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nixos/installer: Use -n instead of ! -z

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See <https://github.com/koalaman/shellcheck/wiki/SC2236>.
This commit is contained in:
Victor Engmark 2021-11-26 18:55:53 +13:00
parent adb8f5c858
commit c9a7385997
1 changed files with 1 additions and 1 deletions
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2
nixos/modules/installer/tools/nixos-build-vms/nixos-build-vms.sh
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@ -30,7 +30,7 @@ while [ $# -gt 0 ]; do
nixBuildArgs+=("--option" "$1" "$2"); shift nixBuildArgs+=("--option" "$1" "$2"); shift
;; ;;
*) *)
if [ ! -z "$networkExpr" ]; then if [ -n "$networkExpr" ]; then
echo "Network expression already set!" echo "Network expression already set!"
showUsage showUsage
exit 1 exit 1