/usr/share/perl5/ExtUtils
Edit: /usr/share/perl5/ExtUtils/Miniperl.pm (7578B)
# This File keeps the contents of miniperlmain.c.
#
# It was generated automatically by minimod.PL from the contents
# of miniperlmain.c. Don't edit this file!
#
# ANY CHANGES MADE HERE WILL BE LOST!
#
package ExtUtils::Miniperl;
require Exporter;
@ISA = qw(Exporter);
@EXPORT = qw(&writemain);
$head= <<'EOF!HEAD';
/* miniperlmain.c
*
* Copyright (C) 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003,
* 2004, 2005, 2006, 2007, 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.
*
* [Bilbo on p.35 of _The Lord of the Rings_, I/i: "A Long-Expected Party"]
* [Frodo on p.73 of _The Lord of the Rings_, I/iii: "Three Is Company"]
*/
/* 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"
#include "XSUB.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
#if defined(PERL_GLOBAL_STRUCT_PRIVATE)
/* The static struct perl_vars* may seem counterproductive since the
* whole idea PERL_GLOBAL_STRUCT_PRIVATE was to avoid statics, but note
* that this static is not in the shared perl library, the globals PL_Vars
* and PL_VarsPtr will stay away. */
static struct perl_vars* my_plvarsp;
struct perl_vars* Perl_GetVarsPrivate(void) { return my_plvarsp; }
#endif
#ifdef NO_ENV_ARRAY_IN_MAIN
extern char **environ;
int
main(int argc, char **argv)
#else
int
main(int argc, char **argv, char **env)
#endif
{
dVAR;
int exitstatus, i;
#ifdef PERL_GLOBAL_STRUCT
struct perl_vars *plvarsp = init_global_struct();
# ifdef PERL_GLOBAL_STRUCT_PRIVATE
my_vars = my_plvarsp = plvarsp;
# endif
#endif /* PERL_GLOBAL_STRUCT */
(void)env;
#ifndef PERL_USE_SAFE_PUTENV
PL_use_safe_putenv = 0;
#endif /* PERL_USE_SAFE_PUTENV */
/* if user wants control of gprof profiling off by default */
/* noop unless Configure is given -Accflags=-DPERL_GPROF_CONTROL */
PERL_GPROF_MONCONTROL(0);
#ifdef NO_ENV_ARRAY_IN_MAIN
PERL_SYS_INIT3(&argc,&argv,&environ);
#else
PERL_SYS_INIT3(&argc,&argv,&env);
#endif
#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 (!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);
/* Unregister our signal handler before destroying my_perl */
for (i = 0; PL_sig_name[i]; i++) {
if (rsignal_state(PL_sig_num[i]) == (Sighandler_t) PL_csighandlerp) {
rsignal(PL_sig_num[i], (Sighandler_t) SIG_DFL);
}
}
exitstatus = perl_destruct(my_perl);
perl_free(my_perl);
#if defined(USE_ENVIRON_ARRAY) && defined(PERL_TRACK_MEMPOOL) && !defined(NO_ENV_ARRAY_IN_MAIN)
/*
* The old environment may have been freed by perl_free()
* when PERL_TRACK_MEMPOOL is defined, but without having
* been restored by perl_destruct() before (this is only
* done if destruct_level > 0).
*
* It is important to have a valid environment for atexit()
* routines that are eventually called.
*/
environ = env;
#endif
#ifdef PERL_GLOBAL_STRUCT
free_global_struct(plvarsp);
#endif /* PERL_GLOBAL_STRUCT */
PERL_SYS_TERM();
exit(exitstatus);
return exitstatus;
}
/* Register any extra external extensions */
EOF!HEAD
$tail=<<'EOF!TAIL';
static void
xs_init(pTHX)
{
PERL_UNUSED_CONTEXT;
}
/*
* Local variables:
* c-indentation-style: bsd
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
*
* ex: set ts=8 sts=4 sw=4 noet:
*/
EOF!TAIL
sub writemain{
my(@exts) = @_;
my($pname);
my($dl) = canon('/','DynaLoader');
print $head;
foreach $_ (@exts){
my($pname) = canon('/', $_);
my($mname, $cname);
($mname = $pname) =~ s!/!::!g;
($cname = $pname) =~ s!/!__!g;
print "EXTERN_C void boot_${cname} (pTHX_ CV* cv);\n";
}
my ($tail1,$tail2,$tail3) = ( $tail =~ /\A(.*{\s*\n)(.*\n)(\s*\}.*)\Z/s );
print $tail1;
print "\tconst char file[] = __FILE__;\n";
print "\tdXSUB_SYS;\n" if $] > 5.002;
print $tail2;
foreach $_ (@exts){
my($pname) = canon('/', $_);
my($mname, $cname, $ccode);
($mname = $pname) =~ s!/!::!g;
($cname = $pname) =~ s!/!__!g;
print "\t{\n";
if ($pname eq $dl){
# Must NOT install 'DynaLoader::boot_DynaLoader' as 'bootstrap'!
# boot_DynaLoader is called directly in DynaLoader.pm
$ccode = "\t/* DynaLoader is a special case */\n
\tnewXS(\"${mname}::boot_${cname}\", boot_${cname}, file);\n";
print $ccode unless $SEEN{$ccode}++;
} else {
$ccode = "\tnewXS(\"${mname}::bootstrap\", boot_${cname}, file);\n";
print $ccode unless $SEEN{$ccode}++;
}
print "\t}\n";
}
print $tail3;
}
sub canon{
my($as, @ext) = @_;
foreach(@ext){
# might be X::Y or lib/auto/X/Y/Y.a
next if s!::!/!g;
s:^(lib|ext)/(auto/)?::;
s:/\w+\.\w+$::;
}
grep(s:/:$as:, @ext) if ($as ne '/');
@ext;
}
1;
__END__
=head1 NAME
ExtUtils::Miniperl, writemain - write the C code for perlmain.c
=head1 SYNOPSIS
C