duke3d/buildengine/buildperl.c

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/*
* Experimental Perl code in Build.
*
* Written by Ryan C. Gordon. (icculus@clutteredmind.org)
*
* Please do NOT harrass Ken Silverman about any code modifications
* (including this file) to BUILD.
*/
/*
* "Build Engine & Tools" Copyright (c) 1993-1997 Ken Silverman
* Ken Silverman's official web site: "http://www.advsys.net/ken"
* See the included license file "BUILDLIC.TXT" for license info.
* This file IS NOT A PART OF Ken Silverman's original release
*/
#include <EXTERN.h>
#include <perl.h>
#include "buildperl.h"
static PerlInterpreter *perl = NULL;
static char *embedding[] = { "", "game.pl" };
//static char *args[] = { NULL };
static SV *framefunc = NULL;
//static SV *ref_framefunc = NULL;
static HV *stash = NULL;
int buildperl_init(void)
{
int retval = -1;
printf("initializing perl...\n");
perl = perl_alloc();
if (perl == NULL)
printf("no memory!");
else
{
perl_construct(perl);
if (perl_parse(perl, NULL, 2, embedding, NULL) == 0)
{
printf("perl initialization was successful.\n"
"running perl mainline...\n");
perl_run(perl);
printf("perl mainline complete.\n");
retval = 0;
// framefunc = get_sv("BUILD_frame", FALSE);
stash = gv_stashpv("main", FALSE);
if (stash == NULL)
printf("main stash is NULL!\n");
else
{
framefunc = *(hv_fetch(stash, "BUILD_frame", 11, FALSE));
if (framefunc == NULL)
printf("framefunc == NULL!\n");
}
} // if
else
{
printf("perl_parse() failed!\n");
perl_destruct(perl);
perl_free(perl);
perl = NULL;
} // else
} // else
return(retval);
} // initialize_perl
void buildperl_frame(void)
{
dSP;
PUSHMARK(SP);
if (perl != NULL)
{
// call_argv("BUILD_frame", G_DISCARD | G_NOARGS, args);
call_sv(framefunc, G_DISCARD | G_NOARGS);
} // if
} // buildperl_frame
void buildperl_deinit(void)
{
printf("buildperl_deinit() called.\n");
if (perl != NULL)
{
perl_destruct(perl);
perl_free(perl);
perl = NULL;
printf("perl interpreter cleanup successful.\n");
} // if
} // buildperl_deinit
// end of buildperl.c ...