Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
Documentation/git-index-helper.txt | 3 +++
index-helper.c | 10 ++++++++--
2 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/Documentation/git-index-helper.txt b/Documentation/git-index-helper.txt
index ad40366..9ced091 100644
--- a/Documentation/git-index-helper.txt
+++ b/Documentation/git-index-helper.txt
@@ -31,6 +31,9 @@ OPTIONS
for reading an index, but because it will happen in the
background, it's not noticable. `--strict` is enabled by default.
+--detach::
+ Detach from the shell.
+
NOTES
-----
On UNIX-like systems, $GIT_DIR/index-helper.pid contains the process
diff --git a/index-helper.c b/index-helper.c
index 1140bc0..4dd9656 100644
--- a/index-helper.c
+++ b/index-helper.c
@@ -14,7 +14,7 @@ struct shm {
static struct shm shm_index;
static struct shm shm_base_index;
-static int to_verify = 1;
+static int daemonized, to_verify = 1;
static void release_index_shm(struct shm *is)
{
@@ -33,6 +33,8 @@ static void cleanup_shm(void)
static void cleanup(void)
{
+ if (daemonized)
+ return;
unlink(git_path("index-helper.pid"));
cleanup_shm();
}
@@ -172,12 +174,13 @@ int main(int argc, char **argv)
static struct lock_file lock;
struct strbuf sb = STRBUF_INIT;
const char *prefix;
- int fd, idle_in_minutes = 10;
+ int fd, idle_in_minutes = 10, detach = 0;
struct option options[] = {
OPT_INTEGER(0, "exit-after", &idle_in_minutes,
N_("exit if not used after some minutes")),
OPT_BOOL(0, "strict", &to_verify,
"verify shared memory after creating"),
+ OPT_BOOL(0, "detach", &detach, "detach the process"),
OPT_END()
};
@@ -202,6 +205,9 @@ int main(int argc, char **argv)
atexit(cleanup);
sigchain_push_common(cleanup_on_signal);
+ if (detach && daemonize(&daemonized))
+ die_errno("unable to detach");
+
if (!idle_in_minutes)
idle_in_minutes = 0xffffffff / 60;
loop(sb.buf, idle_in_minutes * 60);
--
2.2.0.513.g477eb31
--
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