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annotate Modules/python.c @ 51902:a5f0371850ff 3.0

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Merged revisions 70029 via svnmerge from svn+ssh://svn.python.org/python/branches/py3k ........ r70029 | georg.brandl | 2009-02-27 18:52:38 +0100 (Fr, 27 Feb 2009) | 1 line another instance of #804543: use strdup() when saving the result of setlocale() because it could be overwritten by subsequent setlocale()s. ........
author Georg Brandl <georg@python.org>
date Fri, 27 Feb 2009 17:54:11 +0000
parents 26bc0cd0108b
children ac209f132b17
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1 /* Minimal main program -- everything is loaded from the library */
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2
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3 #include "Python.h"
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4 #include <locale.h>
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5
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6 #ifdef __FreeBSD__
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7 #include <floatingpoint.h>
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8 #endif
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9
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10 #ifdef MS_WINDOWS
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11 int
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12 wmain(int argc, wchar_t **argv)
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13 {
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14 return Py_Main(argc, argv);
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15 }
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16 #else
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17 int
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18 main(int argc, char **argv)
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19 {
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20 wchar_t **argv_copy = (wchar_t **)PyMem_Malloc(sizeof(wchar_t*)*argc);
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21 /* We need a second copies, as Python might modify the first one. */
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22 wchar_t **argv_copy2 = (wchar_t **)PyMem_Malloc(sizeof(wchar_t*)*argc);
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23 int i, res;
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24 char *oldloc;
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25 /* 754 requires that FP exceptions run in "no stop" mode by default,
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26 * and until C vendors implement C99's ways to control FP exceptions,
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27 * Python requires non-stop mode. Alas, some platforms enable FP
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28 * exceptions by default. Here we disable them.
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29 */
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30 #ifdef __FreeBSD__
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31 fp_except_t m;
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32
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33 m = fpgetmask();
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34 fpsetmask(m & ~FP_X_OFL);
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35 #endif
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36 if (!argv_copy || !argv_copy2) {
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37 fprintf(stderr, "out of memory\n");
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38 return 1;
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39 }
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40 oldloc = strdup(setlocale(LC_ALL, NULL));
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41 setlocale(LC_ALL, "");
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42 for (i = 0; i < argc; i++) {
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43 #ifdef HAVE_BROKEN_MBSTOWCS
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44 /* Some platforms have a broken implementation of
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45 * mbstowcs which does not count the characters that
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46 * would result from conversion. Use an upper bound.
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47 */
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48 size_t argsize = strlen(argv[i]);
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49 #else
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50 size_t argsize = mbstowcs(NULL, argv[i], 0);
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51 #endif
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52 size_t count;
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53 if (argsize == (size_t)-1) {
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54 fprintf(stderr, "Could not convert argument %d to string\n", i);
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55 return 1;
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56 }
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57 argv_copy[i] = (wchar_t *)PyMem_Malloc((argsize+1)*sizeof(wchar_t));
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58 argv_copy2[i] = argv_copy[i];
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59 if (!argv_copy[i]) {
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60 fprintf(stderr, "out of memory\n");
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61 return 1;
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62 }
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63 count = mbstowcs(argv_copy[i], argv[i], argsize+1);
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64 if (count == (size_t)-1) {
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65 fprintf(stderr, "Could not convert argument %d to string\n", i);
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66 return 1;
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67 }
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68 }
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69 setlocale(LC_ALL, oldloc);
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70 free(oldloc);
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71 res = Py_Main(argc, argv_copy);
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72 for (i = 0; i < argc; i++) {
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73 PyMem_Free(argv_copy2[i]);
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74 }
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75 PyMem_Free(argv_copy);
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76 PyMem_Free(argv_copy2);
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77 return res;
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78 }
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79 #endif