use ant

MANIFEST.MF

@@ -1,3 +0,0 @@
-Manifest-Version: 1.0  
-Main-Class: com.compiler.Main
-Class-Path: lib/commons-lang3-3.0.jar lib/asm-9.1.jar

README.md

@@ -1,10 +1,10 @@
 # CJCompiler
 
-把类C语法编译成Java字节码。
+把类C语法编译成JVM字节码。
 
 ## 构建方式
 
-1. python build.py
-2. java -jar ./CJCompiler.jar
+1. ant
+2. java -jar out/CJCompiler.jar
 3. java lexer
 

build.py

@@ -1,31 +0,0 @@
-import os
-import shutil
-
-
-proj_dir = os.getcwd()
-src_dir = os.path.join(proj_dir, "src")
-lib_dir = os.path.join(proj_dir, "lib")
-out_dir = os.path.join(proj_dir, "out")
-res_dir = os.path.join(proj_dir, "res")
-jar = os.path.join(proj_dir, "CJCompiler.jar")
-MANIFEST = os.path.join(proj_dir, "MANIFEST.MF")
-
-src_files = []
-for path, dir_names, file_names in os.walk(src_dir):
-    file_paths = [os.path.join(path, x) for x in file_names]
-    src_files += file_paths
-
-lib_files = [os.path.join(lib_dir, x) for x in os.listdir(lib_dir)]
-
-shutil.rmtree(out_dir, True)
-cmd = f"javac -d {out_dir} -encoding utf-8 -cp .;{';'.join(lib_files)} -sourcepath {src_dir} {' '.join(src_files)}"
-print(cmd)
-os.system(cmd)
-
-shutil.copytree(res_dir, os.path.join(out_dir, "res"))
-shutil.copytree(lib_dir, os.path.join(out_dir, "lib"))
-
-
-cmd = f"cd {out_dir} && jar -cvfm {jar} {MANIFEST} *"
-print(cmd)
-os.system(cmd)

build.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0"?>
+<project name="CJCompiler" default="jar" basedir="">
+    <property name="lib.dir" value="lib"/>
+    <path id="classpath">
+        <fileset dir="${lib.dir}" includes="**/*.jar"/>
+    </path>
+
+    <target name="clean">
+        <delete dir="out" />
+        <delete file="lexer.class" />
+    </target>
+
+    <target name="build">
+        <mkdir dir="out/classes"/>
+        <javac srcdir="src" destdir="out/classes" encoding="utf-8" classpathref="classpath" includeantruntime="false" fork="true">
+            <compilerarg value="-J-Duser.language=en"/>
+        </javac>
+    </target>
+
+    <target name="jar" depends="build">
+        <jar destfile="out/CJCompiler.jar" basedir="out/classes">
+            <manifest>
+                <attribute name="Main-Class" value="com.compiler.Main"/>
+            </manifest>
+            <zipgroupfileset dir="lib" includes="*.jar"/>
+        </jar>
+    </target>
+</project>

res/lexer.c

@@ -13,6 +13,7 @@ while(a<=9){
         print mul;
         print a;
 
+        c = a * b;
         print eq;
         print c;
         print blank;