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authorDenys Vlasenko <vda.linux@googlemail.com>2016-10-28 22:39:12 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2016-10-28 22:39:12 +0200
commit9db74e49e5b462089c6eec0182d819c0d4708e57 (patch)
tree79195e02400d0b0bd17f409325db01cf79f03dd6 /shell/math.h
parent7e6753609d102b68a625072fb1660065246a54e2 (diff)
downloadbusybox-9db74e49e5b462089c6eec0182d819c0d4708e57.tar.gz
hush: fix "(sleep 1; exit 3) & sleep 2; echo $?; wait $!; echo $?"
"wait $!" may be just a bit too late: backgrounded $! is gone. Do not bomb out in this case. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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