*: use _exit() in sighandlers; showkey: do not use exit-thru-sighandler
While at it, make ESC sequences more readable; and removed check for
isatty(stdin) in reset. Code shrink:
text data bss dec hex filename
884771 936 17216 902923 dc70b busybox_old
884723 936 17216 902875 dc6db busybox_unstripped
Signed-off-by: Marek Polacek <mmpolacek@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/miscutils/watchdog.c b/miscutils/watchdog.c
index 36902a2..6307826 100644
--- a/miscutils/watchdog.c
+++ b/miscutils/watchdog.c
@@ -24,7 +24,7 @@
write(3, &V, 1); /* Magic, see watchdog-api.txt in kernel */
if (ENABLE_FEATURE_CLEAN_UP)
close(3);
- exit(EXIT_SUCCESS);
+ _exit(EXIT_SUCCESS);
}
int watchdog_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;