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-rw-r--r--src/core/main.c38
-rw-r--r--src/shared/util.c8
2 files changed, 25 insertions, 21 deletions
diff --git a/src/core/main.c b/src/core/main.c
index f33b78d375..e15355dcdc 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -228,31 +228,25 @@ static void install_crash_handler(void) {
sigaction_many(&sa, SIGNALS_CRASH_HANDLER, -1);
}
-static int console_setup(bool do_reset) {
- int tty_fd, r;
-
- /* If we are init, we connect stdin/stdout/stderr to /dev/null
- * and make sure we don't have a controlling tty. */
-
- release_terminal();
-
- if (!do_reset)
- return 0;
+static int console_setup(void) {
+ _cleanup_close_ int tty_fd = -1;
+ int r;
tty_fd = open_terminal("/dev/console", O_WRONLY|O_NOCTTY|O_CLOEXEC);
if (tty_fd < 0) {
log_error("Failed to open /dev/console: %s", strerror(-tty_fd));
- return -tty_fd;
+ return tty_fd;
}
- /* We don't want to force text mode.
- * plymouth may be showing pictures already from initrd. */
+ /* We don't want to force text mode. plymouth may be showing
+ * pictures already from initrd. */
r = reset_terminal_fd(tty_fd, false);
- if (r < 0)
+ if (r < 0) {
log_error("Failed to reset /dev/console: %s", strerror(-r));
+ return r;
+ }
- safe_close(tty_fd);
- return r;
+ return 0;
}
static int set_default_unit(const char *u) {
@@ -1537,8 +1531,16 @@ int main(int argc, char *argv[]) {
/* Reset the console, but only if this is really init and we
* are freshly booted */
- if (arg_running_as == SYSTEMD_SYSTEM && arg_action == ACTION_RUN)
- console_setup(getpid() == 1 && !skip_setup);
+ if (arg_running_as == SYSTEMD_SYSTEM && arg_action == ACTION_RUN) {
+
+ /* If we are init, we connect stdin/stdout/stderr to
+ * /dev/null and make sure we don't have a controlling
+ * tty. */
+ release_terminal();
+
+ if (getpid() == 1 && !skip_setup)
+ console_setup();
+ }
/* Open the logging devices, if possible and necessary */
log_open();
diff --git a/src/shared/util.c b/src/shared/util.c
index d6cea4d208..18d40f398f 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -2084,12 +2084,14 @@ fail:
}
int release_terminal(void) {
- int r = 0;
- struct sigaction sa_old, sa_new = {
+ static const struct sigaction sa_new = {
.sa_handler = SIG_IGN,
.sa_flags = SA_RESTART,
};
- _cleanup_close_ int fd;
+
+ _cleanup_close_ int fd = -1;
+ struct sigaction sa_old;
+ int r = 0;
fd = open("/dev/tty", O_RDWR|O_NOCTTY|O_NDELAY|O_CLOEXEC);
if (fd < 0)