stdenv-setup: Make the package accumulators associative arrays instead of strings

This is generally cleaner: less eval, less worrying about separators,
and probably also faster. I got the idea from that python wrapper
script.

1 files changed, 2 insertions, 2 deletions

diff --git a/pkgs/servers/x11/xorg/builder.sh b/pkgs/servers/x11/xorg/builder.sh
index 055886374df..3a8cf6fa6c8 100644
--- a/pkgs/servers/x11/xorg/builder.sh
+++ b/pkgs/servers/x11/xorg/builder.sh
@@ -18,14 +18,14 @@ postInstall() {
 
     for r in $requires; do
         if test -n "$crossConfig"; then
-            for p in $crossPkgs; do
+            for p in "${!crossPkgs[@]}"; do
                 if test -e $p/lib/pkgconfig/$r.pc; then
                     echo "  found requisite $r in $p"
                     propagatedBuildInputs="$propagatedBuildInputs $p"
                 fi
             done
         else
-            for p in $nativePkgs; do
+            for p in "${!nativePkgs[@]}"; do
                 if test -e $p/lib/pkgconfig/$r.pc; then
                     echo "  found requisite $r in $p"
                     propagatedNativeBuildInputs="$propagatedNativeBuildInputs $p"