gc: remove garbage .idx files from pack dir

Add a custom report_garbage handler to collect and remove garbage .idx files from the pack directory. Signed-off-by: Doug Kelly <dougk.ff7@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Doug Kelly committed Nov 3, 2015 at 21:05 UTC 478f34d2b6ea13d5f56ecec04de7ca7ce18367c0
2 files changed +22 -1
builtin/gc.c
+21
@@ -57,6 +57,22 @@ static void remove_pidfile_on_signal(int signo)
57 raise(signo);
58 }
59
60 +static struct string_list pack_garbage = STRING_LIST_INIT_DUP;
61 +
62 +static void clean_pack_garbage(void)
63 +{
64 + int i;
65 + for (i = 0; i < pack_garbage.nr; i++)
66 + unlink_or_warn(pack_garbage.items[i].string);
67 + string_list_clear(&pack_garbage, 0);
68 +}
69 +
70 +static void report_pack_garbage(unsigned seen_bits, const char *path)
71 +{
72 + if (seen_bits == PACKDIR_FILE_IDX)
73 + string_list_append(&pack_garbage, path);
74 +}
75 +
76 static void git_config_date_string(const char *key, const char **output)
77 {
78 if (git_config_get_string_const(key, output))
@@ -372,6 +388,11 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
388 if (run_command_v_opt(rerere.argv, RUN_GIT_CMD))
389 return error(FAILED_RUN, rerere.argv[0]);
390
391 + report_garbage = report_pack_garbage;
392 + reprepare_packed_git();
393 + if (pack_garbage.nr > 0)
394 + clean_pack_garbage();
395 +
396 if (auto_gc && too_many_loose_objects())
397 warning(_("There are too many unreachable loose objects; "
398 "run 'git prune' to remove them."));
t/t5304-prune.sh
+1 -1
@@ -245,7 +245,7 @@ EOF
245 test_cmp expected actual
246 '
247
248 -test_expect_failure 'clean pack garbage with gc' '
248 +test_expect_success 'clean pack garbage with gc' '
249 test_when_finished "rm -f .git/objects/pack/fake*" &&
250 test_when_finished "rm -f .git/objects/pack/foo*" &&
251 : >.git/objects/pack/foo.keep &&