[Mesa-dev] [PATCH] ax_prog_flex.m4: Merge upstream OpenBSD fixes.

[Jonathan Gray]

On Mon, Jan 05, 2015 at 03:18:54PM -0800, Vinson Lee wrote:
> Merge the following upstream autoconf-archive patches.
> 
> ax_prog_flex: change grep syntax to accept e.g. "flex.real" in case a wrapper or symlink is used.
> AX_PROG_FLEX: avoid use of grep empty string escape extension (fix for OpenBSD)
> AX_PROG_FLEX: Also accept gflex.
> 
> Signed-off-by: Vinson Lee <vlee at freedesktop.org>

Reviewed-by: Jonathan Gray <jsg at openbsd.org>

Future versions of OpenBSD will recognise the extension for the escape
sequences but it is still worth avoiding.  I'm sure there are
other systems that don't do it (NetBSD?).

http://marc.info/?l=openbsd-cvs&m=141019114911164&w=2