Use a ZSH-compatible version of BASH_SOURCE[0]

2021-06-11 05:18:01 +00:00
parent b59ff89d60
commit e1965400f6
2 changed files with 6 additions and 2 deletions
@@ -6,7 +6,9 @@
 set -e
 set -o pipefail

-DIR="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
+# If BASH_SOURCE is undefined, we may be running under zsh, in that case
+# provide a zsh-compatible alternative
+DIR="$(dirname "$(readlink -f "${BASH_SOURCE[0]:-${(%):-%x}}")")"
 CHIPYARD_DIR="$(dirname "$DIR")"

 usage() {