, char *argv[]));
1311 #$prototype CAN_PROTOTYPE /**/
1312 #ifdef CAN_PROTOTYPE
1313 #define _(args) args
1319 * This symbol contains the number of bits of random number the rand()
1320 * function produces. Usual values are 15, 16, and 31.
1322 #define RANDBITS $randbits /**/
1325 * This symbol holds the name of the directory in which the user wants
1326 * to put publicly executable scripts for the package in question. It
1327 * is often a directory that is mounted across diverse architectures.
1328 * Programs must be prepared to deal with ~name expansion.
1330 #define SCRIPTDIR "$scriptdir" /**/
1333 * This symbol holds the type used for the 2nd, 3rd, and 4th
1334 * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET
1335 * is defined, and 'int *' otherwise. This is only useful if you
1336 * have select(), of course.
1338 #define Select_fd_set_t $selecttype /**/
1341 * This symbol holds the type used to declare length parameters
1342 * for string functions. It is usually size_t, but may be
1343 * unsigned long, int, etc. It may be necessary to include
1344 * <sys/types.h> to get any typedef'ed information.
1346 #define Size_t $sizetype /* length paramater for string functions */
1349 * This symbol is defined to be the type of char used in stdio.h.
1350 * It has the values "unsigned char" or "char".
1352 #define STDCHAR $stdchar /**/
1355 * This symbol holds the type used to declare user ids in the kernel.
1356 * It can be int, ushort, uid_t, etc... It may be necessary to include
1357 * <sys/types.h> to get any typedef'ed information.
1359 #define Uid_t $uidtype /* UID type */
1362 * This symbol holds the complete pathname to the sed program.
1364 #define LOC_SED "$full_sed" /**/
1367 * This symbol contains the name of the operating system, as determined
1368 * by Configure. You shouldn't rely on it too much; the specific
1369 * feature tests from Configure are generally more reliable.
1371 #define OSNAME "$osname" /**/
1374 * This variable, if defined, holds the name of the directory in
1375 * which the user wants to put architecture-dependent public
1376 * library files for $package. It is most often a local directory
1377 * such as /usr/local/lib. Programs using this variable must be
1378 * prepared to deal with filename expansion. If ARCHLIB is the
1379 * same as PRIVLIB, it is not defined, since presumably the
1380 * program already searches PRIVLIB.
1383 * This symbol contains the ~name expanded version of ARCHLIB, to be used
1384 * in programs that are not prepared to deal with ~ expansion at run-time.
1386 #$d_archlib ARCHLIB "$archlib" /**/
1387 #$d_archlib ARCHLIB_EXP "$archlibexp" /**/
1390 * This symbol, if defined, indicates that Perl 5.004 should be
1391 * binary-compatible with Perl 5.003.
1393 #$d_bincompat3 BINCOMPAT3 /**/
1396 * This symbol holds the hexadecimal constant defined in byteorder,
1397 * i.e. 0x1234 or 0x4321, etc...
1398 * On NeXT 4 (and greater), you can build "Fat" Multiple Architecture
1399 * Binaries (MAB) on either big endian or little endian machines.
1400 * The endian-ness is available at compile-time. This only matters
1401 * for perl, where the config.h can be generated and installed on
1402 * one system, and used by a different architecture to build an
1403 * extension. Older versions of NeXT that might not have
1404 * defined either *_ENDIAN__ were all on Motorola 680x0 series,
1405 * so the default case (for NeXT) is big endian to catch them.
1406 * This might matter for NeXT 3.0.
1409 #define BYTEORDER 0x$byteorder /* large digits for MSB */
1411 #ifdef __LITTLE_ENDIAN__
1412 #define BYTEORDER 0x1234
1413 #else /* __BIG_ENDIAN__ */
1414 #define BYTEORDER 0x4321
1415 #endif /* ENDIAN CHECK */
1419 * This symbol, if defined, indicates that the C-shell exists.
1420 * If defined, contains the full pathname of csh.
1422 #$d_csh CSH "$full_csh" /**/
1424 /* DLSYM_NEEDS_UNDERSCORE:
1425 * This symbol, if defined, indicates that we need to prepend an
1426 * underscore to the symbol name before calling dlsym(). This only
1427 * makes sense if you *have* dlsym, which we will presume is the
1428 * case if you're using dl_dlopen.xs.
1430 #$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
1432 /* SETUID_SCRIPTS_ARE_SECURE_NOW:
1433 * This symbol, if defined, indicates that the bug that prevents
1434 * setuid scripts from being secure is not present in this kernel.
1437 * This symbol, if defined, indicates that the C program should
1438 * check the script that it is executing for setuid/setgid bits, and
1439 * attempt to emulate setuid/setgid on systems that have disabled
1440 * setuid #! scripts because the kernel can't do it securely.
1441 * It is up to the package designer to make sure that this emulation
1442 * is done securely. Among other things, it should do an fstat on
1443 * the script it just opened to make sure it really is a setuid/setgid
1444 * script, it should make sure the arguments passed correspond exactly
1445 * to the argument on the #! line, and it should not trust any
1446 * subprocesses to which it must pass the filename rather than the
1447 * file descriptor of the script to be executed.
1449 #$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
1450 #$d_dosuid DOSUID /**/
1453 * This preprocessor macro is defined to convert a floating point
1454 * number to a string without a trailing decimal point. This
1455 * emulates the behavior of sprintf("%g"), but is sometimes much more
1456 * efficient. If gconvert() is not available, but gcvt() drops the
1457 * trailing decimal point, then gcvt() is used. If all else fails,
1458 * a macro using sprintf("%g") is used. Arguments for the Gconvert
1459 * macro are: value, number of digits, whether trailing zeros should
1460 * be retained, and the output buffer.
1461 * Possible values are:
1462 * d_Gconvert='gconvert((x),(n),(t),(b))'
1463 * d_Gconvert='gcvt((x),(n),(b))'
1464 * d_Gconvert='sprintf((b),"%.*g",(n),(x))'
1465 * The last two assume trailing zeros should not be kept.
1467 #define Gconvert(x,n,t,b) $d_Gconvert
1470 * This symbol, if defined, indicates to the C program that
1471 * the getpgid(pid) function is available to get the
1474 #$d_getpgid HAS_GETPGID /**/
1477 * This symbol, if defined, indicates that the getpgrp routine is
1478 * available to get the current process group.
1481 * This symbol, if defined, indicates that getpgrp needs one
1482 * arguments whereas USG one needs none.
1484 #$d_getpgrp HAS_GETPGRP /**/
1485 #$d_bsdgetpgrp USE_BSD_GETPGRP /**/
1488 * This symbol, if defined, indicates to the C program that
1489 * the setpgid(pid, gpid) function is available to set the
1492 #$d_setpgid HAS_SETPGID /**/
1495 * This symbol, if defined, indicates that the setpgrp routine is
1496 * available to set the current process group.
1499 * This symbol, if defined, indicates that setpgrp needs two
1500 * arguments whereas USG one needs none. See also HAS_SETPGID
1501 * for a POSIX interface.
1504 * This symbol, if defined, indicates that the BSD notion of process
1505 * group is to be used. For instance, you have to say setpgrp(pid, pgrp)
1506 * instead of the USG setpgrp(). This should be obsolete since
1507 * there are systems which have BSD-ish setpgrp but USG-ish getpgrp.
1509 #$d_setpgrp HAS_SETPGRP /**/
1510 #$d_bsdsetpgrp USE_BSD_SETPGRP /**/
1511 #$d_bsdpgrp USE_BSDPGRP /**/
1514 * This symbol, if defined, indicates that sfio should
1517 #$d_sfio USE_SFIO /**/
1520 * This is the buffer type to be used with Sigsetjmp and Siglongjmp.
1523 * This macro is used in the same way as sigsetjmp(), but will invoke
1524 * traditional setjmp() if sigsetjmp isn't available.
1525 * See HAS_SIGSETJMP.
1528 * This macro is used in the same way as siglongjmp(), but will invoke
1529 * traditional longjmp() if siglongjmp isn't available.
1530 * See HAS_SIGSETJMP.
1532 #$d_sigsetjmp HAS_SIGSETJMP /**/
1533 #ifdef HAS_SIGSETJMP
1534 #define Sigjmp_buf sigjmp_buf
1535 #define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask))
1536 #define Siglongjmp(buf,retval) siglongjmp((buf),(retval))
1538 #define Sigjmp_buf jmp_buf
1539 #define Sigsetjmp(buf,save_mask) setjmp((buf))
1540 #define Siglongjmp(buf,retval) longjmp((buf),(retval))
1543 /* USE_DYNAMIC_LOADING:
1544 * This symbol, if defined, indicates that dynamic loading of
1545 * some sort is available.
1547 #$usedl USE_DYNAMIC_LOADING /**/
1550 * This symbol, if defined, indicates that <dbm.h> exists and should
1554 * This symbol, if defined, indicates that <rpcsvc/dbm.h> exists and
1555 * should be included.
1558 #$i_rpcsvcdbm I_RPCSVC_DBM /**/
1561 * This symbol, if defined, indicates to the C program that it should
1562 * include <locale.h>.
1564 #$i_locale I_LOCALE /**/
1567 * This symbol, if defined, indicates to the C program that it should
1570 #$i_sfio I_SFIO /**/
1573 * This symbol, if defined, indicates to the C program that it should
1574 * include <sys/stat.h>.
1576 #$i_sysstat I_SYS_STAT /**/
1579 * This symbol, if defined, indicates to the C program that it should
1580 * include <values.h> to get definition of symbols like MINFLOAT or
1581 * MAXLONG, i.e. machine dependant limitations. Probably, you
1582 * should use <limits.h> instead, if it is available.
1584 #$i_values I_VALUES /**/
1587 * This variable contains the return type of free(). It is usually
1588 * void, but occasionally int.
1591 * This symbol is the type of pointer returned by malloc and realloc.
1593 #define Malloc_t $malloctype /**/
1594 #define Free_t $freetype /**/
1597 * This symbol, if defined, indicates that we're using our own malloc.
1599 #$d_mymalloc MYMALLOC /**/
1602 * This symbol is to be used during open() or fcntl(F_SETFL) to turn on
1603 * non-blocking I/O for the file descriptor. Note that there is no way
1604 * back, i.e. you cannot turn it blocking again this way. If you wish to
1605 * alternatively switch between blocking and non-blocking, use the
1606 * ioctl(FIOSNBIO) call instead, but that is not supported by all devices.
1609 * This symbol holds the errno error code set by read() when no data was
1610 * present on the non-blocking file descriptor.
1613 * This symbol holds the return code from read() when no data is present
1614 * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is
1615 * not defined, then you can't distinguish between no data and EOF by
1616 * issuing a read(). You'll have to find another way to tell for sure!
1619 * This symbol, if defined, indicates to the C program that a read() on
1620 * a non-blocking file descriptor will return 0 on EOF, and not the value
1621 * held in RD_NODATA (-1 usually, in that case!).
1623 #define VAL_O_NONBLOCK $o_nonblock
1624 #define VAL_EAGAIN $eagain
1625 #define RD_NODATA $rd_nodata
1626 #$d_eofnblk EOF_NONBLOCK
1629 * This variable, if defined, holds the name of the directory in
1630 * which the user has perl5.000 or perl5.001 architecture-dependent
1631 * public library files for $package. For the most part, these
1632 * files will work with 5.002 (and later), but that is not
1636 * This symbol contains the ~name expanded version of OLDARCHLIB, to be
1637 * used in programs that are not prepared to deal with ~ expansion at
1640 #$d_oldarchlib OLDARCHLIB "$oldarchlib" /**/
1641 #$d_oldarchlib OLDARCHLIB_EXP "$oldarchlibexp" /**/
1644 * This symbol contains the name of the private library for this package.
1645 * The library is private in the sense that it needn't be in anyone's
1646 * execution path, but it should be accessible by the world. The program
1647 * should be prepared to do ~ expansion.
1650 * This symbol contains the ~name expanded version of PRIVLIB, to be used
1651 * in programs that are not prepared to deal with ~ expansion at run-time.
1653 #define PRIVLIB "$privlib" /**/
1654 #define PRIVLIB_EXP "$privlibexp" /**/
1657 * This symbol contains the full pathname to the shell used on this
1658 * on this system to execute Bourne shell scripts. Usually, this will be
1659 * /bin/sh, though it's possible that some systems will have /bin/ksh,
1660 * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
1663 #define SH_PATH "$sh" /**/
1666 * This symbol contains a list of signal names in order of
1667 * signal number. This is intended
1668 * to be used as a static array initialization, like this:
1669 * char *sig_name[] = { SIG_NAME };
1670 * The signals in the list are separated with commas, and each signal
1671 * is surrounded by double quotes. There is no leading SIG in the signal
1672 * name, i.e. SIGQUIT is known as "QUIT".
1673 * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn,
1674 * etc., where nn is the actual signal number (e.g. NUM37).
1675 * The signal number for sig_name[i] is stored in sig_num[i].
1676 * The last element is 0 to terminate the list with a NULL. This
1677 * corresponds to the 0 at the end of the sig_num list.
1680 * This symbol contains a list of signal numbers, in the same order as the
1681 * SIG_NAME list. It is suitable for static array initialization, as in:
1682 * int sig_num[] = { SIG_NUM };
1683 * The signals in the list are separated with commas, and the indices
1684 * within that list and the SIG_NAME list match, so it's easy to compute
1685 * the signal name from a number or vice versa at the price of a small
1686 * dynamic linear lookup.
1687 * Duplicates are allowed, but are moved to the end of the list.
1688 * The signal number corresponding to sig_name[i] is sig_number[i].
1689 * if (i < NSIG) then sig_number[i] == i.
1690 * The last element is 0, corresponding to the 0 at the end of
1691 * the sig_name list.
1693 #define SIG_NAME "`echo $sig_name | sed 's/ /","/g'`",0 /**/
1694 #define SIG_NUM `echo $sig_num 0 | sed 's/ /,/g'` /**/
1697 * This symbol contains the name of the private library for this package.
1698 * The library is private in the sense that it needn't be in anyone's
1699 * execution path, but it should be accessible by the world. The program
1700 * should be prepared to do ~ expansion.
1701 * The standard distribution will put nothing in this directory.
1702 * Individual sites may place their own extensions and modules in
1706 * This symbol contains the ~name expanded version of SITEARCH, to be used
1707 * in programs that are not prepared to deal with ~ expansion at run-time.
1709 #define SITEARCH "$sitearch" /**/
1710 #define SITEARCH_EXP "$sitearchexp" /**/
1713 * This symbol contains the name of the private library for this package.
1714 * The library is private in the sense that it needn't be in anyone's
1715 * execution path, but it should be accessible by the world. The program
1716 * should be prepared to do ~ expansion.
1717 * The standard distribution will put nothing in this directory.
1718 * Individual sites may place their own extensions and modules in
1722 * This symbol contains the ~name expanded version of SITELIB, to be used
1723 * in programs that are not prepared to deal with ~ expansion at run-time.
1725 #define SITELIB "$sitelib" /**/
1726 #define SITELIB_EXP "$sitelibexp" /**/
1729 * This symbol holds the type used by functions that return
1730 * a count of bytes or an error condition. It must be a signed type.
1731 * It is usually ssize_t, but may be long or int, etc.
1732 * It may be necessary to include <sys/types.h> or <unistd.h>
1733 * to get any typedef'ed information.
1734 * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t).
1736 #define SSize_t $ssizetype /* signed count of bytes */
1739 * This variable contains the string to put in front of a perl
1740 * script to make sure (one hopes) that it runs with perl and not
1743 #define STARTPERL "$startperl" /**/
1746 * This symbol, if defined, indicates that the PerlIO abstraction should
1747 * be used throughout. If not defined, stdio should be
1748 * used in a fully backward compatible manner.
1750 #$useperlio USE_PERLIO /**/
1753 * This symbol indicates how much support of the void type is given by this
1754 * compiler. What various bits mean:
1756 * 1 = supports declaration of void
1757 * 2 = supports arrays of pointers to functions returning void
1758 * 4 = supports comparisons between pointers to void functions and
1759 * addresses of void functions
1760 * 8 = suports declaration of generic void pointers
1762 * The package designer should define VOIDUSED to indicate the requirements
1763 * of the package. This can be done either by #defining VOIDUSED before
1764 * including config.h, or by defining defvoidused in Myinit.U. If the
1765 * latter approach is taken, only those flags will be tested. If the
1766 * level of void support necessary is not present, defines void to int.
1769 #define VOIDUSED $defvoidused
1771 #define VOIDFLAGS $voidflags
1772 #if (VOIDFLAGS & VOIDUSED) != VOIDUSED
1773 #define void int /* is void to be avoided? */
1774 #define M_VOID /* Xenix strikes again */