# M4-&m4-version;

The M4 package contains a macro processor.

## Installation of M4

Prepare M4 for compilation:

    ./configure --prefix=/usr

Compile the package:

    make

To test the results, issue: `make check`.

Install the package:

    make install

## Contents of M4

Installed program
- m4

Short Descriptions

`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.