| Alexander Shishkin | ccb9771 | 2010-07-25 13:07:39 +0200 | [diff] [blame] | 1 | bug() { |
| 2 | trap : exit | ||||
| 3 | # Bug was causing sh to be run in subshell, | ||||
| 4 | # as if this line is replaced with (sh -c ...; exit $?) & | ||||
| 5 | # here: | ||||
| 6 | sh -c 'echo REAL_CHILD=$$' & | ||||
| 7 | echo PARENTS_IDEA_OF_CHILD=$! | ||||
| 8 | wait # make sure bkgd shell completes | ||||
| 9 | } | ||||
| 10 | |||||
| 11 | bug | { | ||||
| 12 | while read varval; do | ||||
| 13 | eval $varval | ||||
| 14 | done | ||||
| 15 | test x"$REAL_CHILD" != x"" \ | ||||
| 16 | && test x"$REAL_CHILD" = x"$PARENTS_IDEA_OF_CHILD" | ||||
| 17 | echo "Bug detected: $?" | ||||
| 18 | } | ||||