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Diffstat (limited to 'examples/functions/exitstat')
| -rw-r--r-- | examples/functions/exitstat | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/examples/functions/exitstat b/examples/functions/exitstat new file mode 100644 index 0000000..f49ebf5 --- /dev/null +++ b/examples/functions/exitstat @@ -0,0 +1,22 @@ +# Contributed by Noah Friedman and Roland McGrath. + +# To be run by the PROMPT_COMMAND variable, so that one can see what +# the exit status of processes are. + +function check_exit_status () +{ + local status="$?" + local signal="" + + if [ ${status} -ne 0 ] && [ ${status} != 128 ]; then + # If process exited by a signal, determine name of signal. + if [ ${status} -gt 128 ]; then + signal="$(builtin kill -l $((${status} - 128)) 2>/dev/null)" + if [ "$signal" ]; then signal="($signal)"; fi + fi + echo "[Exit ${status} ${signal}]" 1>&2 + fi + return 0 +} + +PROMPT_COMMAND=check_exit_status |