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Diffstat (limited to 't/test-lib.sh')
| -rw-r--r-- | t/test-lib.sh | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh index d86edcd7a6..87308f5a9b 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -268,6 +268,17 @@ remove_cr () { tr '\015' Q | sed -e 's/Q$//' } +# In some bourne shell implementations, the "unset" builtin returns +# nonzero status when a variable to be unset was not set in the first +# place. +# +# Use sane_unset when that should not be considered an error. + +sane_unset () { + unset "$@" + return 0 +} + test_tick () { if test -z "${test_tick+set}" then |