%general-entities; ]> m4 &m4-version;

&m4-url;

M4 准备安装 M4： ./configure --prefix=/usr 编译该软件包： make 运行下列命令以测试编译结果： make check 安装该软件包： make install 安装的程序 m4 简要描述 m4 Copies the given files while expanding the macros that they contain [These macros are either built-in or user-defined and can take any number of arguments. Besides performing macro expansion, m4 has built-in functions for including named files, running Unix commands, performing integer arithmetic, manipulating text, recursion, etc. The m4 program can be used either as a front-end to a compiler or as a macro processor in its own right.] m4