Add sp compatibility wrapper

This wrapper is required by some old programs (e.g., po4a which I'm trying to package)

svn path=/nixpkgs/trunk/; revision=25320

1 files changed, 15 insertions, 0 deletions

diff --git a/pkgs/tools/text/sgml/opensp/compat.nix b/pkgs/tools/text/sgml/opensp/compat.nix
new file mode 100644
index 0000000000000..8e521da208483
--- /dev/null
+++ b/pkgs/tools/text/sgml/opensp/compat.nix
@@ -0,0 +1,15 @@
+{ stdenv, opensp }:
+
+stdenv.mkDerivation {
+  name = "sp-compat-${builtins.substring 7 100 opensp.name}";
+
+  buildCommand = ''
+    mkdir -pv $out/bin
+    for i in ${opensp}/bin/o*; do
+      ln -sv $i $out/bin/''${i#${opensp}/bin/o}
+    done
+    '';
+
+  meta.description =
+    "Compatibility wrapper for old programs looking for original sp programs";
+}