[LLVMdev] [Cygwin] groff build error - semi solved

[Reid Spencer]

Exactly right, John.


On Fri, 2005-05-20 at 09:23 -0500, John Criswell wrote:
> Aaron Gray wrote:
> > Turns out I did not have Perl installed and hence no pod2man command, so 
> > it was not groff after all.
> >  
> > But 'true', what ever it does, does not seem to be working on Cygwin.
> >  
> > true pod2man --release=1.5 --center="LLVM Command Guide" 
> > /usr/build/llvm/../../src/llvm-1.5/docs/CommandGuide/analyze.pod 
> > /usr/build/llvm/docs/CommandGuide/analyze.1
> >  
> > 'true' seems to behaving like a "do nothing machine".
> >  
> >  From looking at the Bash documentation it does not look like it should 
> > be there at all !
> >  
> >         http://www.faqs.org/docs/bashman/bashref_68.html
> >  
> > Can anyone enlighten me please as to what 'true' is doing there, and can 
> > I remove it ?
> 
> This is just a guess, but look in Makefile.config for the POD2MAN 
> variable and see if that's where true is coming from.
> 
> I think some of our autoconf magic uses the true command whenever it 
> can't find a particular program.  That way, the Makefile rules just use 
> a macro to run <program>, and if program doesn't exist, it just runs 
> "true", which does nothing.
> 
> -- John T.
> 
> >  
> > Aaron
> >  
> > 
> >     ----- Original Message -----
> >     *From:* Aaron Gray <mailto:angray at beeb.net>
> >     *To:* LLVM Developers Mailing List <mailto:llvmdev at cs.uiuc.edu>
> >     *Sent:* Thursday, May 19, 2005 11:12 PM
> >     *Subject:* [LLVMdev] [Cygwin] groff build error
> > 
> >     Here it is, a missing file "analyze.1" :-
> >      
> >     /usr/bin/groff -Tps -man /usr/build/llvm/docs/CommandGuide/analyze.1
> >      > /usr/buil
> >     d/llvm/docs/CommandGuide/analyze.ps
> >     troff: fatal error: can't open
> >     `/usr/build/llvm/docs/CommandGuide/analyze.1': No
> >      such file or directory
> >     make[2]: *** [/usr/build/llvm/docs/CommandGuide/analyze.ps] Error 1
> >     make[2]: Leaving directory `/usr/build/llvm/docs/CommandGuide'
> >     make[1]: *** [install] Error 1
> >     make[1]: Leaving directory `/usr/build/llvm/docs'
> >     make: *** [install] Error 1
> >      
> >     Whoopse, this is actually the pre 1.5 version of llvm I am using, so
> >     I do not know whether it has been fixed in the 1.5 release, probably
> >     not, but if it is not obvious, please, do not waste too much time on
> >     it, and I will do a clean 1.5 rebuild tomorrow, then hopefully a CVS
> >     build.
> >      
> >     Hopefully I can put together a sh script and makefile combination to
> >     automate the build process.
> >      
> >     Aaron
> >      
> > 
> >     ------------------------------------------------------------------------
> > 
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> > 
> > 
> > ------------------------------------------------------------------------
> > 
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