/* perl.h
*
- * Copyright (c) 1987-1994, 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.
#define USE_STDIO
#endif /* PERL_FOR_X2P */
+#define VOIDUSED 1
+#include "config.h"
+
+#include "embed.h"
+
/*
* STMT_START { statements; } STMT_END;
* can be used as a single statement, as in
# endif
#endif
-#include "embed.h"
-
-#define VOIDUSED 1
-#include "config.h"
-
/*
* 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.
*/
/* 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
# define STANDARD_C 1
#endif
+#if defined(__cplusplus) || defined(WIN32)
+# define DONT_DECLARE_STD 1
+#endif
+
#if defined(HASVOLATILE) || defined(STANDARD_C)
# ifdef __cplusplus
# define VOL // to temporarily suppress warnings
#if defined(STANDARD_C) && defined(I_STDDEF)
# include <stddef.h>
-# define OFFSETOF(s,m) offsetof(s,m)
+# define STRUCT_OFFSET(s,m) offsetof(s,m)
#else
-# define OFFSETOF(s,m) (Size_t)(&(((s *)0)->m))
+# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
#endif
#if defined(I_STRING) || defined(__cplusplus)
# 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)
+
+#ifdef VMS
+# define SETERRNO(errcode,vmserrcode) \
+ STMT_START { \
+ set_errno(errcode); \
+ set_vaxc_errno(vmserrcode); \
+ } STMT_END
#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
+# define SETERRNO(errcode,vmserrcode) errno = (errcode)
#endif
#ifndef errno
# ifdef VMS
char *strerror _((int,...));
# else
+#ifndef DONT_DECLARE_STD
char *strerror _((int));
+#endif
# endif
# ifndef Strerror
# define Strerror strerror
# define SLOPPYDIVIDE
#endif
-#if defined(cray) || defined(convex) || BYTEORDER > 0xffff
-# define HAS_QUAD
-#endif
-
#ifdef UV
#undef UV
#endif
--Andy Dougherty August 1996
*/
-#ifdef HAS_QUAD
-# ifdef cray
-# define Quad_t int
+#ifdef cray
+# define Quad_t int
+#else
+# ifdef convex
+# define Quad_t long long
# else
-# if defined(convex)
-# define Quad_t long long
-# else
+# if BYTEORDER > 0xFFFF
# define Quad_t long
# endif
# endif
+#endif
+
+#ifdef Quad_t
+# define HAS_QUAD
typedef Quad_t IV;
typedef unsigned Quad_t UV;
# define IV_MAX PERL_QUAD_MAX
# 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.
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"
};
/* Fix these up for __STDC__ */
-#ifndef __cplusplus
+#ifndef DONT_DECLARE_STD
char *mktemp _((char*));
double atof _((const char*));
#endif
#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
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__)
EXT U32 sub_generation; /* inc to force methods to be looked up again */
EXT char ** origenviron;
EXT U32 origalen;
+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 * 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("|");
+EXTCONST char * Yes INIT("1");
+EXTCONST char * No INIT("");
+EXTCONST char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx");
+EXTCONST char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}");
+EXTCONST char * vert INIT("|");
-EXT char warn_uninit[]
+EXTCONST char warn_uninit[]
INIT("Use of uninitialized value");
-EXT char warn_nosemi[]
+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_wrongref[]
+EXTCONST char no_wrongref[]
INIT("Can't use %s ref as %s ref");
-EXT char no_symref[]
+EXTCONST char no_symref[]
INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
-EXT char no_usym[]
+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");
-EXT char no_myglob[]
+EXTCONST char no_myglob[]
INIT("\"my\" variable %s can't be in a package");
EXT SV sv_undef;
248, 249, 250, 251, 252, 253, 254, 255
};
#else
-EXT unsigned char fold[];
+EXTCONST unsigned char fold[];
#endif
#ifdef DOINIT
#endif
#ifdef DOINIT
-EXT unsigned char freq[] = { /* letter frequencies for mixed English/C */
+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
IEXT PerlIO * Ie_fp;
IEXT U32 Iperldb;
/* This value may be raised by extensions for testing purposes */
-IEXT int Iperl_destruct_level IINIT(1); /* 0=none, 1=full, 2=full with checks */
+IEXT int Iperl_destruct_level IINIT(0); /* 0=none, 1=full, 2=full with checks */
/* magical thingies */
IEXT Time_t Ibasetime; /* $^T */
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 int Imultiline; /* $*--do strings hold >1 line? */
+IEXT I32 Istatusvalue; /* $? */
+#ifdef VMS
+IEXT U32 Istatusvalue_vms;
+#endif
IEXT struct stat Istatcache; /* _ */
IEXT GV * Istatgv;
/* 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 CONTEXT * Icxstack;
IEXT I32 Icxstack_ix IINIT(-1);
IEXT I32 Icxstack_max IINIT(128);
-IEXT Sigjmp_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 */
0, 0, 0};
EXT MGVTBL vtbl_vec = {0, magic_setvec,
0, 0, 0};
-EXT MGVTBL vtbl_vivary = {0, magic_setvivary,
- 0, 0, magic_freevivary};
EXT MGVTBL vtbl_pos = {magic_getpos,
magic_setpos,
0, 0, 0};
EXT MGVTBL vtbl_uvar = {magic_getuvar,
magic_setuvar,
0, 0, 0};
+EXT MGVTBL vtbl_defelem = {magic_getdefelem,magic_setdefelem,
+ 0, 0, magic_freedefelem};
#ifdef USE_LOCALE_COLLATE
EXT MGVTBL vtbl_collxfrm = {0,
EXT MGVTBL vtbl_taint;
EXT MGVTBL vtbl_substr;
EXT MGVTBL vtbl_vec;
-EXT MGVTBL vtbl_vivary;
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 /* !DOINIT */
#ifdef OVERLOAD
+
EXT long amagic_generation;
-#define NofAMmeth 29
+#define NofAMmeth 58
#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"}
+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
-EXT char * AMG_names[NofAMmeth][2];
+EXTCONST char * AMG_names[NofAMmeth];
#endif /* def INITAMAGIC */
-struct am_table {
+struct am_table {
long was_ok_sub;
long was_ok_am;
- CV* table[NofAMmeth*2];
+ 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,
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