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author | Denys Vlasenko | 2016-11-08 20:26:11 +0100 |
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committer | Denys Vlasenko | 2016-11-08 20:26:11 +0100 |
commit | 6c635d62d41477e92f0b30b0f525c7838e64a07d (patch) | |
tree | e7a4c92cd3c376baca692818bdf3e6d93907c0b1 | |
parent | 5cc9bf6a21ae0738528c2fb301ff4be2ab662ee9 (diff) | |
download | busybox-6c635d62d41477e92f0b30b0f525c7838e64a07d.zip busybox-6c635d62d41477e92f0b30b0f525c7838e64a07d.tar.gz |
hush: small optimization in run_list
I thought gcc can detect this itself. It doesn't.
function old new delta
run_list 1030 1021 -9
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | shell/hush.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/shell/hush.c b/shell/hush.c index a5f0599..5a36a76 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -8004,20 +8004,21 @@ static int run_list(struct pipe *pi) G.last_bg_pid = pi->cmds[pi->num_cmds - 1].pid; debug_printf_exec(": cmd&: exitcode EXIT_SUCCESS\n"); /* Check pi->pi_inverted? "! sleep 1 & echo $?": bash says 1. dash and ash says 0 */ - G.last_exitcode = rcode = EXIT_SUCCESS; - check_and_run_traps(); + rcode = EXIT_SUCCESS; + goto check_traps; } else { #if ENABLE_HUSH_JOB if (G.run_list_level == 1 && G_interactive_fd) { /* Waits for completion, then fg's main shell */ rcode = checkjobs_and_fg_shell(pi); debug_printf_exec(": checkjobs_and_fg_shell exitcode %d\n", rcode); - } else -#endif - { /* This one just waits for completion */ - rcode = checkjobs(pi, 0 /*(no pid to wait for)*/); - debug_printf_exec(": checkjobs exitcode %d\n", rcode); + goto check_traps; } +#endif + /* This one just waits for completion */ + rcode = checkjobs(pi, 0 /*(no pid to wait for)*/); + debug_printf_exec(": checkjobs exitcode %d\n", rcode); + check_traps: G.last_exitcode = rcode; check_and_run_traps(); } |