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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2017-07-12 18:22:55 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska-skaware@skarnet.org> | 2017-07-12 18:22:55 +0000 |
| commit | f7c2e436ed0144d09cff0e3ac90f510a47f0aeac (patch) | |
| tree | 2306f029b468623ed316ac3df40a4df8d13c5c5e /src/include | |
| parent | f80dbef73f98ae1a801078e5f69a071651e6b52d (diff) | |
| download | s6-f7c2e436ed0144d09cff0e3ac90f510a47f0aeac.tar.xz | |
Add s6_svc_lock_take() and s6_svc_lock_release()
Allows fixing a race condition in s6-rc-init.
s6-supervise also creates event/ before supervise/ so that
locking the servicedir ensures event/ can be used.
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/s6/s6-supervise.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/include/s6/s6-supervise.h b/src/include/s6/s6-supervise.h index f0b08e7..541c30d 100644 --- a/src/include/s6/s6-supervise.h +++ b/src/include/s6/s6-supervise.h @@ -5,6 +5,7 @@ #include <sys/types.h> #include <skalibs/tai.h> +#include <skalibs/djbunix.h> #define S6_SUPERVISE_CTLDIR "supervise" #define S6_SUPERVISE_EVENTDIR "event" @@ -17,6 +18,9 @@ extern int s6_svc_write (char const *, char const *, size_t) ; extern int s6_svc_writectl (char const *, char const *, char const *, size_t) ; extern int s6_svc_main (int, char const *const *, char const *, char const *, char const *) ; +extern int s6_svc_lock_take (char const *) ; +#define s6_svc_lock_release(fdlock) lock_un(fdlock) + typedef struct s6_svstatus_s s6_svstatus_t, *s6_svstatus_t_ref ; struct s6_svstatus_s { |