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/*
** Mac shared lib glue.
*/
#include <Quickdraw.h>
#include <SegLoad.h>
#include <FragLoad.h>
#include <Files.h>
#include <Resources.h>
#ifdef __MWERKS__
/*
** This part is copied from MW Startup.c, which is
** Copyright © 1993 metrowerks inc. All Rights Reserved.
*/
#include <setjmp.h>
#include <stdio.h>
void *__local_destructor_chain; /* chain of local objects that need destruction */
/* public data */
QDGlobals qd; /* define the Quickdraw globals here! */
jmp_buf __program_exit; /* exit() does a longjmp() to here */
void (*__atexit_hook)(void); /* atexit() sets this up if it is ever called */
void (*___atexit_hook)(void); /* _atexit() sets this up if it is ever called */
int __aborting; /* abort() sets this and longjmps to __program_exit */
#endif
/*
** Variables passed from shared lib initialization to PyMac_AddLibResources.
*/
static int library_fss_valid;
static FSSpec library_fss;
/*
** Routine called upon fragment load. We attempt to save the FSSpec from which we're
** loaded. We always return noErr (we just continue without the resources).
*/
OSErr pascal
__sinit(InitBlockPtr data)
{
if ( data == nil ) return noErr;
if ( data->fragLocator.where == kOnDiskFlat ) {
library_fss = *data->fragLocator.u.onDisk.fileSpec;
library_fss_valid = 1;
} else if ( data->fragLocator.where == kOnDiskSegmented ) {
library_fss = *data->fragLocator.u.inSegs.fileSpec;
library_fss_valid = 1;
}
return noErr;
}
/*
** Insert the library resources into the search path. Put them after
** the resources from the application (which we assume is the current
** resource file). Again, we ignore errors.
*/
void
PyMac_AddLibResources()
{
if ( !library_fss_valid )
return;
(void)FSpOpenResFile(&library_fss, fsRdPerm);
}
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