activate: mention -E in the help text

[elogind.git] / src / activate / activate.c

diff --git a/src/activate/activate.c b/src/activate/activate.c
index 3198f7de988669d31573b28011519de2764cb3e0..537626d390c3e47d22c56a56f7ab02df281561a6 100644 (file)
--- a/src/activate/activate.c
+++ b/src/activate/activate.c
@@ -262,6 +262,8 @@ static int do_accept(const char* name, char **argv, char **envp, int fd) {
 
 /* SIGCHLD handler. */
 static void sigchld_hdl(int sig, siginfo_t *t, void *data) {
+        PROTECT_ERRNO;
+
         log_info("Child %d died with code %d", t->si_pid, t->si_status);
         /* Wait for a dead child. */
         waitpid(t->si_pid, NULL, 0);
@@ -287,6 +289,8 @@ static int help(void) {
                "  -l --listen=ADDR     Listen for raw connections at ADDR\n"
                "  -a --accept          Spawn separate child for each connection\n"
                "  -h --help            Show this help and exit\n"
+               "  -E --environment=NAME[=VALUE]\n"
+               "                       Pass an environment variable to children\n"
                "  --version            Print version string and exit\n"
                "\n"
                "Note: file descriptors from sd_listen_fds() will be passed through.\n"