From 72c752bfddcb540e11b12f9a3ea3a10b2257ce6b Mon Sep 17 00:00:00 2001
From: Aoran Zeng <ccmywish@qq.com>
Date: Fri, 20 Jun 2025 17:36:28 +0800
Subject: [PATCH] Configure default compiler for `just`

---
 doc/01-Develop.md |  2 +-
 justfile          | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/doc/01-Develop.md b/doc/01-Develop.md
index 34c7c61..22ce9b6 100644
--- a/doc/01-Develop.md
+++ b/doc/01-Develop.md
@@ -86,7 +86,7 @@ make clean
 ### 编译运行
 
 ```bash
-just          # 在Windows上默认使用 gcc 编译，在Linux上默认使用cc编译
+just          # 在Windows上默认使用 gcc 编译，在macOS上默认使用 clang 编译，在其他系统上默认使用 cc 编译
 just CC=clang # 使用 clang 编译
 just CC=gcc   # 使用 gcc   编译
 ```
diff --git a/justfile b/justfile
index da1ba10..070d17e 100644
--- a/justfile
+++ b/justfile
@@ -7,7 +7,7 @@
 # Contributors  :  Nul None  <nul@none.org>
 #								|
 # Created On    : <2025-06-18>
-# Last Modified : <2025-06-19>
+# Last Modified : <2025-06-20>
 #
 # just (build)
 # just debug
@@ -23,7 +23,14 @@
 
 set windows-shell := ['cmd', '/c']
 
-CC := 'gcc'
+CC := if os() == 'windows' {
+	"gcc"
+} else if os() == 'macos' {
+	"clang"
+} else {
+	"cc"
+}
+
 DEBUGGER := 'gdb'
 
 CFLAGS_base := '-Iinclude -Ilib'