-/* $Header: perl.h,v 1.0.1.2 88/01/24 03:53:47 root Exp $
+/* perl.h
*
- * $Log: perl.h,v $
- * Revision 1.0.1.2 88/01/24 03:53:47 root
- * patch 2: hid str_peek() in #ifdef DEBUGGING.
- *
- * Revision 1.0.1.1 88/01/21 21:29:23 root
- * No longer defines STDSTDIO--gets it from config.h now.
- *
- * Revision 1.0 87/12/18 13:05:38 root
- * Initial revision
- *
+ * Copyright (c) 1987-1994, 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.
+ *
+ */
+#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 MULTIPLICITY
+#undef EMBED
+#undef USE_STDIO
+#define USE_STDIO
+#endif /* PERL_FOR_X2P */
+
+/*
+ * 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
-#define DEBUGGING
+#include "embed.h"
#define VOIDUSED 1
#include "config.h"
-#ifndef BCOPY
-# define bcopy(s1,s2,l) memcpy(s2,s1,l);
-# define bzero(s,l) memset(s,0,l);
+#ifndef BYTEORDER
+# define BYTEORDER 0x1234
+#endif
+
+/* Overall memory policy? */
+#ifndef CONSERVATIVE
+# define LIBERAL 1
#endif
-#include <stdio.h>
+/*
+ * The following contortions are brought to you on behalf of all the
+ * standards, semi-standards, de facto standards, not-so-de-facto standards
+ * of the world, as well as all the other botches anyone ever thought of.
+ * The basic theory is that if we work hard enough here, the rest of the
+ * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
+ */
+
+/* define this once if either system, instead of cluttering up the src */
+#if defined(MSDOS) || defined(atarist)
+#define DOSISH 1
+#endif
+
+#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus)
+# define STANDARD_C 1
+#endif
+
+#if defined(HASVOLATILE) || defined(STANDARD_C)
+# ifdef __cplusplus
+# define VOL // to temporarily suppress warnings
+# else
+# define VOL volatile
+# endif
+#else
+# 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()
+
+/* 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
+
+/* 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
+
+#ifndef _TYPES_ /* If types.h defines this it's easy. */
+# ifndef major /* Does everyone's types.h define this? */
+# include <sys/types.h>
+# endif
+#endif
+
+#ifdef __cplusplus
+# ifndef I_STDARG
+# define I_STDARG 1
+# endif
+#endif
+
+#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 I_LOCALE
+#include <locale.h>
+#endif
+
+#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
+#undef METHOD
+#endif
+
#include <setjmp.h>
-#include <sys/types.h>
+
+#ifdef I_SYS_PARAM
+# ifdef PARAM_NEEDS_TYPES
+# include <sys/types.h>
+# endif
+# include <sys/param.h>
+#endif
+
+
+/* Use all the "standard" definitions? */
+#if defined(STANDARD_C) && defined(I_STDLIB)
+# include <stdlib.h>
+#endif /* STANDARD_C */
+
+/* Maybe 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. I guess. The patch had no explanation.
+*/
+#ifdef MYMALLOC
+# ifdef HIDEMYMALLOC
+# define malloc Perl_malloc
+# define realloc Perl_realloc
+# define free Perl_free
+# define calloc Perl_calloc
+# endif
+# define safemalloc malloc
+# define saferealloc realloc
+# define safefree free
+# define safecalloc calloc
+#endif
+
+#define MEM_SIZE Size_t
+
+#if defined(I_STRING) || defined(__cplusplus)
+# include <string.h>
+#else
+# include <strings.h>
+#endif
+
+#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
+#define strchr index
+#define strrchr rindex
+#endif
+
+#if defined(mips) && defined(ultrix) && !defined(__STDC__)
+# undef HAS_MEMCMP
+#endif
+
+#ifdef I_MEMORY
+# include <memory.h>
+#endif
+
+#ifdef HAS_MEMCPY
+# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
+# ifndef memcpy
+ extern char * memcpy _((char*, char*, int));
+# endif
+# endif
+#else
+# ifndef memcpy
+# ifdef HAS_BCOPY
+# define memcpy(d,s,l) bcopy(s,d,l)
+# else
+# define memcpy(d,s,l) my_bcopy(s,d,l)
+# endif
+# endif
+#endif /* HAS_MEMCPY */
+
+#ifdef HAS_MEMSET
+# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
+# ifndef memset
+ extern char *memset _((char*, int, int));
+# endif
+# endif
+# define memzero(d,l) memset(d,0,l)
+#else
+# ifndef memzero
+# ifdef HAS_BZERO
+# define memzero(d,l) bzero(d,l)
+# else
+# define memzero(d,l) my_bzero(d,l)
+# endif
+# endif
+#endif /* HAS_MEMSET */
+
+#ifdef HAS_MEMCMP
+# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
+# ifndef memcmp
+ extern int memcmp _((char*, char*, int));
+# endif
+# endif
+#else
+# ifndef memcmp
+# define memcmp my_memcmp
+# endif
+#endif /* HAS_MEMCMP */
+
+#if !defined(HAS_MEMMOVE) && !defined(memmove)
+# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
+# define memmove(d,s,l) bcopy(s,d,l)
+# else
+# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
+# define memmove(d,s,l) memcpy(d,s,l)
+# else
+# define memmove(d,s,l) my_bcopy(s,d,l)
+# endif
+# endif
+#endif
+
+#ifdef I_NETINET_IN
+# include <netinet/in.h>
+#endif
+
+#ifdef I_SYS_STAT
#include <sys/stat.h>
+#endif
+
+/* 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
+#endif
+
+#ifdef I_TIME
+# include <time.h>
+#endif
+
+#ifdef I_SYS_TIME
+# ifdef I_SYS_TIME_KERNEL
+# define KERNEL
+# endif
+# include <sys/time.h>
+# ifdef I_SYS_TIME_KERNEL
+# undef KERNEL
+# endif
+#endif
+
+#ifndef MSDOS
+# if defined(HAS_TIMES) && defined(I_SYS_TIMES)
+# include <sys/times.h>
+# endif
+#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
+# ifdef I_NET_ERRNO
+# include <net/errno.h>
+# endif
+#endif
+#ifndef VMS
+# define FIXSTATUS(sts) (U_L((sts) & 0xffff))
+# define SHIFTSTATUS(sts) ((sts) >> 8)
+# define SETERRNO(errcode,vmserrcode) errno = (errcode)
+#else
+# define FIXSTATUS(sts) (U_L(sts))
+# define SHIFTSTATUS(sts) (sts)
+# define SETERRNO(errcode,vmserrcode) STMT_START {set_errno(errcode); set_vaxc_errno(vmserrcode);} STMT_END
+#endif
+
+#ifndef MSDOS
+# ifndef errno
+ extern int errno; /* ANSI allows errno to be an lvalue expr */
+# endif
+#endif
+
+#ifdef HAS_STRERROR
+# ifdef VMS
+ char *strerror _((int,...));
+# else
+ char *strerror _((int));
+# endif
+# ifndef Strerror
+# define Strerror strerror
+# endif
+#else
+# ifdef HAS_SYS_ERRLIST
+ extern int sys_nerr;
+ extern char *sys_errlist[];
+# ifndef Strerror
+# define Strerror(e) \
+ ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
+# endif
+# endif
+#endif
+
+#ifdef I_SYS_IOCTL
+# ifndef _IOCTL_
+# include <sys/ioctl.h>
+# endif
+#endif
+
+#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
+# ifdef HAS_SOCKETPAIR
+# undef HAS_SOCKETPAIR
+# endif
+# ifdef I_NDBM
+# undef I_NDBM
+# endif
+#endif
+
+#if INTSIZE == 2
+# define htoni htons
+# define ntohi ntohs
+#else
+# define htoni htonl
+# define ntohi ntohl
+#endif
+
+/* Configure already sets Direntry_t */
+#if defined(I_DIRENT)
+# include <dirent.h>
+# 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>
+# else
+# ifdef I_SYS_DIR
+# ifdef hp9000s500
+# include <ndir.h> /* may be wrong in the future */
+# else
+# include <sys/dir.h>
+# endif
+# endif
+# endif
+#endif
+
+#ifdef FPUTS_BOTCH
+/* work around botch in SunOS 4.0.1 and 4.0.2 */
+# ifndef fputs
+# define fputs(sv,fp) fprintf(fp,"%s",sv)
+# endif
+#endif
+
+/*
+ * The following gobbledygook brought to you on behalf of __STDC__.
+ * (I could just use #ifndef __STDC__, but this is more bulletproof
+ * in the face of half-implementations.)
+ */
+
+#ifndef S_IFMT
+# ifdef _S_IFMT
+# define S_IFMT _S_IFMT
+# else
+# define S_IFMT 0170000
+# endif
+#endif
+
+#ifndef S_ISDIR
+# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
+#endif
+
+#ifndef S_ISCHR
+# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
+#endif
+
+#ifndef S_ISBLK
+# ifdef S_IFBLK
+# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
+# else
+# define S_ISBLK(m) (0)
+# endif
+#endif
+
+#ifndef S_ISREG
+# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
+#endif
+
+#ifndef S_ISFIFO
+# ifdef S_IFIFO
+# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
+# else
+# define S_ISFIFO(m) (0)
+# endif
+#endif
+
+#ifndef S_ISLNK
+# ifdef _S_ISLNK
+# define S_ISLNK(m) _S_ISLNK(m)
+# else
+# ifdef _S_IFLNK
+# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
+# else
+# ifdef S_IFLNK
+# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
+# else
+# define S_ISLNK(m) (0)
+# endif
+# endif
+# endif
+#endif
+
+#ifndef S_ISSOCK
+# ifdef _S_ISSOCK
+# define S_ISSOCK(m) _S_ISSOCK(m)
+# else
+# ifdef _S_IFSOCK
+# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
+# else
+# ifdef S_IFSOCK
+# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
+# else
+# define S_ISSOCK(m) (0)
+# endif
+# endif
+# endif
+#endif
+
+#ifndef S_IRUSR
+# ifdef S_IREAD
+# define S_IRUSR S_IREAD
+# define S_IWUSR S_IWRITE
+# define S_IXUSR S_IEXEC
+# else
+# define S_IRUSR 0400
+# define S_IWUSR 0200
+# define S_IXUSR 0100
+# endif
+# define S_IRGRP (S_IRUSR>>3)
+# define S_IWGRP (S_IWUSR>>3)
+# define S_IXGRP (S_IXUSR>>3)
+# define S_IROTH (S_IRUSR>>6)
+# define S_IWOTH (S_IWUSR>>6)
+# define S_IXOTH (S_IXUSR>>6)
+#endif
+
+#ifndef S_ISUID
+# define S_ISUID 04000
+#endif
+
+#ifndef S_ISGID
+# define S_ISGID 02000
+#endif
+
+#ifdef ff_next
+# undef ff_next
+#endif
+
+#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
+# define SLOPPYDIVIDE
+#endif
+
+#if defined(cray) || defined(convex) || BYTEORDER > 0xffff
+# define HAS_QUAD
+#endif
+
+#ifdef UV
+#undef UV
+#endif
+
+/* 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 HAS_QUAD
+# ifdef cray
+# define Quad_t int
+# else
+# if defined(convex)
+# define Quad_t long long
+# else
+# define Quad_t long
+# endif
+# endif
+ 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
+#ifdef I_VALUES
+# include <values.h>
+#endif
+#endif
+
+#ifdef CHAR_MAX
+# define PERL_CHAR_MAX CHAR_MAX
+#else
+# ifdef MAXCHAR /* Often used in <values.h> */
+# define PERL_CHAR_MAX MAXCHAR
+# else
+# define PERL_CHAR_MAX ((char) ((~(unsigned char)0) >> 1))
+# endif
+#endif
+
+#ifdef CHAR_MIN
+# define PERL_CHAR_MIN CHAR_MIN
+#else
+# ifdef MINCHAR
+# define PERL_CHAR_MIN MINCHAR
+# else
+# define PERL_CHAR_MIN (-PERL_CHAR_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef UCHAR_MAX
+# define PERL_UCHAR_MAX UCHAR_MAX
+#else
+# ifdef MAXUCHAR
+# define PERL_UCHAR_MAX MAXUCHAR
+# else
+# define PERL_UCHAR_MAX (~(unsigned char)0)
+# endif
+#endif
+
+#define PERL_UCHAR_MIN 0
+
+#ifdef SHORT_MAX
+# define PERL_SHORT_MAX SHORT_MAX
+#else
+# ifdef MAXSHORT /* Often used in <values.h> */
+# define PERL_SHORT_MAX MAXSHORT
+# else
+# define PERL_SHORT_MAX ((short) ((~(unsigned short)0) >> 1))
+# endif
+#endif
+
+#ifdef SHORT_MIN
+# define PERL_SHORT_MIN SHORT_MIN
+#else
+# ifdef MINSHORT
+# define PERL_SHORT_MIN MINSHORT
+# else
+# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef USHORT_MAX
+# define PERL_USHORT_MAX USHORT_MAX
+#else
+# ifdef MAXUSHORT
+# define PERL_USHORT_MAX MAXUSHORT
+# else
+# define PERL_USHORT_MAX (~(unsigned short)0)
+# endif
+#endif
+
+#define PERL_USHORT_MIN 0
+
+#ifdef INT_MAX
+# define PERL_INT_MAX INT_MAX
+#else
+# ifdef MAXINT /* Often used in <values.h> */
+# define PERL_INT_MAX MAXINT
+# else
+# define PERL_INT_MAX ((int) ((~(unsigned int)0) >> 1))
+# endif
+#endif
+
+#ifdef INT_MIN
+# define PERL_INT_MIN INT_MIN
+#else
+# ifdef MININT
+# define PERL_INT_MIN MININT
+# else
+# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef UINT_MAX
+# define PERL_UINT_MAX UINT_MAX
+#else
+# ifdef MAXUINT
+# define PERL_UINT_MAX MAXUINT
+# else
+# define PERL_UINT_MAX (~(unsigned int)0)
+# endif
+#endif
+
+#define PERL_UINT_MIN 0
-#ifdef TMINSYS
-#include <sys/time.h>
+#ifdef LONG_MAX
+# define PERL_LONG_MAX LONG_MAX
#else
-#include <time.h>
+# ifdef MAXLONG /* Often used in <values.h> */
+# define PERL_LONG_MAX MAXLONG
+# else
+# define PERL_LONG_MAX ((long) ((~(unsigned long)0) >> 1))
+# endif
#endif
-#include <sys/times.h>
+#ifdef LONG_MIN
+# define PERL_LONG_MIN LONG_MIN
+#else
+# ifdef MINLONG
+# define PERL_LONG_MIN MINLONG
+# else
+# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
+# endif
+#endif
+
+#ifdef ULONG_MAX
+# define PERL_ULONG_MAX ULONG_MAX
+#else
+# ifdef MAXULONG
+# define PERL_ULONG_MAX MAXULONG
+# else
+# define PERL_ULONG_MAX (~(unsigned long)0)
+# endif
+#endif
+
+#define PERL_ULONG_MIN 0L
+
+#ifdef HAS_QUAD
+# ifdef QUAD_MAX
+# define PERL_QUAD_MAX QUAD_MAX
+# else
+# define PERL_QUAD_MAX ((IV) ((~(UV)0) >> 1))
+# endif
+
+# ifdef QUAD_MIN
+# define PERL_QUAD_MIN QUAD_MIN
+# else
+# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
+# endif
+
+# ifdef UQUAD_MAX
+# define PERL_UQUAD_MAX UQUAD_MAX
+# else
+# define PERL_UQUAD_MAX (~(UV)0)
+# endif
+
+# define PERL_UQUAD_MIN 0
+#endif
+
+typedef MEM_SIZE STRLEN;
-typedef struct arg ARG;
-typedef struct cmd CMD;
-typedef struct formcmd FCMD;
-typedef struct scanpat SPAT;
-typedef struct stab STAB;
-typedef struct stio STIO;
-typedef struct string STR;
-typedef struct atbl ARRAY;
-typedef struct htbl HASH;
+typedef struct op OP;
+typedef struct cop COP;
+typedef struct unop UNOP;
+typedef struct binop BINOP;
+typedef struct listop LISTOP;
+typedef struct logop LOGOP;
+typedef struct condop CONDOP;
+typedef struct pmop PMOP;
+typedef struct svop SVOP;
+typedef struct gvop GVOP;
+typedef struct pvop PVOP;
+typedef struct loop LOOP;
+
+typedef struct Outrec Outrec;
+typedef struct interpreter PerlInterpreter;
+typedef struct ff FF;
+typedef struct sv SV;
+typedef struct av AV;
+typedef struct hv HV;
+typedef struct cv CV;
+typedef struct regexp REGEXP;
+typedef struct gp GP;
+typedef struct gv GV;
+typedef struct io IO;
+typedef struct context CONTEXT;
+typedef struct block BLOCK;
+
+typedef struct magic MAGIC;
+typedef struct xrv XRV;
+typedef struct xpv XPV;
+typedef struct xpviv XPVIV;
+typedef struct xpvnv XPVNV;
+typedef struct xpvmg XPVMG;
+typedef struct xpvlv XPVLV;
+typedef struct xpvav XPVAV;
+typedef struct xpvhv XPVHV;
+typedef struct xpvgv XPVGV;
+typedef struct xpvcv XPVCV;
+typedef struct xpvbm XPVBM;
+typedef struct xpvfm XPVFM;
+typedef struct xpvio XPVIO;
+typedef struct mgvtbl MGVTBL;
+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
+
+/* 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
-#include "str.h"
+union any {
+ void* any_ptr;
+ I32 any_i32;
+ IV any_iv;
+ long any_long;
+ void (*any_dptr) _((void*));
+};
+
+#include "regexp.h"
+#include "sv.h"
+#include "util.h"
#include "form.h"
-#include "stab.h"
-#include "spat.h"
-#include "arg.h"
-#include "cmd.h"
-#include "array.h"
-#include "hash.h"
+#include "gv.h"
+#include "cv.h"
+#include "opcode.h"
+#include "op.h"
+#include "cop.h"
+#include "av.h"
+#include "hv.h"
+#include "mg.h"
+#include "scope.h"
+
+/* work around some libPW problems */
+#ifdef DOINIT
+EXT char Error[1];
+#endif
+
+#if defined(iAPX286) || defined(M_I286) || defined(I80286)
+# define I286
+#endif
+
+#if defined(htonl) && !defined(HAS_HTONL)
+#define HAS_HTONL
+#endif
+#if defined(htons) && !defined(HAS_HTONS)
+#define HAS_HTONS
+#endif
+#if defined(ntohl) && !defined(HAS_NTOHL)
+#define HAS_NTOHL
+#endif
+#if defined(ntohs) && !defined(HAS_NTOHS)
+#define HAS_NTOHS
+#endif
+#ifndef HAS_HTONL
+#if (BYTEORDER & 0xffff) != 0x4321
+#define HAS_HTONS
+#define HAS_HTONL
+#define HAS_NTOHS
+#define HAS_NTOHL
+#define MYSWAP
+#define htons my_swap
+#define htonl my_htonl
+#define ntohs my_swap
+#define ntohl my_ntohl
+#endif
+#else
+#if (BYTEORDER & 0xffff) == 0x4321
+#undef HAS_HTONS
+#undef HAS_HTONL
+#undef HAS_NTOHS
+#undef HAS_NTOHL
+#endif
+#endif
-#ifdef CHARSPRINTF
- char *sprintf();
+/*
+ * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
+ * -DWS
+ */
+#if BYTEORDER != 0x1234
+# define HAS_VTOHL
+# define HAS_VTOHS
+# define HAS_HTOVL
+# define HAS_HTOVS
+# if BYTEORDER == 0x4321
+# define vtohl(x) ((((x)&0xFF)<<24) \
+ +(((x)>>24)&0xFF) \
+ +(((x)&0x0000FF00)<<8) \
+ +(((x)&0x00FF0000)>>8) )
+# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
+# define htovl(x) vtohl(x)
+# define htovs(x) vtohs(x)
+# endif
+ /* otherwise default to functions in util.c */
+#endif
+
+#ifdef CASTNEGFLOAT
+#define U_S(what) ((U16)(what))
+#define U_I(what) ((unsigned int)(what))
+#define U_L(what) ((U32)(what))
#else
- int sprintf();
+# 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
+# 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 {
+ I32 o_lines;
+ char *o_str;
+ U32 o_len;
+};
+
+#ifndef MAXSYSFD
+# define MAXSYSFD 2
#endif
-/* A string is TRUE if not "" or "0". */
-#define True(val) (tmps = (val), (*tmps && !(*tmps == '0' && !tmps[1])))
-EXT char *Yes INIT("1");
-EXT char *No INIT("");
+#ifndef TMPPATH
+# define TMPPATH "/tmp/perl-eXXXXXX"
+#endif
-#define str_true(str) (Str = (str), (Str->str_pok ? True(Str->str_ptr) : (Str->str_nok ? (Str->str_nval != 0.0) : 0 )))
+#ifndef __cplusplus
+Uid_t getuid _((void));
+Uid_t geteuid _((void));
+Gid_t getgid _((void));
+Gid_t getegid _((void));
+#endif
#ifdef DEBUGGING
-#define str_peek(str) (Str = (str), (Str->str_pok ? Str->str_ptr : (Str->str_nok ? (sprintf(buf,"num(%g)",Str->str_nval),buf) : "" )))
-#endif
-
-#define str_get(str) (Str = (str), (Str->str_pok ? Str->str_ptr : str_2ptr(Str)))
-#define str_gnum(str) (Str = (str), (Str->str_nok ? Str->str_nval : str_2num(Str)))
-EXT STR *Str;
-
-#define GROWSTR(pp,lp,len) if (*(lp) < (len)) growstr(pp,lp,len)
-
-CMD *add_label();
-CMD *block_head();
-CMD *append_line();
-CMD *make_acmd();
-CMD *make_ccmd();
-CMD *invert();
-CMD *addcond();
-CMD *addloop();
-CMD *wopt();
-
-SPAT *stab_to_spat();
-
-STAB *stabent();
-
-ARG *stab_to_arg();
-ARG *op_new();
-ARG *make_op();
-ARG *make_lval();
-ARG *make_match();
-ARG *make_split();
-ARG *flipflip();
-
-STR *arg_to_str();
-STR *str_new();
-STR *stab_str();
-STR *eval();
-
-FCMD *load_format();
-
-char *scanpat();
-char *scansubst();
-char *scantrans();
-char *scanstr();
-char *scanreg();
-char *reg_get();
-char *str_append_till();
-char *str_gets();
-
-bool do_match();
-bool do_open();
-bool do_close();
-bool do_print();
-
-int do_subst();
-
-void str_free();
-void freearg();
-
-EXT int line INIT(0);
-EXT int arybase INIT(0);
-
-struct outrec {
- int o_lines;
- char *o_str;
- int o_len;
+#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_p(a) if (debug & 1) a
+#define DEBUG_s(a) if (debug & 2) a
+#define DEBUG_l(a) if (debug & 4) a
+#define DEBUG_t(a) if (debug & 8) 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 (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
+#define DEBUG_u(a) if (debug & 2048) a
+#define DEBUG_L(a) if (debug & 4096) a
+#define DEBUG_H(a) if (debug & 8192) a
+#define DEBUG_X(a) if (debug & 16384) a
+#define DEBUG_D(a) if (debug & 32768) a
+#else
+#define DEB(a)
+#define DEBUG(a)
+#define DEBUG_p(a)
+#define DEBUG_s(a)
+#define DEBUG_l(a)
+#define DEBUG_t(a)
+#define DEBUG_o(a)
+#define DEBUG_c(a)
+#define DEBUG_P(a)
+#define DEBUG_m(a)
+#define DEBUG_f(a)
+#define DEBUG_r(a)
+#define DEBUG_x(a)
+#define DEBUG_u(a)
+#define DEBUG_L(a)
+#define DEBUG_H(a)
+#define DEBUG_X(a)
+#define DEBUG_D(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)_((IV, SV*));
+ I32 (*uf_set)_((IV, SV*));
+ IV uf_index;
};
-EXT struct outrec outrec;
-EXT struct outrec toprec;
+/* Fix these up for __STDC__ */
+#ifndef __cplusplus
+char *mktemp _((char*));
+double atof _((const char*));
+#endif
+
+#ifndef STANDARD_C
+/* All of these are in stdlib.h or time.h for ANSI C */
+Time_t time();
+struct tm *gmtime(), *localtime();
+char *strchr(), *strrchr();
+char *strcpy(), *strcat();
+#endif /* ! STANDARD_C */
+
+
+#ifdef I_MATH
+# include <math.h>
+#else
+# ifdef __cplusplus
+ extern "C" {
+# endif
+ 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
+char *getenv _((const char*));
+Off_t lseek _((int,Off_t,int));
+char *getlogin _((void));
+#endif
+
+#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
+#define UNLINK unlnk
+I32 unlnk _((char*));
+#else
+#define UNLINK unlink
+#endif
+
+#ifndef HAS_SETREUID
+# 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,(Gid_t)-1)
+# define HAS_SETREGID
+# endif
+#endif
+
+#define SCAN_DEF 0
+#define SCAN_TR 1
+#define SCAN_REPL 2
+
+#ifdef MYMALLOC
+# ifndef DEBUGGING_MSTATS
+# define DEBUGGING_MSTATS
+# endif
+#endif
+
+#ifdef DEBUGGING
+# ifndef register
+# define register
+# endif
+# define PAD_SV(po) pad_sv(po)
+#else
+# define PAD_SV(po) curpad[po]
+#endif
+
+/****************/
+/* Truly global */
+/****************/
+
+/* global state */
+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__))
+extern char ** environ; /* environment variables supplied via exec */
+#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 int egid; /* current effective group id */
+EXT bool nomemok; /* let malloc context handle nomem */
+EXT U32 an; /* malloc sequence number */
+EXT U32 cop_seqmax; /* statement 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 U32 * profiledata;
+EXT int maxo INIT(MAXO);/* Number of ops */
+EXT char * osname; /* operating system */
+
+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 */
+EXT SV ** stack_sp; /* stack pointer now */
+EXT SV ** stack_max; /* stack->array_ary + stack->array_max */
+
+/* likewise for these */
+
+EXT OP * op; /* current op--oughta be in a global register */
-EXT STAB *last_in_stab INIT(Nullstab);
-EXT STAB *defstab INIT(Nullstab);
-EXT STAB *argvstab INIT(Nullstab);
-EXT STAB *envstab INIT(Nullstab);
-EXT STAB *sigstab INIT(Nullstab);
-EXT STAB *defoutstab INIT(Nullstab);
-EXT STAB *curoutstab INIT(Nullstab);
-EXT STAB *argvoutstab INIT(Nullstab);
+EXT I32 * scopestack; /* blocks we've entered */
+EXT I32 scopestack_ix;
+EXT I32 scopestack_max;
-EXT STR *freestrroot INIT(Nullstr);
+EXT ANY* savestack; /* to save non-local values on */
+EXT I32 savestack_ix;
+EXT I32 savestack_max;
-EXT FILE *rsfp;
-EXT char buf[1024];
-EXT char *bufptr INIT(buf);
+EXT OP ** retstack; /* returns we've pushed */
+EXT I32 retstack_ix;
+EXT I32 retstack_max;
-EXT STR *linestr INIT(Nullstr);
+EXT I32 * markstack; /* stackmarks we're remembering */
+EXT I32 * markstack_ptr; /* stackmarks we're remembering */
+EXT I32 * markstack_max; /* stackmarks we're remembering */
-EXT char record_separator INIT('\n');
-EXT char *ofs INIT(Nullch);
-EXT char *ors INIT(Nullch);
-EXT char *ofmt INIT(Nullch);
-EXT char *inplace INIT(Nullch);
+EXT SV ** curpad;
-EXT char tokenbuf[256];
-EXT int expectterm INIT(TRUE);
-EXT int lex_newlines INIT(FALSE);
+/* temp space */
+EXT SV * Sv;
+EXT HE He;
+EXT XPV * Xpv;
+EXT char buf[2048]; /* should be longer than PATH_MAX */
+EXT char tokenbuf[256];
+EXT struct stat statbuf;
+#ifdef HAS_TIMES
+EXT struct tms timesbuf;
+#endif
+EXT STRLEN na; /* for use in SvPV when length is Not Applicable */
+
+/* for tmp use in stupid debuggers */
+EXT int * di;
+EXT short * ds;
+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 value");
+EXT char warn_nosemi[]
+ INIT("Semicolon seems to be missing");
+EXT char warn_reserved[]
+ INIT("Unquoted string \"%s\" may clash with future reserved word");
+EXT char warn_nl[]
+ INIT("Unsuccessful %s on filename containing newline");
+EXT char no_wrongref[]
+ INIT("Can't use %s ref as %s ref");
+EXT char no_symref[]
+ INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
+EXT char no_usym[]
+ INIT("Can't use an undefined value as %s reference");
+EXT char no_aelem[]
+ INIT("Modification of non-creatable array value attempted, subscript %d");
+EXT char no_helem[]
+ INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
+EXT char no_modify[]
+ INIT("Modification of a read-only value attempted");
+EXT char no_mem[]
+ INIT("Out of memory!\n");
+EXT char no_security[]
+ INIT("Insecure dependency in %s%s");
+EXT char no_sock_func[]
+ INIT("Unsupported socket function \"%s\" called");
+EXT char no_dir_func[]
+ INIT("Unsupported directory function \"%s\" called");
+EXT char no_func[]
+ INIT("The %s function is unimplemented");
+EXT char no_myglob[]
+ INIT("\"my\" variable %s can't be in a package");
+
+EXT SV sv_undef;
+EXT SV sv_no;
+EXT SV sv_yes;
+#ifdef CSH
+ EXT char * cshname INIT(CSH);
+ EXT I32 cshlen;
+#endif
-FILE *popen();
-/* char *str_get(); */
-STR *interp();
-void free_arg();
-STIO *stio_new();
+#ifdef DOINIT
+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
-EXT struct stat statbuf;
-EXT struct tms timesbuf;
+#ifdef DOINIT
+EXT unsigned char fold[] = { /* fast case folding table */
+ 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[];
+#endif
+
+#ifdef DOINIT
+EXT 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,
+ 129, 140, 147, 148, 149, 150, 152, 153,
+ 255, 182, 224, 205, 174, 176, 180, 217,
+ 233, 232, 236, 187, 235, 228, 234, 226,
+ 222, 219, 211, 195, 188, 193, 185, 184,
+ 191, 183, 201, 229, 181, 220, 194, 162,
+ 163, 208, 186, 202, 200, 218, 198, 179,
+ 178, 214, 166, 170, 207, 199, 209, 206,
+ 204, 160, 212, 216, 215, 192, 175, 173,
+ 243, 172, 161, 190, 203, 189, 164, 230,
+ 167, 248, 227, 244, 242, 255, 241, 231,
+ 240, 253, 169, 210, 245, 237, 249, 247,
+ 239, 168, 252, 251, 254, 238, 223, 221,
+ 213, 225, 177, 197, 171, 196, 159, 4,
+ 5, 6, 8, 9, 10, 11, 12, 13,
+ 14, 15, 16, 17, 19, 20, 21, 22,
+ 23, 24, 25, 26, 27, 28, 30, 31,
+ 32, 33, 34, 35, 36, 37, 38, 39,
+ 41, 42, 43, 44, 45, 46, 47, 48,
+ 49, 50, 52, 53, 54, 55, 56, 57,
+ 58, 59, 60, 61, 63, 64, 65, 66,
+ 67, 68, 69, 70, 71, 72, 74, 75,
+ 76, 77, 78, 79, 80, 81, 82, 83,
+ 86, 87, 88, 89, 90, 91, 92, 93,
+ 94, 95, 97, 98, 99, 100, 101, 102,
+ 103, 104, 105, 106, 108, 109, 110, 111,
+ 112, 113, 114, 115, 116, 117, 119, 120,
+ 121, 122, 123, 124, 125, 126, 127, 128,
+ 130, 131, 132, 133, 134, 135, 136, 137,
+ 138, 139, 141, 142, 143, 144, 145, 146
+};
+#else
+EXT unsigned char freq[];
+#endif
#ifdef DEBUGGING
-EXT int debug INIT(0);
-EXT int dlevel INIT(0);
-EXT char debname[40];
-EXT char debdelim[40];
-#define YYDEBUG;
-extern int yydebug;
+#ifdef DOINIT
+EXT char* block_type[] = {
+ "NULL",
+ "SUB",
+ "EVAL",
+ "LOOP",
+ "SUBST",
+ "BLOCK",
+};
+#else
+EXT char* block_type[];
+#endif
#endif
-EXT STR str_no;
-EXT STR str_yes;
+/*****************************************************************************/
+/* This lexer/parser stuff is currently global since yacc is hard to reenter */
+/*****************************************************************************/
+/* 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 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 multi_open; /* delimiter of said string */
+EXT I32 multi_close; /* delimiter of said string */
+
+EXT GV * scrgv;
+EXT I32 error_count; /* how many errors so far, max 10 */
+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 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_my; /* we're compiling a "my" declaration */
+#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_STRICT_UNTIE 0x00000800
+
+/**************************************************************************/
+/* This regexp stuff is global since it always happens within 1 expr eval */
+/**************************************************************************/
+
+EXT char * regprecomp; /* uncompiled string. */
+EXT char * regparse; /* Input-scan pointer. */
+EXT char * regxend; /* End of input for compile */
+EXT I32 regnpar; /* () count. */
+EXT char * regcode; /* Code-emit pointer; ®dummy = don't. */
+EXT I32 regsize; /* Code size. */
+EXT I32 regnaughty; /* How bad is this pattern? */
+EXT I32 regsawback; /* Did we see \1, ...? */
+
+EXT char * reginput; /* String-input pointer. */
+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 U32 * reglastparen; /* Similarly for lastparen. */
+EXT char * regtill; /* How far we are required to go. */
+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 */
+/***********************************************/
+
+#ifdef MULTIPLICITY
+#define IEXT
+#define IINIT(x)
+struct interpreter {
+#else
+#define IEXT EXT
+#define IINIT(x) INIT(x)
+#endif
+
+/* pseudo environmental stuff */
+IEXT int Iorigargc;
+IEXT char ** Iorigargv;
+IEXT GV * Ienvgv;
+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[10];
+IEXT char ** Ilocalpatches;
+IEXT SV * Inrs;
+IEXT char * Isplitstr IINIT(" ");
+IEXT bool Ipreprocess;
+IEXT bool Iminus_n;
+IEXT bool Iminus_p;
+IEXT bool Iminus_l;
+IEXT bool Iminus_a;
+IEXT bool Iminus_F;
+IEXT bool Idoswitches;
+IEXT bool Idowarn;
+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 char * Iinplace;
+IEXT char * Ie_tmpname;
+IEXT PerlIO * Ie_fp;
+IEXT U32 Iperldb;
+ /* This value may be raised by extensions for testing purposes */
+IEXT int Iperl_destruct_level; /* 0=none, 1=full, 2=full with checks */
+
+/* magical thingies */
+IEXT Time_t Ibasetime; /* $^T */
+IEXT SV * Iformfeed; /* $^L */
+IEXT char * Ichopset IINIT(" \n-"); /* $: */
+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 U32 Istatusvalue; /* $? */
+
+IEXT struct stat Istatcache; /* _ */
+IEXT GV * Istatgv;
+IEXT SV * Istatname IINIT(Nullsv);
+
+/* shortcuts to various I/O objects */
+IEXT GV * Istdingv;
+IEXT GV * Ilast_in_gv;
+IEXT GV * Idefgv;
+IEXT GV * Iargvgv;
+IEXT GV * Idefoutgv;
+IEXT GV * Iargvoutgv;
+
+/* shortcuts to regexp stuff */
+IEXT GV * Ileftgv;
+IEXT GV * Iampergv;
+IEXT GV * Irightgv;
+IEXT PMOP * Icurpm; /* what to do \ interps from */
+IEXT I32 * Iscreamfirst;
+IEXT I32 * Iscreamnext;
+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 GV * IDBsub;
+IEXT SV * IDBsingle;
+IEXT SV * IDBtrace;
+IEXT SV * IDBsignal;
+IEXT AV * Ilineary; /* lines of script for debugger */
+IEXT AV * Idbargs; /* args to call listed by caller function */
+
+/* symbol tables */
+IEXT HV * Idefstash; /* main symbol table */
+IEXT HV * Icurstash; /* symbol table for current package */
+IEXT HV * Idebstash; /* symbol table for perldb package */
+IEXT SV * Icurstname; /* name of current package */
+IEXT AV * Ibeginav; /* names of BEGIN subroutines */
+IEXT AV * Iendav; /* names of END subroutines */
+IEXT HV * Istrtab; /* shared string table */
+
+/* memory management */
+IEXT SV ** Itmps_stack;
+IEXT I32 Itmps_ix IINIT(-1);
+IEXT I32 Itmps_floor IINIT(-1);
+IEXT I32 Itmps_max;
+IEXT I32 Isv_count; /* how many SV* 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 */
+
+/* funky return mechanisms */
+IEXT I32 Ilastspbase;
+IEXT I32 Ilastsize;
+IEXT int Iforkprocess; /* so do_open |- can return proc# */
+
+/* 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 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 I32 Idlmax IINIT(128);
+IEXT char * Idebname;
+IEXT char * Idebdelim;
+
+/* current interpreter roots */
+IEXT CV * Imain_cv;
+IEXT OP * Imain_root;
+IEXT OP * Imain_start;
+IEXT OP * Ieval_root;
+IEXT OP * Ieval_start;
/* 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 Sigjmp_buf Itop_env;
+IEXT I32 Irunlevel;
-EXT struct loop {
- char *loop_label;
- jmp_buf loop_env;
-} loop_stack[32];
+/* stack stuff */
+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 SV ** Imystack_max; /* stack->array_ary + stack->array_max */
-EXT int loop_ptr INIT(-1);
+/* format accumulators */
+IEXT SV * Iformtarget;
+IEXT SV * Ibodytarget;
+IEXT SV * Itoptarget;
-EXT jmp_buf top_env;
+/* statics moved here for shared library purposes */
+IEXT SV Istrchop; /* return value from chop */
+IEXT int Ifilemode; /* so nextargv() can preserve mode */
+IEXT int Ilastfd; /* what to preserve mode on */
+IEXT char * Ioldname; /* what to preserve mode on */
+IEXT char ** IArgv; /* stuff to free from do_aexec, vfork safe */
+IEXT char * ICmd; /* stuff to free from do_aexec, vfork safe */
+IEXT OP * Isortcop; /* user defined sort routine */
+IEXT HV * Isortstash; /* which is in some package or other */
+IEXT GV * Ifirstgv; /* $a */
+IEXT GV * Isecondgv; /* $b */
+IEXT AV * Isortstack; /* temp stack during pp_sort() */
+IEXT AV * Isignalstack; /* temp stack during sighandler() */
+IEXT SV * Imystrk; /* temp key string for do_each() */
+IEXT I32 Idumplvl; /* indentation level on syntax tree dump */
+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);
-EXT char *goto_targ INIT(Nullch); /* cmd_exec gets strange when set */
+#undef IEXT
+#undef IINIT
-double atof();
-long time();
-struct tm *gmtime(), *localtime();
+#ifdef MULTIPLICITY
+};
+#else
+struct interpreter {
+ char broiled;
+};
+#endif
+
+#include "pp.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
-#ifdef EUNICE
-#define UNLINK(f) while (unlink(f) >= 0)
+#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
-#define UNLINK unlink
+#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
+
+#ifdef __cplusplus
+};
#endif
+
+/* The following must follow proto.h */
+
+#ifdef DOINIT
+EXT MGVTBL vtbl_sv = {magic_get,
+ magic_set,
+ magic_len,
+ 0, 0};
+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};
+EXT MGVTBL vtbl_dbline = {0, magic_setdbline,
+ 0, 0, 0};
+EXT MGVTBL vtbl_isa = {0, magic_setisa,
+ 0, 0, 0};
+EXT MGVTBL vtbl_isaelem = {0, magic_setisa,
+ 0, 0, 0};
+EXT MGVTBL vtbl_arylen = {magic_getarylen,
+ magic_setarylen,
+ 0, 0, 0};
+EXT MGVTBL vtbl_glob = {magic_getglob,
+ magic_setglob,
+ 0, 0, 0};
+EXT MGVTBL vtbl_mglob = {0, magic_setmglob,
+ 0, 0, 0};
+EXT MGVTBL vtbl_taint = {magic_gettaint,magic_settaint,
+ 0, 0, 0};
+EXT MGVTBL vtbl_substr = {0, magic_setsubstr,
+ 0, 0, 0};
+EXT MGVTBL vtbl_vec = {0, magic_setvec,
+ 0, 0, 0};
+EXT MGVTBL vtbl_pos = {magic_getpos,
+ magic_setpos,
+ 0, 0, 0};
+EXT MGVTBL vtbl_bm = {0, magic_setbm,
+ 0, 0, 0};
+EXT MGVTBL vtbl_uvar = {magic_getuvar,
+ magic_setuvar,
+ 0, 0, 0};
+
+#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
+EXT MGVTBL vtbl_sv;
+EXT MGVTBL vtbl_env;
+EXT MGVTBL vtbl_envelem;
+EXT MGVTBL vtbl_sig;
+EXT MGVTBL vtbl_sigelem;
+EXT MGVTBL vtbl_pack;
+EXT MGVTBL vtbl_packelem;
+EXT MGVTBL vtbl_dbline;
+EXT MGVTBL vtbl_isa;
+EXT MGVTBL vtbl_isaelem;
+EXT MGVTBL vtbl_arylen;
+EXT MGVTBL vtbl_glob;
+EXT MGVTBL vtbl_mglob;
+EXT MGVTBL vtbl_taint;
+EXT MGVTBL vtbl_substr;
+EXT MGVTBL vtbl_vec;
+EXT MGVTBL vtbl_pos;
+EXT MGVTBL vtbl_bm;
+EXT MGVTBL vtbl_uvar;
+
+#ifdef OVERLOAD
+EXT MGVTBL vtbl_amagic;
+EXT MGVTBL vtbl_amagicelem;
+#endif /* OVERLOAD */
+
+#endif
+
+#ifdef OVERLOAD
+EXT long amagic_generation;
+
+#define NofAMmeth 29
+#ifdef DOINIT
+EXT char * AMG_names[NofAMmeth][2] = {
+ {"fallback","abs"},
+ {"bool", "nomethod"},
+ {"\"\"", "0+"},
+ {"+","+="},
+ {"-","-="},
+ {"*", "*="},
+ {"/", "/="},
+ {"%", "%="},
+ {"**", "**="},
+ {"<<", "<<="},
+ {">>", ">>="},
+ {"&", "&="},
+ {"|", "|="},
+ {"^", "^="},
+ {"<", "<="},
+ {">", ">="},
+ {"==", "!="},
+ {"<=>", "cmp"},
+ {"lt", "le"},
+ {"gt", "ge"},
+ {"eq", "ne"},
+ {"!", "~"},
+ {"++", "--"},
+ {"atan2", "cos"},
+ {"sin", "exp"},
+ {"log", "sqrt"},
+ {"x","x="},
+ {".",".="},
+ {"=","neg"}
+};
+#else
+EXT char * AMG_names[NofAMmeth][2];
+#endif /* def INITAMAGIC */
+
+struct am_table {
+ long was_ok_sub;
+ long was_ok_am;
+ CV* table[NofAMmeth*2];
+ long fallback;
+};
+typedef struct am_table AMT;
+
+#define AMGfallNEVER 1
+#define AMGfallNO 2
+#define AMGfallYES 3
+
+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
+};
+#endif /* OVERLOAD */
+
+#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 */
+
https://perl5.git.perl.org / perl5.git / blobdiff