-/* $RCSfile: perl.h,v $$Revision: 4.1 $$Date: 92/08/07 18:25:56 $
+/* perl.h
*
- * Copyright (c) 1991, Larry Wall
+ * Copyright (c) 1987-1997, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
- * $Log: perl.h,v $
- * Revision 4.1 92/08/07 18:25:56 lwall
- *
- * Revision 4.0.1.6 92/06/08 14:55:10 lwall
- * patch20: added Atari ST portability
- * patch20: bcopy() and memcpy() now tested for overlap safety
- * patch20: Perl now distinguishes overlapped copies from non-overlapped
- * patch20: removed implicit int declarations on functions
- *
- * Revision 4.0.1.5 91/11/11 16:41:07 lwall
- * patch19: uts wrongly defines S_ISDIR() et al
- * patch19: too many preprocessors can't expand a macro right in #if
- * patch19: added little-endian pack/unpack options
- *
- * Revision 4.0.1.4 91/11/05 18:06:10 lwall
- * patch11: various portability fixes
- * patch11: added support for dbz
- * patch11: added some support for 64-bit integers
- * patch11: hex() didn't understand leading 0x
- *
- * Revision 4.0.1.3 91/06/10 01:25:10 lwall
- * patch10: certain pattern optimizations were botched
- *
- * Revision 4.0.1.2 91/06/07 11:28:33 lwall
- * patch4: new copyright notice
- * patch4: made some allowances for "semi-standard" C
- * patch4: many, many itty-bitty portability fixes
- *
- * Revision 4.0.1.1 91/04/11 17:49:51 lwall
- * patch1: hopefully straightened out some of the Xenix mess
- *
- * Revision 4.0 91/03/20 01:37:56 lwall
- * 4.0 baseline.
- *
*/
+#ifndef H_PERL
+#define H_PERL 1
+#define OVERLOAD
+
+#ifdef PERL_FOR_X2P
+/*
+ * This file is being used for x2p stuff.
+ * Above symbol is defined via -D in 'x2p/Makefile.SH'
+ * Decouple x2p stuff from some of perls more extreme eccentricities.
+ */
+#undef EMBED
+#undef NO_EMBED
+#define NO_EMBED
+#undef MULTIPLICITY
+#undef USE_STDIO
+#define USE_STDIO
+#endif /* PERL_FOR_X2P */
+
+#define VOIDUSED 1
+#include "config.h"
#include "embed.h"
-#define VOIDWANT 1
-#ifdef __cplusplus
-#include "config_c++.h"
+/*
+ * STMT_START { statements; } STMT_END;
+ * can be used as a single statement, as in
+ * if (x) STMT_START { ... } STMT_END; else ...
+ *
+ * Trying to select a version that gives no warnings...
+ */
+#if !(defined(STMT_START) && defined(STMT_END))
+# if defined(__GNUC__) && !defined(__STRICT_ANSI__)
+# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
+# define STMT_END )
+# else
+ /* Now which other defined()s do we need here ??? */
+# if (VOIDFLAGS) && (defined(sun) || defined(__sun__))
+# define STMT_START if (1)
+# define STMT_END else (void)0
+# else
+# define STMT_START do
+# define STMT_END while (0)
+# endif
+# endif
+#endif
+
+/*
+ * SOFT_CAST can be used for args to prototyped functions to retain some
+ * type checking; it only casts if the compiler does not know prototypes.
+ */
+#if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
+#define SOFT_CAST(type)
#else
-#include "config.h"
+#define SOFT_CAST(type) (type)
#endif
#ifndef BYTEORDER
* code can be a lot prettier. Well, so much for theory. Sorry, Henry...
*/
-#ifdef MYMALLOC
-# ifdef HIDEMYMALLOC
-# define malloc Mymalloc
-# define realloc Myremalloc
-# define free Myfree
-# endif
-# define safemalloc malloc
-# define saferealloc realloc
-# define safefree free
-#endif
-
-/* work around some libPW problems */
-#ifdef DOINIT
-char Error[1];
-#endif
-
/* define this once if either system, instead of cluttering up the src */
-#if defined(MSDOS) || defined(atarist)
+#if defined(MSDOS) || defined(atarist) || defined(WIN32)
#define DOSISH 1
#endif
-#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus)
+#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus)
# define STANDARD_C 1
#endif
-#if defined(STANDARD_C)
-# define P(args) args
-#else
-# define P(args) ()
+#if defined(__cplusplus) || defined(WIN32)
+# define DONT_DECLARE_STD 1
#endif
#if defined(HASVOLATILE) || defined(STANDARD_C)
# define VOL
#endif
-#define TAINT_IF(c) (tainted |= (c))
-#define TAINT_NOT (tainted = 0)
-#define TAINT_PROPER(s) if (tainting) taint_proper(no_security, s)
-#define TAINT_ENV() if (tainting) taint_env()
+#define TAINT (tainted = TRUE)
+#define TAINT_NOT (tainted = FALSE)
+#define TAINT_IF(c) if (c) { tainted = TRUE; }
+#define TAINT_ENV() if (tainting) { taint_env(); }
+#define TAINT_PROPER(s) if (tainting) { taint_proper(no_security, s); }
+
+/* XXX All process group stuff is handled in pp_sys.c. Should these
+ defines move there? If so, I could simplify this a lot. --AD 9/96.
+*/
+/* Process group stuff changed from traditional BSD to POSIX.
+ perlfunc.pod documents the traditional BSD-style syntax, so we'll
+ try to preserve that, if possible.
+*/
+#ifdef HAS_SETPGID
+# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
+#else
+# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
+# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
+# else
+# ifdef HAS_SETPGRP2 /* DG/UX */
+# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
+# endif
+# endif
+#endif
+#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
+# define HAS_SETPGRP /* Well, effectively it does . . . */
+#endif
+
+/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
+ our life easier :-) so we'll try it.
+*/
+#ifdef HAS_GETPGID
+# define BSD_GETPGRP(pid) getpgid((pid))
+#else
+# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
+# define BSD_GETPGRP(pid) getpgrp((pid))
+# else
+# ifdef HAS_GETPGRP2 /* DG/UX */
+# define BSD_GETPGRP(pid) getpgrp2((pid))
+# endif
+# endif
+#endif
+#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
+# define HAS_GETPGRP /* Well, effectively it does . . . */
+#endif
-#ifndef HAS_VFORK
-# define vfork fork
+/* These are not exact synonyms, since setpgrp() and getpgrp() may
+ have different behaviors, but perl.h used to define USE_BSDPGRP
+ (prior to 5.003_05) so some extension might depend on it.
+*/
+#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
+# ifndef USE_BSDPGRP
+# define USE_BSDPGRP
+# endif
#endif
-#ifdef HAS_GETPGRP2
-# ifndef HAS_GETPGRP
-# define HAS_GETPGRP
+#ifndef _TYPES_ /* If types.h defines this it's easy. */
+# ifndef major /* Does everyone's types.h define this? */
+# include <sys/types.h>
# endif
-# define getpgrp getpgrp2
#endif
-#ifdef HAS_SETPGRP2
-# ifndef HAS_SETPGRP
-# define HAS_SETPGRP
-# endif
-# define setpgrp setpgrp2
+#ifdef __cplusplus
+# ifndef I_STDARG
+# define I_STDARG 1
+# endif
#endif
-#include <stdio.h>
+#ifdef I_STDARG
+# include <stdarg.h>
+#else
+# ifdef I_VARARGS
+# include <varargs.h>
+# endif
+#endif
+
+#include "perlio.h"
+
+#ifdef USE_NEXT_CTYPE
+
+#if NX_CURRENT_COMPILER_RELEASE >= 400
+#include <objc/NXCType.h>
+#else /* NX_CURRENT_COMPILER_RELEASE < 400 */
+#include <appkit/NXCType.h>
+#endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
+
+#else /* !USE_NEXT_CTYPE */
#include <ctype.h>
+#endif /* USE_NEXT_CTYPE */
+
+#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
+#undef METHOD
+#endif
+
+#ifdef I_LOCALE
+# include <locale.h>
+#endif
+
+#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
+# define USE_LOCALE
+# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
+ && defined(HAS_STRXFRM)
+# define USE_LOCALE_COLLATE
+# endif
+# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
+# define USE_LOCALE_CTYPE
+# endif
+# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
+# define USE_LOCALE_NUMERIC
+# endif
+#endif /* !NO_LOCALE && HAS_SETLOCALE */
+
#include <setjmp.h>
-#ifndef MSDOS
+#ifdef I_SYS_PARAM
# ifdef PARAM_NEEDS_TYPES
# include <sys/types.h>
# endif
/* Use all the "standard" definitions? */
-#ifdef STANDARD_C
+#if defined(STANDARD_C) && defined(I_STDLIB)
# include <stdlib.h>
+#endif
+
+/* This comes after <stdlib.h> so we don't try to change the standard
+ * library prototypes; we'll use our own in proto.h instead. */
+
+#ifdef MYMALLOC
+
+# ifdef HIDEMYMALLOC
+# define malloc Mymalloc
+# define calloc Mycalloc
+# define realloc Myremalloc
+# define free Myfree
+# endif
+# ifdef EMBEDMYMALLOC
+# define malloc Perl_malloc
+# define calloc Perl_calloc
+# define realloc Perl_realloc
+# define free Perl_free
+# endif
+
+# undef safemalloc
+# undef safecalloc
+# undef saferealloc
+# undef safefree
+# define safemalloc malloc
+# define safecalloc calloc
+# define saferealloc realloc
+# define safefree free
+
+#endif /* MYMALLOC */
+
+#define MEM_SIZE Size_t
+
+#if defined(STANDARD_C) && defined(I_STDDEF)
+# include <stddef.h>
+# define STRUCT_OFFSET(s,m) offsetof(s,m)
+#else
+# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
+#endif
+
+#if defined(I_STRING) || defined(__cplusplus)
# include <string.h>
-# define MEM_SIZE size_t
#else
- typedef unsigned int MEM_SIZE;
-#endif /* STANDARD_C */
+# include <strings.h>
+#endif
-#if defined(HAS_MEMCMP) && defined(mips) && defined(ultrix)
-# undef HAS_MEMCMP
+#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
+#define strchr index
+#define strrchr rindex
+#endif
+
+#ifdef I_MEMORY
+# include <memory.h>
#endif
#ifdef HAS_MEMCPY
-# ifndef STANDARD_C
+# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
# ifndef memcpy
- extern char * memcpy P((char*, char*, int));
+ extern char * memcpy _((char*, char*, int));
# endif
# endif
#else
#endif /* HAS_MEMCPY */
#ifdef HAS_MEMSET
-# ifndef STANDARD_C
+# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
# ifndef memset
- extern char *memset P((char*, int, int));
+ extern char *memset _((char*, int, int));
# endif
# endif
# define memzero(d,l) memset(d,0,l)
# endif
#endif /* HAS_MEMSET */
-#ifdef HAS_MEMCMP
-# ifndef STANDARD_C
-# ifndef memcmp
- extern int memcmp P((char*, char*, int));
-# endif
-# endif
-#else
-# ifndef memcmp
-# define memcmp(s1,s2,l) my_memcmp(s1,s2,l)
-# endif
-#endif /* HAS_MEMCMP */
-
-/* we prefer bcmp slightly for comparisons that don't care about ordering */
-#ifndef HAS_BCMP
-# ifndef bcmp
-# define bcmp(s1,s2,l) memcmp(s1,s2,l)
-# endif
-#endif /* HAS_BCMP */
-
-#ifndef HAS_MEMMOVE
+#if !defined(HAS_MEMMOVE) && !defined(memmove)
# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
# define memmove(d,s,l) bcopy(s,d,l)
# else
# endif
#endif
-#ifndef _TYPES_ /* If types.h defines this it's easy. */
-# ifndef major /* Does everyone's types.h define this? */
-# include <sys/types.h>
-# endif
+#if defined(mips) && defined(ultrix) && !defined(__STDC__)
+# undef HAS_MEMCMP
#endif
+#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
+# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
+# ifndef memcmp
+ extern int memcmp _((char*, char*, int));
+# endif
+# endif
+# ifdef BUGGY_MSC
+ # pragma function(memcmp)
+# endif
+#else
+# ifndef memcmp
+# define memcmp my_memcmp
+# endif
+#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
+
+#ifndef HAS_BCMP
+# ifndef bcmp
+# define bcmp(s1,s2,l) memcmp(s1,s2,l)
+# endif
+#endif /* !HAS_BCMP */
+
#ifdef I_NETINET_IN
# include <netinet/in.h>
#endif
+#ifdef I_SYS_STAT
#include <sys/stat.h>
+#endif
-#if defined(uts) || defined(UTekV)
+/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
+ like UTekV) are broken, sometimes giving false positives. Undefine
+ them here and let the code below set them to proper values.
+
+ The ghs macro stands for GreenHills Software C-1.8.5 which
+ is the C compiler for sysV88 and the various derivatives.
+ This header file bug is corrected in gcc-2.5.8 and later versions.
+ --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
+
+#if defined(uts) || (defined(m88k) && defined(ghs))
# undef S_ISDIR
# undef S_ISCHR
# undef S_ISBLK
# undef S_ISREG
# undef S_ISFIFO
# undef S_ISLNK
-# define S_ISDIR(P) (((P)&S_IFMT)==S_IFDIR)
-# define S_ISCHR(P) (((P)&S_IFMT)==S_IFCHR)
-# define S_ISBLK(P) (((P)&S_IFMT)==S_IFBLK)
-# define S_ISREG(P) (((P)&S_IFMT)==S_IFREG)
-# define S_ISFIFO(P) (((P)&S_IFMT)==S_IFIFO)
-# ifdef S_IFLNK
-# define S_ISLNK(P) (((P)&S_IFMT)==S_IFLNK)
-# endif
#endif
#ifdef I_TIME
#endif
#ifdef I_SYS_TIME
-# ifdef SYSTIMEKERNEL
+# ifdef I_SYS_TIME_KERNEL
# define KERNEL
# endif
# include <sys/time.h>
-# ifdef SYSTIMEKERNEL
+# ifdef I_SYS_TIME_KERNEL
# undef KERNEL
# endif
#endif
-#ifndef MSDOS
-#include <sys/times.h>
+#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
+# include <sys/times.h>
#endif
#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
# undef HAS_STRERROR
#endif
+#ifndef HAS_MKFIFO
+# ifndef mkfifo
+# define mkfifo(path, mode) (mknod((path), (mode) | S_IFIFO, 0))
+# endif
+#endif /* !HAS_MKFIFO */
+
#include <errno.h>
#ifdef HAS_SOCKET
-# ifndef ENOTSOCK
+# ifdef I_NET_ERRNO
# include <net/errno.h>
# endif
#endif
-#ifndef MSDOS
-# ifndef errno
+#ifdef VMS
+# define SETERRNO(errcode,vmserrcode) \
+ STMT_START { \
+ set_errno(errcode); \
+ set_vaxc_errno(vmserrcode); \
+ } STMT_END
+#else
+# define SETERRNO(errcode,vmserrcode) errno = (errcode)
+#endif
+
+#ifndef errno
extern int errno; /* ANSI allows errno to be an lvalue expr */
-# endif
#endif
#ifdef HAS_STRERROR
- char *strerror P((int));
+# ifdef VMS
+ char *strerror _((int,...));
+# else
+#ifndef DONT_DECLARE_STD
+ char *strerror _((int));
+#endif
+# endif
# ifndef Strerror
# define Strerror strerror
# endif
# define ntohi ntohl
#endif
+/* Configure already sets Direntry_t */
#if defined(I_DIRENT)
# include <dirent.h>
-# define DIRENT dirent
+# if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */
+# include <sys/dir.h>
+# endif
#else
# ifdef I_SYS_NDIR
# include <sys/ndir.h>
-# define DIRENT direct
# else
# ifdef I_SYS_DIR
# ifdef hp9000s500
# else
# include <sys/dir.h>
# endif
-# define DIRENT direct
# endif
# endif
#endif
# undef ff_next
#endif
-#if defined(cray) || defined(gould) || defined(i860)
+#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
# define SLOPPYDIVIDE
#endif
-#if defined(cray) || defined(convex) || defined (uts) || BYTEORDER > 0xffff
-# define QUAD
+#ifdef UV
+#undef UV
#endif
-#ifdef QUAD
-# ifdef cray
-# define quad int
+/* XXX QUAD stuff is not currently supported on most systems.
+ Specifically, perl internals don't support long long. Among
+ the many problems is that some compilers support long long,
+ but the underlying library functions (such as sprintf) don't.
+ Some things do work (such as quad pack/unpack on convex);
+ also some systems use long long for the fpos_t typedef. That
+ seems to work too.
+
+ The IV type is supposed to be long enough to hold any integral
+ value or a pointer.
+ --Andy Dougherty August 1996
+*/
+
+#ifdef cray
+# define Quad_t int
+#else
+# ifdef convex
+# define Quad_t long long
# else
-# if defined(convex) || defined (uts)
-# define quad long long
-# else
-# define quad long
+# if BYTEORDER > 0xFFFF
+# define Quad_t long
# endif
# endif
#endif
-#ifdef VOIDSIG
-# define VOIDRET void
+#ifdef Quad_t
+# define HAS_QUAD
+ typedef Quad_t IV;
+ typedef unsigned Quad_t UV;
+# define IV_MAX PERL_QUAD_MAX
+# define IV_MIN PERL_QUAD_MIN
+# define UV_MAX PERL_UQUAD_MAX
+# define UV_MIN PERL_UQUAD_MIN
+#else
+ typedef long IV;
+ typedef unsigned long UV;
+# define IV_MAX PERL_LONG_MAX
+# define IV_MIN PERL_LONG_MIN
+# define UV_MAX PERL_ULONG_MAX
+# define UV_MIN PERL_ULONG_MIN
+#endif
+
+/* Previously these definitions used hardcoded figures.
+ * It is hoped these formula are more portable, although
+ * no data one way or another is presently known to me.
+ * The "PERL_" names are used because these calculated constants
+ * do not meet the ANSI requirements for LONG_MAX, etc., which
+ * need to be constants acceptable to #if - kja
+ * define PERL_LONG_MAX 2147483647L
+ * define PERL_LONG_MIN (-LONG_MAX - 1)
+ * define PERL ULONG_MAX 4294967295L
+ */
+
+#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
+# include <limits.h>
#else
-# define VOIDRET int
+#ifdef I_VALUES
+# include <values.h>
+#endif
#endif
-#ifdef DOSISH
-# include "dosish.h"
+/*
+ * Try to figure out max and min values for the integral types. THE CORRECT
+ * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
+ * following hacks are used if neither limits.h or values.h provide them:
+ * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
+ * for types < int: (unsigned TYPE)~(unsigned)0
+ * The argument to ~ must be unsigned so that later signed->unsigned
+ * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
+ * and it must not be smaller than int because ~ does integral promotion.
+ * <type>_MAX: (<type>) (U<type>_MAX >> 1)
+ * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
+ * The latter is a hack which happens to work on some machines but
+ * does *not* catch any random system, or things like integer types
+ * with NaN if that is possible.
+ *
+ * All of the types are explicitly cast to prevent accidental loss of
+ * numeric range, and in the hope that they will be less likely to confuse
+ * over-eager optimizers.
+ *
+ */
+
+#define PERL_UCHAR_MIN ((unsigned char)0)
+
+#ifdef UCHAR_MAX
+# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
#else
-# include "unixish.h"
+# ifdef MAXUCHAR
+# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
+# else
+# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
+# endif
#endif
+
+/*
+ * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
+ * ambiguous. It may be equivalent to (signed char) or (unsigned char)
+ * depending on local options. Until Configure detects this (or at least
+ * detects whether the "signed" keyword is available) the CHAR ranges
+ * will not be included. UCHAR functions normally.
+ * - kja
+ */
+
+#define PERL_USHORT_MIN ((unsigned short)0)
-#ifndef HAS_PAUSE
-#define pause() sleep((32767<<16)+32767)
+#ifdef USHORT_MAX
+# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
+#else
+# ifdef MAXUSHORT
+# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
+# else
+# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
+# endif
#endif
-#ifndef IOCPARM_LEN
-# ifdef IOCPARM_MASK
- /* on BSDish systes we're safe */
-# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
-# else
- /* otherwise guess at what's safe */
-# define IOCPARM_LEN(x) 256
-# endif
+#ifdef SHORT_MAX
+# define PERL_SHORT_MAX ((short)SHORT_MAX)
+#else
+# ifdef MAXSHORT /* Often used in <values.h> */
+# define PERL_SHORT_MAX ((short)MAXSHORT)
+# else
+# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
+# endif
+#endif
+
+#ifdef SHORT_MIN
+# define PERL_SHORT_MIN ((short)SHORT_MIN)
+#else
+# ifdef MINSHORT
+# define PERL_SHORT_MIN ((short)MINSHORT)
+# else
+# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef UINT_MAX
+# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
+#else
+# ifdef MAXUINT
+# define PERL_UINT_MAX ((unsigned int)MAXUINT)
+# else
+# define PERL_UINT_MAX (~(unsigned int)0)
+# endif
+#endif
+
+#define PERL_UINT_MIN ((unsigned int)0)
+
+#ifdef INT_MAX
+# define PERL_INT_MAX ((int)INT_MAX)
+#else
+# ifdef MAXINT /* Often used in <values.h> */
+# define PERL_INT_MAX ((int)MAXINT)
+# else
+# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
+# endif
+#endif
+
+#ifdef INT_MIN
+# define PERL_INT_MIN ((int)INT_MIN)
+#else
+# ifdef MININT
+# define PERL_INT_MIN ((int)MININT)
+# else
+# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef ULONG_MAX
+# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
+#else
+# ifdef MAXULONG
+# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
+# else
+# define PERL_ULONG_MAX (~(unsigned long)0)
+# endif
+#endif
+
+#define PERL_ULONG_MIN ((unsigned long)0L)
+
+#ifdef LONG_MAX
+# define PERL_LONG_MAX ((long)LONG_MAX)
+#else
+# ifdef MAXLONG /* Often used in <values.h> */
+# define PERL_LONG_MAX ((long)MAXLONG)
+# else
+# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
+# endif
+#endif
+
+#ifdef LONG_MIN
+# define PERL_LONG_MIN ((long)LONG_MIN)
+#else
+# ifdef MINLONG
+# define PERL_LONG_MIN ((long)MINLONG)
+# else
+# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef HAS_QUAD
+
+# ifdef UQUAD_MAX
+# define PERL_UQUAD_MAX ((UV)UQUAD_MAX)
+# else
+# define PERL_UQUAD_MAX (~(UV)0)
+# endif
+
+# define PERL_UQUAD_MIN ((UV)0)
+
+# ifdef QUAD_MAX
+# define PERL_QUAD_MAX ((IV)QUAD_MAX)
+# else
+# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
+# endif
+
+# ifdef QUAD_MIN
+# define PERL_QUAD_MIN ((IV)QUAD_MIN)
+# else
+# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
+# endif
+
#endif
typedef MEM_SIZE STRLEN;
typedef struct svop SVOP;
typedef struct gvop GVOP;
typedef struct pvop PVOP;
-typedef struct cvop CVOP;
typedef struct loop LOOP;
typedef struct Outrec Outrec;
-typedef struct lstring Lstring;
typedef struct interpreter PerlInterpreter;
typedef struct ff FF;
typedef struct sv SV;
typedef struct cv CV;
typedef struct regexp REGEXP;
typedef struct gp GP;
-typedef struct sv GV;
+typedef struct gv GV;
typedef struct io IO;
typedef struct context CONTEXT;
typedef struct block BLOCK;
typedef struct xrv XRV;
typedef struct xpv XPV;
typedef struct xpviv XPVIV;
+typedef struct xpvuv XPVUV;
typedef struct xpvnv XPVNV;
typedef struct xpvmg XPVMG;
typedef struct xpvlv XPVLV;
typedef union any ANY;
#include "handy.h"
+
+typedef I32 (*filter_t) _((int, SV *, int));
+#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
+#define FILTER_DATA(idx) (AvARRAY(rsfp_filters)[idx])
+#define FILTER_ISREADER(idx) (idx >= AvFILL(rsfp_filters))
+
+#ifdef DOSISH
+# if defined(OS2)
+# include "os2ish.h"
+# else
+# include "dosish.h"
+# endif
+#else
+# if defined(VMS)
+# include "vmsish.h"
+# else
+# if defined(PLAN9)
+# include "./plan9/plan9ish.h"
+# else
+# include "unixish.h"
+# endif
+# endif
+#endif
+
+#ifdef VMS
+# define STATUS_NATIVE statusvalue_vms
+# define STATUS_NATIVE_EXPORT \
+ ((I32)statusvalue_vms == -1 ? 44 : statusvalue_vms)
+# define STATUS_NATIVE_SET(n) \
+ STMT_START { \
+ statusvalue_vms = (n); \
+ if ((I32)statusvalue_vms == -1) \
+ statusvalue = -1; \
+ else if (statusvalue_vms & STS$M_SUCCESS) \
+ statusvalue = 0; \
+ else if ((statusvalue_vms & STS$M_SEVERITY) == 0) \
+ statusvalue = 1 << 8; \
+ else \
+ statusvalue = (statusvalue_vms & STS$M_SEVERITY) << 8; \
+ } STMT_END
+# define STATUS_POSIX statusvalue
+# ifdef VMSISH_STATUS
+# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
+# else
+# define STATUS_CURRENT STATUS_POSIX
+# endif
+# define STATUS_POSIX_SET(n) \
+ STMT_START { \
+ statusvalue = (n); \
+ if (statusvalue != -1) { \
+ statusvalue &= 0xFFFF; \
+ statusvalue_vms = statusvalue ? 44 : 1; \
+ } \
+ else statusvalue_vms = -1; \
+ } STMT_END
+# define STATUS_ALL_SUCCESS (statusvalue = 0, statusvalue_vms = 1)
+# define STATUS_ALL_FAILURE (statusvalue = 1, statusvalue_vms = 44)
+#else
+# define STATUS_NATIVE STATUS_POSIX
+# define STATUS_NATIVE_EXPORT STATUS_POSIX
+# define STATUS_NATIVE_SET STATUS_POSIX_SET
+# define STATUS_POSIX statusvalue
+# define STATUS_POSIX_SET(n) \
+ STMT_START { \
+ statusvalue = (n); \
+ if (statusvalue != -1) \
+ statusvalue &= 0xFFFF; \
+ } STMT_END
+# define STATUS_CURRENT STATUS_POSIX
+# define STATUS_ALL_SUCCESS (statusvalue = 0)
+# define STATUS_ALL_FAILURE (statusvalue = 1)
+#endif
+
+/* Some unistd.h's give a prototype for pause() even though
+ HAS_PAUSE ends up undefined. This causes the #define
+ below to be rejected by the compmiler. Sigh.
+*/
+#ifdef HAS_PAUSE
+#define Pause pause
+#else
+#define Pause() sleep((32767<<16)+32767)
+#endif
+
+#ifndef IOCPARM_LEN
+# ifdef IOCPARM_MASK
+ /* on BSDish systes we're safe */
+# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
+# else
+ /* otherwise guess at what's safe */
+# define IOCPARM_LEN(x) 256
+# endif
+#endif
+
union any {
void* any_ptr;
I32 any_i32;
+ IV any_iv;
+ long any_long;
+ void (*any_dptr) _((void*));
};
+/* Work around some cygwin32 problems with importing global symbols */
+#if defined(CYGWIN32) && defined(DLLIMPORT)
+# include "cw32imp.h"
+#endif
+
#include "regexp.h"
#include "sv.h"
#include "util.h"
#include "mg.h"
#include "scope.h"
-#if defined(iAPX286) || defined(M_I286) || defined(I80286)
-# define I286
+/* work around some libPW problems */
+#ifdef DOINIT
+EXT char Error[1];
#endif
-#ifndef STANDARD_C
-# ifdef CHARSPRINTF
- char *sprintf P((char *, ...));
-# else
- int sprintf P((char *, ...));
-# endif
+#if defined(iAPX286) || defined(M_I286) || defined(I80286)
+# define I286
#endif
#if defined(htonl) && !defined(HAS_HTONL)
#define U_I(what) ((unsigned int)(what))
#define U_L(what) ((U32)(what))
#else
-U32 cast_ulong P((double));
-#define U_S(what) ((U16)cast_ulong(what))
-#define U_I(what) ((unsigned int)cast_ulong(what))
-#define U_L(what) (cast_ulong(what))
+# ifdef __cplusplus
+ extern "C" {
+# endif
+U32 cast_ulong _((double));
+# ifdef __cplusplus
+ }
+# endif
+#define U_S(what) ((U16)cast_ulong((double)(what)))
+#define U_I(what) ((unsigned int)cast_ulong((double)(what)))
+#define U_L(what) (cast_ulong((double)(what)))
#endif
#ifdef CASTI32
#define I_32(what) ((I32)(what))
+#define I_V(what) ((IV)(what))
+#define U_V(what) ((UV)(what))
#else
-I32 cast_i32 P((double));
-#define I_32(what) (cast_i32(what))
+# ifdef __cplusplus
+ extern "C" {
+# endif
+I32 cast_i32 _((double));
+IV cast_iv _((double));
+UV cast_uv _((double));
+# ifdef __cplusplus
+ }
+# endif
+#define I_32(what) (cast_i32((double)(what)))
+#define I_V(what) (cast_iv((double)(what)))
+#define U_V(what) (cast_uv((double)(what)))
#endif
struct Outrec {
# define MAXSYSFD 2
#endif
-#ifndef DOSISH
-#define TMPPATH "/tmp/perl-eXXXXXX"
-#else
-#define TMPPATH "plXXXXXX"
-#endif /* MSDOS */
+#ifndef TMPPATH
+# define TMPPATH "/tmp/perl-eXXXXXX"
+#endif
#ifndef __cplusplus
-UIDTYPE getuid P(());
-UIDTYPE geteuid P(());
-GIDTYPE getgid P(());
-GIDTYPE getegid P(());
+Uid_t getuid _((void));
+Uid_t geteuid _((void));
+Gid_t getgid _((void));
+Gid_t getegid _((void));
#endif
#ifdef DEBUGGING
+#ifndef Perl_debug_log
+#define Perl_debug_log PerlIO_stderr()
+#endif
#define YYDEBUG 1
#define DEB(a) a
#define DEBUG(a) if (debug) a
#define DEBUG_o(a) if (debug & 16) a
#define DEBUG_c(a) if (debug & 32) a
#define DEBUG_P(a) if (debug & 64) a
-#define DEBUG_m(a) if (debug & 128) a
+#define DEBUG_m(a) if (curinterp && debug & 128) a
#define DEBUG_f(a) if (debug & 256) a
#define DEBUG_r(a) if (debug & 512) a
#define DEBUG_x(a) if (debug & 1024) a
#endif
#define YYMAXDEPTH 300
+#ifndef assert /* <assert.h> might have been included somehow */
#define assert(what) DEB( { \
if (!(what)) { \
croak("Assertion failed: file \"%s\", line %d", \
__FILE__, __LINE__); \
exit(1); \
}})
+#endif
struct ufuncs {
- I32 (*uf_val)P((I32, SV*));
- I32 (*uf_set)P((I32, SV*));
- I32 uf_index;
+ I32 (*uf_val)_((IV, SV*));
+ I32 (*uf_set)_((IV, SV*));
+ IV uf_index;
};
/* Fix these up for __STDC__ */
-char *mktemp P((char*));
-double atof P((const char*));
+#ifndef DONT_DECLARE_STD
+char *mktemp _((char*));
+double atof _((const char*));
+#endif
#ifndef STANDARD_C
/* All of these are in stdlib.h or time.h for ANSI C */
-long time();
+Time_t time();
struct tm *gmtime(), *localtime();
char *strchr(), *strrchr();
char *strcpy(), *strcat();
# ifdef __cplusplus
extern "C" {
# endif
- double exp P((double));
- double log P((double));
- double sqrt P((double));
- double modf P((double,double*));
- double sin P((double));
- double cos P((double));
- double atan2 P((double,double));
- double pow P((double,double));
+ double exp _((double));
+ double log _((double));
+ double sqrt _((double));
+ double modf _((double,double*));
+ double sin _((double));
+ double cos _((double));
+ double atan2 _((double,double));
+ double pow _((double,double));
# ifdef __cplusplus
};
# endif
#endif
+#ifndef __cplusplus
+#ifdef __NeXT__ /* or whatever catches all NeXTs */
+char *crypt (); /* Maybe more hosts will need the unprototyped version */
+#else
+char *crypt _((const char*, const char*));
+#endif
+#ifndef DONT_DECLARE_STD
+#ifndef getenv
+char *getenv _((const char*));
+#endif
+Off_t lseek _((int,Off_t,int));
+#endif
+char *getlogin _((void));
+#endif
-char *crypt P((const char*, const char*));
-char *getenv P((const char*));
-long lseek P((int,off_t,int));
-char *getlogin P((void));
-
-#ifdef EUNICE
+#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
#define UNLINK unlnk
-int unlnk P((char*));
+I32 unlnk _((char*));
#else
#define UNLINK unlink
#endif
#ifndef HAS_SETREUID
-#ifdef HAS_SETRESUID
-#define setreuid(r,e) setresuid(r,e,-1)
-#define HAS_SETREUID
-#endif
+# ifdef HAS_SETRESUID
+# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
+# define HAS_SETREUID
+# endif
#endif
#ifndef HAS_SETREGID
-#ifdef HAS_SETRESGID
-#define setregid(r,e) setresgid(r,e,-1)
-#define HAS_SETREGID
+# ifdef HAS_SETRESGID
+# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
+# define HAS_SETREGID
+# endif
#endif
+
+typedef Signal_t (*Sighandler_t) _((int));
+
+#ifdef HAS_SIGACTION
+typedef struct sigaction Sigsave_t;
+#else
+typedef Sighandler_t Sigsave_t;
#endif
#define SCAN_DEF 0
#define SCAN_REPL 2
#ifdef DEBUGGING
-#define PAD_SV(po) pad_sv(po)
+# ifndef register
+# define register
+# endif
+# ifdef MYMALLOC
+# ifndef DEBUGGING_MSTATS
+# define DEBUGGING_MSTATS
+# endif
+# endif
+# define PAD_SV(po) pad_sv(po)
#else
-#define PAD_SV(po) curpad[po]
+# define PAD_SV(po) curpad[po]
#endif
/****************/
/****************/
/* global state */
-EXT PerlInterpreter *curinterp; /* currently running interpreter */
+EXT PerlInterpreter * curinterp; /* currently running interpreter */
+/* VMS doesn't use environ array and NeXT has problems with crt0.o globals */
+#if !defined(VMS) && !(defined(NeXT) && defined(__DYNAMIC__))
+#ifndef DONT_DECLARE_STD
extern char ** environ; /* environment variables supplied via exec */
+#endif
+#else
+# if defined(NeXT) && defined(__DYNAMIC__)
+
+# include <mach-o/dyld.h>
+EXT char *** environ_pointer;
+# define environ (*environ_pointer)
+# endif
+#endif /* environ processing */
+
EXT int uid; /* current real user id */
EXT int euid; /* current effective user id */
EXT int gid; /* current real group id */
EXT bool nomemok; /* let malloc context handle nomem */
EXT U32 an; /* malloc sequence number */
EXT U32 cop_seqmax; /* statement sequence number */
-EXT U32 op_seqmax; /* op sequence number */
+EXT U16 op_seqmax; /* op sequence number */
EXT U32 evalseq; /* eval sequence number */
EXT U32 sub_generation; /* inc to force methods to be looked up again */
EXT char ** origenviron;
EXT U32 origalen;
-
-EXT I32 * xiv_root; /* free xiv list--shared by interpreters */
+EXT HV * pidstatus; /* pid-to-status mappings for waitpid */
+EXT U32 * profiledata;
+EXT int maxo INIT(MAXO);/* Number of ops */
+EXT char * osname; /* operating system */
+EXT char * sh_path INIT(SH_PATH); /* full path of shell */
+
+EXT XPV* xiv_arenaroot; /* list of allocated xiv areas */
+EXT IV ** xiv_root; /* free xiv list--shared by interpreters */
EXT double * xnv_root; /* free xnv list--shared by interpreters */
EXT XRV * xrv_root; /* free xrv list--shared by interpreters */
EXT XPV * xpv_root; /* free xpv list--shared by interpreters */
+EXT HE * he_root; /* free he list--shared by interpreters */
+EXT char * nice_chunk; /* a nice chunk of memory to reuse */
+EXT U32 nice_chunk_size;/* how nice the chunk of memory is */
/* Stack for currently executing thread--context switch must handle this. */
EXT SV ** stack_base; /* stack->array_ary */
/* temp space */
EXT SV * Sv;
EXT XPV * Xpv;
-EXT char buf[1024];
+EXT char buf[2048]; /* should be longer than PATH_MAX */
EXT char tokenbuf[256];
EXT struct stat statbuf;
-#ifndef MSDOS
+#ifdef HAS_TIMES
EXT struct tms timesbuf;
#endif
EXT STRLEN na; /* for use in SvPV when length is Not Applicable */
EXT char * dc;
/* handy constants */
-EXT char * Yes INIT("1");
-EXT char * No INIT("");
-EXT char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx");
-EXT char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}");
-EXT char * vert INIT("|");
-
-EXT char warn_uninit[]
- INIT("Use of uninitialized variable");
-EXT char warn_nosemi[]
+EXTCONST char * Yes INIT("1");
+EXTCONST char * No INIT("");
+EXTCONST char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx");
+EXTCONST char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}");
+EXTCONST char * vert INIT("|");
+
+EXTCONST char warn_uninit[]
+ INIT("Use of uninitialized value");
+EXTCONST char warn_nosemi[]
INIT("Semicolon seems to be missing");
-EXT char warn_reserved[]
+EXTCONST char warn_reserved[]
INIT("Unquoted string \"%s\" may clash with future reserved word");
-EXT char warn_nl[]
+EXTCONST char warn_nl[]
INIT("Unsuccessful %s on filename containing newline");
-EXT char no_usym[]
+EXTCONST char no_wrongref[]
+ INIT("Can't use %s ref as %s ref");
+EXTCONST char no_symref[]
+ INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
+EXTCONST char no_usym[]
INIT("Can't use an undefined value as %s reference");
-EXT char no_aelem[]
+EXTCONST char no_aelem[]
INIT("Modification of non-creatable array value attempted, subscript %d");
-EXT char no_helem[]
+EXTCONST char no_helem[]
INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
-EXT char no_modify[]
+EXTCONST char no_modify[]
INIT("Modification of a read-only value attempted");
-EXT char no_mem[]
+EXTCONST char no_mem[]
INIT("Out of memory!\n");
-EXT char no_security[]
+EXTCONST char no_security[]
INIT("Insecure dependency in %s%s");
-EXT char no_sock_func[]
+EXTCONST char no_sock_func[]
INIT("Unsupported socket function \"%s\" called");
-EXT char no_dir_func[]
+EXTCONST char no_dir_func[]
INIT("Unsupported directory function \"%s\" called");
-EXT char no_func[]
+EXTCONST char no_func[]
INIT("The %s function is unimplemented");
+EXTCONST char no_myglob[]
+ INIT("\"my\" variable %s can't be in a package");
EXT SV sv_undef;
EXT SV sv_no;
#endif
#ifdef DOINIT
-EXT char *sig_name[] = {
- SIG_NAME,0
-};
+EXT char *sig_name[] = { SIG_NAME };
+EXT int sig_num[] = { SIG_NUM };
+EXT SV * psig_ptr[sizeof(sig_num)/sizeof(*sig_num)];
+EXT SV * psig_name[sizeof(sig_num)/sizeof(*sig_num)];
#else
EXT char *sig_name[];
+EXT int sig_num[];
+EXT SV * psig_ptr[];
+EXT SV * psig_name[];
#endif
+/* fast case folding tables */
+
#ifdef DOINIT
-EXT unsigned char fold[] = { /* fast case folding table */
+EXTCONST unsigned char fold[] = {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
248, 249, 250, 251, 252, 253, 254, 255
};
#else
-EXT unsigned char fold[];
+EXTCONST unsigned char fold[];
#endif
#ifdef DOINIT
-EXT unsigned char freq[] = { /* letter frequencies for mixed English/C */
+EXT unsigned char fold_locale[] = {
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, 33, 34, 35, 36, 37, 38, 39,
+ 40, 41, 42, 43, 44, 45, 46, 47,
+ 48, 49, 50, 51, 52, 53, 54, 55,
+ 56, 57, 58, 59, 60, 61, 62, 63,
+ 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
+ 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
+ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
+ 'x', 'y', 'z', 91, 92, 93, 94, 95,
+ 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
+ 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
+ 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
+ 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
+ 128, 129, 130, 131, 132, 133, 134, 135,
+ 136, 137, 138, 139, 140, 141, 142, 143,
+ 144, 145, 146, 147, 148, 149, 150, 151,
+ 152, 153, 154, 155, 156, 157, 158, 159,
+ 160, 161, 162, 163, 164, 165, 166, 167,
+ 168, 169, 170, 171, 172, 173, 174, 175,
+ 176, 177, 178, 179, 180, 181, 182, 183,
+ 184, 185, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 199,
+ 200, 201, 202, 203, 204, 205, 206, 207,
+ 208, 209, 210, 211, 212, 213, 214, 215,
+ 216, 217, 218, 219, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228, 229, 230, 231,
+ 232, 233, 234, 235, 236, 237, 238, 239,
+ 240, 241, 242, 243, 244, 245, 246, 247,
+ 248, 249, 250, 251, 252, 253, 254, 255
+};
+#else
+EXT unsigned char fold_locale[];
+#endif
+
+#ifdef DOINIT
+EXTCONST unsigned char freq[] = { /* letter frequencies for mixed English/C */
1, 2, 84, 151, 154, 155, 156, 157,
165, 246, 250, 3, 158, 7, 18, 29,
40, 51, 62, 73, 85, 96, 107, 118,
138, 139, 141, 142, 143, 144, 145, 146
};
#else
-EXT unsigned char freq[];
+EXTCONST unsigned char freq[];
#endif
#ifdef DEBUGGING
#ifdef DOINIT
-EXT char* block_type[] = {
+EXTCONST char* block_type[] = {
"NULL",
"SUB",
"EVAL",
"BLOCK",
};
#else
-EXT char* block_type[];
+EXTCONST char* block_type[];
#endif
#endif
/*****************************************************************************/
/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
+#include "perly.h"
+
typedef enum {
XOPERATOR,
XTERM,
XREF,
XSTATE,
XBLOCK,
+ XTERMBLOCK
} expectation;
-EXT FILE * VOL rsfp INIT(Nullfp);
+EXT U32 lex_state; /* next token is determined */
+EXT U32 lex_defer; /* state after determined token */
+EXT expectation lex_expect; /* expect after determined token */
+EXT I32 lex_brackets; /* bracket count */
+EXT I32 lex_formbrack; /* bracket count at outer format level */
+EXT I32 lex_fakebrack; /* outer bracket is mere delimiter */
+EXT I32 lex_casemods; /* casemod count */
+EXT I32 lex_dojoin; /* doing an array interpolation */
+EXT I32 lex_starts; /* how many interps done on level */
+EXT SV * lex_stuff; /* runtime pattern from m// or s/// */
+EXT SV * lex_repl; /* runtime replacement from s/// */
+EXT OP * lex_op; /* extra info to pass back on op */
+EXT OP * lex_inpat; /* in pattern $) and $| are special */
+EXT I32 lex_inwhat; /* what kind of quoting are we in */
+EXT char * lex_brackstack; /* what kind of brackets to pop */
+EXT char * lex_casestack; /* what kind of case mods in effect */
+
+/* What we know when we're in LEX_KNOWNEXT state. */
+EXT YYSTYPE nextval[5]; /* value of next token, if any */
+EXT I32 nexttype[5]; /* type of next token */
+EXT I32 nexttoke;
+
+EXT PerlIO * VOL rsfp INIT(Nullfp);
EXT SV * linestr;
EXT char * bufptr;
EXT char * oldbufptr;
EXT char * oldoldbufptr;
EXT char * bufend;
EXT expectation expect INIT(XSTATE); /* how to interpret ambiguous tokens */
+EXT AV * rsfp_filters;
EXT I32 multi_start; /* 1st line of multi-line string */
EXT I32 multi_end; /* last line of multi-line string */
EXT I32 subline; /* line this subroutine began on */
EXT SV * subname; /* name of current subroutine */
+EXT CV * compcv; /* currently compiling subroutine */
EXT AV * comppad; /* storage for lexically scoped temporaries */
EXT AV * comppad_name; /* variable names for "my" variables */
EXT I32 comppad_name_fill;/* last "introduced" variable offset */
+EXT I32 comppad_name_floor;/* start of vars in innermost block */
EXT I32 min_intro_pending;/* start of vars to introduce */
EXT I32 max_intro_pending;/* end of vars to introduce */
EXT I32 padix; /* max used index in current "register" pad */
+EXT I32 padix_floor; /* how low may inner block reset padix */
+EXT I32 pad_reset_pending; /* reset pad on next attempted alloc */
EXT COP compiling;
-EXT SV * evstr; /* op_fold_const() temp string cache */
EXT I32 thisexpr; /* name id for nothing_in_common() */
EXT char * last_uni; /* position of last named-unary operator */
EXT char * last_lop; /* position of last list operator */
EXT OPCODE last_lop_op; /* last list operator */
-EXT bool in_format; /* we're compiling a run_format */
EXT bool in_my; /* we're compiling a "my" declaration */
-EXT I32 needblockscope INIT(TRUE); /* block overhead needed? */
#ifdef FCRYPT
EXT I32 cryptseen; /* has fast crypt() been initialized? */
#endif
+EXT U32 hints; /* various compilation flags */
+
+ /* Note: the lowest 8 bits are reserved for
+ stuffing into op->op_private */
+#define HINT_INTEGER 0x00000001
+#define HINT_STRICT_REFS 0x00000002
+
+#define HINT_BLOCK_SCOPE 0x00000100
+#define HINT_STRICT_SUBS 0x00000200
+#define HINT_STRICT_VARS 0x00000400
+#define HINT_LOCALE 0x00000800
+
/**************************************************************************/
/* This regexp stuff is global since it always happens within 1 expr eval */
/**************************************************************************/
EXT I32 regnpar; /* () count. */
EXT char * regcode; /* Code-emit pointer; ®dummy = don't. */
EXT I32 regsize; /* Code size. */
-EXT I32 regfold; /* are we folding? */
-EXT I32 regsawbracket; /* Did we do {d,d} trick? */
+EXT I32 regnaughty; /* How bad is this pattern? */
EXT I32 regsawback; /* Did we see \1, ...? */
EXT char * reginput; /* String-input pointer. */
-EXT char regprev; /* char before regbol, \n if none */
EXT char * regbol; /* Beginning of input, for ^ check. */
EXT char * regeol; /* End of input, for $ check. */
EXT char ** regstartp; /* Pointer to startp array. */
EXT char ** regendp; /* Ditto for endp. */
-EXT char * reglastparen; /* Similarly for lastparen. */
+EXT U32 * reglastparen; /* Similarly for lastparen. */
EXT char * regtill; /* How far we are required to go. */
-EXT I32 regmyp_size;
-EXT char ** regmystartp;
-EXT char ** regmyendp;
+EXT U16 regflags; /* are we folding, multilining? */
+EXT char regprev; /* char before regbol, \n if none */
+
+EXT bool do_undump; /* -u or dump seen? */
+EXT VOL U32 debug;
/***********************************************/
/* Global only to current interpreter instance */
IEXT GV * Isiggv;
IEXT GV * Iincgv;
IEXT char * Iorigfilename;
+IEXT SV * Idiehook;
+IEXT SV * Iwarnhook;
+IEXT SV * Iparsehook;
+
+/* Various states of an input record separator SV (rs, nrs) */
+#define RsSNARF(sv) (! SvOK(sv))
+#define RsSIMPLE(sv) (SvOK(sv) && SvCUR(sv))
+#define RsPARA(sv) (SvOK(sv) && ! SvCUR(sv))
/* switches */
IEXT char * Icddir;
IEXT bool Iminus_c;
-IEXT char Ipatchlevel[6];
-IEXT char * Inrs IINIT("\n");
-IEXT U32 Inrschar IINIT('\n'); /* final char of rs, or 0777 if none */
-IEXT I32 Inrslen IINIT(1);
+IEXT char Ipatchlevel[10];
+IEXT char ** Ilocalpatches;
+IEXT SV * Inrs;
IEXT char * Isplitstr IINIT(" ");
IEXT bool Ipreprocess;
IEXT bool Iminus_n;
IEXT bool Idoextract;
IEXT bool Isawampersand; /* must save all match strings */
IEXT bool Isawstudy; /* do fbm_instr on all strings */
-IEXT bool Isawi; /* study must assume case insensitive */
IEXT bool Isawvec;
IEXT bool Iunsafe;
-IEXT bool Ido_undump; /* -u or dump seen? */
IEXT char * Iinplace;
IEXT char * Ie_tmpname;
-IEXT FILE * Ie_fp;
-IEXT VOL U32 Idebug;
+IEXT PerlIO * Ie_fp;
IEXT U32 Iperldb;
+ /* This value may be raised by extensions for testing purposes */
+IEXT int Iperl_destruct_level IINIT(0); /* 0=none, 1=full, 2=full with checks */
/* magical thingies */
-IEXT time_t Ibasetime; /* $^T */
-IEXT I32 Iarybase; /* $[ */
+IEXT Time_t Ibasetime; /* $^T */
IEXT SV * Iformfeed; /* $^L */
IEXT char * Ichopset IINIT(" \n-"); /* $: */
-IEXT char * Irs IINIT("\n"); /* $/ */
-IEXT U32 Irschar IINIT('\n'); /* final char of rs, or 0777 if none */
-IEXT STRLEN Irslen IINIT(1);
-IEXT bool Irspara;
+IEXT SV * Irs; /* $/ */
IEXT char * Iofs; /* $, */
IEXT STRLEN Iofslen;
IEXT char * Iors; /* $\ */
IEXT STRLEN Iorslen;
IEXT char * Iofmt; /* $# */
IEXT I32 Imaxsysfd IINIT(MAXSYSFD); /* top fd to pass to subprocesses */
-IEXT int Imultiline; /* $*--do strings hold >1 line? */
-IEXT U16 Istatusvalue; /* $? */
+IEXT int Imultiline; /* $*--do strings hold >1 line? */
+IEXT I32 Istatusvalue; /* $? */
+#ifdef VMS
+IEXT U32 Istatusvalue_vms;
+#endif
IEXT struct stat Istatcache; /* _ */
IEXT GV * Istatgv;
IEXT GV * Idefgv;
IEXT GV * Iargvgv;
IEXT GV * Idefoutgv;
-IEXT GV * Icuroutgv;
IEXT GV * Iargvoutgv;
/* shortcuts to regexp stuff */
IEXT I32 Imaxscream IINIT(-1);
IEXT SV * Ilastscream;
+/* shortcuts to misc objects */
+IEXT GV * Ierrgv;
+
/* shortcuts to debugging objects */
IEXT GV * IDBgv;
IEXT GV * IDBline;
IEXT SV * Icurstname; /* name of current package */
IEXT AV * Ibeginav; /* names of BEGIN subroutines */
IEXT AV * Iendav; /* names of END subroutines */
-IEXT AV * Ipad; /* storage for lexically scoped temporaries */
-IEXT AV * Ipadname; /* variable names for "my" variables */
+IEXT HV * Istrtab; /* shared string table */
/* memory management */
IEXT SV ** Itmps_stack;
IEXT I32 Itmps_floor IINIT(-1);
IEXT I32 Itmps_max;
IEXT I32 Isv_count; /* how many SV* are currently allocated */
-IEXT I32 Isv_rvcount; /* how many RV* are currently allocated */
+IEXT I32 Isv_objcount; /* how many objects are currently allocated */
IEXT SV* Isv_root; /* storage for SVs belonging to interp */
IEXT SV* Isv_arenaroot; /* list of areas for garbage collection */
/* subprocess state */
IEXT AV * Ifdpid; /* keep fd-to-pid mappings for my_popen */
-IEXT HV * Ipidstatus; /* keep pid-to-status mappings for waitpid */
/* internal state */
IEXT VOL int Iin_eval; /* trap "fatal" errors? */
IEXT OP * Irestartop; /* Are we propagating an error from croak? */
IEXT int Idelaymagic; /* ($<,$>) = ... */
IEXT bool Idirty; /* In the middle of tearing things down? */
-IEXT bool Ilocalizing; /* are we processing a local() list? */
+IEXT U8 Ilocalizing; /* are we processing a local() list? */
IEXT bool Itainted; /* using variables controlled by $< */
IEXT bool Itainting; /* doing taint checks */
+IEXT char * Iop_mask IINIT(NULL); /* masked operations for safe evals */
/* trace state */
IEXT I32 Idlevel;
IEXT char * Idebdelim;
/* current interpreter roots */
+IEXT CV * Imain_cv;
IEXT OP * Imain_root;
IEXT OP * Imain_start;
IEXT OP * Ieval_root;
/* runtime control stuff */
IEXT COP * VOL Icurcop IINIT(&compiling);
+IEXT COP * Icurcopdb IINIT(NULL);
IEXT line_t Icopline IINIT(NOLINE);
IEXT CONTEXT * Icxstack;
IEXT I32 Icxstack_ix IINIT(-1);
IEXT I32 Icxstack_max IINIT(128);
-IEXT jmp_buf Itop_env;
+IEXT JMPENV Istart_env; /* empty startup sigjmp() environment */
+IEXT JMPENV * Itop_env; /* ptr. to current sigjmp() environment */
+IEXT I32 Irunlevel;
/* stack stuff */
-IEXT AV * Istack; /* THE STACK */
+IEXT AV * Icurstack; /* THE STACK */
IEXT AV * Imainstack; /* the stack when nothing funny is happening */
IEXT SV ** Imystack_base; /* stack->array_ary */
IEXT SV ** Imystack_sp; /* stack pointer now */
IEXT PMOP * Ioldlastpm; /* for saving regexp context during debugger */
IEXT I32 Igensym; /* next symbol for getsym() to define */
IEXT bool Ipreambled;
+IEXT AV * Ipreambleav;
IEXT int Ilaststatval IINIT(-1);
IEXT I32 Ilaststype IINIT(OP_STAT);
extern "C" {
#endif
-#ifdef STANDARD_C
-# include <stdarg.h>
+#include "proto.h"
+
+#ifdef EMBED
+#define Perl_sv_setptrobj(rv,ptr,name) Perl_sv_setref_iv(rv,name,(IV)ptr)
+#define Perl_sv_setptrref(rv,ptr) Perl_sv_setref_iv(rv,Nullch,(IV)ptr)
#else
-# ifdef I_VARARGS
-# include <varargs.h>
-# endif
+#define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,(IV)ptr)
+#define sv_setptrref(rv,ptr) sv_setref_iv(rv,Nullch,(IV)ptr)
#endif
-#include "proto.h"
-
#ifdef __cplusplus
};
#endif
/* The following must follow proto.h */
#ifdef DOINIT
-MGVTBL vtbl_sv = {magic_get,
+
+EXT MGVTBL vtbl_sv = {magic_get,
magic_set,
magic_len,
0, 0};
-MGVTBL vtbl_env = {0, 0, 0, 0, 0};
-MGVTBL vtbl_envelem = {0, magic_setenv,
- 0, 0, 0};
-MGVTBL vtbl_sig = {0, 0, 0, 0, 0};
-MGVTBL vtbl_sigelem = {0, magic_setsig,
- 0, 0, 0};
-MGVTBL vtbl_pack = {0, 0,
- 0, 0, 0};
-MGVTBL vtbl_packelem = {magic_getpack,
+EXT MGVTBL vtbl_env = {0, 0, 0, 0, 0};
+EXT MGVTBL vtbl_envelem = {0, magic_setenv,
+ 0, magic_clearenv,
+ 0};
+EXT MGVTBL vtbl_sig = {0, 0, 0, 0, 0};
+EXT MGVTBL vtbl_sigelem = {magic_getsig,
+ magic_setsig,
+ 0, magic_clearsig,
+ 0};
+EXT MGVTBL vtbl_pack = {0, 0, 0, magic_wipepack,
+ 0};
+EXT MGVTBL vtbl_packelem = {magic_getpack,
magic_setpack,
0, magic_clearpack,
0};
-MGVTBL vtbl_dbline = {0, magic_setdbline,
+EXT MGVTBL vtbl_dbline = {0, magic_setdbline,
0, 0, 0};
-MGVTBL vtbl_isa = {0, magic_setisa,
+EXT MGVTBL vtbl_isa = {0, magic_setisa,
0, 0, 0};
-MGVTBL vtbl_isaelem = {0, magic_setisa,
+EXT MGVTBL vtbl_isaelem = {0, magic_setisa,
0, 0, 0};
-MGVTBL vtbl_arylen = {magic_getarylen,
+EXT MGVTBL vtbl_arylen = {magic_getarylen,
magic_setarylen,
0, 0, 0};
-MGVTBL vtbl_glob = {magic_getglob,
+EXT MGVTBL vtbl_glob = {magic_getglob,
magic_setglob,
0, 0, 0};
-MGVTBL vtbl_mglob = {0, magic_setmglob,
+EXT MGVTBL vtbl_mglob = {0, magic_setmglob,
0, 0, 0};
-MGVTBL vtbl_taint = {magic_gettaint,magic_settaint,
+EXT MGVTBL vtbl_nkeys = {0, magic_setnkeys,
0, 0, 0};
-MGVTBL vtbl_substr = {0, magic_setsubstr,
+EXT MGVTBL vtbl_taint = {magic_gettaint,magic_settaint,
0, 0, 0};
-MGVTBL vtbl_vec = {0, magic_setvec,
+EXT MGVTBL vtbl_substr = {0, magic_setsubstr,
0, 0, 0};
-MGVTBL vtbl_bm = {0, magic_setbm,
+EXT MGVTBL vtbl_vec = {0, magic_setvec,
0, 0, 0};
-MGVTBL vtbl_uvar = {magic_getuvar,
+EXT MGVTBL vtbl_pos = {magic_getpos,
+ magic_setpos,
+ 0, 0, 0};
+EXT MGVTBL vtbl_bm = {0, magic_setbm,
+ 0, 0, 0};
+EXT MGVTBL vtbl_fm = {0, magic_setfm,
+ 0, 0, 0};
+EXT MGVTBL vtbl_uvar = {magic_getuvar,
magic_setuvar,
0, 0, 0};
-#else
+EXT MGVTBL vtbl_defelem = {magic_getdefelem,magic_setdefelem,
+ 0, 0, magic_freedefelem};
+
+#ifdef USE_LOCALE_COLLATE
+EXT MGVTBL vtbl_collxfrm = {0,
+ magic_setcollxfrm,
+ 0, 0, 0};
+#endif
+
+#ifdef OVERLOAD
+EXT MGVTBL vtbl_amagic = {0, magic_setamagic,
+ 0, 0, magic_setamagic};
+EXT MGVTBL vtbl_amagicelem = {0, magic_setamagic,
+ 0, 0, magic_setamagic};
+#endif /* OVERLOAD */
+
+#else /* !DOINIT */
+
EXT MGVTBL vtbl_sv;
EXT MGVTBL vtbl_env;
EXT MGVTBL vtbl_envelem;
EXT MGVTBL vtbl_arylen;
EXT MGVTBL vtbl_glob;
EXT MGVTBL vtbl_mglob;
+EXT MGVTBL vtbl_nkeys;
EXT MGVTBL vtbl_taint;
EXT MGVTBL vtbl_substr;
EXT MGVTBL vtbl_vec;
+EXT MGVTBL vtbl_pos;
EXT MGVTBL vtbl_bm;
+EXT MGVTBL vtbl_fm;
EXT MGVTBL vtbl_uvar;
+EXT MGVTBL vtbl_defelem;
+
+#ifdef USE_LOCALE_COLLATE
+EXT MGVTBL vtbl_collxfrm;
#endif
+
+#ifdef OVERLOAD
+EXT MGVTBL vtbl_amagic;
+EXT MGVTBL vtbl_amagicelem;
+#endif /* OVERLOAD */
+
+#endif /* !DOINIT */
+
+#ifdef OVERLOAD
+
+EXT long amagic_generation;
+
+#define NofAMmeth 58
+#ifdef DOINIT
+EXTCONST char * AMG_names[NofAMmeth] = {
+ "fallback", "abs", /* "fallback" should be the first. */
+ "bool", "nomethod",
+ "\"\"", "0+",
+ "+", "+=",
+ "-", "-=",
+ "*", "*=",
+ "/", "/=",
+ "%", "%=",
+ "**", "**=",
+ "<<", "<<=",
+ ">>", ">>=",
+ "&", "&=",
+ "|", "|=",
+ "^", "^=",
+ "<", "<=",
+ ">", ">=",
+ "==", "!=",
+ "<=>", "cmp",
+ "lt", "le",
+ "gt", "ge",
+ "eq", "ne",
+ "!", "~",
+ "++", "--",
+ "atan2", "cos",
+ "sin", "exp",
+ "log", "sqrt",
+ "x", "x=",
+ ".", ".=",
+ "=", "neg"
+};
+#else
+EXTCONST char * AMG_names[NofAMmeth];
+#endif /* def INITAMAGIC */
+
+struct am_table {
+ long was_ok_sub;
+ long was_ok_am;
+ U32 flags;
+ CV* table[NofAMmeth];
+ long fallback;
+};
+struct am_table_short {
+ long was_ok_sub;
+ long was_ok_am;
+ U32 flags;
+};
+typedef struct am_table AMT;
+typedef struct am_table_short AMTS;
+
+#define AMGfallNEVER 1
+#define AMGfallNO 2
+#define AMGfallYES 3
+
+#define AMTf_AMAGIC 1
+#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
+#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
+#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
+
+enum {
+ fallback_amg, abs_amg,
+ bool__amg, nomethod_amg,
+ string_amg, numer_amg,
+ add_amg, add_ass_amg,
+ subtr_amg, subtr_ass_amg,
+ mult_amg, mult_ass_amg,
+ div_amg, div_ass_amg,
+ mod_amg, mod_ass_amg,
+ pow_amg, pow_ass_amg,
+ lshift_amg, lshift_ass_amg,
+ rshift_amg, rshift_ass_amg,
+ band_amg, band_ass_amg,
+ bor_amg, bor_ass_amg,
+ bxor_amg, bxor_ass_amg,
+ lt_amg, le_amg,
+ gt_amg, ge_amg,
+ eq_amg, ne_amg,
+ ncmp_amg, scmp_amg,
+ slt_amg, sle_amg,
+ sgt_amg, sge_amg,
+ seq_amg, sne_amg,
+ not_amg, compl_amg,
+ inc_amg, dec_amg,
+ atan2_amg, cos_amg,
+ sin_amg, exp_amg,
+ log_amg, sqrt_amg,
+ repeat_amg, repeat_ass_amg,
+ concat_amg, concat_ass_amg,
+ copy_amg, neg_amg
+};
+
+/*
+ * some compilers like to redefine cos et alia as faster
+ * (and less accurate?) versions called F_cos et cetera (Quidquid
+ * latine dictum sit, altum viditur.) This trick collides with
+ * the Perl overloading (amg). The following #defines fool both.
+ */
+
+#ifdef _FASTMATH
+# ifdef atan2
+# define F_atan2_amg atan2_amg
+# endif
+# ifdef cos
+# define F_cos_amg cos_amg
+# endif
+# ifdef exp
+# define F_exp_amg exp_amg
+# endif
+# ifdef log
+# define F_log_amg log_amg
+# endif
+# ifdef pow
+# define F_pow_amg pow_amg
+# endif
+# ifdef sin
+# define F_sin_amg sin_amg
+# endif
+# ifdef sqrt
+# define F_sqrt_amg sqrt_amg
+# endif
+#endif /* _FASTMATH */
+
+#endif /* OVERLOAD */
+
+#ifdef USE_LOCALE_COLLATE
+EXT U32 collation_ix; /* Collation generation index */
+EXT char * collation_name; /* Name of current collation */
+EXT bool collation_standard INIT(TRUE); /* Assume simple collation */
+EXT Size_t collxfrm_base; /* Basic overhead in *xfrm() */
+EXT Size_t collxfrm_mult INIT(2); /* Expansion factor in *xfrm() */
+#endif /* USE_LOCALE_COLLATE */
+
+#ifdef USE_LOCALE_NUMERIC
+
+EXT char * numeric_name; /* Name of current numeric locale */
+EXT bool numeric_standard INIT(TRUE); /* Assume simple numerics */
+EXT bool numeric_local INIT(TRUE); /* Assume local numerics */
+
+#define SET_NUMERIC_STANDARD() \
+ STMT_START { \
+ if (! numeric_standard) \
+ perl_set_numeric_standard(); \
+ } STMT_END
+
+#define SET_NUMERIC_LOCAL() \
+ STMT_START { \
+ if (! numeric_local) \
+ perl_set_numeric_local(); \
+ } STMT_END
+
+#else /* !USE_LOCALE_NUMERIC */
+
+#define SET_NUMERIC_STANDARD() /**/
+#define SET_NUMERIC_LOCAL() /**/
+
+#endif /* !USE_LOCALE_NUMERIC */
+
+#if !defined(PERLIO_IS_STDIO) && defined(HAS_ATTRIBUTE)
+/*
+ * Now we have __attribute__ out of the way
+ * Remap printf
+ */
+#define printf PerlIO_stdoutf
+#endif
+
+#endif /* Include guard */
+