cpython/PC/import_nt.c

40 lines
1.1 KiB
C

/********************************************************************
import_nt.c
Win32 specific import code.
*/
#include "Python.h"
#include "osdefs.h"
#include <windows.h>
#include "importdl.h"
extern BOOL PyWin_IsWin32s();
FILE *PyWin_FindRegisteredModule( const char *moduleName, struct filedescr **ppFileDesc, char *pathBuf, int pathLen)
{
char moduleKey[128];
struct filedescr *fdp = NULL;
FILE *fp;
int modNameSize = pathLen;
HKEY keyBase = PyWin_IsWin32s() ? HKEY_CLASSES_ROOT : HKEY_LOCAL_MACHINE;
strcpy(moduleKey, "Software\\Python\\PythonCore\\" MS_DLL_ID "\\Modules\\");
strcat(moduleKey, moduleName);
if (RegQueryValue(keyBase, moduleKey, pathBuf, &modNameSize)!=ERROR_SUCCESS)
return NULL;
// use the file extension to locate the type entry.
for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
int extLen=strlen(fdp->suffix);
if (modNameSize>extLen && strnicmp(pathBuf+(modNameSize-extLen-1),fdp->suffix,extLen)==0)
break;
}
if (fdp->suffix==NULL)
return NULL;
fp = fopen(pathBuf, fdp->mode);
if (fp != NULL)
*ppFileDesc = fdp;
return fp;
}