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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2021-12-24 08:31:27 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska@appnovation.com> | 2021-12-24 08:31:27 +0000 |
| commit | 61295482f0de9379ce428194f016f48cf9668b6a (patch) | |
| tree | 3a1f4b702c216fdab56e6884d2b0e42eae5762ea /src/daemontools-extras/s6-log.c | |
| parent | 3962885e117e92a9b01d3a9d45895602115e725f (diff) | |
| download | s6-61295482f0de9379ce428194f016f48cf9668b6a.tar.xz | |
s6-log: restart event loop when closing stdin on signal
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/daemontools-extras/s6-log.c')
| -rw-r--r-- | src/daemontools-extras/s6-log.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/daemontools-extras/s6-log.c b/src/daemontools-extras/s6-log.c index 60de6b3..5a7ce4d 100644 --- a/src/daemontools-extras/s6-log.c +++ b/src/daemontools-extras/s6-log.c @@ -1115,14 +1115,15 @@ static inline void processor_died (logdir_t *ldp, int wstat) } } -static inline void handle_signals (void) +static inline int handle_signals (void) { + int e = 0 ; for (;;) { switch (selfpipe_read()) { case -1 : strerr_diefu1sys(111, "selfpipe_read") ; - case 0 : return ; + case 0 : return e ; case SIGALRM : { unsigned int i = 0 ; @@ -1138,7 +1139,7 @@ static inline void handle_signals (void) if (flagprotect) break ; case SIGHUP : handle_stdin = &last_stdin ; - if (!indata.len) prepare_to_exit() ; + if (!indata.len) { prepare_to_exit() ; e = 1 ; } break ; case SIGCHLD : { @@ -1277,8 +1278,7 @@ int main (int argc, char const *const *argv) if (r < 0) strerr_diefu1sys(111, "iopause") ; else if (!r) continue ; - if (x[0].revents & IOPAUSE_READ) handle_signals() ; - else if (x[0].revents & IOPAUSE_EXCEPT) strerr_dief1sys(111, "trouble with selfpipe") ; + if (x[0].revents & (IOPAUSE_READ | IOPAUSE_EXCEPT) && handle_signals()) continue ; if (xindex1 && x[xindex1].revents) { |