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Fixed a nasty slowdown in imports in frozen applications: the shortcut 

for loading modules from the application resource fork stopped working
when sys.path component normalization was implemented. Comparison
of sys.path components is now done by FSSpec in stead of by pathname.
This commit is contained in:
Jack Jansen 2001-05-22 14:13:02 +00:00
parent aa222234c0
commit b45032e629
1 changed files with 32 additions and 18 deletions
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50
Mac/Python/macimport.c
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@ -47,6 +47,7 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#include <TextUtils.h>
#endif
#include <CodeFragments.h>
#include <StringCompare.h>
#ifdef USE_GUSI1
#include "TFileSpec.h" /* for Path2FSSpec() */
@ -55,6 +56,13 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
typedef void (*dl_funcptr)();
#define FUNCNAME_PATTERN "init%.200s"
static int
fssequal(FSSpec *fs1, FSSpec *fs2)
{
if ( fs1->vRefNum != fs2->vRefNum || fs1->parID != fs2->parID )
return 0;
return EqualString(fs1->name, fs2->name, false, true);
}
/*
** findnamedresource - Common code for the various *ResourceModule functions.
** Check whether a file contains a resource of the correct name and type, and
@ -93,8 +101,19 @@ findnamedresource(
return 0;
}
#endif /* INTERN_STRINGS */
if ( strcmp(filename, PyMac_ApplicationPath) == 0 ) {
#ifdef USE_GUSI1
if ( Path2FSSpec(filename, &fss) != noErr ) {
#else
if ( FSMakeFSSpec(0, 0, Pstring(filename), &fss) != noErr ) {
#endif
#ifdef INTERN_STRINGS
if ( obj && max_not_a_file < MAXPATHCOMPONENTS && obj->ob_sinterned )
not_a_file[max_not_a_file++] = obj;
#endif /* INTERN_STRINGS */
/* doesn't exist or is folder */
return 0;
}
if ( fssequal(&fss, &PyMac_ApplicationFSSpec) ) {
/*
** Special case: the application itself. Use a shortcut to
** forestall opening and closing the application numerous times
@ -104,19 +123,14 @@ findnamedresource(
UseResFile(PyMac_AppRefNum);
filerh = -1;
} else {
#ifdef USE_GUSI1
if ( Path2FSSpec(filename, &fss) != noErr ||
#else
if ( FSMakeFSSpec(0, 0, Pstring(filename), &fss) != noErr ||
#endif
FSpGetFInfo(&fss, &finfo) != noErr ) {
#ifdef INTERN_STRINGS
if ( FSpGetFInfo(&fss, &finfo) != noErr ) {
if ( obj && max_not_a_file < MAXPATHCOMPONENTS && obj->ob_sinterned )
not_a_file[max_not_a_file++] = obj;
#endif /* INTERN_STRINGS */
/* doesn't exist or is folder */
/* doesn't exist or is folder */
return 0;
}
#endif /* INTERN_STRINGS */
oldrh = CurResFile();
filerh = FSpOpenResFile(&fss, fsRdPerm);
if ( filerh == -1 )
@ -293,7 +307,14 @@ char *filename;
PyObject *m, *co;
long num, size;
if ( strcmp(filename, PyMac_ApplicationPath) == 0 ) {
#ifdef USE_GUSI1
if ( (err=Path2FSSpec(filename, &fss)) != noErr ||
FSpGetFInfo(&fss, &finfo) != noErr )
#else
if ( (err=FSMakeFSSpec(0, 0, Pstring(filename), &fss)) != noErr )
#endif
goto error;
if ( fssequal(&fss, &PyMac_ApplicationFSSpec) ) {
/*
** Special case: the application itself. Use a shortcut to
** forestall opening and closing the application numerous times
@ -303,13 +324,6 @@ char *filename;
UseResFile(PyMac_AppRefNum);
filerh = -1;
} else {
#ifdef USE_GUSI1
if ( (err=Path2FSSpec(filename, &fss)) != noErr ||
FSpGetFInfo(&fss, &finfo) != noErr )
#else
if ( (err=FSMakeFSSpec(0, 0, Pstring(filename), &fss)) != noErr )
#endif
goto error;
if ( (err=FSpGetFInfo(&fss, &finfo)) != noErr )
goto error;
oldrh = CurResFile();