From 6890f5ddb7501c781a882da00fa188fdf486facc Mon Sep 17 00:00:00 2001
From: hev <git@hev.cc>
Date: Sun, 27 Jul 2025 22:14:18 +0800
Subject: [PATCH] Build: Make building on Windows easier.

---
 .github/workflows/build.yaml | 2 +-
 Makefile                     | 4 ++++
 README.md                    | 2 +-
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 75f4a1e..1a27a1b 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -144,7 +144,7 @@ jobs:
         run: |
           export MSYS=winsymlinks:native
           git clone --depth=1 --recursive file://`pwd` work; cd work
-          make LFLAGS="-lmsys-2.0 -lws2_32" -j`nproc`
+          make -j`nproc`
           mkdir natmap
           cp bin/natmap* natmap
           wget -P natmap https://github.com/heiher/msys2/releases/latest/download/msys-2.0.dll
diff --git a/Makefile b/Makefile
index bf40a72..5c57d9b 100644
--- a/Makefile
+++ b/Makefile
@@ -33,6 +33,10 @@ LINKMSG="\e[1;34mLINK\e[0m  \e[1;32m%s\e[0m\n"
 STRIPMSG="\e[1;34mSTRIP\e[0m \e[1;32m%s\e[0m\n"
 CLEANMSG="\e[1;34mCLEAN\e[0m %s\n"
 
+ifeq ($(MSYSTEM),MSYS)
+	LDFLAGS+=-lmsys-2.0 -lws2_32
+endif
+
 ENABLE_DEBUG :=
 ifeq ($(ENABLE_DEBUG),1)
 	CCFLAGS+=-g -O0 -DENABLE_DEBUG
diff --git a/README.md b/README.md
index c0290f4..156e852 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ ndk-build
 export MSYS=winsymlinks:native
 git clone --recursive https://github.com/heiher/natmap.git
 cd natmap
-make LFLAGS="-lmsys-2.0 -lws2_32"
+make
 ```
 
 ## How to Use