File python-2.7.4-canonicalize2.patch of Package python.6853

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File python-2.7.4-canonicalize2.patch of Package python.6853

Index: Python-2.7.7/Python/sysmodule.c
===================================================================
--- Python-2.7.7.orig/Python/sysmodule.c	2014-06-20 14:33:06.696228064 +0200
+++ Python-2.7.7/Python/sysmodule.c	2014-06-20 14:33:10.960250497 +0200
@@ -1624,7 +1624,20 @@
         char *p = NULL;
         Py_ssize_t n = 0;
         PyObject *a;
-#ifdef HAVE_READLINK
+#ifdef HAVE_CANONICALIZE_FILE_NAME
+        int errnum;
+
+        if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) {
+            argv0 = canonicalize_file_name(argv0);
+            if (argv0 == NULL) argv0 = strdup(argv[0]);
+        }
+#elif defined(HAVE_REALPATH)
+        if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) {
+            if (realpath(argv0, fullpath)) {
+                argv0 = fullpath;
+            }
+        }
+#elif defined(HAVE_READLINK)
         char link[MAXPATHLEN+1];
         char argv0copy[2*MAXPATHLEN+1];
         int nr = 0;
@@ -1651,7 +1664,8 @@
                 }
             }
         }
-#endif /* HAVE_READLINK */
+#endif /* resolve method selection */
+        
 #if SEP == '\\' /* Special case for MS filename syntax */
         if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) {
             char *q;
@@ -1680,11 +1694,6 @@
         }
 #else /* All other filename syntaxes */
         if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) {
-#if defined(HAVE_REALPATH)
-            if (realpath(argv0, fullpath)) {
-                argv0 = fullpath;
-            }
-#endif
             p = strrchr(argv0, SEP);
         }
         if (p != NULL) {
@@ -1702,6 +1711,9 @@
         a = PyString_FromStringAndSize(argv0, n);
         if (a == NULL)
             Py_FatalError("no mem for sys.path insertion");
+#ifdef HAVE_CANONICALIZE_FILE_NAME
+        if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) free(argv0);
+#endif /* HAVE_CANONICALIZE_FILE_NAME */
         if (PyList_Insert(path, 0, a) < 0)
             Py_FatalError("sys.path.insert(0) failed");
         Py_DECREF(a);
Index: Python-2.7.7/pyconfig.h.in
===================================================================
--- Python-2.7.7.orig/pyconfig.h.in	2014-05-31 20:58:40.000000000 +0200
+++ Python-2.7.7/pyconfig.h.in	2014-06-20 14:33:10.961250502 +0200
@@ -109,6 +109,9 @@
 /* Define to 1 if you have the 'chflags' function. */
 #undef HAVE_CHFLAGS
 
+/* Define to 1 if you have the `canonicalize_file_name' function. */
+#undef HAVE_CANONICALIZE_FILE_NAME
+
 /* Define to 1 if you have the `chown' function. */
 #undef HAVE_CHOWN
 
Index: Python-2.7.7/configure.ac
===================================================================
--- Python-2.7.7.orig/configure.ac	2014-06-20 14:33:06.694228054 +0200
+++ Python-2.7.7/configure.ac	2014-06-20 14:33:10.961250502 +0200
@@ -2935,7 +2935,7 @@
  getpriority getresuid getresgid getpwent getspnam getspent getsid getwd \
  initgroups kill killpg lchmod lchown lstat mkfifo mknod mktime mmap \
  mremap nice pathconf pause plock poll pthread_init \
- putenv readlink realpath \
+ putenv readlink realpath canonicalize_file_name \
  select sem_open sem_timedwait sem_getvalue sem_unlink setegid seteuid \
  setgid \
  setlocale setregid setreuid setsid setpgid setpgrp setuid setvbuf snprintf \

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File python-2.7.4-canonicalize2.patch of Package python.6853

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