Add nixGLCommon

README.md

@@ -180,3 +180,12 @@ If by any chance it does not work, you need to install nixGL using the same nixp
 ```bash
 NIX_PATH=nixpkgs=https://github.com/nixos/nixpkgs/archive/94d80eb72474bf8243b841058ce45eac2b163943.tar.gz nix build -f ./default.nix nixGLIntel
 ```
+
+# `nixGLCommon`
+
+`nixGLCommon nixGLXXX` can be used to get `nixGL` executable which fallsback to `nixGLXXX`. It is a shorter name for people with only one OpenGL configuration.
+
+For example:
+
+```
+nix-build -E "with import ./default.nix {}; nixGLCommon nixGLIntel"

default.nix

@@ -103,4 +103,13 @@ rec {
      chmod u+x "$out/bin/nixVulkanIntel"
      ${shellcheck}/bin/shellcheck "$out/bin/nixVulkanIntel"
     '';
+
+  nixGLCommon = nixGL:
+    runCommand "nixGLCommon" {
+       buildInuts = [nixGL];
+    }
+    ''
+       mkdir -p "$out/bin"
+       cp "${nixGL}/bin/${nixGL.name}" "$out/bin/nixGL";
+    '';
 }