X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/14300607918605648b68b2bcd08ef8d19aab8688..8d481ee5bb3b5edbc9e7e7ba50aa3437fea792a6:/perl.h diff --git a/perl.h b/perl.h index 26b6b17..cc451b6 100644 --- a/perl.h +++ b/perl.h @@ -1,11 +1,12 @@ /* perl.h * - * Copyright (c) 1987-2001, Larry Wall + * Copyright (c) 1987-2002, 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 @@ -41,6 +42,15 @@ /* See L for detailed notes on * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */ +#ifdef PERL_IMPLICIT_SYS +/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem + so use slab allocator to avoid lots of MUTEX overhead + */ +# ifndef PL_OP_SLAB_ALLOC +# define PL_OP_SLAB_ALLOC +# endif +#endif + #ifdef USE_ITHREADS # if !defined(MULTIPLICITY) # define MULTIPLICITY @@ -254,7 +264,7 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); #if defined(HASVOLATILE) || defined(STANDARD_C) # ifdef __cplusplus -# define VOL // to temporarily suppress warnings +# define VOL /* to temporarily suppress warnings */ # else # define VOL volatile # endif @@ -320,7 +330,7 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); /* Use the reentrant APIs like localtime_r and getpwent_r */ /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */ -#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(WIN32) +#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(WIN32) && !defined(__APPLE__) # define USE_REENTRANT_API #endif @@ -425,7 +435,7 @@ int usleep(unsigned int); # define MYSWAP #endif -/* Cannot include embed.h here on Win32 as win32.h has not +/* Cannot include embed.h here on Win32 as win32.h has not yet been included and defines some config variables e.g. HAVE_INTERP_INTERN */ #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS)) @@ -755,6 +765,12 @@ int sockatmark(int); # endif #endif +#ifndef HAS_SOCKETPAIR +# ifdef HAS_SOCKET +# define socketpair Perl_my_socketpair +# endif +#endif + #if INTSIZE == 2 # define htoni htons # define ntohi ntohs @@ -931,11 +947,15 @@ int sockatmark(int); # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH) #endif -#ifndef S_IREAD +/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in + * which would get included through , but that is 3000 + * lines in the future. --jhi */ + +#if !defined(S_IREAD) && !defined(__BEOS__) # define S_IREAD S_IRUSR #endif -#ifndef S_IWRITE +#if !defined(S_IWRITE) && !defined(__BEOS__) # define S_IWRITE S_IWUSR #endif @@ -1749,56 +1769,69 @@ typedef struct clone_params CLONE_PARAMS; #endif #if defined(__OPEN_VM) -# include "vmesa/vmesaish.h" +# include "vmesa/vmesaish.h" +# define ISHISH "vmesa" #endif #ifdef DOSISH -# if defined(OS2) -# include "os2ish.h" -# else -# include "dosish.h" -# endif -#else -# if defined(VMS) +# if defined(OS2) +# include "os2ish.h" +# else +# include "dosish.h" +# endif +# define ISHISH "dos" +#endif + +#if defined(VMS) # include "vmsish.h" # include "embed.h" -# else -# if defined(PLAN9) -# include "./plan9/plan9ish.h" +# define ISHISH "vms" +#endif + +#if defined(PLAN9) +# include "./plan9/plan9ish.h" +# define ISHISH "plan9" +#endif + +#if defined(MPE) +# include "mpeix/mpeixish.h" +# define ISHISH "mpeix" +#endif + +#if defined(__VOS__) +# ifdef __GNUC__ +# include "./vos/vosish.h" # else -# if defined(MPE) -# include "mpeix/mpeixish.h" -# else -# if defined(__VOS__) -# include "vosish.h" -# else -# if defined(EPOC) -# include "epocish.h" -# else -# if defined(MACOS_TRADITIONAL) -# include "macos/macish.h" -# ifndef NO_ENVIRON_ARRAY -# define NO_ENVIRON_ARRAY -# endif -# else -# include "unixish.h" -# endif -# endif -# endif -# endif +# include "vos/vosish.h" # endif -# endif +# define ISHISH "vos" #endif -#ifndef NO_ENVIRON_ARRAY -# define USE_ENVIRON_ARRAY +#if defined(EPOC) +# include "epocish.h" +# define ISHISH "epoc" #endif -#ifdef JPL - /* E.g. JPL needs to operate on a copy of the real environment. - * JDK 1.2 and 1.3 seem to get upset if the original environment - * is diddled with. */ -# define NEED_ENVIRON_DUP_FOR_MODIFY +#if defined(MACOS_TRADITIONAL) +# include "macos/macish.h" +# ifndef NO_ENVIRON_ARRAY +# define NO_ENVIRON_ARRAY +# endif +# define ISHISH "macos classic" +#endif + +#if defined(__BEOS__) +# include "beos/beosish.h" +# define ISHISH "beos" +#endif + +#ifndef ISHISH +# include "unixish.h" +# define ISHISH "unix" +#endif + +#ifndef NO_ENVIRON_ARRAY +# define USE_ENVIRON_ARRAY #endif /* @@ -2117,7 +2150,6 @@ typedef I32 (*filter_t) (pTHX_ int, SV *, int); #include "scope.h" #include "warnings.h" #include "utf8.h" -#include "sharedsv.h" /* Current curly descriptor */ typedef struct curcur CURCUR; @@ -2482,7 +2514,9 @@ Gid_t getegid (void); #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */ #define PERL_MAGIC_dbfile 'L' /* Debugger %_ might have been included somehow */ +#ifdef DEBUGGING +#define assert(what) DEB( { \ + if (!(what)) { \ + Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \ + __FILE__, __LINE__); \ + PerlProc_exit(1); \ + }}) +#else #define assert(what) DEB( { \ if (!(what)) { \ Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \ @@ -2513,6 +2556,7 @@ Gid_t getegid (void); PerlProc_exit(1); \ }}) #endif +#endif struct ufuncs { I32 (*uf_val)(pTHX_ IV, SV*); @@ -2730,6 +2774,7 @@ typedef Sighandler_t Sigsave_t; typedef int (CPERLscope(*runops_proc_t)) (pTHX); +typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv); typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX); /* _ (for $_) must be first in the following list (DEFSV requires it) */ @@ -3100,23 +3145,27 @@ enum { /* pass one of these to get_vtbl */ #define HINT_FILETEST_ACCESS 0x00400000 #define HINT_UTF8 0x00800000 +#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */ +#define HINT_SORT_QUICKSORT 0x00000001 +#define HINT_SORT_MERGESORT 0x00000002 +#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */ + /* Various states of the input record separator SV (rs) */ #define RsSNARF(sv) (! SvOK(sv)) #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv))) #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv)) #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0)) -#ifdef DEBUGGING -/* A struct for keeping various DEBUGGING related stuff +/* A struct for keeping various DEBUGGING related stuff, * neatly packed. Currently only scratch variables for - * constructing debug output are included. */ + * constructing debug output are included. Needed always, + * not just when DEBUGGING, though, because of the re extension. c*/ struct perl_debug_pad { SV pad[3]; }; #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i]) #define PERL_DEBUG_PAD_ZERO(i) (sv_setpvn(PERL_DEBUG_PAD(i), "", 0), PERL_DEBUG_PAD(i)) -#endif /* Enable variables which are pointers to functions */ typedef void (CPERLscope(*peep_t))(pTHX_ OP* o); @@ -3289,7 +3338,7 @@ START_EXTERN_C #ifdef DOINIT -EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get), +EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get), MEMBER_TO_FPTR(Perl_magic_set), MEMBER_TO_FPTR(Perl_magic_len), 0, 0}; @@ -3308,10 +3357,12 @@ EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig), 0, MEMBER_TO_FPTR(Perl_magic_clearsig), 0}; #endif -EXT MGVTBL PL_vtbl_pack = {0, 0, MEMBER_TO_FPTR(Perl_magic_sizepack), MEMBER_TO_FPTR(Perl_magic_wipepack), +EXT MGVTBL PL_vtbl_pack = {0, 0, + MEMBER_TO_FPTR(Perl_magic_sizepack), + MEMBER_TO_FPTR(Perl_magic_wipepack), 0}; EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack), - MEMBER_TO_FPTR(Perl_magic_setpack), + MEMBER_TO_FPTR(Perl_magic_setpack), 0, MEMBER_TO_FPTR(Perl_magic_clearpack), 0}; EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline), @@ -3332,12 +3383,14 @@ EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob), EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys), MEMBER_TO_FPTR(Perl_magic_setnkeys), 0, 0, 0}; -EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),MEMBER_TO_FPTR(Perl_magic_settaint), +EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint), + MEMBER_TO_FPTR(Perl_magic_settaint), 0, 0, 0}; -EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr), MEMBER_TO_FPTR(Perl_magic_setsubstr), +EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr), + MEMBER_TO_FPTR(Perl_magic_setsubstr), 0, 0, 0}; EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec), - MEMBER_TO_FPTR(Perl_magic_setvec), + MEMBER_TO_FPTR(Perl_magic_setvec), 0, 0, 0}; EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos), MEMBER_TO_FPTR(Perl_magic_setpos), @@ -3350,9 +3403,11 @@ EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar), MEMBER_TO_FPTR(Perl_magic_setuvar), 0, 0, 0}; #ifdef USE_5005THREADS -EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0, MEMBER_TO_FPTR(Perl_magic_mutexfree)}; +EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0, + MEMBER_TO_FPTR(Perl_magic_mutexfree)}; #endif /* USE_5005THREADS */ -EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),MEMBER_TO_FPTR(Perl_magic_setdefelem), +EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem), + MEMBER_TO_FPTR(Perl_magic_setdefelem), 0, 0, 0}; EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)}; @@ -3917,6 +3972,23 @@ int flock(int fd, int op); # define O_TEXT 0 #endif +#if O_TEXT != O_BINARY + /* If you have different O_TEXT and O_BINARY and you are a CLRF shop, + * that is, you are somehow DOSish. */ +# if defined(__BEOS__) || defined(__VOS__) + /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect; + * BeOS is always UNIXoid (LF), not DOSish (CRLF). */ + /* VOS has O_TEXT != O_BINARY, and they have effect, + * but VOS always uses LF, never CRLF. */ + /* If you have O_TEXT different from your O_BINARY but you still are + * not a CRLF shop. */ +# undef PERLIO_USING_CRLF +# else + /* If you really are DOSish. */ +# define PERLIO_USING_CRLF 1 +# endif +#endif + #ifdef IAMSUID #ifdef I_SYS_STATVFS @@ -3995,6 +4067,30 @@ extern void moncontrol(int); #define PERL_GPROF_MONCONTROL(x) #endif +#ifdef UNDER_CE +#include "wince.h" +#endif + +/* ISO 6429 NEL - C1 control NExt Line */ +/* See http://www.unicode.org/unicode/reports/tr13/ */ +#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */ +# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */ +# define NEXT_LINE_CHAR 0x15 +# else /* CDRA */ +# define NEXT_LINE_CHAR 0x25 +# endif +#else +# define NEXT_LINE_CHAR 0x85 +#endif + +/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */ +#define UNICODE_LINE_SEPA_0 0xE2 +#define UNICODE_LINE_SEPA_1 0x80 +#define UNICODE_LINE_SEPA_2 0xA8 +#define UNICODE_PARA_SEPA_0 0xE2 +#define UNICODE_PARA_SEPA_1 0x80 +#define UNICODE_PARA_SEPA_2 0xA9 + /* and finally... */ #define PERL_PATCHLEVEL_H_IMPLICIT #include "patchlevel.h" @@ -4038,30 +4134,9 @@ extern void moncontrol(int); HAS_NL_LANGINFO - so that Configure picks them up. */ - -#ifdef UNDER_CE -#include "wince.h" -#endif - -/* ISO 6429 NEL - C1 control NExt Line */ -/* See http://www.unicode.org/unicode/reports/tr13/ */ -#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */ -# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */ -# define NEXT_LINE_CHAR 0x15 -# else /* CDRA */ -# define NEXT_LINE_CHAR 0x25 -# endif -#else -# define NEXT_LINE_CHAR 0x85 -#endif + HAS_DIRFD -/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */ -#define UNICODE_LINE_SEPA_0 0xE2 -#define UNICODE_LINE_SEPA_1 0x80 -#define UNICODE_LINE_SEPA_2 0xA8 -#define UNICODE_PARA_SEPA_0 0xE2 -#define UNICODE_PARA_SEPA_1 0x80 -#define UNICODE_PARA_SEPA_2 0xA9 + so that Configure picks them up. */ #endif /* Include guard */ +