rebase: Support preserving merges in non-interactive mode

diff --git a/builtin-prune.c b/builtin-prune.c
index 7de4cabe078a67e1272ad9a483d302a8642bd4f7..1663f8bdb1e27713bab6cf7a16ca15cfcfc1abef 100644 (file)
--- a/builtin-prune.c
+++ b/builtin-prune.c
@@ -13,6 +13,22 @@ static const char * const prune_usage[] = {
 static int show_only;
 static unsigned long expire;
 
+static int prune_tmp_object(const char *path, const char *filename)
+{
+       const char *fullpath = mkpath("%s/%s", path, filename);
+       if (expire) {
+               struct stat st;
+               if (lstat(fullpath, &st))
+                       return error("Could not stat '%s'", fullpath);
+               if (st.st_mtime > expire)
+                       return 0;
+       }
+       printf("Removing stale temporary file %s\n", fullpath);
+       if (!show_only)
+               unlink(fullpath);
+       return 0;
+}
+
 static int prune_object(char *path, const char *filename, const unsigned char *sha1)
 {
        const char *fullpath = mkpath("%s/%s", path, filename);
@@ -69,6 +85,10 @@ static int prune_dir(int i, char *path)
                        prune_object(path, de->d_name, sha1);
                        continue;
                }
+               if (!prefixcmp(de->d_name, "tmp_obj_")) {
+                       prune_tmp_object(path, de->d_name);
+                       continue;
+               }
                fprintf(stderr, "bad sha1 file: %s/%s\n", path, de->d_name);
        }
        if (!show_only)
@@ -90,38 +110,22 @@ static void prune_object_dir(const char *path)
 /*
  * Write errors (particularly out of space) can result in
  * failed temporary packs (and more rarely indexes and other
- * files begining with "tmp_") accumulating in the
- * object directory.
+ * files begining with "tmp_") accumulating in the object
+ * and the pack directories.
  */
-static void remove_temporary_files(void)
+static void remove_temporary_files(const char *path)
 {
        DIR *dir;
        struct dirent *de;
-       char* dirname=get_object_directory();
 
-       dir = opendir(dirname);
+       dir = opendir(path);
        if (!dir) {
-               fprintf(stderr, "Unable to open object directory %s\n",
-                       dirname);
+               fprintf(stderr, "Unable to open directory %s\n", path);
                return;
        }
-       while ((de = readdir(dir)) != NULL) {
-               if (!prefixcmp(de->d_name, "tmp_")) {
-                       char name[PATH_MAX];
-                       int c = snprintf(name, PATH_MAX, "%s/%s",
-                                        dirname, de->d_name);
-                       if (c < 0 || c >= PATH_MAX)
-                               continue;
-                       if (expire) {
-                               struct stat st;
-                               if (stat(name, &st) != 0 || st.st_mtime >= expire)
-                                       continue;
-                       }
-                       printf("Removing stale temporary file %s\n", name);
-                       if (!show_only)
-                               unlink(name);
-               }
-       }
+       while ((de = readdir(dir)) != NULL)
+               if (!prefixcmp(de->d_name, "tmp_"))
+                       prune_tmp_object(path, de->d_name);
        closedir(dir);
 }
 
@@ -135,6 +139,7 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
                         "expire objects older than <time>"),
                OPT_END()
        };
+       char *s;
 
        save_commit_buffer = 0;
        init_revisions(&revs, prefix);
@@ -157,6 +162,9 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
        prune_object_dir(get_object_directory());
 
        prune_packed_objects(show_only);
-       remove_temporary_files();
+       remove_temporary_files(get_object_directory());
+       s = xstrdup(mkpath("%s/pack", get_object_directory()));
+       remove_temporary_files(s);
+       free(s);
        return 0;
 }