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| author | jilles <jilles@FreeBSD.org> | 2011-01-30 22:57:52 +0000 |
|---|---|---|
| committer | jilles <jilles@FreeBSD.org> | 2011-01-30 22:57:52 +0000 |
| commit | 8605caacbf4653c0daaaf53f746ae27fc93c1ef3 (patch) | |
| tree | 9cd99b27d5c80c0459825016362a1e655635936a /tools | |
| parent | 3ee570eed2eb50450d95f20db6719eeb5d5ba3e6 (diff) | |
| download | FreeBSD-src-8605caacbf4653c0daaaf53f746ae27fc93c1ef3.zip FreeBSD-src-8605caacbf4653c0daaaf53f746ae27fc93c1ef3.tar.gz | |
sh: Send messages about signals to stderr.
This is required by POSIX and seems to make more sense.
See also r217557.
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/regression/bin/sh/execution/killed2.0 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/regression/bin/sh/execution/killed2.0 b/tools/regression/bin/sh/execution/killed2.0 new file mode 100644 index 0000000..7ff3fe2 --- /dev/null +++ b/tools/regression/bin/sh/execution/killed2.0 @@ -0,0 +1,10 @@ +# $FreeBSD$ +# Most shells print a message when a foreground job is killed by a signal. +# POSIX allows this, provided the message is sent to stderr, not stdout. +# Some trickery is needed to capture the message as redirecting stderr of +# the command itself does not affect it. The colon command ensures that +# the subshell forks for ${SH}. + +exec 3>&1 +r=`(${SH} -c 'kill $$'; :) 2>&1 >&3` +[ -n "$r" ] |
