build(nix): make static compilation only in libiconv for macos

Author: tembleking

flake.nix

@@ -11,7 +11,7 @@
     }:
     let
       overlays.default = final: prev: {
-        sysdig-lsp = prev.pkgsStatic.callPackage ./package.nix { };
+        sysdig-lsp = prev.callPackage ./package.nix { };
       };
 
       flake = flake-utils.lib.eachDefaultSystem (
@@ -28,8 +28,8 @@
             inherit sysdig-lsp;
             default = sysdig-lsp;
 
-            sysdig-lsp-linux-amd64 = pkgsCross.gnu64.sysdig-lsp;
-            sysdig-lsp-linux-arm64 = pkgsCross.aarch64-multiplatform.sysdig-lsp;
+            sysdig-lsp-linux-amd64 = pkgsStatic.pkgsCross.gnu64.sysdig-lsp;
+            sysdig-lsp-linux-arm64 = pkgsStatic.pkgsCross.aarch64-multiplatform.sysdig-lsp;
             sysdig-lsp-darwin-amd64 = pkgsCross.x86_64-darwin.sysdig-lsp;
             sysdig-lsp-darwin-arm64 = pkgsCross.aarch64-darwin.sysdig-lsp;
           };

package.nix

@@ -1,8 +1,10 @@
 {
   rustPlatform,
+  pkgsStatic,
+  lib,
+  stdenv,
   pkg-config,
   openssl,
-  ...
 }:
 let
   cargoFile = builtins.fromTOML (builtins.readFile ./Cargo.toml);
@@ -21,7 +23,7 @@ rustPlatform.buildRustPackage {
 
   buildInputs = [
     openssl.dev
-  ];
+  ] ++ lib.optionals stdenv.hostPlatform.isDarwin (with pkgsStatic; [ libiconv ]);
 
   doCheck = false;
   meta.mainProgram = "sysdig-lsp";