Nixpkgs/Create and debug packages: Difference between revisions

@@ Line 379: / Line 379: @@
 Your program to test the library:
 <syntaxhighlight lang="nix">
-{ pkgs ? import <nixpkgs> {} }:
+{
-with pkgs;
+  pkgs ? import <nixpkgs> {
-let yourLibraryName = callPackage /path/to/library/derivation.nix {};
+    overlays = [
-in
+      (final: prev: {
-stdenv.mkDerivation {
+        my-library = prev.callPackage ./my-library.nix { };
-  nativeBuildInputs = [
+      })
-     yourLibraryName /* Add here if needed at build time */
+    ];
-     /* Add other dependencies if needed */
+  },
-  ]
+}:
-  buildInputs = [
+pkgs.callPackage (
-     yourLibraryName /* Add here if needed at runtime */
+  {
-     /* Add other dependencies if needed */
+    stdenv,
-  ]
+    hello,
-   /* Add the other stuff as needed */
+    pkg-config,
-}
+    my-library,
+  }:
+  stdenv.mkDerivation {
+    strictDeps = true;
+     # host/target agnostic programs
+     depsBuildBuild = [
+      hello
+    ];
+    # compilers & linkers & dependecy finding programs
+    nativeBuildInputs = [
+      pkg-config
+    ];
+     # libraries
+     buildInputs = [
+      my-library
+    ];
+   }
+) { }
 </syntaxhighlight>