GPM is the General Purpose Macro Generator. It has a man page
which explains what it does.
Icon  Name                    Last modified      Size  Description
[TXT] AUTHORS 2008-10-13 09:13 283 [TXT] COPYING 2008-10-13 09:13 18K [TXT] ChangeLog 2008-10-13 09:13 0 [TXT] INSTALL 2008-10-13 09:13 6.8K [   ] Makefile.am 2008-10-13 09:13 41 [TXT] Makefile.in 2008-10-13 09:13 10K [TXT] NEWS 2008-10-13 09:13 0 [TXT] README 2008-10-13 09:13 91 [TXT] aclocal.m4 2008-10-13 09:13 4.3K [TXT] config.h.in 2008-10-13 09:13 514 [TXT] configure 2008-10-13 09:13 57K [   ] configure.in 2008-10-13 09:13 500 [DIR] gpm/ 2008-10-13 09:13 - [TXT] install-sh 2008-10-13 09:13 4.7K [DIR] man/ 2008-10-13 09:13 - [TXT] missing 2008-10-13 09:13 4.5K [   ] mkinstalldirs 2008-10-13 09:13 730 [   ] stamp-h.in 2008-10-13 09:13 10