diff options
Diffstat (limited to 'src/daemontools-extras/s6-setlock.c')
| -rw-r--r-- | src/daemontools-extras/s6-setlock.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/daemontools-extras/s6-setlock.c b/src/daemontools-extras/s6-setlock.c index 15970ed..27b6b23 100644 --- a/src/daemontools-extras/s6-setlock.c +++ b/src/daemontools-extras/s6-setlock.c @@ -1,5 +1,6 @@ /* ISC license. */ +#include <sys/types.h> #include <unistd.h> #include <errno.h> #include <signal.h> @@ -56,7 +57,7 @@ int main (int argc, char const *const *argv, char const *const *envp) iopause_fd x = { .events = IOPAUSE_READ } ; tain_t deadline ; int p[2] ; - unsigned int pid ; + pid_t pid ; char c ; tain_now_g() ; tain_from_millisecs(&deadline, timeout) ; @@ -66,6 +67,7 @@ int main (int argc, char const *const *argv, char const *const *envp) x.fd = p[0] ; for (;;) { + ssize_t rr ; register int r = iopause_g(&x, 1, &deadline) ; if (r < 0) strerr_diefu1sys(111, "iopause") ; if (!r) @@ -74,9 +76,9 @@ int main (int argc, char const *const *argv, char const *const *envp) errno = ETIMEDOUT ; strerr_diefu1sys(1, "acquire lock") ; } - r = sanitize_read(fd_read(p[0], &c, 1)) ; - if (r < 0) strerr_diefu1sys(111, "read ack from helper") ; - if (r) break ; + rr = sanitize_read(fd_read(p[0], &c, 1)) ; + if (rr < 0) strerr_diefu1sys(111, "read ack from helper") ; + if (rr) break ; } if (c != '!') strerr_dief1x(111, "helper sent garbage ack") ; fd_close(p[0]) ; |