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units: kill the emergency shell with SIGHUP
[elogind.git]
/
src
/
logger.c
diff --git
a/src/logger.c
b/src/logger.c
index 66f6f8c2e5b3f71da5be1328abd91775d2ce841b..d4d964d1bbfd440c268d57b4578a0920071e2e0a 100644
(file)
--- a/
src/logger.c
+++ b/
src/logger.c
@@
-473,7
+473,7
@@
static int server_init(Server *s, unsigned n_sockets) {
/* /dev/kmsg logging is strictly optional */
if ((s->kmsg_fd = open("/dev/kmsg", O_WRONLY|O_NOCTTY|O_CLOEXEC)) < 0)
/* /dev/kmsg logging is strictly optional */
if ((s->kmsg_fd = open("/dev/kmsg", O_WRONLY|O_NOCTTY|O_CLOEXEC)) < 0)
- log_
debu
g("Failed to open /dev/kmsg for logging, disabling kernel log buffer support: %s", strerror(errno));
+ log_
warnin
g("Failed to open /dev/kmsg for logging, disabling kernel log buffer support: %s", strerror(errno));
return 0;
return 0;
@@
-535,6
+535,16
@@
int main(int argc, char *argv[]) {
Server server;
int r = 3, n;
Server server;
int r = 3, n;
+ if (getppid() != 1) {
+ log_error("This program should be invoked by init only.");
+ return 1;
+ }
+
+ if (argc > 1) {
+ log_error("This program does not take arguments.");
+ return 1;
+ }
+
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
log_parse_environment();
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
log_parse_environment();