Hi Bob, * Bob Rossi wrote on Sat, Jan 21, 2006 at 04:00:20PM CET: > > I've been working on my documentation for CGDB lately, and found a nifty > program called help2man which generates a simple man page. It looks at the > output of both 'cgdb --version' and 'cgdb --help'. Parses the output, > and generates a man page.
> One problem is, if the file usage.c is modified, then I have to set a > flag somewhere to tell me that I need to run help2man. However, I can't > run help2man until after the entire build is done. (CGDB needs to be > linked in order to run it.) The Autoconf sources do something similar, except they run `$program --help' always, but update the manpage only if the output changed. Unless startup of your program is very expensive, you could just look at how they did that in autoconf/man/Makefile.am. Otherwise, you should be able to add a dependency to $(srcdir)/../src/usage.c in the doc/Makefile.am rule to update the manpage, if that rule is not a suffix rule. Cheers, Ralf
