Re: Why AC_C_CHAR_UNSIGNED?

[Bob Friesenhahn]

On Mon, 23 Jun 2008, Ralf Wildenhues wrote:
> > That assumes you have a correct limits.h on the system, which is an
> > assumption you can't necessarily make on an old enough system.
>
> Do you have any specific examples here, found outside of a museum?
> Current Autoconf more or less tells users to assume C89 for new
> programs, and limits.h exists in a free-standing implementation, too.

My own software does not currently depend on limits.h but tests I did 
separately on many types of systems (including several 12 year old 
ones) with a program which specifically exercises limits.h (including 
'char') did not encounter any problems.

Bob
======================================
Bob Friesenhahn
address@hidden, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/