[git commit] hush: remove superfluous comparison
Denys Vlasenko
vda.linux at googlemail.com
Fri Jul 14 17:27:03 UTC 2017
commit: https://git.busybox.net/busybox/commit/?id=0c5657e9119eb52263e83e9b55394a8f43f4e928
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master
function old new delta
builtin_wait 291 285 -6
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
shell/hush.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/shell/hush.c b/shell/hush.c
index 553c8e6..af5c260 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -9967,7 +9967,7 @@ static int FAST_FUNC builtin_wait(char **argv)
/* No */
ret = 127;
if (errno == ECHILD) {
- if (G.last_bg_pid > 0 && pid == G.last_bg_pid) {
+ if (pid == G.last_bg_pid) {
/* "wait $!" but last bg task has already exited. Try:
* (sleep 1; exit 3) & sleep 2; echo $?; wait $!; echo $?
* In bash it prints exitcode 0, then 3.
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