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Re: expect/configure.in patch for NSIG
- To: RDBrown at mira dot net, gcc-patches at gcc dot gnu dot org
- Subject: Re: expect/configure.in patch for NSIG
- From: Andrew Cagney <ac131313 at cygnus dot com>
- Date: Fri, 11 May 2001 23:55:15 -0400
- Cc: gdb-patches at sources dot redhat dot com
- References: <E14s0w2-00005T-00@urtur>
No one as said anything so I'm checking this in. The original
discussion leading up to this occured on the gdb list.
Andrew
> expect/ChangeLog entry
> 2001-04-24 Rodney Brown <RDBrown@mira.net>
>
> * configure.in: Only define _XOPEN_SOURCE if NSIG remains defined.
>
> --- expect/configure.in.orig Thu Jun 22 12:21:48 2000
> +++ expect/configure.in Tue Apr 24 11:07:55 2001
> @@ -854,7 +854,19 @@
> # On some systems (e.g., IA-64 Linux), we need to define _XOPEN_SOURCE
> # in order to get a declaration for ptsname. It is safe to simply
> # define that whenever we are using ptsname.
> - AC_DEFINE(_XOPEN_SOURCE)
> + AC_MSG_CHECKING([for NSIG definition with _XOPEN_SOURCE])
> + AC_TRY_COMPILE([
> +/* _XOPEN_SOURCE can remove NSIG on UnixWare or OSF/1. */
> +#define _XOPEN_SOURCE
> +#include <signal.h>
> +char junk[NSIG];],
> + [],
> + AC_DEFINE(_XOPEN_SOURCE)
> + AC_MSG_RESULT(yes)
> + ,
> + AC_MSG_RESULT(no)
> + ,
> + )
> # END CYGNUS LOCAL
> else
> AC_MSG_RESULT(no)