distcc: Adding a derivation that prepares a masquerade for distccd

pkgs/development/tools/misc/distcc/masq.nix

@@ -0,0 +1,29 @@
+{ stdenv, gccRaw }:
+
+stdenv.mkDerivation {
+  name = "distcc-masq-${gccRaw.name}";
+
+  phases = [ "installPhase" ];
+  installPhase = ''
+    ensureDir $out/bin
+
+    bin=${gccRaw}/bin
+
+    shopt -s nullglob
+    if [ -f $bin/gcc ]; then
+      ln -s $bin/gcc $out/bin
+    else
+      for a in $bin/*-g++; do
+        ln -s $bin/*-gcc $out/bin/gcc
+      done
+    fi
+
+    if [ -f $bin/g++ ]; then
+      ln -s $bin/g++ $out/bin
+    else
+      for a in $bin/*-g++; do
+        ln -sf $bin/*-g++ $out/bin/g++
+      done
+    fi
+  '';
+}