emo/busybox
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*: use _exit() in sighandlers; showkey: do not use exit-thru-sighandler

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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>
This commit is contained in:
Marek Polacek
2010-10-28 21:34:56 +02:00
committed by Denys Vlasenko
parent 02788ac7e2
commit 7b18107384
8 changed files with 78 additions and 72 deletions
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miscutils/watchdog.c
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@@ -24,7 +24,7 @@ static void watchdog_shutdown(int sig UNUSED_PARAM)
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;