1 /* Minimal main program -- everything is loaded from the library */
2
3 #include "Python.h"
4 #include <locale.h>
5
6 #ifdef __FreeBSD__
7 #include <fenv.h>
8 #endif
9
10 #ifdef MS_WINDOWS
11 int
wmain(int argc,wchar_t ** argv)12 wmain(int argc, wchar_t **argv)
13 {
14 return Py_Main(argc, argv);
15 }
16 #else
17
18 int
main(int argc,char ** argv)19 main(int argc, char **argv)
20 {
21 wchar_t **argv_copy;
22 /* We need a second copy, as Python might modify the first one. */
23 wchar_t **argv_copy2;
24 int i, res;
25 char *oldloc;
26
27 /* Force malloc() allocator to bootstrap Python */
28 (void)_PyMem_SetupAllocators("malloc");
29
30 argv_copy = (wchar_t **)PyMem_RawMalloc(sizeof(wchar_t*) * (argc+1));
31 argv_copy2 = (wchar_t **)PyMem_RawMalloc(sizeof(wchar_t*) * (argc+1));
32 if (!argv_copy || !argv_copy2) {
33 fprintf(stderr, "out of memory\n");
34 return 1;
35 }
36
37 /* 754 requires that FP exceptions run in "no stop" mode by default,
38 * and until C vendors implement C99's ways to control FP exceptions,
39 * Python requires non-stop mode. Alas, some platforms enable FP
40 * exceptions by default. Here we disable them.
41 */
42 #ifdef __FreeBSD__
43 fedisableexcept(FE_OVERFLOW);
44 #endif
45
46 oldloc = _PyMem_RawStrdup(setlocale(LC_ALL, NULL));
47 if (!oldloc) {
48 fprintf(stderr, "out of memory\n");
49 return 1;
50 }
51
52 setlocale(LC_ALL, "");
53 for (i = 0; i < argc; i++) {
54 argv_copy[i] = Py_DecodeLocale(argv[i], NULL);
55 if (!argv_copy[i]) {
56 PyMem_RawFree(oldloc);
57 fprintf(stderr, "Fatal Python error: "
58 "unable to decode the command line argument #%i\n",
59 i + 1);
60 return 1;
61 }
62 argv_copy2[i] = argv_copy[i];
63 }
64 argv_copy2[argc] = argv_copy[argc] = NULL;
65
66 setlocale(LC_ALL, oldloc);
67 PyMem_RawFree(oldloc);
68
69 res = Py_Main(argc, argv_copy);
70
71 /* Force again malloc() allocator to release memory blocks allocated
72 before Py_Main() */
73 (void)_PyMem_SetupAllocators("malloc");
74
75 for (i = 0; i < argc; i++) {
76 PyMem_RawFree(argv_copy2[i]);
77 }
78 PyMem_RawFree(argv_copy);
79 PyMem_RawFree(argv_copy2);
80 return res;
81 }
82 #endif
83