On Wed, Oct 01, 2003 at 07:06:00PM +0200, Paul Bijnens wrote:
> Jon LaBadie wrote:
> 
> >On Wed, Oct 01, 2003 at 06:28:07PM +0200, Paul Bijnens wrote:
> >>Do "man 3 getopt" to get the page for the C library routines.
> >>
> ...
> >>What I do not know exactly is why gcc doesn't complain on other
> >>OSes about the missing declaration.  (in amanda.h I find the
> >>definition for getopt and optarg, but not for optind; actually
> >>you better add the definition there.)
> >>
> 
> >
> >Again, this is for Solaris, not SunOS;
> >
> >Sun's man needs the -s option to see other sections and getopt is in 3c.
> >So the command would be "man -s 3c getopt".
> 
> $ uname -rs
> SunOS 4.1.4
> $ man -s 3c getopt
> Usage:  man [-] [-t] [-M path] [-T tmac.an] [ section ] name ...
>         man -k keyword ...
>         man -f file ...
> 
> SunOS 4.1.x only recognizes "man 3 getopt"
> 
> >
> >It indicates that optind and the others are defined in <unistd.h>.
> >So possibly that should be included in your source somewhere (amanda.h?).
> 
> Yes, that indeed why on modern OSes gcc does not complain anymore.
> I have only SunOS 4.1.4 in my Jurassic (S)Parc , and there is no
> definition related to getopt in stdlib.h from SunOS 4.1.4
> 
> Both ammt.c and amdd.c have explicitly defined optind.  "tapetype.c"
> was only an extra program before it became promoted to amtapetype.
> That's probably why it was never tested that much on different OSes.


Good to see the clarifications, thanks.

I guess Julian was the first to build on SunOS since the promotion :)

-- 
Jon H. LaBadie                  jon AT jgcomp DOT com
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