Cross-Compiled Linux From Scratch - Version GIT-20170803-x86_64-Multilib

Chapter 10. Installing Basic System Software

10.10. M4-1.4.18

The M4 package contains a macro processor.

10.10.1. Installation of M4

Prepare M4 for compilation: 

CC="gcc ${BUILD64}" ./configure \
    --prefix=/usr

Compile the package: 

make

To test the results, issue: 

make check

Install the package: 

make install

10.10.2. 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.