[FFmpeg-devel] [PATCH] build: make sure probed tools don't wait for stdin input.

[Michael Niedermayer]

On Sat, Oct 05, 2013 at 09:06:27PM -0300, James Almer wrote:
> On 05/10/13 6:44 PM, Michael Niedermayer wrote:
> > On Fri, Feb 15, 2013 at 12:05:59AM +0100, Clément Bœsch wrote:
> >> On Wed, Jan 09, 2013 at 12:15:46AM +0100, Clément Bœsch wrote:
> >>> a758c5e added probing for various tools, such as as. Unfortunately, GNU
> >>> as is reading stdin with -v, and thus configure is stalled with
> >>> configure arguments such as --as=as.
> >>>
> >>> The --version calls are unchanged because it is supposed to -v + exit.
> >>>
> >>> Fixes Ticket #1898.
> >>
> >> Ping
> > 
> > probably ok
> 
> As i said back in February, the output of GNU as doesn't start with "gcc", 
> so the line
> 
> > elif $_cc -v 2>&1 < /dev/null | grep -qi ^gcc; then
> 
> needs to check for both "GNU" and "gcc".
> Something like grep -qi '^g\(cc\|nu\)' should do it.

yes but is this related to fixing the regresion that configure
waits infinitly on stdin? (which is what this patch is doing)

thanks

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

It is dangerous to be right in matters on which the established authorities
are wrong. -- Voltaire
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