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| author | Alexander Shishkin | 2010-07-25 13:07:39 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-07-25 13:07:39 +0200 |
| commit | ccb977186100ccf6b443c5f08c8b179c9b7e720b (patch) | |
| tree | d41df96ab2f9905fe8397c1dd1e6f30aaea69350 /shell/ash_test/ash-signals | |
| parent | 7a2ba329b9235af4c647e0a88c1db023b51cf8a4 (diff) | |
| download | busybox-ccb977186100ccf6b443c5f08c8b179c9b7e720b.zip busybox-ccb977186100ccf6b443c5f08c8b179c9b7e720b.tar.gz | |
ash: fix $! value when traps are set
Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/ash_test/ash-signals')
| -rw-r--r-- | shell/ash_test/ash-signals/signal7.right | 1 | ||||
| -rwxr-xr-x | shell/ash_test/ash-signals/signal7.tests | 18 |
2 files changed, 19 insertions, 0 deletions
diff --git a/shell/ash_test/ash-signals/signal7.right b/shell/ash_test/ash-signals/signal7.right new file mode 100644 index 0000000..ba7453e --- /dev/null +++ b/shell/ash_test/ash-signals/signal7.right @@ -0,0 +1 @@ +Bug detected: 0 diff --git a/shell/ash_test/ash-signals/signal7.tests b/shell/ash_test/ash-signals/signal7.tests new file mode 100755 index 0000000..c2b1381 --- /dev/null +++ b/shell/ash_test/ash-signals/signal7.tests @@ -0,0 +1,18 @@ +bug() { + trap : exit + # Bug was causing sh to be run in subshell, + # as if this line is replaced with (sh -c ...; exit $?) & + # here: + sh -c 'echo REAL_CHILD=$$' & + echo PARENTS_IDEA_OF_CHILD=$! + wait # make sure bkgd shell completes +} + +bug | { +while read varval; do + eval $varval +done +test x"$REAL_CHILD" != x"" \ +&& test x"$REAL_CHILD" = x"$PARENTS_IDEA_OF_CHILD" +echo "Bug detected: $?" +} |