[git commit] hush: code shrink
Denys Vlasenko
vda.linux at googlemail.com
Mon Jan 4 02:05:34 UTC 2021
commit: https://git.busybox.net/busybox/commit/?id=3b053051c7c6f1e4776fce8a97d8f6a3c54f3f0e
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master
function old new delta
hush_main 1071 1066 -5
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-5) Total: -5 bytes
text data bss dec hex filename
1020110 559 5020 1025689 fa699 busybox_old
1020037 559 5020 1025616 fa650 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
shell/hush.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/shell/hush.c b/shell/hush.c
index 65f08659f..77f90f82f 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -10163,7 +10163,8 @@ int hush_main(int argc, char **argv)
/* http://www.opengroup.org/onlinepubs/9699919799/utilities/sh.html */
flags = (argv[0] && argv[0][0] == '-') ? OPT_login : 0;
while (1) {
- int opt = getopt(argc, argv, "+cexinsl"
+ int opt = getopt(argc, argv, "+" /* stop at 1st non-option */
+ "cexinsl"
#if !BB_MMU
"<:$:R:V:"
# if ENABLE_HUSH_FUNCTIONS
@@ -10255,12 +10256,13 @@ int hush_main(int argc, char **argv)
}
# endif
#endif
- case 'n':
- case 'x':
- case 'e':
+ /*case '?': invalid option encountered (set_mode('?') will fail) */
+ /*case 'n':*/
+ /*case 'x':*/
+ /*case 'e':*/
+ default:
if (set_mode(1, opt, NULL) == 0) /* no error */
break;
- default:
bb_show_usage();
}
} /* option parsing loop */
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