Merge branch 'nd/gc-lock-against-each-other'

* nd/gc-lock-against-each-other:
  gc: remove gc.pid file at end of execution
This commit is contained in:
Junio C Hamano 2013-10-30 12:10:27 -07:00
commit 414b7033b1
2 changed files with 29 additions and 0 deletions

View file

@ -14,6 +14,7 @@
#include "cache.h"
#include "parse-options.h"
#include "run-command.h"
#include "sigchain.h"
#include "argv-array.h"
#define FAILED_RUN "failed to run %s"
@ -35,6 +36,21 @@ static struct argv_array repack = ARGV_ARRAY_INIT;
static struct argv_array prune = ARGV_ARRAY_INIT;
static struct argv_array rerere = ARGV_ARRAY_INIT;
static char *pidfile;
static void remove_pidfile(void)
{
if (pidfile)
unlink(pidfile);
}
static void remove_pidfile_on_signal(int signo)
{
remove_pidfile();
sigchain_pop(signo);
raise(signo);
}
static int gc_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "gc.packrefs")) {
@ -179,6 +195,10 @@ static const char *lock_repo_for_gc(int force, pid_t* ret_pid)
FILE *fp;
int fd, should_exit;
if (pidfile)
/* already locked */
return NULL;
if (gethostname(my_host, sizeof(my_host)))
strcpy(my_host, "unknown");
@ -219,6 +239,10 @@ static const char *lock_repo_for_gc(int force, pid_t* ret_pid)
strbuf_release(&sb);
commit_lock_file(&lock);
pidfile = git_pathdup("gc.pid");
sigchain_push_common(remove_pidfile_on_signal);
atexit(remove_pidfile);
return NULL;
}

View file

@ -9,6 +9,11 @@ test_expect_success 'gc empty repository' '
git gc
'
test_expect_success 'gc does not leave behind pid file' '
git gc &&
test_path_is_missing .git/gc.pid
'
test_expect_success 'gc --gobbledegook' '
test_expect_code 129 git gc --nonsense 2>err &&
test_i18ngrep "[Uu]sage: git gc" err