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comparison Python/sysmodule.c @ 65162:39014f0abc32

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Create fileutils.c/.h * _Py_fopen() and _Py_stat() come from Python/import.c * (_Py)_wrealpath() comes from Python/sysmodule.c * _Py_char2wchar(), _Py_wchar2char() and _Py_wfopen() come from Modules/main.c * (_Py)_wstat(), (_Py)_wgetcwd(), _Py_wreadlink() come from Modules/getpath.c
author Victor Stinner <victor.stinner@haypocalc.com>
date Thu, 07 Oct 2010 21:45:39 +0000
parents 071f1f7af522
children 8fd5d06462e6
comparison
equal deleted inserted replaced
65161:071f1f7af522 65162:39014f0abc32
1655 } 1655 }
1656 } 1656 }
1657 return av; 1657 return av;
1658 } 1658 }
1659 1659
1660 #ifdef HAVE_REALPATH
1661 static wchar_t*
1662 _wrealpath(const wchar_t *path, wchar_t *resolved_path)
1663 {
1664 char *cpath;
1665 char cresolved_path[PATH_MAX];
1666 char *res;
1667 size_t r;
1668 cpath = _Py_wchar2char(path);
1669 if (cpath == NULL) {
1670 errno = EINVAL;
1671 return NULL;
1672 }
1673 res = realpath(cpath, cresolved_path);
1674 PyMem_Free(cpath);
1675 if (res == NULL)
1676 return NULL;
1677 r = mbstowcs(resolved_path, cresolved_path, PATH_MAX);
1678 if (r == (size_t)-1 || r >= PATH_MAX) {
1679 errno = EINVAL;
1680 return NULL;
1681 }
1682 return resolved_path;
1683 }
1684 #endif
1685
1686 #define _HAVE_SCRIPT_ARGUMENT(argc, argv) \ 1660 #define _HAVE_SCRIPT_ARGUMENT(argc, argv) \
1687 (argc > 0 && argv0 != NULL && \ 1661 (argc > 0 && argv0 != NULL && \
1688 wcscmp(argv0, L"-c") != 0 && wcscmp(argv0, L"-m") != 0) 1662 wcscmp(argv0, L"-c") != 0 && wcscmp(argv0, L"-m") != 0)
1689 1663
1690 static void 1664 static void
1694 wchar_t *p = NULL; 1668 wchar_t *p = NULL;
1695 Py_ssize_t n = 0; 1669 Py_ssize_t n = 0;
1696 PyObject *a; 1670 PyObject *a;
1697 PyObject *path; 1671 PyObject *path;
1698 #ifdef HAVE_READLINK 1672 #ifdef HAVE_READLINK
1699 extern int _Py_wreadlink(const wchar_t *, wchar_t *, size_t);
1700 wchar_t link[MAXPATHLEN+1]; 1673 wchar_t link[MAXPATHLEN+1];
1701 wchar_t argv0copy[2*MAXPATHLEN+1]; 1674 wchar_t argv0copy[2*MAXPATHLEN+1];
1702 int nr = 0; 1675 int nr = 0;
1703 #endif 1676 #endif
1704 #if defined(HAVE_REALPATH) 1677 #if defined(HAVE_REALPATH)
1767 } 1740 }
1768 } 1741 }
1769 #else /* All other filename syntaxes */ 1742 #else /* All other filename syntaxes */
1770 if (_HAVE_SCRIPT_ARGUMENT(argc, argv)) { 1743 if (_HAVE_SCRIPT_ARGUMENT(argc, argv)) {
1771 #if defined(HAVE_REALPATH) 1744 #if defined(HAVE_REALPATH)
1772 if (_wrealpath(argv0, fullpath)) { 1745 if (_Py_wrealpath(argv0, fullpath)) {
1773 argv0 = fullpath; 1746 argv0 = fullpath;
1774 } 1747 }
1775 #endif 1748 #endif
1776 p = wcsrchr(argv0, SEP); 1749 p = wcsrchr(argv0, SEP);
1777 } 1750 }