.gitignore

@@ -1 +1,4 @@
 output/
+
+result
+result-*

Makefile

@@ -5,6 +5,10 @@ CFLAGS_WARNINGS = -Wall -Wextra
 CFLAGS_RELEASE = -O2 -fstack-protector-strong -fpie
 CFLAGS_DEBUG = -O0 -ggdb -DDEBUG -fsanitize=address -static-libasan
 
+prefix = /usr/local
+exec_prefix = $(prefix)
+bindir = $(exec_prefix)/bin
+
 SOURCE_FOLDER = src
 SOURCE = main.c
 TARGET = wamf
@@ -18,7 +22,7 @@ REMOTE_HOST = innovation.pvv.ntnu.no
 REMOTE_DIR = /tmp/wamf
 REMOTE_PATH = $(REMOTE_USER)@$(REMOTE_HOST):$(REMOTE_DIR)
 
-.PHONY: all release debug clean deploy remote-build remote-clean remote-run
+.PHONY: all install release debug clean deploy remote-build remote-clean remote-run help
 
 all: $(OUTPUT)
 
@@ -31,6 +35,9 @@ $(OUTPUT) release: $(SOURCE_FOLDER)/$(SOURCE) $(OUTPUT_FOLDER)
 $(OUTPUT_DEBUG) debug: $(SOURCE_FOLDER)/$(SOURCE) $(OUTPUT_FOLDER)
 	$(CC) $(CFLAGS) $(CFLAGS_WARNINGS) $(CFLAGS_DEBUG) -o $(OUTPUT_DEBUG) $(SOURCE_FOLDER)/$(SOURCE)
 
+install: $(OUTPUT)
+	install -Dm755 $(OUTPUT) -t $(bindir)
+
 clean:
 	rm -rf $(OUTPUT_FOLDER)
 
@@ -55,7 +62,6 @@ remote-run: remote-build
 	@echo "Running on remote server..."
 	ssh $(REMOTE_USER)@$(REMOTE_HOST) "cd $(REMOTE_DIR) && ./$(TARGET)"
 
-.PHONY: help
 help:
 	@echo "Available targets:"
 	@echo "  all          - Build locally"

flake.nix

@@ -1,5 +1,5 @@
 {
-  description = "development shell";
+  description = "RCON -> Bluemap player position API converter";
 
   inputs.nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
 
@@ -7,11 +7,31 @@
     let
       system = "x86_64-linux";
       pkgs = import nixpkgs { inherit system; };
+      inherit (pkgs) lib;
     in {
-      devShells.x86_64-linux.default = pkgs.mkShell {
+      devShells.${system}.default = pkgs.mkShell {
         buildInputs = with pkgs; [
           clang
         ];
       };
+
+      packages.${system} = let
+        src = lib.fileset.toSource {
+          root = ./.;
+          fileset = lib.fileset.unions [
+            ./Makefile
+            ./src
+          ];
+        };
+      in {
+        default = self.packages.${system}.wamf;
+        wamf = pkgs.callPackage ./nix/package.nix { inherit src; };
+        wamf-freebsd-cross = let
+          pkgs = import nixpkgs {
+            localSystem = system;
+            crossSystem = "x86_64-freebsd";
+          };
+        in pkgs.callPackage ./nix/package.nix { inherit src; };
+      };
     };
 }

nix/package.nix

@@ -0,0 +1,33 @@
+{
+  lib,
+  src,
+  stdenv,
+}:
+let
+  isFreebsdCross = !stdenv.buildPlatform.isFreeBSD && stdenv.hostPlatform.isFreeBSD;
+in
+stdenv.mkDerivation {
+  pname = "where-are-my-friends";
+  version = "0.1.0";
+  inherit src;
+
+  makeFlags = [
+    "prefix=$(out)"
+    "CC=${stdenv.cc.targetPrefix}cc"
+  ];
+
+  postFixup = lib.optionalString isFreebsdCross ''
+    patchelf --set-interpreter /usr/libexec/ld-elf.so.1 "$out/bin/wamf"
+    patchelf --remove-rpath "$out/bin/wamf"
+  '';
+
+  hardeningDisable = lib.optionals isFreebsdCross [ "fortify" ];
+
+  meta = {
+    description = "RCON -> Bluemap player position API converter";
+    homepage = "https://git.pvv.ntnu.no/Projects/where-are-my-friends";
+    platforms = lib.platforms.unix;
+    mainProgram = "wamf";
+  };
+}
+