Patch #1774414: make it possible to use SVK to develop Python.

diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index 542e624543fe8f2f698c8973a7bebaf49820e8b4..7b32f603748e1fd9b987102a036ca1d5b6f2fddf 100644 (file)
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -934,41 +934,43 @@ svnversion_init(void)
 {
        const char *python, *br_start, *br_end, *br_end2, *svnversion;
        Py_ssize_t len;
-       int istag;
+       int istag = 0;
 
        if (svn_initialized)
                return;
 
        python = strstr(headurl, "/python/");
-       if (!python)
-               Py_FatalError("subversion keywords missing");
-
-       br_start = python + 8;
-       br_end = strchr(br_start, '/');
-       assert(br_end);
-
-       /* Works even for trunk,
-          as we are in trunk/Python/sysmodule.c */
-       br_end2 = strchr(br_end+1, '/');
-
-       istag = strncmp(br_start, "tags", 4) == 0;
-       if (strncmp(br_start, "trunk", 5) == 0) {
-               strcpy(branch, "trunk");
-               strcpy(shortbranch, "trunk");
-
-       }
-       else if (istag || strncmp(br_start, "branches", 8) == 0) {
-               len = br_end2 - br_start;
-               strncpy(branch, br_start, len);
-               branch[len] = '\0';
-
-               len = br_end2 - (br_end + 1);
-               strncpy(shortbranch, br_end + 1, len);
-               shortbranch[len] = '\0';
+       if (!python) {
+               strcpy(branch, "unknown branch");
+               strcpy(shortbranch, "unknown");
        }
        else {
-               Py_FatalError("bad HeadURL");
-               return;
+               br_start = python + 8;
+               br_end = strchr(br_start, '/');
+               assert(br_end);
+
+               /* Works even for trunk,
+                  as we are in trunk/Python/sysmodule.c */
+               br_end2 = strchr(br_end+1, '/');
+
+               istag = strncmp(br_start, "tags", 4) == 0;
+               if (strncmp(br_start, "trunk", 5) == 0) {
+                       strcpy(branch, "trunk");
+                       strcpy(shortbranch, "trunk");
+               }
+               else if (istag || strncmp(br_start, "branches", 8) == 0) {
+                       len = br_end2 - br_start;
+                       strncpy(branch, br_start, len);
+                       branch[len] = '\0';
+
+                       len = br_end2 - (br_end + 1);
+                       strncpy(shortbranch, br_end + 1, len);
+                       shortbranch[len] = '\0';
+               }
+               else {
+                       Py_FatalError("bad HeadURL");
+                       return;
+               }
        }