Patch #1011822: Display errno/strerror for inaccessible files.

loewis · loewis · commit 1cd49ffcaced · 2004-08-19T11:07:49.000Z
git-svn-id: http://svn.python.org/projects/python/trunk@37052 6015fed2-1504-0410-9fe1-9d1591cc4771
diff --git a/Modules/main.c b/Modules/main.c
@@ -302,8 +302,13 @@ Py_Main(int argc, char **argv)
 #endif
 		if (filename != NULL) {
 			if ((fp = fopen(filename, "r")) == NULL) {
-				fprintf(stderr, "%s: can't open file '%s'\n",
-					argv[0], filename);
+#ifdef HAVE_STRERROR
+				fprintf(stderr, "%s: can't open file '%s': [Errno %d] %s\n",
+					argv[0], filename, errno, strerror(errno));
+#else
+				fprintf(stderr, "%s: can't open file '%s': Errno %d\n",
+					argv[0], filename, errno);
+#endif
 				return 2;
 			}
 			else if (skipfirstline) {
