X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/bce260cd95d1dd29e348f40a7f6682c3d7fea3fc..95ca8690fb514421b98da534c91bfd455c9daabc:/perlvars.h diff --git a/perlvars.h b/perlvars.h index 7d71787..cd88e07 100644 --- a/perlvars.h +++ b/perlvars.h @@ -1,6 +1,7 @@ /* perlvars.h * - * Copyright (C) 1999, 2000, 2001, 2002, by Larry Wall and others + * Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, + * by Larry Wall and others * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. @@ -31,11 +32,12 @@ PERLVAR(Gcurinterp, PerlInterpreter *) PERLVAR(Gthr_key, perl_key) /* key to retrieve per-thread struct */ #endif -/* constants (these are not literals to facilitate pointer comparisons) */ -PERLVARIC(GYes, char *, "1") -PERLVARIC(GNo, char *, "") -PERLVARIC(Ghexdigit, char *, "0123456789abcdef0123456789ABCDEF") -PERLVARIC(Gpatleave, char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}") +/* constants (these are not literals to facilitate pointer comparisons) + * (PERLVARISC really does create variables, despite its looks) */ +PERLVARISC(GYes, "1") +PERLVARISC(GNo, "") +PERLVARISC(Ghexdigit, "0123456789abcdef0123456789ABCDEF") +PERLVARISC(Gpatleave, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}") /* XXX does anyone even use this? */ PERLVARI(Gdo_undump, bool, FALSE) /* -u or dump seen? */ @@ -52,5 +54,103 @@ PERLVAR(Gop_mutex, perl_mutex) /* Mutex for op refcounting */ PERLVAR(Gdollarzero_mutex, perl_mutex) /* Modifying $0 */ #endif + /* This is constant on most architectures, a global on OS/2 */ -PERLVARI(Gsh_path, char *, SH_PATH)/* full path of shell */ +#ifdef OS2 +# define PERL___C +#else +# define PERL___C const +#endif +PERLVARI(Gsh_path, PERL___C char *, SH_PATH) /* full path of shell */ +#undef PERL___C + +#ifndef PERL_MICRO +/* If Perl has to ignore SIGPFE, this is its saved state. + * See perl.h macros PERL_FPU_INIT and PERL_FPU_{PRE,POST}_EXEC. */ +PERLVAR(Gsigfpe_saved, Sighandler_t) +#endif + +/* Restricted hashes placeholder value. + * The contents are never used, only the address. */ +PERLVAR(Gsv_placeholder, SV) + +#ifndef PERL_MICRO +PERLVARI(Gcsighandlerp, Sighandler_t, Perl_csighandler) /* Pointer to C-level sighandler */ +#endif + +#ifndef PERL_USE_SAFE_PUTENV +PERLVARI(Guse_safe_putenv, int, 1) +#endif + +#ifdef USE_PERLIO +PERLVARI(Gperlio_fd_refcnt, int*, 0) /* Pointer to array of fd refcounts. */ +PERLVARI(Gperlio_fd_refcnt_size, int, 0) /* Size of the array */ +PERLVARI(Gperlio_debug_fd, int, 0) /* the fd to write perlio debug into, 0 means not set yet */ +#endif + +#ifdef HAS_MMAP +PERLVARI(Gmmap_page_size, IV, 0) +#endif + +#if defined(FAKE_PERSISTENT_SIGNAL_HANDLERS)||defined(FAKE_DEFAULT_SIGNAL_HANDLERS) +PERLVARI(Gsig_handlers_initted, int, 0) +#endif +#ifdef FAKE_PERSISTENT_SIGNAL_HANDLERS +PERLVARA(Gsig_ignoring, SIG_SIZE, int) /* which signals we are ignoring */ +#endif +#ifdef FAKE_DEFAULT_SIGNAL_HANDLERS +PERLVARA(Gsig_defaulting, SIG_SIZE, int) +#endif + +#ifndef PERL_IMPLICIT_CONTEXT +PERLVAR(Gsig_sv, SV*) +#endif + +/* XXX signals are process-wide anyway, so we + * ignore the implications of this for threading */ +#ifndef HAS_SIGACTION +PERLVARI(Gsig_trapped, int, 0) +#endif + +#ifdef DEBUGGING +PERLVAR(Gwatch_pvx, char*) +#endif + +#ifdef PERL_GLOBAL_STRUCT +PERLVAR(Gppaddr, Perl_ppaddr_t*) /* or opcode.h */ +PERLVAR(Gcheck, Perl_check_t *) /* or opcode.h */ +PERLVARA(Gfold_locale, 256, unsigned char) /* or perl.h */ +#endif + +#ifdef PERL_NEED_APPCTX +PERLVAR(Gappctx, void*) /* the application context */ +#endif + +PERLVAR(Gop_sequence, HV*) /* dump.c */ +PERLVARI(Gop_seq, UV, 0) /* dump.c */ + +#if defined(HAS_TIMES) && defined(PERL_NEED_TIMESBASE) +PERLVAR(Gtimesbase, struct tms) +#endif + +/* allocate a unique index to every module that calls MY_CXT_INIT */ + +#ifdef PERL_IMPLICIT_CONTEXT +# ifdef USE_ITHREADS +PERLVAR(Gmy_ctx_mutex, perl_mutex) +# endif +PERLVARI(Gmy_cxt_index, int, 0) +#endif + +#if defined(USE_ITHREADS) +PERLVAR(Ghints_mutex, perl_mutex) /* Mutex for refcounted he refcounting */ +#endif + +#if defined(USE_ITHREADS) +PERLVAR(Gperlio_mutex, perl_mutex) /* Mutex for perlio fd refcounts */ +#endif + +/* this is currently set without MUTEX protection, so keep it a type which + * can be set atomically (ie not a bit field) */ +PERLVARI(Gveto_cleanup, int, FALSE) /* exit without cleanup */ +