stdenv substitute: fail on non-existant input file

fixes #9744
2016-08-01 07:33:39 +00:00 · 2016-08-01 07:33:39 +00:00 · b6c204f088
commit b6c204f088
parent c8a7e0b540
1 changed files with 5 additions and 0 deletions
--- a/pkgs/stdenv/generic/setup.sh
+++ b/pkgs/stdenv/generic/setup.sh
@ -389,6 +389,11 @@ substitute() {
    local input="$1"
    local output="$2"

+    if [ ! -f "$input" ]; then
+      echo "substitute: File \"$input\" does not exist"
+      return 1
+    fi
+
    local -a params=("$@")

    local n p pattern replacement varName content