1
2 /* Support for dynamic loading of extension modules */
3
4 #define INCL_DOSERRORS
5 #define INCL_DOSMODULEMGR
6 #include <os2.h>
7
8 #include "Python.h"
9 #include "importdl.h"
10
11
12 const struct filedescr _PyImport_DynLoadFiletab[] = {
13 {".pyd", "rb", C_EXTENSION},
14 {".dll", "rb", C_EXTENSION},
15 {0, 0}
16 };
17
_PyImport_GetDynLoadFunc(const char * fqname,const char * shortname,const char * pathname,FILE * fp)18 dl_funcptr _PyImport_GetDynLoadFunc(const char *fqname, const char *shortname,
19 const char *pathname, FILE *fp)
20 {
21 dl_funcptr p;
22 APIRET rc;
23 HMODULE hDLL;
24 char failreason[256];
25 char funcname[258];
26
27 rc = DosLoadModule(failreason,
28 sizeof(failreason),
29 pathname,
30 &hDLL);
31
32 if (rc != NO_ERROR) {
33 char errBuf[256];
34 PyOS_snprintf(errBuf, sizeof(errBuf),
35 "DLL load failed, rc = %d: %.200s",
36 rc, failreason);
37 PyErr_SetString(PyExc_ImportError, errBuf);
38 return NULL;
39 }
40
41 PyOS_snprintf(funcname, sizeof(funcname), "init%.200s", shortname);
42 rc = DosQueryProcAddr(hDLL, 0L, funcname, &p);
43 if (rc != NO_ERROR)
44 p = NULL; /* Signify Failure to Acquire Entrypoint */
45 return p;
46 }
47