From c08a7742165ffe7c5cfa3200e835bef841ac79b4 Mon Sep 17 00:00:00 2001
From: Eric <5089238+emizzle@users.noreply.github.com>
Date: Wed, 15 Oct 2025 18:15:03 +1100
Subject: [PATCH] build dylib for macos

---
 Makefile   |  3 +++
 build.nims | 17 ++++++++++-------
 2 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/Makefile b/Makefile
index 144bf2ab..4ec12fb5 100644
--- a/Makefile
+++ b/Makefile
@@ -264,6 +264,9 @@ ifeq ($(STATIC), 1)
 else ifeq ($(detected_OS),Windows)
 		echo -e $(BUILD_MSG) "build/$@.dll" && \
 		$(ENV_SCRIPT) nim libcodexDynamic $(NIM_PARAMS) -d:LeopardCmakeFlags="\"-G \\\"MSYS Makefiles\\\" -DCMAKE_BUILD_TYPE=Release\"" codex.nims
+else ifeq ($(detected_OS),macOS)
+		echo -e $(BUILD_MSG) "build/$@.dylib" && \
+		$(ENV_SCRIPT) nim libcodexDynamic $(NIM_PARAMS) -d:LeopardCmakeFlags="\"-DCMAKE_POSITION_INDEPENDENT_CODE=ON -DCMAKE_BUILD_TYPE=Release\"" codex.nims
 else
 		echo -e $(BUILD_MSG) "build/$@.so" && \
 		$(ENV_SCRIPT) nim libcodexDynamic $(NIM_PARAMS) -d:LeopardCmakeFlags="\"-DCMAKE_POSITION_INDEPENDENT_CODE=ON -DCMAKE_BUILD_TYPE=Release\"" codex.nims
diff --git a/build.nims b/build.nims
index f7801052..642caf67 100644
--- a/build.nims
+++ b/build.nims
@@ -30,13 +30,16 @@ proc buildLibrary(name: string, srcDir = "./", params = "", `type` = "dynamic")
     mkDir "build"
 
   if `type` == "dynamic":
-    let lib_name = (when defined(windows): name & ".dll" else: name & ".so")
-    exec "nim c" & " --out:build/" & lib_name & " --threads:on --app:lib --opt:size --noMain --mm:refc --header --d:metrics " &
-       "--nimMainPrefix:libcodex -d:noSignalHandler " &
-       "-d:LeopardExtraCompilerFlags=-fPIC " &
-       "-d:chronicles_runtime_filtering " &
-       "-d:chronicles_log_level=TRACE " &
-      params & " " & srcDir & name & ".nim"
+    let lib_name = (
+      when defined(windows): name & ".dll"
+      elif defined(macosx): name & ".dylib"
+      else: name & ".so"
+    )
+    exec "nim c" & " --out:build/" & lib_name &
+      " --threads:on --app:lib --opt:size --noMain --mm:refc --header --d:metrics " &
+      "--nimMainPrefix:libcodex -d:noSignalHandler " &
+      "-d:LeopardExtraCompilerFlags=-fPIC " & "-d:chronicles_runtime_filtering " &
+      "-d:chronicles_log_level=TRACE " & params & " " & srcDir & name & ".nim"
   else:
     exec "nim c" & " --out:build/" & name &
       ".a --threads:on --app:staticlib --opt:size --noMain --mm:refc --header --d:metrics " &