cherry-pick: add --allow-empty-message option

diff --git a/builtin/prune.c b/builtin/prune.c
index 4675f6054fd646622443fc86908c15412d8afd80..b99b635e44f6145395b5c761505099c0a0f5b6cc 100644 (file)
--- a/builtin/prune.c
+++ b/builtin/prune.c
@@ -5,6 +5,7 @@
 #include "builtin.h"
 #include "reachable.h"
 #include "parse-options.h"
+#include "progress.h"
 #include "dir.h"
 
 static const char * const prune_usage[] = {
@@ -14,17 +15,16 @@ static const char * const prune_usage[] = {
 static int show_only;
 static int verbose;
 static unsigned long expire;
+static int show_progress = -1;
 
 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;
-       }
+       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_or_warn(fullpath);
@@ -34,13 +34,11 @@ static int prune_tmp_object(const char *path, const char *filename)
 static int prune_object(char *path, const char *filename, const unsigned char *sha1)
 {
        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;
-       }
+       struct stat st;
+       if (lstat(fullpath, &st))
+               return error("Could not stat '%s'", fullpath);
+       if (st.st_mtime > expire)
+               return 0;
        if (show_only || verbose) {
                enum object_type type = sha1_object_info(sha1, NULL);
                printf("%s %s\n", sha1_to_hex(sha1),
@@ -87,9 +85,9 @@ static int prune_dir(int i, char *path)
                }
                fprintf(stderr, "bad sha1 file: %s/%s\n", path, de->d_name);
        }
+       closedir(dir);
        if (!show_only)
                rmdir(path);
-       closedir(dir);
        return 0;
 }
 
@@ -128,17 +126,18 @@ static void remove_temporary_files(const char *path)
 int cmd_prune(int argc, const char **argv, const char *prefix)
 {
        struct rev_info revs;
+       struct progress *progress = NULL;
        const struct option options[] = {
-               OPT_BOOLEAN('n', NULL, &show_only,
-                           "do not remove, show only"),
-               OPT_BOOLEAN('v', NULL, &verbose,
-                       "report pruned objects"),
+               OPT__DRY_RUN(&show_only, "do not remove, show only"),
+               OPT__VERBOSE(&verbose, "report pruned objects"),
+               OPT_BOOL(0, "progress", &show_progress, "show progress"),
                OPT_DATE(0, "expire", &expire,
                         "expire objects older than <time>"),
                OPT_END()
        };
        char *s;
 
+       expire = ULONG_MAX;
        save_commit_buffer = 0;
        read_replace_refs = 0;
        init_revisions(&revs, prefix);
@@ -157,7 +156,14 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
                else
                        die("unrecognized argument: %s", name);
        }
-       mark_reachable_objects(&revs, 1);
+
+       if (show_progress == -1)
+               show_progress = isatty(2);
+       if (show_progress)
+               progress = start_progress_delay("Checking connectivity", 0, 0, 2);
+
+       mark_reachable_objects(&revs, 1, progress);
+       stop_progress(&progress);
        prune_object_dir(get_object_directory());
 
        prune_packed_objects(show_only);