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| author | Luke Shumaker <lukeshu@parabola.nu> | 2017-04-02 04:10:01 -0400 |
|---|---|---|
| committer | Jan Alexander Steffens (heftig) <jan.steffens@gmail.com> | 2017-04-05 22:14:20 +0200 |
| commit | 747e8ffc8d02bc8726d6f336ebbe7ecf05e9fd38 (patch) | |
| tree | c1fb11fba15acfc9f0344c900b3ca26965b86b36 /lib | |
| parent | fb40b587729a6f596e674da8d3ea8397c65a0060 (diff) | |
| download | devtools-747e8ffc8d02bc8726d6f336ebbe7ecf05e9fd38.tar.xz | |
lib/common.sh: Adjust to work properly with `set -u`.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/common.sh | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/common.sh b/lib/common.sh index 19aa7de..4536668 100644 --- a/lib/common.sh +++ b/lib/common.sh @@ -1,4 +1,5 @@ #!/hint/bash +# This may be included with or without `set -euE` # License: Unspecified @@ -8,7 +9,7 @@ export LANG=C shopt -s extglob # check if messages are to be printed using color -unset ALL_OFF BOLD BLUE GREEN RED YELLOW +declare ALL_OFF='' BOLD='' BLUE='' GREEN='' RED='' YELLOW='' if [[ -t 2 ]]; then # prefer terminal safe colored and bold text when tput is supported if tput setaf 0 &>/dev/null; then @@ -65,14 +66,14 @@ stat_done() { _setup_workdir=false setup_workdir() { - [[ -z $WORKDIR ]] && WORKDIR=$(mktemp -d --tmpdir "${0##*/}.XXXXXXXXXX") + [[ -z ${WORKDIR:-} ]] && WORKDIR=$(mktemp -d --tmpdir "${0##*/}.XXXXXXXXXX") _setup_workdir=true trap 'trap_abort' INT QUIT TERM HUP trap 'trap_exit' EXIT } cleanup() { - if [[ -n $WORKDIR ]] && $_setup_workdir; then + if [[ -n ${WORKDIR:-} ]] && $_setup_workdir; then rm -rf "$WORKDIR" fi exit ${1:-0} |