makeWrapper: search for free unwrapped file name

2017-04-12 18:12:16 +03:00 · 2017-04-12 18:12:16 +03:00 · e7c76d3c25
commit e7c76d3c25
parent 8c56608078
1 changed files with 3 additions and 0 deletions
--- a/pkgs/build-support/setup-hooks/make-wrapper.sh
+++ b/pkgs/build-support/setup-hooks/make-wrapper.sh
@ -132,6 +132,9 @@ wrapProgram() {
    local prog="$1"
    local hidden
    hidden="$(dirname "$prog")/.$(basename "$prog")"-wrapped
+    while [ -e "$hidden" ]; do
+      hidden="${hidden}_"
+    done
    mv "$prog" "$hidden"
    # Silence warning about unexpanded $0:
    # shellcheck disable=SC2016