miniperlmain.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/* miniperlmain.c
*
* Copyright (C) 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002,
* 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 OEMVS
#ifdef MYMALLOC
/* sbrk is limited to first heap segement 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"
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
main(int argc, char **argv, char **env)
{
int exitstatus;
#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_INIT3(&argc,&argv,&env);
#if defined(USE_5005THREADS) || 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 (!PL_do_undump) {
my_perl = perl_alloc();
if (!my_perl)
exit(1);
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_free(my_perl);
PERL_SYS_TERM();
exit(exitstatus);
return exitstatus;
}
/* Register any extra external extensions */
/* Do not delete this line--writemain depends on it */
static void
xs_init(pTHX)
{
dXSUB_SYS;
}