7 #include "parse-options.h"
10 static const char * const prune_usage[] = {
11 N_("git prune [-n] [-v] [--progress] [--expire <time>] [--] [<head>...]"),
16 static timestamp_t expire;
17 static int show_progress = -1;
19 static int prune_tmp_file(const char *fullpath)
22 if (lstat(fullpath, &st))
23 return error("Could not stat '%s'", fullpath);
24 if (st.st_mtime > expire)
26 if (show_only || verbose)
27 printf("Removing stale temporary file %s\n", fullpath);
29 unlink_or_warn(fullpath);
33 static int prune_object(const struct object_id *oid, const char *fullpath,
39 * Do we know about this object?
40 * It must have been reachable
42 if (lookup_object(oid->hash))
45 if (lstat(fullpath, &st)) {
46 /* report errors, but do not stop pruning */
47 error("Could not stat '%s'", fullpath);
50 if (st.st_mtime > expire)
52 if (show_only || verbose) {
53 enum object_type type = sha1_object_info(oid->hash, NULL);
54 printf("%s %s\n", oid_to_hex(oid),
55 (type > 0) ? typename(type) : "unknown");
58 unlink_or_warn(fullpath);
62 static int prune_cruft(const char *basename, const char *path, void *data)
64 if (starts_with(basename, "tmp_obj_"))
67 fprintf(stderr, "bad sha1 file: %s\n", path);
71 static int prune_subdir(unsigned int nr, const char *path, void *data)
79 * Write errors (particularly out of space) can result in
80 * failed temporary packs (and more rarely indexes and other
81 * files beginning with "tmp_") accumulating in the object
82 * and the pack directories.
84 static void remove_temporary_files(const char *path)
91 fprintf(stderr, "Unable to open directory %s\n", path);
94 while ((de = readdir(dir)) != NULL)
95 if (starts_with(de->d_name, "tmp_"))
96 prune_tmp_file(mkpath("%s/%s", path, de->d_name));
100 int cmd_prune(int argc, const char **argv, const char *prefix)
102 struct rev_info revs;
103 struct progress *progress = NULL;
104 int exclude_promisor_objects = 0;
105 const struct option options[] = {
106 OPT__DRY_RUN(&show_only, N_("do not remove, show only")),
107 OPT__VERBOSE(&verbose, N_("report pruned objects")),
108 OPT_BOOL(0, "progress", &show_progress, N_("show progress")),
109 OPT_EXPIRY_DATE(0, "expire", &expire,
110 N_("expire objects older than <time>")),
111 OPT_BOOL(0, "exclude-promisor-objects", &exclude_promisor_objects,
112 N_("limit traversal to objects outside promisor packfiles")),
118 save_commit_buffer = 0;
119 check_replace_refs = 0;
121 init_revisions(&revs, prefix);
123 argc = parse_options(argc, argv, prefix, options, prune_usage, 0);
125 if (repository_format_precious_objects)
126 die(_("cannot prune in a precious-objects repo"));
129 struct object_id oid;
130 const char *name = *argv++;
132 if (!get_oid(name, &oid)) {
133 struct object *object = parse_object_or_die(&oid,
135 add_pending_object(&revs, object, "");
138 die("unrecognized argument: %s", name);
141 if (show_progress == -1)
142 show_progress = isatty(2);
144 progress = start_delayed_progress(_("Checking connectivity"), 0);
145 if (exclude_promisor_objects) {
146 fetch_if_missing = 0;
147 revs.exclude_promisor_objects = 1;
150 mark_reachable_objects(&revs, 1, expire, progress);
151 stop_progress(&progress);
152 for_each_loose_file_in_objdir(get_object_directory(), prune_object,
153 prune_cruft, prune_subdir, NULL);
155 prune_packed_objects(show_only ? PRUNE_PACKED_DRY_RUN : 0);
156 remove_temporary_files(get_object_directory());
157 s = mkpathdup("%s/pack", get_object_directory());
158 remove_temporary_files(s);
161 if (is_repository_shallow())
162 prune_shallow(show_only);