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authorDominique Martinet <dominique.martinet@atmark-techno.com>2023-02-02 11:19:00 +0900
committerWilliam Hubbs <w.d.hubbs@gmail.com>2023-04-24 22:06:41 -0500
commit0b9c3c080388476519ac3385c21518cc5a94735a (patch)
treed42f9943159e9dea6c9f6b369b888224a377167f /src/shared/misc.c
parenta3c721b6821f1ecbe7ac567becc13df08b416f36 (diff)
openrc-run: silence lock failures with --no-deps
work around scary warnings described in previous commit
Diffstat (limited to 'src/shared/misc.c')
-rw-r--r--src/shared/misc.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/src/shared/misc.c b/src/shared/misc.c
index 28f95b34..c987ce8c 100644
--- a/src/shared/misc.c
+++ b/src/shared/misc.c
@@ -234,7 +234,7 @@ signal_setup_restart(int sig, void (*handler)(int))
}
int
-svc_lock(const char *applet)
+svc_lock(const char *applet, bool ignore_lock_failure)
{
char *file = NULL;
int fd;
@@ -245,6 +245,14 @@ svc_lock(const char *applet)
if (fd == -1)
return -1;
if (flock(fd, LOCK_EX | LOCK_NB) == -1) {
+ if (ignore_lock_failure) {
+ /* Two services with a need b, and b's start()
+ * calling restart --no-deps on a would cause
+ * harmless errors: just ignore them.
+ * See https://github.com/OpenRC/openrc/issues/224
+ */
+ exit(EXIT_SUCCESS);
+ }
eerror("Call to flock failed: %s", strerror(errno));
close(fd);
return -1;
@@ -274,7 +282,7 @@ exec_service(const char *service, const char *arg)
sigset_t old;
struct sigaction sa;
- fd = svc_lock(basename_c(service));
+ fd = svc_lock(basename_c(service), false);
if (fd == -1)
return -1;