clang-tools: fix substitution in wrapper

2019-12-01 17:11:21 +00:00 · 2019-12-01 17:11:21 +00:00 · 1caddbe258
commit 1caddbe258
parent 987878d221
1 changed files with 1 additions and 1 deletions
--- a/pkgs/development/tools/clang-tools/wrapper
+++ b/pkgs/development/tools/clang-tools/wrapper
@ -6,7 +6,7 @@ buildcpath() {
    case $1 in
        -isystem)
            shift
-            path=$path${path':'}$1
+            path=$path${path:+':'}$1
    esac
    shift
  done