3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
47 #ifdef PERL_IMPLICIT_SYS
48 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
49 so use slab allocator to avoid lots of MUTEX overhead
51 # ifndef PL_OP_SLAB_ALLOC
52 # define PL_OP_SLAB_ALLOC
57 # if !defined(MULTIPLICITY)
62 #if defined(MULTIPLICITY)
63 # ifndef PERL_IMPLICIT_CONTEXT
64 # define PERL_IMPLICIT_CONTEXT
68 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
74 /* Use the reentrant APIs like localtime_r and getpwent_r */
75 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
76 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(DARWIN)
77 # define USE_REENTRANT_API
80 /* <--- here ends the logic shared by perl.h and makedef.pl */
83 * DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
84 * (The -DDARWIN comes from the hints/darwin.sh.)
87 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
93 #ifdef PERL_IMPLICIT_CONTEXT
97 # define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
99 # define dTHXa(a) pTHX = (PerlInterpreter*)a
100 # define dTHX pTHX = PERL_GET_THX
109 #define STATIC static
110 #define CPERLscope(x) x
111 #define CPERLarg void
114 #define PERL_OBJECT_THIS
115 #define _PERL_OBJECT_THIS
116 #define PERL_OBJECT_THIS_
117 #define CALL_FPTR(fptr) (*fptr)
119 #define CALLRUNOPS CALL_FPTR(PL_runops)
120 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
121 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
122 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
123 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
124 #define CALLREGFREE CALL_FPTR(PL_regfree)
126 #ifdef PERL_FLEXIBLE_EXCEPTIONS
127 # define CALLPROTECT CALL_FPTR(PL_protect)
131 # if defined(__GNUC__) && defined(__cplusplus)
132 # define PERL_UNUSED_DECL
134 # define PERL_UNUSED_DECL __attribute__((unused))
137 # define PERL_UNUSED_DECL
141 * for silencing unused variables that are actually used most of the time,
142 * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs
144 #define PERL_UNUSED_VAR(var) if (0) var = var
147 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
154 # define dTHXa(a) dNOOP
162 /* these are only defined for compatibility; should not be used internally */
163 #if !defined(pTHXo) && !defined(PERL_CORE)
165 # define pTHXo_ pTHX_
167 # define aTHXo_ aTHX_
169 # define dTHXoa(x) dTHXa(x)
173 # define pTHXx register PerlInterpreter *my_perl
174 # define pTHXx_ pTHXx,
175 # define aTHXx my_perl
176 # define aTHXx_ aTHXx,
180 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
181 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
182 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
183 #ifdef PERL_IMPLICIT_SYS
189 #undef START_EXTERN_C
193 # define START_EXTERN_C extern "C" {
194 # define END_EXTERN_C }
195 # define EXTERN_C extern "C"
197 # define START_EXTERN_C
198 # define END_EXTERN_C
199 # define EXTERN_C extern
202 #ifdef OP_IN_REGISTER
204 # define stringify_immed(s) #s
205 # define stringify(s) stringify_immed(s)
206 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
211 * STMT_START { statements; } STMT_END;
212 * can be used as a single statement, as in
213 * if (x) STMT_START { ... } STMT_END; else ...
215 * Trying to select a version that gives no warnings...
217 #if !(defined(STMT_START) && defined(STMT_END))
218 # if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(PERL_GCC_PEDANTIC) && !defined(__cplusplus)
219 # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
222 /* Now which other defined()s do we need here ??? */
223 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
224 # define STMT_START if (1)
225 # define STMT_END else (void)0
227 # define STMT_START do
228 # define STMT_END while (0)
233 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
234 #define WITH_THR(s) WITH_THX(s)
237 * SOFT_CAST can be used for args to prototyped functions to retain some
238 * type checking; it only casts if the compiler does not know prototypes.
240 #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
241 #define SOFT_CAST(type)
243 #define SOFT_CAST(type) (type)
246 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
247 # define BYTEORDER 0x1234
250 /* Overall memory policy? */
255 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
262 * The following contortions are brought to you on behalf of all the
263 * standards, semi-standards, de facto standards, not-so-de-facto standards
264 * of the world, as well as all the other botches anyone ever thought of.
265 * The basic theory is that if we work hard enough here, the rest of the
266 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
269 /* define this once if either system, instead of cluttering up the src */
270 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
274 #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
275 # define STANDARD_C 1
278 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE)
279 # define DONT_DECLARE_STD 1
282 #if defined(HASVOLATILE) || defined(STANDARD_C)
284 # define VOL /* to temporarily suppress warnings */
286 # define VOL volatile
292 #define TAINT (PL_tainted = TRUE)
293 #define TAINT_NOT (PL_tainted = FALSE)
294 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
295 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
296 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
298 /* XXX All process group stuff is handled in pp_sys.c. Should these
299 defines move there? If so, I could simplify this a lot. --AD 9/96.
301 /* Process group stuff changed from traditional BSD to POSIX.
302 perlfunc.pod documents the traditional BSD-style syntax, so we'll
303 try to preserve that, if possible.
306 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
308 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
309 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
311 # ifdef HAS_SETPGRP2 /* DG/UX */
312 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
316 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
317 # define HAS_SETPGRP /* Well, effectively it does . . . */
320 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
321 our life easier :-) so we'll try it.
324 # define BSD_GETPGRP(pid) getpgid((pid))
326 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
327 # define BSD_GETPGRP(pid) getpgrp((pid))
329 # ifdef HAS_GETPGRP2 /* DG/UX */
330 # define BSD_GETPGRP(pid) getpgrp2((pid))
334 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
335 # define HAS_GETPGRP /* Well, effectively it does . . . */
338 /* These are not exact synonyms, since setpgrp() and getpgrp() may
339 have different behaviors, but perl.h used to define USE_BSDPGRP
340 (prior to 5.003_05) so some extension might depend on it.
342 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
348 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
349 pthread.h must be included before all other header files.
351 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
352 # include <pthread.h>
355 #ifndef _TYPES_ /* If types.h defines this it's easy. */
356 # ifndef major /* Does everyone's types.h define this? */
357 # include <sys/types.h>
371 # include <varargs.h>
375 #ifdef USE_NEXT_CTYPE
377 #if NX_CURRENT_COMPILER_RELEASE >= 500
378 # include <bsd/ctypes.h>
380 # if NX_CURRENT_COMPILER_RELEASE >= 400
381 # include <objc/NXCType.h>
382 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
383 # include <appkit/NXCType.h>
384 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
385 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
387 #else /* !USE_NEXT_CTYPE */
389 #endif /* USE_NEXT_CTYPE */
391 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
403 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
405 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
406 && defined(HAS_STRXFRM)
407 # define USE_LOCALE_COLLATE
409 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
410 # define USE_LOCALE_CTYPE
412 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
413 # define USE_LOCALE_NUMERIC
415 #endif /* !NO_LOCALE && HAS_SETLOCALE */
420 # ifdef PARAM_NEEDS_TYPES
421 # include <sys/types.h>
423 # include <sys/param.h>
426 /* Use all the "standard" definitions? */
427 #if defined(STANDARD_C) && defined(I_STDLIB)
431 /* If this causes problems, set i_unistd=undef in the hint file. */
436 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
437 int syscall(int, ...);
440 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
441 int usleep(unsigned int);
444 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
448 /* Cannot include embed.h here on Win32 as win32.h has not
449 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
451 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
455 #define MEM_SIZE Size_t
457 #if defined(STANDARD_C) && defined(I_STDDEF)
459 # define STRUCT_OFFSET(s,m) offsetof(s,m)
461 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
464 #if defined(I_STRING) || defined(__cplusplus)
467 # include <strings.h>
470 /* This comes after <stdlib.h> so we don't try to change the standard
471 * library prototypes; we'll use our own in proto.h instead. */
474 # ifdef PERL_POLLUTE_MALLOC
475 # ifndef PERL_EXTMALLOC_DEF
476 # define Perl_malloc malloc
477 # define Perl_calloc calloc
478 # define Perl_realloc realloc
479 # define Perl_mfree free
482 # define EMBEDMYMALLOC /* for compatibility */
485 # define safemalloc Perl_malloc
486 # define safecalloc Perl_calloc
487 # define saferealloc Perl_realloc
488 # define safefree Perl_mfree
489 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
490 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
493 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
494 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
495 # define panic_write2(s) write(2, s, strlen(s))
496 # define CHECK_MALLOC_TAINT(newval) \
497 CHECK_MALLOC_TOO_LATE_FOR_( \
499 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
501 extern int Perl_doing_taint(int argc, char *argv[], char *envp[]);
502 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
503 if (Perl_doing_taint(argc, argv, env)) { \
504 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
507 # define safemalloc safesysmalloc
508 # define safecalloc safesyscalloc
509 # define saferealloc safesysrealloc
510 # define safefree safesysfree
511 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
512 # define CHECK_MALLOC_TAINT(newval) ((void)0)
513 # define MALLOC_CHECK_TAINT(argc,argv,env)
514 #endif /* MYMALLOC */
516 #define TOO_LATE_FOR_(ch,s) Perl_croak(aTHX_ "Too late for \"-%c\" option%s", (char)(ch), s)
517 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
518 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
519 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
521 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
523 #define strrchr rindex
531 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
533 extern char * memcpy (char*, char*, int);
539 # define memcpy(d,s,l) bcopy(s,d,l)
541 # define memcpy(d,s,l) my_bcopy(s,d,l)
544 #endif /* HAS_MEMCPY */
547 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
549 extern char *memset (char*, int, int);
554 # define memset(d,c,l) my_memset(d,c,l)
555 #endif /* HAS_MEMSET */
557 #if !defined(HAS_MEMMOVE) && !defined(memmove)
558 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
559 # define memmove(d,s,l) bcopy(s,d,l)
561 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
562 # define memmove(d,s,l) memcpy(d,s,l)
564 # define memmove(d,s,l) my_bcopy(s,d,l)
569 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
573 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
574 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
576 extern int memcmp (char*, char*, int);
580 # pragma function(memcmp)
584 # define memcmp my_memcmp
586 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
590 # define memzero(d,l) memset(d,0,l)
593 # define memzero(d,l) bzero(d,l)
595 # define memzero(d,l) my_bzero(d,l)
602 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
608 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
610 #endif /* !HAS_BCMP */
613 # include <netinet/in.h>
617 # include <arpa/inet.h>
620 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
621 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
622 * (the neo-BSD seem to do this). */
627 # include <sys/stat.h>
630 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
631 like UTekV) are broken, sometimes giving false positives. Undefine
632 them here and let the code below set them to proper values.
634 The ghs macro stands for GreenHills Software C-1.8.5 which
635 is the C compiler for sysV88 and the various derivatives.
636 This header file bug is corrected in gcc-2.5.8 and later versions.
637 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
639 #if defined(uts) || (defined(m88k) && defined(ghs))
653 # ifdef I_SYS_TIME_KERNEL
656 # include <sys/time.h>
657 # ifdef I_SYS_TIME_KERNEL
662 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
663 # include <sys/times.h>
666 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
672 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
673 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
676 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one */
677 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN)
678 # define _SOCKADDR_LEN
681 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
682 # include <sys/socket.h>
683 # if defined(USE_SOCKS) && defined(I_SOCKS)
684 # if !defined(INCLUDE_PROTOTYPES)
685 # define INCLUDE_PROTOTYPES /* for <socks.h> */
686 # define PERL_SOCKS_NEED_PROTOTYPES
689 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
690 # undef INCLUDE_PROTOTYPES
691 # undef PERL_SOCKS_NEED_PROTOTYPES
702 # include <net/errno.h>
707 /* sockatmark() is so new (2001) that many places might have it hidden
708 * behind some -D_BLAH_BLAH_SOURCE guard. */
709 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
714 # undef SETERRNO /* SOCKS might have defined this */
718 # define SETERRNO(errcode,vmserrcode) \
720 set_errno(errcode); \
721 set_vaxc_errno(vmserrcode); \
723 # define LIB_INVARG LIB$_INVARG
724 # define RMS_DIR RMS$_DIR
725 # define RMS_FAC RMS$_FAC
726 # define RMS_FEX RMS$_FEX
727 # define RMS_FNF RMS$_FNF
728 # define RMS_IFI RMS$_IFI
729 # define RMS_ISI RMS$_ISI
730 # define RMS_PRV RMS$_PRV
731 # define SS_ACCVIO SS$_ACCVIO
732 # define SS_DEVOFFLINE SS$_DEVOFFLINE
733 # define SS_IVCHAN SS$_IVCHAN
734 # define SS_NORMAL SS$_NORMAL
736 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
737 # define LIB_INVARG 0
746 # define SS_DEVOFFLINE 0
751 #define ERRSV GvSV(PL_errgv)
752 #define DEFSV GvSV(PL_defgv)
753 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
755 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
758 extern int errno; /* ANSI allows errno to be an lvalue expr.
759 * For example in multithreaded environments
760 * something like this might happen:
761 * extern int *_errno(void);
762 * #define errno (*_errno()) */
767 char *strerror (int,...);
769 #ifndef DONT_DECLARE_STD
770 char *strerror (int);
774 # define Strerror strerror
777 # ifdef HAS_SYS_ERRLIST
779 extern char *sys_errlist[];
781 # define Strerror(e) \
782 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
789 # include <sys/ioctl.h>
793 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
794 # ifdef HAS_SOCKETPAIR
795 # undef HAS_SOCKETPAIR
802 #ifndef HAS_SOCKETPAIR
804 # define socketpair Perl_my_socketpair
816 /* Configure already sets Direntry_t */
817 #if defined(I_DIRENT)
819 /* NeXT needs dirent + sys/dir.h */
820 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
821 # include <sys/dir.h>
825 # include <sys/ndir.h>
829 # include <ndir.h> /* may be wrong in the future */
831 # include <sys/dir.h>
844 /* work around botch in SunOS 4.0.1 and 4.0.2 */
846 # define fputs(sv,fp) fprintf(fp,"%s",sv)
851 * The following gobbledygook brought to you on behalf of __STDC__.
852 * (I could just use #ifndef __STDC__, but this is more bulletproof
853 * in the face of half-implementations.)
856 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
857 #include <sys/mode.h>
862 # define S_IFMT _S_IFMT
864 # define S_IFMT 0170000
869 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
873 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
878 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
880 # define S_ISBLK(m) (0)
885 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
890 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
892 # define S_ISFIFO(m) (0)
898 # define S_ISLNK(m) _S_ISLNK(m)
901 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
904 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
906 # define S_ISLNK(m) (0)
914 # define S_ISSOCK(m) _S_ISSOCK(m)
917 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
920 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
922 # define S_ISSOCK(m) (0)
930 # define S_IRUSR S_IREAD
931 # define S_IWUSR S_IWRITE
932 # define S_IXUSR S_IEXEC
934 # define S_IRUSR 0400
935 # define S_IWUSR 0200
936 # define S_IXUSR 0100
942 # define S_IRGRP (S_IRUSR>>3)
943 # define S_IWGRP (S_IWUSR>>3)
944 # define S_IXGRP (S_IXUSR>>3)
946 # define S_IRGRP 0040
947 # define S_IWGRP 0020
948 # define S_IXGRP 0010
954 # define S_IROTH (S_IRUSR>>6)
955 # define S_IWOTH (S_IWUSR>>6)
956 # define S_IXOTH (S_IXUSR>>6)
958 # define S_IROTH 0040
959 # define S_IWOTH 0020
960 # define S_IXOTH 0010
965 # define S_ISUID 04000
969 # define S_ISGID 02000
973 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
977 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
981 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
984 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
985 * which would get included through <sys/file.h >, but that is 3000
986 * lines in the future. --jhi */
988 #if !defined(S_IREAD) && !defined(__BEOS__)
989 # define S_IREAD S_IRUSR
992 #if !defined(S_IWRITE) && !defined(__BEOS__)
993 # define S_IWRITE S_IWUSR
997 # define S_IEXEC S_IXUSR
1004 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1005 # define SLOPPYDIVIDE
1012 #ifdef SPRINTF_E_BUG
1013 # define sprintf UTS_sprintf_wrap
1016 /* Configure gets this right but the UTS compiler gets it wrong.
1017 -- Hal Morris <hom00@utsglobal.com> */
1020 # define UVTYPE unsigned
1024 The IV type is supposed to be long enough to hold any integral
1026 --Andy Dougherty August 1996
1032 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1033 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1034 # define IV_MAX INT64_MAX
1035 # define IV_MIN INT64_MIN
1036 # define UV_MAX UINT64_MAX
1038 # define UINT64_MIN 0
1040 # define UV_MIN UINT64_MIN
1042 # define IV_MAX PERL_QUAD_MAX
1043 # define IV_MIN PERL_QUAD_MIN
1044 # define UV_MAX PERL_UQUAD_MAX
1045 # define UV_MIN PERL_UQUAD_MIN
1050 # if defined(INT32_MAX) && IVSIZE == 4
1051 # define IV_MAX INT32_MAX
1052 # define IV_MIN INT32_MIN
1053 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1054 # define UV_MAX UINT32_MAX
1056 # define UV_MAX 4294967295U
1059 # define UINT32_MIN 0
1061 # define UV_MIN UINT32_MIN
1063 # define IV_MAX PERL_LONG_MAX
1064 # define IV_MIN PERL_LONG_MIN
1065 # define UV_MAX PERL_ULONG_MAX
1066 # define UV_MIN PERL_ULONG_MIN
1081 #if defined(uts) || defined(UTS)
1083 # define UV_MAX (4294967295u)
1086 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1087 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1089 #ifndef NO_PERL_PRESERVE_IVUV
1090 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1094 * The macros INT2PTR and NUM2PTR are (despite their names)
1095 * bi-directional: they will convert int/float to or from pointers.
1096 * However the conversion to int/float are named explicitly:
1097 * PTR2IV, PTR2UV, PTR2NV.
1099 * For int conversions we do not need two casts if pointers are
1100 * the same size as IV and UV. Otherwise we need an explicit
1101 * cast (PTRV) to avoid compiler warnings.
1103 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1105 # define INT2PTR(any,d) (any)(d)
1107 # if PTRSIZE == LONGSIZE
1108 # define PTRV unsigned long
1110 # define PTRV unsigned
1112 # define INT2PTR(any,d) (any)(PTRV)(d)
1114 #define NUM2PTR(any,d) (any)(PTRV)(d)
1115 #define PTR2IV(p) INT2PTR(IV,p)
1116 #define PTR2UV(p) INT2PTR(UV,p)
1117 #define PTR2NV(p) NUM2PTR(NV,p)
1118 #if PTRSIZE == LONGSIZE
1119 # define PTR2ul(p) (unsigned long)(p)
1121 # define PTR2ul(p) INT2PTR(unsigned long,p)
1124 #ifdef USE_LONG_DOUBLE
1125 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1126 # define LONG_DOUBLE_EQUALS_DOUBLE
1128 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1129 # undef USE_LONG_DOUBLE /* Ouch! */
1134 /* Use an overridden DBL_DIG */
1138 # define DBL_DIG OVR_DBL_DIG
1140 /* The following is all to get DBL_DIG, in order to pick a nice
1141 default value for printing floating point numbers in Gconvert
1142 (see config.h). (It also has other uses, such as figuring out if
1143 a given precision of printing can be done with a double instead of
1144 a long double - Allen).
1153 #define DBL_DIG 15 /* A guess that works lots of places */
1160 #define DBL_DIG 15 /* A guess that works lots of places */
1164 /* Use an overridden LDBL_DIG */
1168 # define LDBL_DIG OVR_LDBL_DIG
1170 /* The following is all to get LDBL_DIG, in order to pick a nice
1171 default value for printing floating point numbers in Gconvert.
1175 # include <limits.h>
1180 # ifndef HAS_LDBL_DIG
1181 # if LONG_DOUBLESIZE == 10
1182 # define LDBL_DIG 18 /* assume IEEE */
1184 # if LONG_DOUBLESIZE == 12
1185 # define LDBL_DIG 18 /* gcc? */
1187 # if LONG_DOUBLESIZE == 16
1188 # define LDBL_DIG 33 /* assume IEEE */
1190 # if LONG_DOUBLESIZE == DOUBLESIZE
1191 # define LDBL_DIG DBL_DIG /* bummer */
1200 * This is for making sure we have a good DBL_MAX value, if possible,
1201 * either for usage as NV_MAX or for usage in figuring out if we can
1202 * fit a given long double into a double, if bug-fixing makes it
1203 * necessary to do so. - Allen <allens@cpan.org>
1207 # include <limits.h>
1211 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1212 # include <values.h>
1213 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1214 # define DBL_MAX MAXDOUBLE
1216 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1217 # define DBL_MIN MINDOUBLE
1220 #endif /* defined(I_VALUES) */
1225 # include <ieeefp.h>
1228 #ifdef USE_LONG_DOUBLE
1230 # include <sunmath.h>
1232 # define NV_DIG LDBL_DIG
1233 # ifdef LDBL_MANT_DIG
1234 # define NV_MANT_DIG LDBL_MANT_DIG
1237 # define NV_MIN LDBL_MIN
1240 # define NV_MAX LDBL_MAX
1242 # ifdef LDBL_MIN_10_EXP
1243 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1245 # ifdef LDBL_MAX_10_EXP
1246 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1248 # ifdef LDBL_EPSILON
1249 # define NV_EPSILON LDBL_EPSILON
1252 # define NV_MAX LDBL_MAX
1253 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1256 # define NV_MAX HUGE_VALL
1259 # define NV_MAX ((NV)HUGE_VAL)
1264 # define Perl_cos cosl
1265 # define Perl_sin sinl
1266 # define Perl_sqrt sqrtl
1267 # define Perl_exp expl
1268 # define Perl_log logl
1269 # define Perl_atan2 atan2l
1270 # define Perl_pow powl
1271 # define Perl_floor floorl
1272 # define Perl_fmod fmodl
1274 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1276 # define Perl_modf(x,y) modfl(x,y)
1277 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1278 prototype in <math.h> */
1279 # ifndef HAS_MODFL_PROTO
1280 long double modfl(long double, long double *);
1283 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1284 extern long double Perl_my_modfl(long double x, long double *ip);
1285 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1289 # define Perl_frexp(x,y) frexpl(x,y)
1291 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1292 extern long double Perl_my_frexpl(long double x, int *e);
1293 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1298 # define Perl_isnan(x) isnanl(x)
1303 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1307 # define NV_DIG DBL_DIG
1308 # ifdef DBL_MANT_DIG
1309 # define NV_MANT_DIG DBL_MANT_DIG
1312 # define NV_MIN DBL_MIN
1315 # define NV_MAX DBL_MAX
1317 # ifdef DBL_MIN_10_EXP
1318 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1320 # ifdef DBL_MAX_10_EXP
1321 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1324 # define NV_EPSILON DBL_EPSILON
1326 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1327 # define NV_MAX DBL_MAX
1328 # define NV_MIN DBL_MIN
1331 # define NV_MAX HUGE_VAL
1334 # define Perl_cos cos
1335 # define Perl_sin sin
1336 # define Perl_sqrt sqrt
1337 # define Perl_exp exp
1338 # define Perl_log log
1339 # define Perl_atan2 atan2
1340 # define Perl_pow pow
1341 # define Perl_floor floor
1342 # define Perl_fmod fmod
1343 # define Perl_modf(x,y) modf(x,y)
1344 # define Perl_frexp(x,y) frexp(x,y)
1347 /* rumor has it that Win32 has _fpclass() */
1349 /* SGI has fpclassl... but not with the same result values,
1350 * and it's via a typedef (not via #define), so will need to redo Configure
1351 * to use. Not worth the trouble, IMO, at least until the below is used
1352 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1353 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1354 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1356 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1358 # include <ieeefp.h>
1363 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1364 # define Perl_fp_class() fpclassl(x)
1366 # define Perl_fp_class() fpclass(x)
1368 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1369 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1370 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1371 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1372 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1373 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1374 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1375 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1376 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1377 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1378 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1379 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1380 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1381 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1382 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1385 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1387 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1388 # include <fp_class.h>
1390 # define Perl_fp_class(x) fp_class(x)
1391 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1392 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1393 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1394 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1395 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1396 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1397 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1398 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1399 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1400 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1401 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1402 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1403 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1404 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1405 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1408 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1410 # define Perl_fp_class(x) fpclassify(x)
1411 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1412 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1413 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1414 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1415 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1418 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1421 # define Perl_fp_class(x) class(x)
1423 # define Perl_fp_class(x) _class(x)
1425 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1426 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1427 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1428 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1429 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1430 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1431 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1432 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1433 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1434 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1435 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1436 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1437 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1438 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1439 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1442 /* rumor has it that Win32 has _isnan() */
1446 # define Perl_isnan(x) isnan((NV)x)
1448 # ifdef Perl_fp_class_nan
1449 # define Perl_isnan(x) Perl_fp_class_nan(x)
1451 # ifdef HAS_UNORDERED
1452 # define Perl_isnan(x) unordered((x), 0.0)
1454 # define Perl_isnan(x) ((x)!=(x))
1461 int isnan(double d);
1466 # define Perl_isinf(x) isinf((NV)x)
1468 # ifdef Perl_fp_class_inf
1469 # define Perl_isinf(x) Perl_fp_class_inf(x)
1471 # define Perl_isinf(x) ((x)==NV_INF)
1476 #ifndef Perl_isfinite
1478 # define Perl_isfinite(x) finite((NV)x)
1480 # ifdef HAS_ISFINITE
1481 # define Perl_isfinite(x) isfinite(x)
1483 # ifdef Perl_fp_class_finite
1484 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1486 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1492 /* The default is to use Perl's own atof() implementation (in numeric.c).
1493 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1494 * it is however best to use the native implementation of atof.
1495 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1496 * Some good tests to try out with either setting are t/base/num.t,
1497 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1498 * you may need to be using a different function than atof! */
1500 #ifndef USE_PERL_ATOF
1502 # define USE_PERL_ATOF
1505 # if USE_PERL_ATOF == 0
1506 # undef USE_PERL_ATOF
1510 #ifdef USE_PERL_ATOF
1511 # define Perl_atof(s) Perl_my_atof(s)
1512 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1514 # define Perl_atof(s) (NV)atof(s)
1515 # define Perl_atof2(s, n) ((n) = atof(s))
1518 /* Previously these definitions used hardcoded figures.
1519 * It is hoped these formula are more portable, although
1520 * no data one way or another is presently known to me.
1521 * The "PERL_" names are used because these calculated constants
1522 * do not meet the ANSI requirements for LONG_MAX, etc., which
1523 * need to be constants acceptable to #if - kja
1524 * define PERL_LONG_MAX 2147483647L
1525 * define PERL_LONG_MIN (-LONG_MAX - 1)
1526 * define PERL ULONG_MAX 4294967295L
1529 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1530 # include <limits.h>
1532 /* Included values.h above if necessary; still including limits.h down here,
1533 * despite doing above, because math.h might have overriden... XXX - Allen */
1536 * Try to figure out max and min values for the integral types. THE CORRECT
1537 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1538 * following hacks are used if neither limits.h or values.h provide them:
1539 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1540 * for types < int: (unsigned TYPE)~(unsigned)0
1541 * The argument to ~ must be unsigned so that later signed->unsigned
1542 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1543 * and it must not be smaller than int because ~ does integral promotion.
1544 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1545 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1546 * The latter is a hack which happens to work on some machines but
1547 * does *not* catch any random system, or things like integer types
1548 * with NaN if that is possible.
1550 * All of the types are explicitly cast to prevent accidental loss of
1551 * numeric range, and in the hope that they will be less likely to confuse
1552 * over-eager optimizers.
1556 #define PERL_UCHAR_MIN ((unsigned char)0)
1559 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
1562 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
1564 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
1569 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1570 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1571 * depending on local options. Until Configure detects this (or at least
1572 * detects whether the "signed" keyword is available) the CHAR ranges
1573 * will not be included. UCHAR functions normally.
1577 #define PERL_USHORT_MIN ((unsigned short)0)
1580 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
1583 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
1586 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1588 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1594 # define PERL_SHORT_MAX ((short)SHORT_MAX)
1596 # ifdef MAXSHORT /* Often used in <values.h> */
1597 # define PERL_SHORT_MAX ((short)MAXSHORT)
1600 # define PERL_SHORT_MAX ((short)SHRT_MAX)
1602 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1608 # define PERL_SHORT_MIN ((short)SHORT_MIN)
1611 # define PERL_SHORT_MIN ((short)MINSHORT)
1614 # define PERL_SHORT_MIN ((short)SHRT_MIN)
1616 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1622 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
1625 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
1627 # define PERL_UINT_MAX (~(unsigned int)0)
1631 #define PERL_UINT_MIN ((unsigned int)0)
1634 # define PERL_INT_MAX ((int)INT_MAX)
1636 # ifdef MAXINT /* Often used in <values.h> */
1637 # define PERL_INT_MAX ((int)MAXINT)
1639 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
1644 # define PERL_INT_MIN ((int)INT_MIN)
1647 # define PERL_INT_MIN ((int)MININT)
1649 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1654 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
1657 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
1659 # define PERL_ULONG_MAX (~(unsigned long)0)
1663 #define PERL_ULONG_MIN ((unsigned long)0L)
1666 # define PERL_LONG_MAX ((long)LONG_MAX)
1668 # ifdef MAXLONG /* Often used in <values.h> */
1669 # define PERL_LONG_MAX ((long)MAXLONG)
1671 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
1676 # define PERL_LONG_MIN ((long)LONG_MIN)
1679 # define PERL_LONG_MIN ((long)MINLONG)
1681 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
1687 # define PERL_UQUAD_MAX (~(UV)0)
1688 # define PERL_UQUAD_MIN ((UV)0)
1689 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
1690 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
1695 # include "malloc_ctl.h"
1698 struct RExC_state_t;
1700 typedef MEM_SIZE STRLEN;
1702 typedef struct op OP;
1703 typedef struct cop COP;
1704 typedef struct unop UNOP;
1705 typedef struct binop BINOP;
1706 typedef struct listop LISTOP;
1707 typedef struct logop LOGOP;
1708 typedef struct pmop PMOP;
1709 typedef struct svop SVOP;
1710 typedef struct padop PADOP;
1711 typedef struct pvop PVOP;
1712 typedef struct loop LOOP;
1714 typedef struct interpreter PerlInterpreter;
1716 /* Amdahl's <ksync.h> has struct sv */
1717 /* SGI's <sys/sema.h> has struct sv */
1718 #if defined(UTS) || defined(__sgi)
1719 # define STRUCT_SV perl_sv
1721 # define STRUCT_SV sv
1723 typedef struct STRUCT_SV SV;
1724 typedef struct av AV;
1725 typedef struct hv HV;
1726 typedef struct cv CV;
1727 typedef struct regexp REGEXP;
1728 typedef struct gp GP;
1729 typedef struct gv GV;
1730 typedef struct io IO;
1731 typedef struct context PERL_CONTEXT;
1732 typedef struct block BLOCK;
1734 typedef struct magic MAGIC;
1735 typedef struct xrv XRV;
1736 typedef struct xpv XPV;
1737 typedef struct xpviv XPVIV;
1738 typedef struct xpvuv XPVUV;
1739 typedef struct xpvnv XPVNV;
1740 typedef struct xpvmg XPVMG;
1741 typedef struct xpvlv XPVLV;
1742 typedef struct xpvav XPVAV;
1743 typedef struct xpvhv XPVHV;
1744 typedef struct xpvgv XPVGV;
1745 typedef struct xpvcv XPVCV;
1746 typedef struct xpvbm XPVBM;
1747 typedef struct xpvfm XPVFM;
1748 typedef struct xpvio XPVIO;
1749 typedef struct mgvtbl MGVTBL;
1750 typedef union any ANY;
1751 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
1752 typedef struct ptr_tbl PTR_TBL_t;
1753 typedef struct clone_params CLONE_PARAMS;
1758 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
1759 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
1760 # define USE_64_BIT_RAWIO /* implicit */
1764 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
1765 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
1766 * however, because operating systems like to do that themself. */
1769 # define FSEEKSIZE LSEEKSIZE
1771 # define FSEEKSIZE LONGSIZE
1775 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
1776 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
1777 # define USE_64_BIT_STDIO /* implicit */
1781 #ifdef USE_64_BIT_RAWIO
1784 # define Off_t off64_t
1786 # define LSEEKSIZE 8
1788 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1789 * will trigger defines like the ones below. Some 64-bit environments,
1790 * however, do not. Therefore we have to explicitly mix and match. */
1791 # if defined(USE_OPEN64)
1792 # define open open64
1794 # if defined(USE_LSEEK64)
1795 # define lseek lseek64
1797 # if defined(USE_LLSEEK)
1798 # define lseek llseek
1801 # if defined(USE_STAT64)
1802 # define stat stat64
1804 # if defined(USE_FSTAT64)
1805 # define fstat fstat64
1807 # if defined(USE_LSTAT64)
1808 # define lstat lstat64
1810 # if defined(USE_FLOCK64)
1811 # define flock flock64
1813 # if defined(USE_LOCKF64)
1814 # define lockf lockf64
1816 # if defined(USE_FCNTL64)
1817 # define fcntl fcntl64
1819 # if defined(USE_TRUNCATE64)
1820 # define truncate truncate64
1822 # if defined(USE_FTRUNCATE64)
1823 # define ftruncate ftruncate64
1827 #ifdef USE_64_BIT_STDIO
1828 # ifdef HAS_FPOS64_T
1830 # define Fpos_t fpos64_t
1832 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1833 * will trigger defines like the ones below. Some 64-bit environments,
1834 * however, do not. */
1835 # if defined(USE_FOPEN64)
1836 # define fopen fopen64
1838 # if defined(USE_FSEEK64)
1839 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
1841 # if defined(USE_FTELL64)
1842 # define ftell ftell64 /* don't do ftello here, see perlio.c */
1844 # if defined(USE_FSETPOS64)
1845 # define fsetpos fsetpos64
1847 # if defined(USE_FGETPOS64)
1848 # define fgetpos fgetpos64
1850 # if defined(USE_TMPFILE64)
1851 # define tmpfile tmpfile64
1853 # if defined(USE_FREOPEN64)
1854 # define freopen freopen64
1858 #if defined(OS2) || defined(MACOS_TRADITIONAL)
1859 # include "iperlsys.h"
1862 #if defined(__OPEN_VM)
1863 # include "vmesa/vmesaish.h"
1864 # define ISHISH "vmesa"
1869 # include "os2ish.h"
1871 # include "dosish.h"
1873 # define ISHISH "dos"
1877 # include "vmsish.h"
1879 # define ISHISH "vms"
1883 # include "./plan9/plan9ish.h"
1884 # define ISHISH "plan9"
1888 # include "mpeix/mpeixish.h"
1889 # define ISHISH "mpeix"
1892 #if defined(__VOS__)
1894 # include "./vos/vosish.h"
1896 # include "vos/vosish.h"
1898 # define ISHISH "vos"
1902 # include "epocish.h"
1903 # define ISHISH "epoc"
1906 #if defined(MACOS_TRADITIONAL)
1907 # include "macos/macish.h"
1908 # ifndef NO_ENVIRON_ARRAY
1909 # define NO_ENVIRON_ARRAY
1911 # define ISHISH "macos classic"
1914 #if defined(__BEOS__)
1915 # include "beos/beosish.h"
1916 # define ISHISH "beos"
1920 # include "unixish.h"
1921 # define ISHISH "unix"
1924 #ifndef NO_ENVIRON_ARRAY
1925 # define USE_ENVIRON_ARRAY
1929 * initialise to avoid floating-point exceptions from overflow, etc
1931 #ifndef PERL_FPU_INIT
1932 # ifdef HAS_FPSETMASK
1933 # if HAS_FLOATINGPOINT_H
1934 # include <floatingpoint.h>
1936 # define PERL_FPU_INIT fpsetmask(0);
1938 # if defined(SIGFPE) && defined(SIG_IGN)
1939 # define PERL_FPU_INIT signal(SIGFPE, SIG_IGN);
1941 # define PERL_FPU_INIT
1946 #ifndef PERL_SYS_INIT3
1947 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
1950 #ifndef PERL_WRITE_MSG_TO_CONSOLE
1951 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
1956 # ifdef _POSIX_PATH_MAX
1957 # if PATH_MAX > _POSIX_PATH_MAX
1958 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
1959 * included the null byte or not. Later amendments of POSIX,
1960 * XPG4, the Austin Group, and the Single UNIX Specification
1961 * all explicitly include the null byte in the PATH_MAX.
1962 * Ditto for _POSIX_PATH_MAX. */
1963 # define MAXPATHLEN PATH_MAX
1965 # define MAXPATHLEN _POSIX_PATH_MAX
1968 # define MAXPATHLEN (PATH_MAX+1)
1971 # ifdef _POSIX_PATH_MAX
1972 # define MAXPATHLEN _POSIX_PATH_MAX
1974 # define MAXPATHLEN 1024 /* Err on the large side. */
1979 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
1980 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
1981 * this results in many functions being undeclared which bothers C++
1982 * May make sense to have threads after "*ish.h" anyway
1985 #if defined(USE_ITHREADS)
1987 # include <nw5thread.h>
1989 # ifdef FAKE_THREADS
1990 # include "fakethr.h"
1993 # include <win32thread.h>
1996 # include "os2thread.h"
1998 # ifdef I_MACH_CTHREADS
1999 # include <mach/cthreads.h>
2000 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2001 # define MUTEX_INIT_CALLS_MALLOC
2003 typedef cthread_t perl_os_thread;
2004 typedef mutex_t perl_mutex;
2005 typedef condition_t perl_cond;
2006 typedef void * perl_key;
2007 # else /* Posix threads */
2009 # include <pthread.h>
2011 typedef pthread_t perl_os_thread;
2012 typedef pthread_mutex_t perl_mutex;
2013 typedef pthread_cond_t perl_cond;
2014 typedef pthread_key_t perl_key;
2015 # endif /* I_MACH_CTHREADS */
2018 # endif /* FAKE_THREADS */
2019 #endif /* NETWARE */
2020 #endif /* USE_ITHREADS */
2027 # include "netware.h"
2031 # define STATUS_NATIVE PL_statusvalue_vms
2032 # define STATUS_NATIVE_EXPORT \
2033 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
2034 # define STATUS_NATIVE_SET(n) \
2036 PL_statusvalue_vms = (n); \
2037 if ((I32)PL_statusvalue_vms == -1) \
2038 PL_statusvalue = -1; \
2039 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
2040 PL_statusvalue = 0; \
2041 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
2042 PL_statusvalue = 1 << 8; \
2044 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
2046 # define STATUS_POSIX PL_statusvalue
2047 # ifdef VMSISH_STATUS
2048 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
2050 # define STATUS_CURRENT STATUS_POSIX
2052 # define STATUS_POSIX_SET(n) \
2054 PL_statusvalue = (n); \
2055 if (PL_statusvalue != -1) { \
2056 PL_statusvalue &= 0xFFFF; \
2057 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
2059 else PL_statusvalue_vms = -1; \
2061 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
2062 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
2064 # define STATUS_NATIVE STATUS_POSIX
2065 # define STATUS_NATIVE_EXPORT STATUS_POSIX
2066 # define STATUS_NATIVE_SET STATUS_POSIX_SET
2067 # define STATUS_POSIX PL_statusvalue
2068 # define STATUS_POSIX_SET(n) \
2070 PL_statusvalue = (n); \
2071 if (PL_statusvalue != -1) \
2072 PL_statusvalue &= 0xFFFF; \
2074 # define STATUS_CURRENT STATUS_POSIX
2075 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
2076 # define STATUS_ALL_FAILURE (PL_statusvalue = 1)
2079 /* flags in PL_exit_flags for nature of exit() */
2080 #define PERL_EXIT_EXPECTED 0x01
2081 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2083 #ifndef MEMBER_TO_FPTR
2084 # define MEMBER_TO_FPTR(name) name
2087 /* format to use for version numbers in file/directory names */
2088 /* XXX move to Configure? */
2089 #ifndef PERL_FS_VER_FMT
2090 # define PERL_FS_VER_FMT "%d.%d.%d"
2093 /* This defines a way to flush all output buffers. This may be a
2094 * performance issue, so we allow people to disable it. Also, if
2095 * we are using stdio, there are broken implementations of fflush(NULL)
2096 * out there, Solaris being the most prominent.
2098 #ifndef PERL_FLUSHALL_FOR_CHILD
2099 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2100 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2103 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2105 # define PERL_FLUSHALL_FOR_CHILD NOOP
2110 #ifndef PERL_WAIT_FOR_CHILDREN
2111 # define PERL_WAIT_FOR_CHILDREN NOOP
2114 /* the traditional thread-unsafe notion of "current interpreter". */
2115 #ifndef PERL_SET_INTERP
2116 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2119 #ifndef PERL_GET_INTERP
2120 # define PERL_GET_INTERP (PL_curinterp)
2123 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2124 # ifdef MULTIPLICITY
2125 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2127 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2131 # ifdef CHECK_FORMAT
2142 # define SVf256 ".256"SVf
2146 # ifdef CHECK_FORMAT
2154 # ifdef CHECK_FORMAT
2162 # ifdef CHECK_FORMAT
2163 # define Nullformat "%s",""
2165 # define Nullformat Nullch
2169 #ifndef __attribute__format__
2170 # ifdef CHECK_FORMAT
2171 # define __attribute__format__(x,y,z) __attribute__((__format__(x,y,z)))
2173 # define __attribute__format__(x,y,z)
2177 /* Some unistd.h's give a prototype for pause() even though
2178 HAS_PAUSE ends up undefined. This causes the #define
2179 below to be rejected by the compiler. Sigh.
2184 #define Pause() sleep((32767<<16)+32767)
2188 # ifdef IOCPARM_MASK
2189 /* on BSDish systes we're safe */
2190 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2192 /* otherwise guess at what's safe */
2193 # define IOCPARM_LEN(x) 256
2197 #if defined(__CYGWIN__)
2199 * This symbol, if defined, indicates that the program should
2200 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
2201 * that a file is in "binary" mode -- that is, that no translation
2202 * of bytes occurs on read or write operations.
2204 # define USEMYBINMODE /**/
2205 # include <io.h> /* for setmode() prototype */
2206 # define my_binmode(fp, iotype, mode) \
2207 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
2211 void init_os_extras(void);
2214 #ifdef UNION_ANY_DEFINITION
2215 UNION_ANY_DEFINITION;
2223 void (*any_dptr) (void*);
2224 void (*any_dxptr) (pTHX_ void*);
2228 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
2230 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2231 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2232 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2234 #if defined(_AIX) && !defined(_AIX43)
2235 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2236 /* We cannot include <crypt.h> to get the struct crypt_data
2237 * because of setkey prototype problems when threading */
2238 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2239 /* From OSF, Not needed in AIX
2247 #endif /* threading */
2250 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2251 # include "iperlsys.h"
2254 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0 */
2255 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
2256 # define USE_HASH_SEED
2266 #include "opnames.h"
2273 #include "warnings.h"
2276 /* Current curly descriptor */
2277 typedef struct curcur CURCUR;
2279 int parenfloor; /* how far back to strip paren data */
2280 int cur; /* how many instances of scan we've matched */
2281 int min; /* the minimal number of scans to match */
2282 int max; /* the maximal number of scans to match */
2283 int minmod; /* whether to work our way up or down */
2284 regnode * scan; /* the thing to match */
2285 regnode * next; /* what has to match after it */
2286 char * lastloc; /* where we started matching this scan */
2287 CURCUR * oldcc; /* current curly before we started this one */
2290 typedef struct _sublex_info SUBLEXINFO;
2291 struct _sublex_info {
2292 I32 super_state; /* lexer state to save */
2293 I32 sub_inwhat; /* "lex_inwhat" to use */
2294 OP *sub_op; /* "lex_op" to use */
2295 char *super_bufptr; /* PL_bufptr that was */
2296 char *super_bufend; /* PL_bufend that was */
2299 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
2301 struct scan_data_t; /* Used in S_* functions in regcomp.c */
2302 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
2304 typedef I32 CHECKPOINT;
2306 struct ptr_tbl_ent {
2307 struct ptr_tbl_ent* next;
2313 struct ptr_tbl_ent** tbl_ary;
2318 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
2322 #if defined(htonl) && !defined(HAS_HTONL)
2325 #if defined(htons) && !defined(HAS_HTONS)
2328 #if defined(ntohl) && !defined(HAS_NTOHL)
2331 #if defined(ntohs) && !defined(HAS_NTOHS)
2335 #if (BYTEORDER & 0xffff) != 0x4321
2341 #define htons my_swap
2342 #define htonl my_htonl
2343 #define ntohs my_swap
2344 #define ntohl my_ntohl
2347 #if (BYTEORDER & 0xffff) == 0x4321
2356 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2359 #if BYTEORDER != 0x1234
2364 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
2365 # define vtohl(x) ((((x)&0xFF)<<24) \
2367 +(((x)&0x0000FF00)<<8) \
2368 +(((x)&0x00FF0000)>>8) )
2369 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2370 # define htovl(x) vtohl(x)
2371 # define htovs(x) vtohs(x)
2373 /* otherwise default to functions in util.c */
2375 short htovs(short n);
2376 short vtohs(short n);
2382 /* *MAX Plus 1. A floating point value.
2383 Hopefully expressed in a way that dodgy floating point can't mess up.
2384 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2386 May find that some broken compiler will want the value cast to I32.
2387 [after the shift, as signed >> may not be as secure as unsigned >>]
2389 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2390 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2391 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2392 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2393 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2395 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
2397 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2398 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2399 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2401 /* This may look like unnecessary jumping through hoops, but converting
2402 out of range floating point values to integers *is* undefined behaviour,
2403 and it is starting to bite.
2406 #define I_32(what) (cast_i32((NV)(what)))
2407 #define U_32(what) (cast_ulong((NV)(what)))
2408 #define I_V(what) (cast_iv((NV)(what)))
2409 #define U_V(what) (cast_uv((NV)(what)))
2411 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2412 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2413 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2414 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2415 : ((n) < U32_MAX_P1 ? (U32) (n) \
2416 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2417 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2418 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2419 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2420 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2421 : ((n) < UV_MAX_P1 ? (UV) (n) \
2422 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2425 #define U_S(what) ((U16)U_32(what))
2426 #define U_I(what) ((unsigned int)U_32(what))
2427 #define U_L(what) U_32(what)
2429 /* These do not care about the fractional part, only about the range. */
2430 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
2431 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2433 /* Used with UV/IV arguments: */
2434 /* XXXX: need to speed it up */
2435 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2436 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2444 Uid_t getuid (void);
2445 Uid_t geteuid (void);
2446 Gid_t getgid (void);
2447 Gid_t getegid (void);
2451 #ifndef Perl_debug_log
2452 # define Perl_debug_log PerlIO_stderr()
2455 #ifndef Perl_error_log
2456 # define Perl_error_log (PL_stderrgv \
2457 && isGV(PL_stderrgv) \
2458 && GvIOp(PL_stderrgv) \
2459 && IoOFP(GvIOp(PL_stderrgv)) \
2460 ? IoOFP(GvIOp(PL_stderrgv)) \
2465 #define DEBUG_p_FLAG 0x00000001 /* 1 */
2466 #define DEBUG_s_FLAG 0x00000002 /* 2 */
2467 #define DEBUG_l_FLAG 0x00000004 /* 4 */
2468 #define DEBUG_t_FLAG 0x00000008 /* 8 */
2469 #define DEBUG_o_FLAG 0x00000010 /* 16 */
2470 #define DEBUG_c_FLAG 0x00000020 /* 32 */
2471 #define DEBUG_P_FLAG 0x00000040 /* 64 */
2472 #define DEBUG_m_FLAG 0x00000080 /* 128 */
2473 #define DEBUG_f_FLAG 0x00000100 /* 256 */
2474 #define DEBUG_r_FLAG 0x00000200 /* 512 */
2475 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
2476 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
2477 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
2478 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
2479 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
2480 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
2481 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
2482 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
2483 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
2484 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
2485 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
2486 #define DEBUG_MASK 0x003FEFFF /* mask of all the standard flags */
2488 #define DEBUG_DB_RECURSE_FLAG 0x40000000
2489 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2490 that something was done? */
2492 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2493 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2494 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2495 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2496 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2497 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2498 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2499 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2500 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2501 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2502 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2503 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2504 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2505 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2506 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2507 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2508 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2509 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
2510 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
2511 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
2512 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
2513 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
2520 # define DEBUG_p_TEST DEBUG_p_TEST_
2521 # define DEBUG_s_TEST DEBUG_s_TEST_
2522 # define DEBUG_l_TEST DEBUG_l_TEST_
2523 # define DEBUG_t_TEST DEBUG_t_TEST_
2524 # define DEBUG_o_TEST DEBUG_o_TEST_
2525 # define DEBUG_c_TEST DEBUG_c_TEST_
2526 # define DEBUG_P_TEST DEBUG_P_TEST_
2527 # define DEBUG_m_TEST DEBUG_m_TEST_
2528 # define DEBUG_f_TEST DEBUG_f_TEST_
2529 # define DEBUG_r_TEST DEBUG_r_TEST_
2530 # define DEBUG_x_TEST DEBUG_x_TEST_
2531 # define DEBUG_u_TEST DEBUG_u_TEST_
2532 # define DEBUG_H_TEST DEBUG_H_TEST_
2533 # define DEBUG_X_TEST DEBUG_X_TEST_
2534 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
2535 # define DEBUG_D_TEST DEBUG_D_TEST_
2536 # define DEBUG_S_TEST DEBUG_S_TEST_
2537 # define DEBUG_T_TEST DEBUG_T_TEST_
2538 # define DEBUG_R_TEST DEBUG_R_TEST_
2539 # define DEBUG_J_TEST DEBUG_J_TEST_
2540 # define DEBUG_v_TEST DEBUG_v_TEST_
2541 # define DEBUG_C_TEST DEBUG_C_TEST_
2544 # define DEBUG(a) if (PL_debug) a
2545 # define DEBUG_p(a) if (DEBUG_p_TEST) a
2546 # define DEBUG_s(a) if (DEBUG_s_TEST) a
2547 # define DEBUG_l(a) if (DEBUG_l_TEST) a
2548 # define DEBUG_t(a) if (DEBUG_t_TEST) a
2549 # define DEBUG_o(a) if (DEBUG_o_TEST) a
2550 # define DEBUG_c(a) if (DEBUG_c_TEST) a
2551 # define DEBUG_P(a) if (DEBUG_P_TEST) a
2553 /* Temporarily turn off memory debugging in case the a
2554 * does memory allocation, either directly or indirectly. */
2555 # define DEBUG_m(a) \
2557 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
2560 # define DEBUG__(t, a) \
2562 if (t) STMT_START {a;} STMT_END; \
2565 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2566 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2567 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2568 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2569 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2570 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2571 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
2572 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
2576 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2577 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
2578 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
2579 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
2581 #else /* DEBUGGING */
2583 # define DEBUG_p_TEST (0)
2584 # define DEBUG_s_TEST (0)
2585 # define DEBUG_l_TEST (0)
2586 # define DEBUG_t_TEST (0)
2587 # define DEBUG_o_TEST (0)
2588 # define DEBUG_c_TEST (0)
2589 # define DEBUG_P_TEST (0)
2590 # define DEBUG_m_TEST (0)
2591 # define DEBUG_f_TEST (0)
2592 # define DEBUG_r_TEST (0)
2593 # define DEBUG_x_TEST (0)
2594 # define DEBUG_u_TEST (0)
2595 # define DEBUG_H_TEST (0)
2596 # define DEBUG_X_TEST (0)
2597 # define DEBUG_Xv_TEST (0)
2598 # define DEBUG_D_TEST (0)
2599 # define DEBUG_S_TEST (0)
2600 # define DEBUG_T_TEST (0)
2601 # define DEBUG_R_TEST (0)
2602 # define DEBUG_J_TEST (0)
2603 # define DEBUG_v_TEST (0)
2604 # define DEBUG_C_TEST (0)
2622 # define DEBUG_Xv(a)
2629 #endif /* DEBUGGING */
2632 /* These constants should be used in preference to raw characters
2633 * when using magic. Note that some perl guts still assume
2634 * certain character properties of these constants, namely that
2635 * isUPPER() and toLOWER() may do useful mappings.
2637 * Update the magic_names table in dump.c when adding/amending these
2640 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
2641 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2642 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2643 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2644 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2645 #define PERL_MAGIC_regdata 'D' /* Regex match position data
2647 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2648 #define PERL_MAGIC_env 'E' /* %ENV hash */
2649 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2650 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2651 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2652 #define PERL_MAGIC_isa 'I' /* @ISA array */
2653 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2654 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2655 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2656 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
2657 #define PERL_MAGIC_mutex 'm' /* for lock op */
2658 #define PERL_MAGIC_shared 'N' /* Shared between threads */
2659 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
2660 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2661 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
2662 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2663 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2664 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2665 #define PERL_MAGIC_sig 'S' /* %SIG hash */
2666 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2667 #define PERL_MAGIC_taint 't' /* Taintedness */
2668 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
2669 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
2670 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
2671 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
2672 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
2673 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
2674 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2675 smart parameter vivification */
2676 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
2677 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2678 #define PERL_MAGIC_pos '.' /* pos() lvalue */
2679 #define PERL_MAGIC_backref '<' /* for weak ref data */
2680 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
2683 #define YYMAXDEPTH 300
2685 #ifndef assert /* <assert.h> might have been included somehow */
2687 #define assert(what) DEB( { \
2689 Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \
2690 __FILE__, __LINE__); \
2694 #define assert(what) DEB( { \
2696 Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \
2697 __FILE__, __LINE__); \
2704 I32 (*uf_val)(pTHX_ IV, SV*);
2705 I32 (*uf_set)(pTHX_ IV, SV*);
2709 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
2710 * XS code wanting to be backward compatible can do something
2711 * like the following:
2713 #ifndef PERL_MG_UFUNC
2714 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2717 static PERL_MG_UFUNC(foo_get, index, val)
2727 #ifndef PERL_MG_UFUNC
2728 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
2731 /* Fix these up for __STDC__ */
2732 #ifndef DONT_DECLARE_STD
2733 char *mktemp (char*);
2735 double atof (const char*);
2740 /* All of these are in stdlib.h or time.h for ANSI C */
2742 struct tm *gmtime(), *localtime();
2743 #if defined(OEMVS) || defined(__OPEN_VM)
2744 char *(strchr)(), *(strrchr)();
2745 char *(strcpy)(), *(strcat)();
2747 char *strchr(), *strrchr();
2748 char *strcpy(), *strcat();
2750 #endif /* ! STANDARD_C */
2757 double exp (double);
2758 double log (double);
2759 double log10 (double);
2760 double sqrt (double);
2761 double frexp (double,int*);
2762 double ldexp (double,int);
2763 double modf (double,double*);
2764 double sin (double);
2765 double cos (double);
2766 double atan2 (double,double);
2767 double pow (double,double);
2771 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
2772 # define NV_INF LDBL_INFINITY
2774 #if !defined(NV_INF) && defined(DBL_INFINITY)
2775 # define NV_INF (NV)DBL_INFINITY
2777 #if !defined(NV_INF) && defined(INFINITY)
2778 # define NV_INF (NV)INFINITY
2780 #if !defined(NV_INF) && defined(INF)
2781 # define NV_INF (NV)INF
2783 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
2784 # define NV_INF (NV)HUGE_VALL
2786 #if !defined(NV_INF) && defined(HUGE_VAL)
2787 # define NV_INF (NV)HUGE_VAL
2790 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
2791 # if !defined(NV_NAN) && defined(LDBL_NAN)
2792 # define NV_NAN LDBL_NAN
2794 # if !defined(NV_NAN) && defined(LDBL_QNAN)
2795 # define NV_NAN LDBL_QNAN
2797 # if !defined(NV_NAN) && defined(LDBL_SNAN)
2798 # define NV_NAN LDBL_SNAN
2801 #if !defined(NV_NAN) && defined(DBL_NAN)
2802 # define NV_NAN (NV)DBL_NAN
2804 #if !defined(NV_NAN) && defined(DBL_QNAN)
2805 # define NV_NAN (NV)DBL_QNAN
2807 #if !defined(NV_NAN) && defined(DBL_SNAN)
2808 # define NV_NAN (NV)DBL_SNAN
2810 #if !defined(NV_NAN) && defined(QNAN)
2811 # define NV_NAN (NV)QNAN
2813 #if !defined(NV_NAN) && defined(SNAN)
2814 # define NV_NAN (NV)SNAN
2816 #if !defined(NV_NAN) && defined(NAN)
2817 # define NV_NAN (NV)NAN
2821 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
2822 char *crypt (); /* Maybe more hosts will need the unprototyped version */
2824 # if !defined(WIN32) && !defined(VMS)
2826 char *crypt (const char*, const char*);
2828 # endif /* !WIN32 */
2829 # endif /* !NeXT && !__NeXT__ */
2830 # ifndef DONT_DECLARE_STD
2832 char *getenv (const char*);
2833 # endif /* !getenv */
2834 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
2835 # ifdef _FILE_OFFSET_BITS
2836 # if _FILE_OFFSET_BITS == 64
2837 Off_t lseek (int,Off_t,int);
2841 # endif /* !DONT_DECLARE_STD */
2843 char *getlogin (void);
2845 #endif /* !__cplusplus */
2847 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
2848 #define UNLINK unlnk
2851 #define UNLINK PerlLIO_unlink
2854 /* some versions of glibc are missing the setresuid() proto */
2855 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
2856 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2858 /* some versions of glibc are missing the setresgid() proto */
2859 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
2860 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
2863 #ifndef HAS_SETREUID
2864 # ifdef HAS_SETRESUID
2865 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
2866 # define HAS_SETREUID
2869 #ifndef HAS_SETREGID
2870 # ifdef HAS_SETRESGID
2871 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
2872 # define HAS_SETREGID
2876 /* Sighandler_t defined in iperlsys.h */
2878 #ifdef HAS_SIGACTION
2879 typedef struct sigaction Sigsave_t;
2881 typedef Sighandler_t Sigsave_t;
2892 # define RUNOPS_DEFAULT Perl_runops_debug
2894 # define RUNOPS_DEFAULT Perl_runops_standard
2898 # ifdef MUTEX_INIT_CALLS_MALLOC
2899 # define MALLOC_INIT \
2901 PL_malloc_mutex = NULL; \
2902 MUTEX_INIT(&PL_malloc_mutex); \
2904 # define MALLOC_TERM \
2906 perl_mutex tmp = PL_malloc_mutex; \
2907 PL_malloc_mutex = NULL; \
2908 MUTEX_DESTROY(&tmp); \
2911 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
2912 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
2915 # define MALLOC_INIT
2916 # define MALLOC_TERM
2920 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
2921 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
2922 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
2923 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
2925 /* _ (for $_) must be first in the following list (DEFSV requires it) */
2926 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
2928 /* NeXT has problems with crt0.o globals */
2929 #if defined(__DYNAMIC__) && \
2930 (defined(NeXT) || defined(__NeXT__) || defined(DARWIN))
2931 # if defined(NeXT) || defined(__NeXT)
2932 # include <mach-o/dyld.h>
2933 # define environ (*environ_pointer)
2934 EXT char *** environ_pointer;
2936 # if defined(DARWIN) && defined(PERL_CORE)
2937 # include <crt_externs.h> /* for the env array */
2938 # define environ (*_NSGetEnviron())
2942 /* VMS and some other platforms don't use the environ array */
2943 # ifdef USE_ENVIRON_ARRAY
2944 # if !defined(DONT_DECLARE_STD) || \
2945 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
2948 extern char ** environ; /* environment variables supplied via exec */
2955 /* handy constants */
2956 EXTCONST char PL_warn_uninit[]
2957 INIT("Use of uninitialized value%s%s");
2958 EXTCONST char PL_warn_nosemi[]
2959 INIT("Semicolon seems to be missing");
2960 EXTCONST char PL_warn_reserved[]
2961 INIT("Unquoted string \"%s\" may clash with future reserved word");
2962 EXTCONST char PL_warn_nl[]
2963 INIT("Unsuccessful %s on filename containing newline");
2964 EXTCONST char PL_no_wrongref[]
2965 INIT("Can't use %s ref as %s ref");
2966 EXTCONST char PL_no_symref[]
2967 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
2968 EXTCONST char PL_no_usym[]
2969 INIT("Can't use an undefined value as %s reference");
2970 EXTCONST char PL_no_aelem[]
2971 INIT("Modification of non-creatable array value attempted, subscript %d");
2972 EXTCONST char PL_no_helem[]
2973 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
2974 EXTCONST char PL_no_modify[]
2975 INIT("Modification of a read-only value attempted");
2976 EXTCONST char PL_no_mem[]
2977 INIT("Out of memory!\n");
2978 EXTCONST char PL_no_security[]
2979 INIT("Insecure dependency in %s%s");
2980 EXTCONST char PL_no_sock_func[]
2981 INIT("Unsupported socket function \"%s\" called");
2982 EXTCONST char PL_no_dir_func[]
2983 INIT("Unsupported directory function \"%s\" called");
2984 EXTCONST char PL_no_func[]
2985 INIT("The %s function is unimplemented");
2986 EXTCONST char PL_no_myglob[]
2987 INIT("\"my\" variable %s can't be in a package");
2988 EXTCONST char PL_no_localize_ref[]
2989 INIT("Can't localize through a reference");
2991 EXTCONST char PL_uuemap[65]
2992 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
2996 EXT char *PL_sig_name[] = { SIG_NAME };
2997 EXT int PL_sig_num[] = { SIG_NUM };
2999 EXT char *PL_sig_name[];
3000 EXT int PL_sig_num[];
3003 /* fast conversion and case folding tables */
3007 EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3008 0, 1, 2, 3, 4, 5, 6, 7,
3009 8, 9, 10, 11, 12, 13, 14, 15,
3010 16, 17, 18, 19, 20, 21, 22, 23,
3011 24, 25, 26, 27, 28, 29, 30, 31,
3012 32, 33, 34, 35, 36, 37, 38, 39,
3013 40, 41, 42, 43, 44, 45, 46, 47,
3014 48, 49, 50, 51, 52, 53, 54, 55,
3015 56, 57, 58, 59, 60, 61, 62, 63,
3016 64, 65, 66, 67, 68, 69, 70, 71,
3017 72, 73, 74, 75, 76, 77, 78, 79,
3018 80, 81, 82, 83, 84, 85, 86, 87,
3019 88, 89, 90, 91, 92, 93, 94, 95,
3020 96, 97, 98, 99, 100, 101, 102, 103,
3021 104, 105, 106, 107, 108, 109, 110, 111,
3022 112, 113, 114, 115, 116, 117, 118, 119,
3023 120, 121, 122, 123, 124, 125, 126, 127,
3024 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3025 'H', 'I', 138, 139, 140, 141, 142, 143,
3026 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3027 'Q', 'R', 154, 155, 156, 157, 158, 159,
3028 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3029 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3030 176, 177, 178, 179, 180, 181, 182, 183,
3031 184, 185, 186, 187, 188, 189, 190, 191,
3032 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3033 'h', 'i', 202, 203, 204, 205, 206, 207,
3034 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3035 'q', 'r', 218, 219, 220, 221, 222, 223,
3036 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3037 'y', 'z', 234, 235, 236, 237, 238, 239,
3038 240, 241, 242, 243, 244, 245, 246, 247,
3039 248, 249, 250, 251, 252, 253, 254, 255
3041 #else /* ascii rather than ebcdic */
3042 EXTCONST unsigned char PL_fold[] = {
3043 0, 1, 2, 3, 4, 5, 6, 7,
3044 8, 9, 10, 11, 12, 13, 14, 15,
3045 16, 17, 18, 19, 20, 21, 22, 23,
3046 24, 25, 26, 27, 28, 29, 30, 31,
3047 32, 33, 34, 35, 36, 37, 38, 39,
3048 40, 41, 42, 43, 44, 45, 46, 47,
3049 48, 49, 50, 51, 52, 53, 54, 55,
3050 56, 57, 58, 59, 60, 61, 62, 63,
3051 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3052 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3053 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3054 'x', 'y', 'z', 91, 92, 93, 94, 95,
3055 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3056 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3057 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3058 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3059 128, 129, 130, 131, 132, 133, 134, 135,
3060 136, 137, 138, 139, 140, 141, 142, 143,
3061 144, 145, 146, 147, 148, 149, 150, 151,
3062 152, 153, 154, 155, 156, 157, 158, 159,
3063 160, 161, 162, 163, 164, 165, 166, 167,
3064 168, 169, 170, 171, 172, 173, 174, 175,
3065 176, 177, 178, 179, 180, 181, 182, 183,
3066 184, 185, 186, 187, 188, 189, 190, 191,
3067 192, 193, 194, 195, 196, 197, 198, 199,
3068 200, 201, 202, 203, 204, 205, 206, 207,
3069 208, 209, 210, 211, 212, 213, 214, 215,
3070 216, 217, 218, 219, 220, 221, 222, 223,
3071 224, 225, 226, 227, 228, 229, 230, 231,
3072 232, 233, 234, 235, 236, 237, 238, 239,
3073 240, 241, 242, 243, 244, 245, 246, 247,
3074 248, 249, 250, 251, 252, 253, 254, 255
3076 #endif /* !EBCDIC */
3078 EXTCONST unsigned char PL_fold[];
3082 EXT unsigned char PL_fold_locale[] = {
3083 0, 1, 2, 3, 4, 5, 6, 7,
3084 8, 9, 10, 11, 12, 13, 14, 15,
3085 16, 17, 18, 19, 20, 21, 22, 23,
3086 24, 25, 26, 27, 28, 29, 30, 31,
3087 32, 33, 34, 35, 36, 37, 38, 39,
3088 40, 41, 42, 43, 44, 45, 46, 47,
3089 48, 49, 50, 51, 52, 53, 54, 55,
3090 56, 57, 58, 59, 60, 61, 62, 63,
3091 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3092 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3093 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3094 'x', 'y', 'z', 91, 92, 93, 94, 95,
3095 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3096 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3097 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3098 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3099 128, 129, 130, 131, 132, 133, 134, 135,
3100 136, 137, 138, 139, 140, 141, 142, 143,
3101 144, 145, 146, 147, 148, 149, 150, 151,
3102 152, 153, 154, 155, 156, 157, 158, 159,
3103 160, 161, 162, 163, 164, 165, 166, 167,
3104 168, 169, 170, 171, 172, 173, 174, 175,
3105 176, 177, 178, 179, 180, 181, 182, 183,
3106 184, 185, 186, 187, 188, 189, 190, 191,
3107 192, 193, 194, 195, 196, 197, 198, 199,
3108 200, 201, 202, 203, 204, 205, 206, 207,
3109 208, 209, 210, 211, 212, 213, 214, 215,
3110 216, 217, 218, 219, 220, 221, 222, 223,
3111 224, 225, 226, 227, 228, 229, 230, 231,
3112 232, 233, 234, 235, 236, 237, 238, 239,
3113 240, 241, 242, 243, 244, 245, 246, 247,
3114 248, 249, 250, 251, 252, 253, 254, 255
3117 EXT unsigned char PL_fold_locale[];
3122 EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3123 1, 2, 84, 151, 154, 155, 156, 157,
3124 165, 246, 250, 3, 158, 7, 18, 29,
3125 40, 51, 62, 73, 85, 96, 107, 118,
3126 129, 140, 147, 148, 149, 150, 152, 153,
3127 255, 6, 8, 9, 10, 11, 12, 13,
3128 14, 15, 24, 25, 26, 27, 28, 226,
3129 29, 30, 31, 32, 33, 43, 44, 45,
3130 46, 47, 48, 49, 50, 76, 77, 78,
3131 79, 80, 81, 82, 83, 84, 85, 86,
3132 87, 94, 95, 234, 181, 233, 187, 190,
3133 180, 96, 97, 98, 99, 100, 101, 102,
3134 104, 112, 182, 174, 236, 232, 229, 103,
3135 228, 226, 114, 115, 116, 117, 118, 119,
3136 120, 121, 122, 235, 176, 230, 194, 162,
3137 130, 131, 132, 133, 134, 135, 136, 137,
3138 138, 139, 201, 205, 163, 217, 220, 224,
3139 5, 248, 227, 244, 242, 255, 241, 231,
3140 240, 253, 16, 197, 19, 20, 21, 187,
3141 23, 169, 210, 245, 237, 249, 247, 239,
3142 168, 252, 34, 196, 36, 37, 38, 39,
3143 41, 42, 251, 254, 238, 223, 221, 213,
3144 225, 177, 52, 53, 54, 55, 56, 57,
3145 58, 59, 60, 61, 63, 64, 65, 66,
3146 67, 68, 69, 70, 71, 72, 74, 75,
3147 205, 208, 186, 202, 200, 218, 198, 179,
3148 178, 214, 88, 89, 90, 91, 92, 93,
3149 217, 166, 170, 207, 199, 209, 206, 204,
3150 160, 212, 105, 106, 108, 109, 110, 111,
3151 203, 113, 216, 215, 192, 175, 193, 243,
3152 172, 161, 123, 124, 125, 126, 127, 128,
3153 222, 219, 211, 195, 188, 193, 185, 184,
3154 191, 183, 141, 142, 143, 144, 145, 146
3156 #else /* ascii rather than ebcdic */
3157 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
3158 1, 2, 84, 151, 154, 155, 156, 157,
3159 165, 246, 250, 3, 158, 7, 18, 29,
3160 40, 51, 62, 73, 85, 96, 107, 118,
3161 129, 140, 147, 148, 149, 150, 152, 153,
3162 255, 182, 224, 205, 174, 176, 180, 217,
3163 233, 232, 236, 187, 235, 228, 234, 226,
3164 222, 219, 211, 195, 188, 193, 185, 184,
3165 191, 183, 201, 229, 181, 220, 194, 162,
3166 163, 208, 186, 202, 200, 218, 198, 179,
3167 178, 214, 166, 170, 207, 199, 209, 206,
3168 204, 160, 212, 216, 215, 192, 175, 173,
3169 243, 172, 161, 190, 203, 189, 164, 230,
3170 167, 248, 227, 244, 242, 255, 241, 231,
3171 240, 253, 169, 210, 245, 237, 249, 247,
3172 239, 168, 252, 251, 254, 238, 223, 221,
3173 213, 225, 177, 197, 171, 196, 159, 4,
3174 5, 6, 8, 9, 10, 11, 12, 13,
3175 14, 15, 16, 17, 19, 20, 21, 22,
3176 23, 24, 25, 26, 27, 28, 30, 31,
3177 32, 33, 34, 35, 36, 37, 38, 39,
3178 41, 42, 43, 44, 45, 46, 47, 48,
3179 49, 50, 52, 53, 54, 55, 56, 57,
3180 58, 59, 60, 61, 63, 64, 65, 66,
3181 67, 68, 69, 70, 71, 72, 74, 75,
3182 76, 77, 78, 79, 80, 81, 82, 83,
3183 86, 87, 88, 89, 90, 91, 92, 93,
3184 94, 95, 97, 98, 99, 100, 101, 102,
3185 103, 104, 105, 106, 108, 109, 110, 111,
3186 112, 113, 114, 115, 116, 117, 119, 120,
3187 121, 122, 123, 124, 125, 126, 127, 128,
3188 130, 131, 132, 133, 134, 135, 136, 137,
3189 138, 139, 141, 142, 143, 144, 145, 146
3193 EXTCONST unsigned char PL_freq[];
3198 EXTCONST char* PL_block_type[] = {
3207 EXTCONST char* PL_block_type[];
3213 /*****************************************************************************/
3214 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
3215 /*****************************************************************************/
3216 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
3220 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
3231 XTERMORDORDOR /* evil hack */
3232 /* update exp_name[] in toke.c if adding to this enum */
3235 enum { /* pass one of these to get_vtbl */
3261 want_vtbl_amagicelem,
3268 /* Note: the lowest 8 bits are reserved for
3269 stuffing into op->op_private */
3270 #define HINT_PRIVATE_MASK 0x000000ff
3271 #define HINT_INTEGER 0x00000001 /* integer pragma */
3272 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
3273 #define HINT_LOCALE 0x00000004 /* locale pragma */
3274 #define HINT_BYTES 0x00000008 /* bytes pragma */
3275 /* #define HINT_notused10 0x00000010 */
3276 /* Note: 20,40,80 used for NATIVE_HINTS */
3277 /* currently defined by vms/vmsish.h */
3279 #define HINT_BLOCK_SCOPE 0x00000100
3280 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
3281 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
3283 /* The HINT_NEW_* constants are used by the overload pragma */
3284 #define HINT_NEW_INTEGER 0x00001000
3285 #define HINT_NEW_FLOAT 0x00002000
3286 #define HINT_NEW_BINARY 0x00004000
3287 #define HINT_NEW_STRING 0x00008000
3288 #define HINT_NEW_RE 0x00010000
3289 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3291 #define HINT_RE_TAINT 0x00100000 /* re pragma */
3292 #define HINT_RE_EVAL 0x00200000 /* re pragma */
3294 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
3295 #define HINT_UTF8 0x00800000 /* utf8 pragma */
3297 /* assertions pragma */
3298 #define HINT_ASSERTING 0x01000000
3299 #define HINT_ASSERTIONSSEEN 0x02000000
3301 /* The following are stored in $sort::hints, not in PL_hints */
3302 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3303 #define HINT_SORT_QUICKSORT 0x00000001
3304 #define HINT_SORT_MERGESORT 0x00000002
3305 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
3307 /* Various states of the input record separator SV (rs) */
3308 #define RsSNARF(sv) (! SvOK(sv))
3309 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3310 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
3311 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
3313 /* A struct for keeping various DEBUGGING related stuff,
3314 * neatly packed. Currently only scratch variables for
3315 * constructing debug output are included. Needed always,
3316 * not just when DEBUGGING, though, because of the re extension. c*/
3317 struct perl_debug_pad {
3321 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
3322 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, SvCUR(PERL_DEBUG_PAD(i)) = 0, PERL_DEBUG_PAD(i))
3324 /* Enable variables which are pointers to functions */
3325 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
3326 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3327 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3328 char* strend, char* strbeg, I32 minend,
3329 SV* screamer, void* data, U32 flags);
3330 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3331 char *strpos, char *strend,
3333 struct re_scream_pos_data_s *d);
3334 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3335 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
3337 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
3338 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3339 typedef void (*SVFUNC_t) (pTHX_ SV*);
3340 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3341 typedef void (*XSINIT_t) (pTHX);
3342 typedef void (*ATEXIT_t) (pTHX_ void*);
3343 typedef void (*XSUBADDR_t) (pTHX_ CV *);
3345 /* Set up PERLVAR macros for populating structs */
3346 #define PERLVAR(var,type) type var;
3347 #define PERLVARA(var,n,type) type var[n];
3348 #define PERLVARI(var,type,init) type var;
3349 #define PERLVARIC(var,type,init) type var;
3351 /* Interpreter exitlist entry */
3352 typedef struct exitlistentry {
3353 void (*fn) (pTHX_ void*);
3355 } PerlExitListEntry;
3357 #ifdef PERL_GLOBAL_STRUCT
3359 # include "perlvars.h"
3363 EXT struct perl_vars PL_Vars;
3364 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
3365 # else /* PERL_CORE */
3366 # if !defined(__GNUC__) || !defined(WIN32)
3369 struct perl_vars *PL_VarsPtr;
3370 # define PL_Vars (*((PL_VarsPtr) \
3371 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3372 # endif /* PERL_CORE */
3373 #endif /* PERL_GLOBAL_STRUCT */
3375 #if defined(MULTIPLICITY)
3376 /* If we have multiple interpreters define a struct
3377 holding variables which must be per-interpreter
3378 If we don't have threads anything that would have
3379 be per-thread is per-interpreter.
3382 struct interpreter {
3383 # include "thrdvar.h"
3384 # include "intrpvar.h"
3386 * The following is a buffer where new variables must
3387 * be defined to maintain binary compatibility with previous versions
3389 PERLVARA(object_compatibility,30, char)
3393 struct interpreter {
3396 #endif /* MULTIPLICITY */
3398 typedef void *Thread;
3400 /* Done with PERLVAR macros for now ... */
3406 /* Types used by pack/unpack */
3408 e_no_len, /* no length */
3409 e_number, /* number, [] */
3410 e_star /* asterisk */
3414 char* patptr; /* current template char */
3415 char* patend; /* one after last char */
3416 char* grpbeg; /* 1st char of ()-group */
3417 char* grpend; /* end of ()-group */
3418 I32 code; /* template code (!) */
3419 I32 length; /* length/repeat count */
3420 howlen_t howlen; /* how length is given */
3421 int level; /* () nesting level */
3422 U32 flags; /* /=4, comma=2, pack=1 */
3428 #ifndef PERL_CALLCONV
3429 # define PERL_CALLCONV
3432 #ifndef NEXT30_NO_ATTRIBUTE
3433 # ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3434 # ifdef __attribute__ /* Avoid possible redefinition errors */
3435 # undef __attribute__
3437 # define __attribute__(attr)
3443 #define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3444 #define PERL_PPDEF(s) OP *s (pTHX);
3448 /* this has structure inits, so it cannot be included before here */
3451 /* The following must follow proto.h as #defines mess up syntax */
3453 #if !defined(PERL_FOR_X2P)
3454 # include "embedvar.h"
3457 /* Now include all the 'global' variables
3458 * If we don't have threads or multiple interpreters
3459 * these include variables that would have been their struct-s
3462 #define PERLVAR(var,type) EXT type PL_##var;
3463 #define PERLVARA(var,n,type) EXT type PL_##var[n];
3464 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3465 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
3467 #if !defined(MULTIPLICITY)
3469 # include "intrpvar.h"
3470 # include "thrdvar.h"
3475 /* Now all the config stuff is setup we can include embed.h */
3479 #ifndef PERL_GLOBAL_STRUCT
3482 # include "perlvars.h"
3496 EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get),
3497 MEMBER_TO_FPTR(Perl_magic_set),
3498 MEMBER_TO_FPTR(Perl_magic_len),
3500 EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env),
3501 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env),
3503 EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv),
3504 0, MEMBER_TO_FPTR(Perl_magic_clearenv),
3506 EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0};
3508 EXT MGVTBL PL_vtbl_sigelem = {0, 0, 0, 0, 0};
3510 EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig),
3511 MEMBER_TO_FPTR(Perl_magic_setsig),
3512 0, MEMBER_TO_FPTR(Perl_magic_clearsig),
3515 EXT MGVTBL PL_vtbl_pack = {0, 0,
3516 MEMBER_TO_FPTR(Perl_magic_sizepack),
3517 MEMBER_TO_FPTR(Perl_magic_wipepack),
3519 EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack),
3520 MEMBER_TO_FPTR(Perl_magic_setpack),
3521 0, MEMBER_TO_FPTR(Perl_magic_clearpack),
3523 EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline),
3525 EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3526 0, MEMBER_TO_FPTR(Perl_magic_setisa),
3528 EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3530 EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen),
3531 MEMBER_TO_FPTR(Perl_magic_setarylen),
3533 EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob),
3534 MEMBER_TO_FPTR(Perl_magic_setglob),
3536 EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob),
3538 EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys),
3539 MEMBER_TO_FPTR(Perl_magic_setnkeys),
3541 EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),
3542 MEMBER_TO_FPTR(Perl_magic_settaint),
3544 EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr),
3545 MEMBER_TO_FPTR(Perl_magic_setsubstr),
3547 EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec),
3548 MEMBER_TO_FPTR(Perl_magic_setvec),
3550 EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos),
3551 MEMBER_TO_FPTR(Perl_magic_setpos),
3553 EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm),
3555 EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm),
3557 EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar),
3558 MEMBER_TO_FPTR(Perl_magic_setuvar),
3560 EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),
3561 MEMBER_TO_FPTR(Perl_magic_setdefelem),
3564 EXT MGVTBL PL_vtbl_regexp = {0, MEMBER_TO_FPTR(Perl_magic_setregexp),0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)};
3565 EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0};
3566 EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get),
3567 MEMBER_TO_FPTR(Perl_magic_regdatum_set), 0, 0, 0};
3569 #ifdef USE_LOCALE_COLLATE
3570 EXT MGVTBL PL_vtbl_collxfrm = {0,
3571 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
3575 EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3576 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3577 EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3578 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3580 EXT MGVTBL PL_vtbl_backref = {0, 0,
3581 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)};
3583 EXT MGVTBL PL_vtbl_ovrld = {0, 0,
3584 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)};
3586 EXT MGVTBL PL_vtbl_utf8 = {0,
3587 MEMBER_TO_FPTR(Perl_magic_setutf8),
3592 EXT MGVTBL PL_vtbl_sv;
3593 EXT MGVTBL PL_vtbl_env;
3594 EXT MGVTBL PL_vtbl_envelem;
3595 EXT MGVTBL PL_vtbl_sig;
3596 EXT MGVTBL PL_vtbl_sigelem;
3597 EXT MGVTBL PL_vtbl_pack;
3598 EXT MGVTBL PL_vtbl_packelem;
3599 EXT MGVTBL PL_vtbl_dbline;
3600 EXT MGVTBL PL_vtbl_isa;
3601 EXT MGVTBL PL_vtbl_isaelem;
3602 EXT MGVTBL PL_vtbl_arylen;
3603 EXT MGVTBL PL_vtbl_glob;
3604 EXT MGVTBL PL_vtbl_mglob;
3605 EXT MGVTBL PL_vtbl_nkeys;
3606 EXT MGVTBL PL_vtbl_taint;
3607 EXT MGVTBL PL_vtbl_substr;
3608 EXT MGVTBL PL_vtbl_vec;
3609 EXT MGVTBL PL_vtbl_pos;
3610 EXT MGVTBL PL_vtbl_bm;
3611 EXT MGVTBL PL_vtbl_fm;
3612 EXT MGVTBL PL_vtbl_uvar;
3613 EXT MGVTBL PL_vtbl_ovrld;
3615 EXT MGVTBL PL_vtbl_defelem;
3616 EXT MGVTBL PL_vtbl_regexp;
3617 EXT MGVTBL PL_vtbl_regdata;
3618 EXT MGVTBL PL_vtbl_regdatum;
3620 #ifdef USE_LOCALE_COLLATE
3621 EXT MGVTBL PL_vtbl_collxfrm;
3624 EXT MGVTBL PL_vtbl_amagic;
3625 EXT MGVTBL PL_vtbl_amagicelem;
3627 EXT MGVTBL PL_vtbl_backref;
3628 EXT MGVTBL PL_vtbl_utf8;
3630 #endif /* !DOINIT */
3633 fallback_amg, abs_amg,
3634 bool__amg, nomethod_amg,
3635 string_amg, numer_amg,
3636 add_amg, add_ass_amg,
3637 subtr_amg, subtr_ass_amg,
3638 mult_amg, mult_ass_amg,
3639 div_amg, div_ass_amg,
3640 modulo_amg, modulo_ass_amg,
3641 pow_amg, pow_ass_amg,
3642 lshift_amg, lshift_ass_amg,
3643 rshift_amg, rshift_ass_amg,
3644 band_amg, band_ass_amg,
3645 bor_amg, bor_ass_amg,
3646 bxor_amg, bxor_ass_amg,
3659 repeat_amg, repeat_ass_amg,
3660 concat_amg, concat_ass_amg,
3662 to_sv_amg, to_av_amg,
3663 to_hv_amg, to_gv_amg,
3664 to_cv_amg, iter_amg,
3665 int_amg, DESTROY_amg,
3667 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
3670 #define NofAMmeth max_amg_code
3671 #define AMG_id2name(id) ((char*)PL_AMG_names[id]+1)
3674 EXTCONST char * PL_AMG_names[NofAMmeth] = {
3675 /* Names kept in the symbol table. fallback => "()", the rest has
3676 "(" prepended. The only other place in perl which knows about
3677 this convention is AMG_id2name (used for debugging output and
3678 'nomethod' only), the only other place which has it hardwired is
3680 "()", "(abs", /* "fallback" should be the first. */
3681 "(bool", "(nomethod",
3715 EXTCONST char * PL_AMG_names[NofAMmeth];
3716 #endif /* def INITAMAGIC */
3724 CV* table[NofAMmeth];
3727 struct am_table_short {
3732 typedef struct am_table AMT;
3733 typedef struct am_table_short AMTS;
3735 #define AMGfallNEVER 1
3737 #define AMGfallYES 3
3739 #define AMTf_AMAGIC 1
3740 #define AMTf_OVERLOADED 2
3741 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
3742 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
3743 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
3744 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
3745 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
3746 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
3748 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
3751 * some compilers like to redefine cos et alia as faster
3752 * (and less accurate?) versions called F_cos et cetera (Quidquid
3753 * latine dictum sit, altum viditur.) This trick collides with
3754 * the Perl overloading (amg). The following #defines fool both.
3759 # define F_atan2_amg atan2_amg
3762 # define F_cos_amg cos_amg
3765 # define F_exp_amg exp_amg
3768 # define F_log_amg log_amg
3771 # define F_pow_amg pow_amg
3774 # define F_sin_amg sin_amg
3777 # define F_sqrt_amg sqrt_amg
3779 #endif /* _FASTMATH */
3781 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
3782 PERLDBf_NOOPT | PERLDBf_INTER | \
3783 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
3784 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
3785 /* No _NONAME, _GOTO, _ASSERTION */
3786 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
3787 #define PERLDBf_LINE 0x02 /* Keep line # */
3788 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
3789 #define PERLDBf_INTER 0x08 /* Preserve more data for
3790 later inspections */
3791 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
3792 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
3793 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
3794 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
3795 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
3796 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
3797 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
3799 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
3800 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
3801 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
3802 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
3803 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
3804 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
3805 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
3806 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
3807 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
3808 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
3809 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
3811 #ifdef USE_LOCALE_NUMERIC
3813 #define SET_NUMERIC_STANDARD() \
3814 set_numeric_standard();
3816 #define SET_NUMERIC_LOCAL() \
3817 set_numeric_local();
3819 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
3820 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
3823 (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
3825 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
3826 bool was_local = PL_numeric_local && IN_LOCALE; \
3827 if (was_local) SET_NUMERIC_STANDARD();
3829 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
3830 bool was_standard = PL_numeric_standard && IN_LOCALE; \
3831 if (was_standard) SET_NUMERIC_LOCAL();
3833 #define RESTORE_NUMERIC_LOCAL() \
3834 if (was_local) SET_NUMERIC_LOCAL();
3836 #define RESTORE_NUMERIC_STANDARD() \
3837 if (was_standard) SET_NUMERIC_STANDARD();
3839 #define Atof my_atof
3841 #else /* !USE_LOCALE_NUMERIC */
3843 #define SET_NUMERIC_STANDARD() /**/
3844 #define SET_NUMERIC_LOCAL() /**/
3845 #define IS_NUMERIC_RADIX(a, b) (0)
3846 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
3847 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
3848 #define RESTORE_NUMERIC_LOCAL() /**/
3849 #define RESTORE_NUMERIC_STANDARD() /**/
3850 #define Atof my_atof
3851 #define IN_LOCALE_RUNTIME 0
3853 #endif /* !USE_LOCALE_NUMERIC */
3855 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
3857 # define strtoll __strtoll /* secret handshake */
3860 # define strtoll _strtoi64 /* secret handshake */
3862 # if !defined(Strtol) && defined(HAS_STRTOLL)
3863 # define Strtol strtoll
3865 # if !defined(Strtol) && defined(HAS_STRTOQ)
3866 # define Strtol strtoq
3868 /* is there atoq() anywhere? */
3870 #if !defined(Strtol) && defined(HAS_STRTOL)
3871 # define Strtol strtol
3874 /* It would be more fashionable to use Strtol() to define atol()
3875 * (as is done for Atoul(), see below) but for backward compatibility
3876 * we just assume atol(). */
3877 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
3879 # define atoll _atoi64 /* secret handshake */
3887 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
3889 # define strtoull __strtoull /* secret handshake */
3892 # define strtoull _strtoui64 /* secret handshake */
3894 # if !defined(Strtoul) && defined(HAS_STRTOULL)
3895 # define Strtoul strtoull
3897 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
3898 # define Strtoul strtouq
3900 /* is there atouq() anywhere? */
3902 #if !defined(Strtoul) && defined(HAS_STRTOUL)
3903 # define Strtoul strtoul
3906 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
3910 /* if these never got defined, they need defaults */
3911 #ifndef PERL_SET_CONTEXT
3912 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
3915 #ifndef PERL_GET_CONTEXT
3916 # define PERL_GET_CONTEXT PERL_GET_INTERP
3919 #ifndef PERL_GET_THX
3920 # define PERL_GET_THX ((void*)NULL)
3923 #ifndef PERL_SET_THX
3924 # define PERL_SET_THX(t) NOOP
3927 #ifndef PERL_SCRIPT_MODE
3928 #define PERL_SCRIPT_MODE "r"
3932 * Some operating systems are stingy with stack allocation,
3933 * so perl may have to guard against stack overflow.
3935 #ifndef PERL_STACK_OVERFLOW_CHECK
3936 #define PERL_STACK_OVERFLOW_CHECK() NOOP
3940 * Some nonpreemptive operating systems find it convenient to
3941 * check for asynchronous conditions after each op execution.
3942 * Keep this check simple, or it may slow down execution
3947 # ifndef PERL_ASYNC_CHECK
3948 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
3952 #ifndef PERL_ASYNC_CHECK
3953 # define PERL_ASYNC_CHECK() NOOP
3957 * On some operating systems, a memory allocation may succeed,
3958 * but put the process too close to the system's comfort limit.
3959 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
3962 #ifndef PERL_ALLOC_CHECK
3963 #define PERL_ALLOC_CHECK(p) NOOP
3967 * nice_chunk and nice_chunk size need to be set
3968 * and queried under the protection of sv_mutex
3970 #define offer_nice_chunk(chunk, chunk_size) STMT_START { \
3972 U32 new_chunk_size; \
3974 new_chunk = (void *)(chunk); \
3975 new_chunk_size = (chunk_size); \
3976 if (new_chunk_size > PL_nice_chunk_size) { \
3977 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
3978 PL_nice_chunk = new_chunk; \
3979 PL_nice_chunk_size = new_chunk_size; \
3987 # include <sys/ipc.h>
3988 # include <sys/sem.h>
3989 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
3992 struct semid_ds *buf;
3993 unsigned short *array;
3996 # ifdef USE_SEMCTL_SEMUN
3997 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
3998 union gccbug_semun {
4000 struct semid_ds *buf;
4001 unsigned short *array;
4004 # define semun gccbug_semun
4006 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
4008 # ifdef USE_SEMCTL_SEMID_DS
4009 # ifdef EXTRA_F_IN_SEMUN_BUF
4010 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
4012 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
4019 * Boilerplate macros for initializing and accessing interpreter-local
4020 * data from C. All statics in extensions should be reworked to use
4021 * this, if you want to make the extension thread-safe. See ext/re/re.xs
4022 * for an example of the use of these macros, and perlxs.pod for more.
4024 * Code that uses these macros is responsible for the following:
4025 * 1. #define MY_CXT_KEY to a unique string, e.g.
4026 * "DynaLoader::_guts" XS_VERSION
4027 * 2. Declare a typedef named my_cxt_t that is a structure that contains
4028 * all the data that needs to be interpreter-local.
4029 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
4030 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
4031 * (typically put in the BOOT: section).
4032 * 5. Use the members of the my_cxt_t structure everywhere as
4034 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
4038 #if defined(PERL_IMPLICIT_CONTEXT)
4040 /* This must appear in all extensions that define a my_cxt_t structure,
4041 * right after the definition (i.e. at file scope). The non-threads
4042 * case below uses it to declare the data as static. */
4043 #define START_MY_CXT
4045 /* Fetches the SV that keeps the per-interpreter data. */
4046 #define dMY_CXT_SV \
4047 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
4048 sizeof(MY_CXT_KEY)-1, TRUE)
4050 /* This declaration should be used within all functions that use the
4051 * interpreter-local data. */
4054 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
4056 /* Creates and zeroes the per-interpreter data.
4057 * (We allocate my_cxtp in a Perl SV so that it will be released when
4058 * the interpreter goes away.) */
4059 #define MY_CXT_INIT \
4061 /* newSV() allocates one more than needed */ \
4062 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4063 Zero(my_cxtp, 1, my_cxt_t); \
4064 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4066 /* This macro must be used to access members of the my_cxt_t structure.
4067 * e.g. MYCXT.some_data */
4068 #define MY_CXT (*my_cxtp)
4070 /* Judicious use of these macros can reduce the number of times dMY_CXT
4071 * is used. Use is similar to pTHX, aTHX etc. */
4072 #define pMY_CXT my_cxt_t *my_cxtp
4073 #define pMY_CXT_ pMY_CXT,
4074 #define _pMY_CXT ,pMY_CXT
4075 #define aMY_CXT my_cxtp
4076 #define aMY_CXT_ aMY_CXT,
4077 #define _aMY_CXT ,aMY_CXT
4079 #else /* USE_ITHREADS */
4081 #define START_MY_CXT static my_cxt_t my_cxt;
4082 #define dMY_CXT_SV dNOOP
4083 #define dMY_CXT dNOOP
4084 #define MY_CXT_INIT NOOP
4085 #define MY_CXT my_cxt
4087 #define pMY_CXT void
4094 #endif /* !defined(USE_ITHREADS) */
4101 # include <sys/file.h>
4104 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
4105 int flock(int fd, int op);
4109 /* Assume UNIX defaults */
4110 # define O_RDONLY 0000
4111 # define O_WRONLY 0001
4112 # define O_RDWR 0002
4113 # define O_CREAT 0100
4124 #if O_TEXT != O_BINARY
4125 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
4126 * that is, you are somehow DOSish. */
4127 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
4128 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
4129 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
4130 /* VOS has O_TEXT != O_BINARY, and they have effect,
4131 * but VOS always uses LF, never CRLF. */
4132 /* If you have O_TEXT different from your O_BINARY but you still are
4133 * not a CRLF shop. */
4134 # undef PERLIO_USING_CRLF
4136 /* If you really are DOSish. */
4137 # define PERLIO_USING_CRLF 1
4143 #ifdef I_SYS_STATVFS
4144 # if defined(PERL_SCO) && !defined(_SVID3)
4147 # include <sys/statvfs.h> /* for f?statvfs() */
4150 # include <sys/mount.h> /* for *BSD f?statfs() */
4153 # include <mntent.h> /* for getmntent() */
4156 # include <sys/statfs.h> /* for some statfs() */
4160 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4162 # include <sys/vfs.h> /* for some statfs() */
4168 # include <ustat.h> /* for ustat() */
4171 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4172 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
4174 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4175 # define PERL_MOUNT_NOSUID MNT_NOSUID
4177 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4178 # define PERL_MOUNT_NOSUID MS_NOSUID
4180 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4181 # define PERL_MOUNT_NOSUID M_NOSUID
4184 #endif /* IAMSUID */
4187 # include <libutil.h> /* setproctitle() in some FreeBSDs */
4190 #ifndef EXEC_ARGV_CAST
4191 #define EXEC_ARGV_CAST(x) x
4194 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4195 int). value returned in pointed-
4197 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4198 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4199 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
4200 #define IS_NUMBER_INFINITY 0x10 /* this is big */
4201 #define IS_NUMBER_NAN 0x20 /* this is not */
4203 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4206 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
4207 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
4208 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
4210 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4212 /* to let user control profiling */
4213 #ifdef PERL_GPROF_CONTROL
4214 extern void moncontrol(int);
4215 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4217 #define PERL_GPROF_MONCONTROL(x)
4224 /* ISO 6429 NEL - C1 control NExt Line */
4225 /* See http://www.unicode.org/unicode/reports/tr13/ */
4226 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4227 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4228 # define NEXT_LINE_CHAR 0x15
4230 # define NEXT_LINE_CHAR 0x25
4233 # define NEXT_LINE_CHAR 0x85
4236 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
4237 #define UNICODE_LINE_SEPA_0 0xE2
4238 #define UNICODE_LINE_SEPA_1 0x80
4239 #define UNICODE_LINE_SEPA_2 0xA8
4240 #define UNICODE_PARA_SEPA_0 0xE2
4241 #define UNICODE_PARA_SEPA_1 0x80
4242 #define UNICODE_PARA_SEPA_2 0xA9
4244 #ifndef PIPESOCK_MODE
4245 # define PIPESOCK_MODE
4248 #define PERL_MAGIC_UTF8_CACHESIZE 2
4250 #define PERL_UNICODE_STDIN_FLAG 0x0001
4251 #define PERL_UNICODE_STDOUT_FLAG 0x0002
4252 #define PERL_UNICODE_STDERR_FLAG 0x0004
4253 #define PERL_UNICODE_IN_FLAG 0x0008
4254 #define PERL_UNICODE_OUT_FLAG 0x0010
4255 #define PERL_UNICODE_ARGV_FLAG 0x0020
4256 #define PERL_UNICODE_LOCALE_FLAG 0x0040
4257 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
4259 #define PERL_UNICODE_STD_FLAG \
4260 (PERL_UNICODE_STDIN_FLAG | \
4261 PERL_UNICODE_STDOUT_FLAG | \
4262 PERL_UNICODE_STDERR_FLAG)
4264 #define PERL_UNICODE_INOUT_FLAG \
4265 (PERL_UNICODE_IN_FLAG | \
4266 PERL_UNICODE_OUT_FLAG)
4268 #define PERL_UNICODE_DEFAULT_FLAGS \
4269 (PERL_UNICODE_STD_FLAG | \
4270 PERL_UNICODE_INOUT_FLAG | \
4271 PERL_UNICODE_LOCALE_FLAG)
4273 #define PERL_UNICODE_ALL_FLAGS 0x00ff
4275 #define PERL_UNICODE_STDIN 'I'
4276 #define PERL_UNICODE_STDOUT 'O'
4277 #define PERL_UNICODE_STDERR 'E'
4278 #define PERL_UNICODE_STD 'S'
4279 #define PERL_UNICODE_IN 'i'
4280 #define PERL_UNICODE_OUT 'o'
4281 #define PERL_UNICODE_INOUT 'D'
4282 #define PERL_UNICODE_ARGV 'A'
4283 #define PERL_UNICODE_LOCALE 'L'
4284 #define PERL_UNICODE_WIDESYSCALLS 'W'
4286 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
4288 /* From sigaction(2) (FreeBSD man page):
4289 * | Signal routines normally execute with the signal that
4290 * | caused their invocation blocked, but other signals may
4292 * Emulation of this behavior (from within Perl) is enabled
4293 * by defining PERL_BLOCK_SIGNALS.
4295 #define PERL_BLOCK_SIGNALS
4297 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
4298 # define PERL_BLOCKSIG_ADD(set,sig) \
4299 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
4300 # define PERL_BLOCKSIG_BLOCK(set) \
4301 sigprocmask(SIG_BLOCK, &(set), NULL)
4302 # define PERL_BLOCKSIG_UNBLOCK(set) \
4303 sigprocmask(SIG_UNBLOCK, &(set), NULL)
4304 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
4306 /* How about the old style of sigblock()? */
4308 #ifndef PERL_BLOCKSIG_ADD
4309 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
4311 #ifndef PERL_BLOCKSIG_BLOCK
4312 # define PERL_BLOCKSIG_BLOCK(set) NOOP
4314 #ifndef PERL_BLOCKSIG_UNBLOCK
4315 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
4318 /* Use instead of abs() since abs() forces its argument to be an int,
4319 * but also beware since this evaluates its argument twice, so no x++. */
4320 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
4322 /* and finally... */
4323 #define PERL_PATCHLEVEL_H_IMPLICIT
4324 #include "patchlevel.h"
4325 #undef PERL_PATCHLEVEL_H_IMPLICIT
4368 so that Configure picks them up. */
4370 #endif /* Include guard */