Autoconf MPI macros

2011-05-24 Thread Olaf Lenz
Hi all! We are using the GNU autotools and MPI in a number of our projects, and we found that the AX_MPI macro from the autoconf macro archive has a few shortcomings. The problem is that AX_MPI starts to do anything only after the standard C compiler has been found via AC_PROG_CC. If you want to

RE: Autoconf MPI macros

2011-05-24 Thread Daily, Jeff A
> -Original Message- > From: autoconf-bounces+jeff.daily=pnl@gnu.org [mailto:autoconf- > bounces+jeff.daily=pnl@gnu.org] On Behalf Of Olaf Lenz > Sent: Tuesday, May 24, 2011 2:02 AM > To: autoconf@gnu.org; autoconf-archive-maintain...@gnu.org; Steven G. > Johnson; Julian C. Cum

configure scripts rely on "diff"; could use "cmp" instead if available

2011-05-24 Thread Josh Triplett
In trying to bootstrap a minimal environment, I ended up trying to run a configure script using just busybox (specifically, Debian's busybox-static). This almost worked, except that the configure script used diff several times. configure just uses diff for its exit code, to check for identical fi

Re: configure scripts rely on "diff"; could use "cmp" instead if available

2011-05-24 Thread Eric Blake
[adding bug-standards] On 05/24/2011 11:41 AM, Josh Triplett wrote: > In trying to bootstrap a minimal environment, I ended up trying to run a > configure script using just busybox (specifically, Debian's > busybox-static). This almost worked, except that the configure script > used diff several

Re: configure scripts rely on "diff"; could use "cmp" instead if available

2011-05-24 Thread Josh Triplett
On Tue, May 24, 2011 at 12:43:58PM -0600, Eric Blake wrote: > On 05/24/2011 11:41 AM, Josh Triplett wrote: > > In trying to bootstrap a minimal environment, I ended up trying to run a > > configure script using just busybox (specifically, Debian's > > busybox-static). This almost worked, except th