uasm: fix building with gcc > 13 (#489125)

pkgs/by-name/ua/uasm/package.nix

@@ -1,40 +1,37 @@
 {
   lib,
-  gcc13Stdenv,
+  stdenv,
   fetchFromGitHub,
   testers,
   uasm,
 }:
 
-let
-  stdenv = gcc13Stdenv;
-in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "uasm";
   version = "2.57";
 
   src = fetchFromGitHub {
     owner = "Terraspace";
     repo = "uasm";
-    tag = "v${version}r";
+    tag = "v${finalAttrs.version}r";
     hash = "sha256-HaiK2ogE71zwgfhWL7fesMrNZYnh8TV/kE3ZIS0l85w=";
   };
 
   enableParallelBuilding = true;
 
   makefile =
-    if gcc13Stdenv.hostPlatform.isDarwin then
-      "Makefile-OSX-Clang-64.mak"
-    else
-      "Makefile-Linux-GCC-64.mak";
+    if stdenv.hostPlatform.isDarwin then "Makefile-OSX-Clang-64.mak" else "Makefile-Linux-GCC-64.mak";
 
   makeFlags = [ "CC=${stdenv.cc.targetPrefix}cc" ];
 
+  # Needed for compiling with GCC > 13
+  env.CFLAGS = "-std=c99 -Wno-incompatible-pointer-types -Wno-implicit-function-declaration -Wno-int-conversion";
+
   installPhase = ''
     runHook preInstall
 
     install -Dt "$out/bin" -m0755 GccUnixR/uasm
-    install -Dt "$out/share/doc/${pname}" -m0644 {Readme,History}.txt Doc/*
+    install -Dt "$out/share/doc/uasm" -m0644 {Readme,History}.txt Doc/*
 
     runHook postInstall
   '';
@@ -42,7 +39,7 @@ stdenv.mkDerivation rec {
   passthru.tests.version = testers.testVersion {
     package = uasm;
     command = "uasm -h";
-    version = "v${version}";
+    version = "v${finalAttrs.version}";
   };
 
   meta = {
@@ -50,8 +47,8 @@ stdenv.mkDerivation rec {
     description = "Free MASM-compatible assembler based on JWasm";
     mainProgram = "uasm";
     platforms = lib.platforms.unix;
-    maintainers = [ ];
+    maintainers = [ lib.maintainers.zane ];
     license = lib.licenses.watcom;
     broken = stdenv.hostPlatform.isDarwin;
   };
-}
+})