DG/UX [was: Re: problem building 0.15.7]

[David Relson]

On Thu, 11 Dec 2003 15:24:27 -0500 (EST)
Dave Lovelace <dave at firstcomp.biz> wrote:

> Aha.  It doesn't exist under DG/UX.  Under sh (& sh-derived shells,
> for the most part), using ":" as a command essentially treats the
> command line as a comment - except that it is different from "#" in
> that what follows is evaluated rather than ignored.  (The man page
> says:
> 
>        :      No effect; the command does nothing.  A zero exit code
>        is
>               returned.
> 
> but in fact side effects occur.  If one did ": rm -rf /*" nothing gets
> deleted, but with ": `rm -rf /*`" everything gets deleted.)
> 
> So in this case, the line
>  	$(RANLIB) libbf_gsl.a
> doesn't do anything, which is probably correct.
> 
> Doing make clean & re-making accomplished nothing except wasting time
> & CPU cycles.  I should have realized this: the error was a syntax
> error in the makefile (under DG/UX's native make), which prevented any
> execution of the makefile, so nothing got done.


So much for my idea :-(  Now it's time for Matthias' porting expertise
...