From: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
We detach after creating and opening the socket, because otherwise
we might return control to the shell before index-helper is ready to
accept commands. This might lead to flaky tests.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
Signed-off-by: David Turner <dturner@xxxxxxxxxxxxxxxx>
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
Documentation/git-index-helper.txt | 3 +++
index-helper.c | 9 +++++++--
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/Documentation/git-index-helper.txt b/Documentation/git-index-helper.txt
index ca5a9de..228b1df 100644
--- a/Documentation/git-index-helper.txt
+++ b/Documentation/git-index-helper.txt
@@ -34,6 +34,9 @@ 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
-----
diff --git a/index-helper.c b/index-helper.c
index 163586a..eca8ae9 100644
--- a/index-helper.c
+++ b/index-helper.c
@@ -17,7 +17,7 @@ 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)
{
@@ -36,6 +36,8 @@ static void cleanup_shm(void)
static void cleanup(void)
{
+ if (daemonized)
+ return;
unlink(git_path("index-helper.sock"));
cleanup_shm();
}
@@ -264,7 +266,7 @@ static const char * const usage_text[] = {
int main(int argc, char **argv)
{
const char *prefix;
- int idle_in_seconds = 600;
+ int idle_in_seconds = 600, detach = 0;
int fd;
struct strbuf socket_path = STRBUF_INIT;
struct option options[] = {
@@ -272,6 +274,7 @@ int main(int argc, char **argv)
N_("exit if not used after some seconds")),
OPT_BOOL(0, "strict", &to_verify,
N_("verify shared memory after creating")),
+ OPT_BOOL(0, "detach", &detach, N_("detach the process")),
OPT_END()
};
@@ -299,6 +302,8 @@ int main(int argc, char **argv)
die("--exit-after value must be less than %d seconds",
INT_MAX / 1000);
+ if (detach && daemonize(&daemonized))
+ die_errno(_("unable to detach"));
loop(fd, idle_in_seconds);
close(fd);
--
1.9.1
--
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