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Re: <stdio.h> is missing in bash-4.0/externs.h


From: Alan Hourihane
Subject: Re: <stdio.h> is missing in bash-4.0/externs.h
Date: Sun, 24 May 2009 20:35:32 +0100

On Fri, 2009-05-22 at 10:42 -0700, Sergei Steshenko wrote:
> 
> 
> --- On Fri, 5/22/09, Chet Ramey <address@hidden> wrote:
> 
> > From: Chet Ramey <address@hidden>
> > Subject: Re: <stdio.h> is missing in bash-4.0/externs.h
> > To: "Sergei Steshenko" <address@hidden>
> > Cc: address@hidden, address@hidden
> > Date: Friday, May 22, 2009, 9:14 AM
> > Sergei Steshenko wrote:
> > > Hello,
> > > 
> > > because of the following lines:
> > > 
> > > grep -n FILE build/bash-4.0/externs.h
> > > 200:extern int fpurge __P((FILE *stream));
> > > 264:extern int sh_setlinebuf __P((FILE *));
> > > 
> > > bash-4.0/externs.h
> > > 
> > > needs
> > > 
> > > #include <stdio.h>
> > > 
> > > - this was discovered while building under latest
> > officially released
> > > CYGWIN.
> > > 
> > > Under Linux it worked without
> > > 
> > > #include <stdio.h>
> > > 
> > > ; hope
> > > 
> > > #include <stdio.h>
> > > 
> > > won't hurt under other OSes.
> > 
> > Which file failed to compile as a result of the omission?
> > 
> > Chet
> > -- 
> > ``The lyf so short, the craft so long to lerne.'' -
> > Chaucer
> > 
> > Chet Ramey, ITS, CWRU    address@hidden 
> >   http://cnswww.cns.cwru.edu/~chet/
> > 
> 
> I don't remember, and I am not against Windows box at the moment, and
> the compilation was painful not due to 'bash' reasons.
> 
> I.e. I'm not sure I'll soon have the time to reproduce the problem, if
> at all.
> 
> I think the first file which uses externs.h, but not includes stdio.h.
> 
> ...
> 
> The files which include externs.h are:
> 
> bash-4.0/lib/sh/shmatch.c
> bash-4.0/make_cmd.c
> bash-4.0/input.c:#include "externs.h"
> bash-4.0/alias.c:#include "externs.h"
> bash-4.0/shell.h:#include "externs.h"
> .
> 
> Of the above files 'shell.h' doesn't have 'stdio.h' included.

I had the same problem on FreeMiNT. It makes a lot of files stop
compiling just because it doesn't have the FILE * struct defined when it
hits the externs.h code.

Alan.





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