X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl.h;h=cf12d63149b636a7eac395ef1ccbfb99538010f9;hb=65a54111ab1e8338aa2996456080bfb667a98148;hp=1b32d4d8d3cd04a3c0d58fcf8cb7a03226fdf632;hpb=ed6116ce9b9d13712ea252ee248b0400653db7f9;p=p5sagit%2Fp5-mst-13.2.git diff --git a/perl.h b/perl.h index 1b32d4d..cf12d63 100644 --- a/perl.h +++ b/perl.h @@ -1,54 +1,19 @@ -/* $RCSfile: perl.h,v $$Revision: 4.1 $$Date: 92/08/07 18:25:56 $ +/* perl.h * - * Copyright (c) 1991, Larry Wall + * 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. * - * $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 #include "embed.h" -#define VOIDWANT 1 -#ifdef __cplusplus -#include "config_c++.h" -#else +#define VOIDUSED 1 #include "config.h" -#endif #ifndef BYTEORDER # define BYTEORDER 0x1234 @@ -67,37 +32,15 @@ * 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) #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) () -#endif - #if defined(HASVOLATILE) || defined(STANDARD_C) # ifdef __cplusplus # define VOL // to temporarily suppress warnings @@ -113,29 +56,46 @@ char Error[1]; #define TAINT_PROPER(s) if (tainting) taint_proper(no_security, s) #define TAINT_ENV() if (tainting) taint_env() -#ifndef HAS_VFORK -# define vfork fork -#endif - -#ifdef HAS_GETPGRP2 -# ifndef HAS_GETPGRP -# define HAS_GETPGRP +#ifdef USE_BSDPGRP +# ifdef HAS_GETPGRP +# define BSD_GETPGRP(pid) getpgrp((pid)) # endif -# define getpgrp getpgrp2 -#endif - -#ifdef HAS_SETPGRP2 -# ifndef HAS_SETPGRP -# define HAS_SETPGRP +# ifdef HAS_SETPGRP +# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp)) +# endif +#else +# ifdef HAS_GETPGRP2 +# define BSD_GETPGRP(pid) getpgrp2((pid)) +# ifndef HAS_GETPGRP +# define HAS_GETPGRP +# endif +# endif +# ifdef HAS_SETPGRP2 +# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp)) +# ifndef HAS_SETPGRP +# define HAS_SETPGRP +# endif # endif -# define setpgrp setpgrp2 #endif #include +#ifdef USE_NEXT_CTYPE +#include +#else #include +#endif + +#ifdef I_LOCALE +#include +#endif + +#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */ +#undef METHOD +#endif + #include -#ifndef MSDOS +#ifdef I_SYS_PARAM # ifdef PARAM_NEEDS_TYPES # include # endif @@ -144,22 +104,50 @@ char Error[1]; /* Use all the "standard" definitions? */ -#ifdef STANDARD_C +#if defined(STANDARD_C) && defined(I_STDLIB) # include +#endif /* STANDARD_C */ + +/* Maybe this comes after 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 Mymalloc +# define realloc Myremalloc +# define free Myfree +# endif +# define safemalloc malloc +# define saferealloc realloc +# define safefree free +#endif + +#define MEM_SIZE Size_t + +#if defined(I_STRING) || defined(__cplusplus) # include -# define MEM_SIZE size_t #else - typedef unsigned int MEM_SIZE; -#endif /* STANDARD_C */ +# include +#endif + +#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr) +#define strchr index +#define strrchr rindex +#endif -#if defined(HAS_MEMCMP) && defined(mips) && defined(ultrix) +#if defined(mips) && defined(ultrix) && !defined(__STDC__) # undef HAS_MEMCMP #endif +#ifdef I_MEMORY +# include +#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 @@ -173,9 +161,9 @@ char Error[1]; #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) @@ -190,29 +178,29 @@ char Error[1]; #endif /* HAS_MEMSET */ #ifdef HAS_MEMCMP -# ifndef STANDARD_C +# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) # ifndef memcmp - extern int memcmp P((char*, char*, int)); + extern int memcmp _((char*, char*, int)); # endif # endif #else # ifndef memcmp -# define memcmp(s1,s2,l) my_memcmp(s1,s2,l) +# define memcmp my_memcmp # endif #endif /* HAS_MEMCMP */ -/* we prefer bcmp slightly for comparisons that don't care about ordering */ +/* XXX 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_BCOPY) && defined(SAFE_BCOPY) +#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(SAFE_MEMCPY) +# 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) @@ -230,23 +218,26 @@ char Error[1]; # include #endif +#ifdef I_SYS_STAT #include +#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(UTekV) +#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 @@ -254,29 +245,46 @@ char Error[1]; #endif #ifdef I_SYS_TIME -# ifdef SYSTIMEKERNEL +# ifdef I_SYS_TIME_KERNEL # define KERNEL # endif # include -# ifdef SYSTIMEKERNEL +# ifdef I_SYS_TIME_KERNEL # undef KERNEL # endif #endif #ifndef MSDOS -#include +# if defined(HAS_TIMES) && defined(I_SYS_TIMES) +# include +# 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 #ifdef HAS_SOCKET -# ifndef ENOTSOCK +# ifdef I_NET_ERRNO # include # 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) {set_errno(errcode); set_vaxc_errno(vmserrcode);} +#endif #ifndef MSDOS # ifndef errno @@ -284,18 +292,27 @@ char Error[1]; # endif #endif -#ifndef strerror -# ifdef HAS_STRERROR - char *strerror P((int)); -# else +#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[]; -# define strerror(e) \ +# ifndef Strerror +# define Strerror(e) \ ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e]) +# endif # endif #endif -#ifdef I_SYSIOCTL +#ifdef I_SYS_IOCTL # ifndef _IOCTL_ # include # endif @@ -305,8 +322,8 @@ char Error[1]; # ifdef HAS_SOCKETPAIR # undef HAS_SOCKETPAIR # endif -# ifdef HAS_NDBM -# undef HAS_NDBM +# ifdef I_NDBM +# undef I_NDBM # endif #endif @@ -318,13 +335,15 @@ char Error[1]; # define ntohi ntohl #endif +/* Configure already sets Direntry_t */ #if defined(I_DIRENT) # include -# define DIRENT dirent +# if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ +# include +# endif #else # ifdef I_SYS_NDIR # include -# define DIRENT direct # else # ifdef I_SYS_DIR # ifdef hp9000s500 @@ -332,7 +351,6 @@ char Error[1]; # else # include # endif -# define DIRENT direct # endif # endif #endif @@ -448,50 +466,33 @@ char Error[1]; # 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 +# define HAS_QUAD #endif -#ifdef QUAD +#ifdef UV +#undef UV +#endif + +#ifdef HAS_QUAD # ifdef cray -# define quad int +# define Quad_t int # else # if defined(convex) || defined (uts) -# define quad long long +# define Quad_t long long # else -# define quad long +# define Quad_t long # endif # endif -#endif - -#ifdef VOIDSIG -# define VOIDRET void -#else -# define VOIDRET int -#endif - -#ifdef DOSISH -# include "dosish.h" + typedef Quad_t IV; + typedef unsigned Quad_t UV; #else -# include "unixish.h" -#endif - -#ifndef HAS_PAUSE -#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 + typedef long IV; + typedef unsigned long UV; #endif typedef MEM_SIZE STRLEN; @@ -507,14 +508,11 @@ typedef struct pmop PMOP; 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 io IO; typedef struct sv SV; typedef struct av AV; typedef struct hv HV; @@ -522,6 +520,7 @@ typedef struct cv CV; typedef struct regexp REGEXP; typedef struct gp GP; typedef struct sv GV; +typedef struct io IO; typedef struct context CONTEXT; typedef struct block BLOCK; @@ -538,13 +537,51 @@ 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 +# include "unixish.h" +# endif +#endif + +#ifndef HAS_PAUSE +#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*)); }; #include "regexp.h" @@ -561,16 +598,13 @@ union any { #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) @@ -632,17 +666,23 @@ union any { #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)) +U32 cast_ulong _((double)); +#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)) +I32 cast_i32 _((double)); +#define I_32(what) (cast_i32((double)(what))) +IV cast_iv _((double)); +#define I_V(what) (cast_iv((double)(what))) +UV cast_uv _((double)); +#define U_V(what) (cast_uv((double)(what))) #endif struct Outrec { @@ -655,17 +695,15 @@ 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 @@ -687,6 +725,7 @@ GIDTYPE getegid P(()); #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) @@ -705,6 +744,7 @@ GIDTYPE getegid P(()); #define DEBUG_L(a) #define DEBUG_H(a) #define DEBUG_X(a) +#define DEBUG_D(a) #endif #define YYMAXDEPTH 300 @@ -716,18 +756,20 @@ GIDTYPE getegid P(()); }}) 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 __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 */ -long time(); +Time_t time(); struct tm *gmtime(), *localtime(); char *strchr(), *strrchr(); char *strcpy(), *strcat(); @@ -740,43 +782,44 @@ char *strcpy(), *strcat(); # ifdef __cplusplus extern "C" { # endif - double exp P((double)); - double log P((double)); - double sqrt P((double)); - double modf P((double,int*)); - 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 +char *crypt _((const char*, const char*)); +char *getenv _((const char*)); +Off_t lseek _((int,Off_t,int)); +char *getlogin _((void)); +#endif -char *crypt P((const char*, const char*)); -char *getenv P((const char*)); -long lseek P((int,int,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 -#endif +# ifdef HAS_SETRESGID +# define setregid(r,e) setresgid(r,e,(Gid_t)-1) +# define HAS_SETREGID +# endif #endif #define SCAN_DEF 0 @@ -784,9 +827,15 @@ int unlnk P((char*)); #define SCAN_REPL 2 #ifdef DEBUGGING -#define PAD_SV(po) pad_sv(po) +# ifndef register +# define register +# endif +# ifdef MYMALLOC +# define DEBUGGING_MSTATS +# endif +# define PAD_SV(po) pad_sv(po) #else -#define PAD_SV(po) curpad[po] +# define PAD_SV(po) curpad[po] #endif /****************/ @@ -794,8 +843,10 @@ int unlnk P((char*)); /****************/ /* global state */ -EXT PerlInterpreter *curinterp; /* currently running interpreter */ +EXT PerlInterpreter * curinterp; /* currently running interpreter */ +#ifndef VMS /* VMS doesn't use environ array */ extern char ** environ; /* environment variables supplied via exec */ +#endif EXT int uid; /* current real user id */ EXT int euid; /* current effective user id */ EXT int gid; /* current real group id */ @@ -803,10 +854,22 @@ 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 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 U32 * profiledata; +EXT int maxo INIT(MAXO);/* Number of ops */ + +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 */ @@ -838,10 +901,10 @@ EXT SV ** curpad; /* 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 */ @@ -858,14 +921,20 @@ 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 to create a symbol"); + 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[] @@ -882,6 +951,8 @@ 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; @@ -892,11 +963,11 @@ EXT SV sv_yes; #endif #ifdef DOINIT -EXT char *sig_name[] = { - SIG_NAME,0 -}; +EXT char *sig_name[] = { SIG_NAME }; +EXT int sig_num[] = { SIG_NUM }; #else EXT char *sig_name[]; +EXT int sig_num[]; #endif #ifdef DOINIT @@ -977,24 +1048,67 @@ EXT unsigned char freq[] = { /* letter frequencies for mixed English/C */ EXT unsigned char freq[]; #endif +#ifdef DEBUGGING +#ifdef DOINIT +EXT char* block_type[] = { + "NULL", + "SUB", + "EVAL", + "LOOP", + "SUBST", + "BLOCK", +}; +#else +EXT char* block_type[]; +#endif +#endif + /*****************************************************************************/ /* 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, - XBLOCK, 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 FILE * VOL rsfp INIT(Nullfp); EXT SV * linestr; EXT char * bufptr; EXT char * oldbufptr; EXT char * oldoldbufptr; EXT char * bufend; -EXT expectation expect INIT(XBLOCK); /* how to interpret ambiguous tokens */ +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 */ @@ -1006,23 +1120,37 @@ 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 * comppadname; /* variable names for "my" variables */ -EXT I32 comppadnamefill;/* last "introduced" variable offset */ +EXT AV * comppad_name; /* variable names for "my" variables */ +EXT I32 comppad_name_fill;/* last "introduced" variable offset */ +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 bool in_format; /* we're compiling a run_format */ +EXT OPCODE last_lop_op; /* last list operator */ 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 + /**************************************************************************/ /* This regexp stuff is global since it always happens within 1 expr eval */ /**************************************************************************/ @@ -1033,27 +1161,24 @@ 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 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 */ /***********************************************/ /* Global only to current interpreter instance */ /***********************************************/ -#ifdef EMBEDDED +#ifdef MULTIPLICITY #define IEXT #define IINIT(x) struct interpreter { @@ -1069,19 +1194,27 @@ 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[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 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; @@ -1096,24 +1229,22 @@ IEXT char * Ie_tmpname; IEXT FILE * Ie_fp; IEXT VOL U32 Idebug; 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 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 I32 Irslen IINIT(1); -IEXT bool Irspara; +IEXT SV * Irs; /* $/ */ IEXT char * Iofs; /* $, */ -IEXT I32 Iofslen; +IEXT STRLEN Iofslen; IEXT char * Iors; /* $\ */ -IEXT I32 Iorslen; +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 U32 Istatusvalue; /* $? */ IEXT struct stat Istatcache; /* _ */ IEXT GV * Istatgv; @@ -1125,7 +1256,6 @@ IEXT GV * Ilast_in_gv; IEXT GV * Idefgv; IEXT GV * Iargvgv; IEXT GV * Idefoutgv; -IEXT GV * Icuroutgv; IEXT GV * Iargvoutgv; /* shortcuts to regexp stuff */ @@ -1138,6 +1268,9 @@ IEXT I32 * Iscreamnext; IEXT I32 Imaxscream IINIT(-1); IEXT SV * Ilastscream; +/* shortcuts to misc objects */ +IEXT GV * Ierrgv; + /* shortcuts to debugging objects */ IEXT GV * IDBgv; IEXT GV * IDBline; @@ -1159,11 +1292,14 @@ IEXT AV * Ipad; /* storage for lexically scoped temporaries */ IEXT AV * Ipadname; /* variable names for "my" variables */ /* memory management */ -IEXT SV * Ifreestrroot; IEXT SV ** Itmps_stack; IEXT I32 Itmps_ix IINIT(-1); IEXT I32 Itmps_floor IINIT(-1); -IEXT I32 Itmps_max IINIT(-1); +IEXT I32 Itmps_max; +IEXT I32 Isv_count; /* how many SV* are currently allocated */ +IEXT I32 Isv_objcount; /* how many objects are currently allocated */ +IEXT SV* Isv_root; /* storage for SVs belonging to interp */ +IEXT SV* Isv_arenaroot; /* list of areas for garbage collection */ /* funky return mechanisms */ IEXT I32 Ilastspbase; @@ -1178,10 +1314,11 @@ IEXT HV * Ipidstatus; /* keep pid-to-status mappings for waitpid */ IEXT VOL int Iin_eval; /* trap "fatal" errors? */ IEXT OP * Irestartop; /* Are we propagating an error from croak? */ IEXT int Idelaymagic; /* ($<,$>) = ... */ -IEXT bool Idirty; /* clean before rerunning */ -IEXT bool Ilocalizing; /* are we processing a local() list? */ +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; @@ -1190,6 +1327,7 @@ 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; @@ -1201,7 +1339,8 @@ 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 Sigjmp_buf Itop_env; +IEXT I32 Irunlevel; /* stack stuff */ IEXT AV * Istack; /* THE STACK */ @@ -1233,13 +1372,14 @@ 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); #undef IEXT #undef IINIT -#ifdef EMBEDDED +#ifdef MULTIPLICITY }; #else struct interpreter { @@ -1253,8 +1393,30 @@ struct interpreter { extern "C" { #endif +#ifdef __cplusplus +# ifndef I_STDARG +# define I_STDARG 1 +# endif +#endif + +#ifdef I_STDARG +# include +#else +# ifdef I_VARARGS +# include +# endif +#endif + #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 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 @@ -1262,47 +1424,59 @@ extern "C" { /* 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, +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 = {0, magic_setsig, 0, 0, 0}; -MGVTBL vtbl_packelem = {magic_getpack, +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}; +EXT MGVTBL vtbl_taint = {magic_gettaint,magic_settaint, 0, 0, 0}; -MGVTBL vtbl_taint = {magic_gettaint,magic_settaint, +EXT MGVTBL vtbl_substr = {0, magic_setsubstr, 0, 0, 0}; -MGVTBL vtbl_substr = {0, magic_setsubstr, +EXT MGVTBL vtbl_vec = {0, magic_setvec, 0, 0, 0}; -MGVTBL vtbl_vec = {0, magic_setvec, +EXT MGVTBL vtbl_pos = {magic_getpos, + magic_setpos, 0, 0, 0}; -MGVTBL vtbl_bm = {0, magic_setbm, +EXT MGVTBL vtbl_bm = {0, magic_setbm, 0, 0, 0}; -MGVTBL vtbl_uvar = {magic_getuvar, +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; @@ -1320,6 +1494,100 @@ 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 */ + +#endif /* Include guard */