diff options
Diffstat (limited to 'src/supervision/s6-notifywhenup.c')
| -rw-r--r-- | src/supervision/s6-notifywhenup.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/supervision/s6-notifywhenup.c b/src/supervision/s6-notifywhenup.c index 98f0401..6d66fe1 100644 --- a/src/supervision/s6-notifywhenup.c +++ b/src/supervision/s6-notifywhenup.c @@ -13,7 +13,7 @@ #include <s6/ftrigw.h> #include <s6/s6-supervise.h> -#define USAGE "s6-notifywhenup [ -d fd ] [ -e fifodir ] [ -f ] [ -t timeout ] prog..." +#define USAGE "s6-notifywhenup [ -d fd ] [ -e fifodir ] [ -f ] [ -X ] [ -t timeout ] prog..." #define dieusage() strerr_dieusage(100, USAGE) static int run_child (int fd, char const *fifodir, unsigned int timeout) @@ -50,17 +50,18 @@ int main (int argc, char const *const *argv, char const *const *envp) { unsigned int fd = 1 ; char const *fifodir = "event" ; - int df = 1 ; + int df = 1, fake = 0 ; unsigned int timeout = 0 ; PROG = "s6-notifywhenup" ; { subgetopt_t l = SUBGETOPT_ZERO ; for (;;) { - register int opt = subgetopt_r(argc, argv, "d:e:ft:", &l) ; + register int opt = subgetopt_r(argc, argv, "Xd:e:ft:", &l) ; if (opt == -1) break ; switch (opt) { + case 'X' : fake = 1 ; break ; case 'd' : if (!uint0_scan(l.arg, &fd)) dieusage() ; break ; case 'e' : fifodir = l.arg ; break ; case 'f' : df = 0 ; break ; @@ -87,6 +88,11 @@ int main (int argc, char const *const *argv, char const *const *envp) close(p[0]) ; if (fd_move((int)fd, p[1]) < 0) strerr_diefu1sys(111, "fd_move") ; } + if (fake) + { + write(fd, "\n", 1) ; + close(fd) ; + } pathexec_run(argv[0], argv, envp) ; - strerr_dieexec(111, argv[1]) ; + strerr_dieexec(111, argv[0]) ; } |