1 files changed, 29 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/libx86/default.nix b/nixpkgs/pkgs/development/libraries/libx86/default.nix
new file mode 100644
index 000000000000..1abefa8f4374
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/libx86/default.nix
@@ -0,0 +1,29 @@
+{ lib, stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+  pname = "libx86";
+  version = "1.1";
+  src = fetchurl {
+    url = "https://www.codon.org.uk/~mjg59/libx86/downloads/${pname}-${version}.tar.gz";
+    sha256 = "0j6h6bc02c6qi0q7c1ncraz4d1hkm5936r35rfsp4x1jrc233wav";
+  };
+  patches = [./constants.patch ./non-x86.patch ];
+
+  # using BACKEND=x86emu on 64bit systems fixes:
+  #  http://www.mail-archive.com/suspend-devel@lists.sourceforge.net/msg02355.html
+  makeFlags = [
+    "DESTDIR=$(out)"
+  ] ++ lib.optional (!stdenv.isi686) "BACKEND=x86emu";
+
+  preBuild = ''
+    sed -i lrmi.c -e 's@defined(__i386__)@(defined(__i386__) || defined(__x86_64__))@'
+    sed -e s@/usr@@ -i Makefile
+  '';
+
+  meta = with lib; {
+    description = "Real-mode x86 code emulator";
+    maintainers = with maintainers; [ raskin ];
+    platforms = [ "x86_64-linux" "i686-linux" ];
+    license = licenses.mit;
+  };
+}