X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=miniperlmain.c;h=252a48d8e9573c979b873f8adcffbd1fca0285d5;hb=62703e7218aceb3f5d30f70a2307dd02e5eb8c63;hp=2d66964093e964a480984d591ad95d71fb12f738;hpb=b5dd76528f58e6d304c1986b9ed0d87463d41795;p=p5sagit%2Fp5-mst-13.2.git diff --git a/miniperlmain.c b/miniperlmain.c index 2d66964..252a48d 100644 --- a/miniperlmain.c +++ b/miniperlmain.c @@ -1,58 +1,111 @@ +/* miniperlmain.c + * + * Copyright (C) 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, + * 2004, 2005 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. + * + */ + /* * "The Road goes ever on and on, down from the door where it began." */ -#ifdef __cplusplus -extern "C" { +/* This file contains the main() function for the perl interpreter. + * Note that miniperlmain.c contains main() for the 'miniperl' binary, + * while perlmain.c contains main() for the 'perl' binary. + * + * Miniperl is like perl except that it does not support dynamic loading, + * and in fact is used to build the dynamic modules needed for the 'real' + * perl executable. + */ + +#ifdef OEMVS +#ifdef MYMALLOC +/* sbrk is limited to first heap segment so make it big */ +#pragma runopts(HEAP(8M,500K,ANYWHERE,KEEP,8K,4K) STACK(,,ANY,) ALL31(ON)) +#else +#pragma runopts(HEAP(2M,500K,ANYWHERE,KEEP,8K,4K) STACK(,,ANY,) ALL31(ON)) +#endif #endif + #include "EXTERN.h" +#define PERL_IN_MINIPERLMAIN_C #include "perl.h" -#ifdef __cplusplus -} -# define EXTERN_C extern "C" -#else -# define EXTERN_C extern -#endif - -static void xs_init _((void)); +static void xs_init (pTHX); static PerlInterpreter *my_perl; +#if defined (__MINT__) || defined (atarist) +/* The Atari operating system doesn't have a dynamic stack. The + stack size is determined from this value. */ +long _stksize = 64 * 1024; +#endif + int -#ifdef CAN_PROTOTYPE main(int argc, char **argv, char **env) -#else -main(argc, argv, env) -int argc; -char **argv; -char **env; -#endif { int exitstatus; + (void)env; +#ifndef PERL_USE_SAFE_PUTENV + PL_use_safe_putenv = 0; +#endif /* PERL_USE_SAFE_PUTENV */ + +#ifdef PERL_GLOBAL_STRUCT +#define PERLVAR(var,type) /**/ +#define PERLVARA(var,type) /**/ +#define PERLVARI(var,type,init) PL_Vars.var = init; +#define PERLVARIC(var,type,init) PL_Vars.var = init; +#include "perlvars.h" +#undef PERLVAR +#undef PERLVARA +#undef PERLVARI +#undef PERLVARIC +#endif + + /* if user wants control of gprof profiling off by default */ + /* noop unless Configure is given -Accflags=-DPERL_GPROF_CONTROL */ + PERL_GPROF_MONCONTROL(0); - PERL_SYS_INIT(&argc,&argv); + PERL_SYS_INIT3(&argc,&argv,&env); - perl_init_i18nl10n(1); +#if defined(USE_ITHREADS) + /* XXX Ideally, this should really be happening in perl_alloc() or + * perl_construct() to keep libperl.a transparently fork()-safe. + * It is currently done here only because Apache/mod_perl have + * problems due to lack of a call to cancel pthread_atfork() + * handlers when shared objects that contain the handlers may + * be dlclose()d. This forces applications that embed perl to + * call PTHREAD_ATFORK() explicitly, but if and only if it hasn't + * been called at least once before in the current process. + * --GSAR 2001-07-20 */ + PTHREAD_ATFORK(Perl_atfork_lock, + Perl_atfork_unlock, + Perl_atfork_unlock); +#endif - if (!do_undump) { + if (!PL_do_undump) { my_perl = perl_alloc(); if (!my_perl) exit(1); - perl_construct( my_perl ); - } - - exitstatus = perl_parse( my_perl, xs_init, argc, argv, (char **) NULL ); - if (!exitstatus) { - exitstatus = perl_run( my_perl ); + perl_construct(my_perl); + PL_perl_destruct_level = 0; } + PL_exit_flags |= PERL_EXIT_DESTRUCT_END; + exitstatus = perl_parse(my_perl, xs_init, argc, argv, (char **)NULL); + if (!exitstatus) + perl_run(my_perl); + + exitstatus = perl_destruct(my_perl); - perl_destruct( my_perl ); - perl_free( my_perl ); + perl_free(my_perl); PERL_SYS_TERM(); - exit( exitstatus ); + exit(exitstatus); + return exitstatus; } /* Register any extra external extensions */ @@ -60,7 +113,7 @@ char **env; /* Do not delete this line--writemain depends on it */ static void -xs_init() +xs_init(pTHX) { - dXSUB_SYS; + dXSUB_SYS; }