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openmpi/config/opal_check_compiler_version.m4
Rainer Keller 9ef87898e0 (originally, did not want to do this during business hours, but
well..)
 - As Jeff suggested, for m4 macros, dont use _ OPAL, but
   rather OPAL_ prefix
 - Set the variable before AC_SUBST, so that replacement happens
   in f77 header-file, too.

This commit was SVN r21316.
2009-05-28 20:28:43 +00:00

88 строки
2.4 KiB
Bash

dnl -*- shell-script -*-
dnl
dnl Copyright (c) 2009 Oak Ridge National Labs. All rights reserved.
dnl
dnl $COPYRIGHT$
dnl
dnl Additional copyrights may follow
dnl
dnl $HEADER$
dnl
# OPAL_CHECK_COMPILER_VERSION_ID()
# ----------------------------------------------------
# Try to figure out the compiler's name and version to detect cases,
# where users compile Open MPI with one version and compile the application
# with a different compiler.
#
AC_DEFUN([OPAL_CHECK_COMPILER_VERSION_ID],
[
OPAL_CHECK_COMPILER(FAMILYID)
OPAL_CHECK_COMPILER_STRINGIFY(FAMILYNAME)
OPAL_CHECK_COMPILER(VERSION)
OPAL_CHECK_COMPILER_STRINGIFY(VERSION_STR)
])dnl
AC_DEFUN([OPAL_CHECK_COMPILER], [
lower=m4_tolower($1)
AC_CACHE_CHECK([for compiler $lower], opal_cv_compiler_[$1],
[
CPPFLAGS_orig=$CPPFLAGS
CPPFLAGS="-I${top_ompi_srcdir}/ompi/include $CPPFLAGS"
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include "mpi_portable_platform.h.in" /* Yes, it is supposed to be a .in-file */
int main (int argc, char * argv[])
{
FILE * f;
f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf (f, "%d", PLATFORM_COMPILER_$1);
return 0;
}
], [
eval opal_cv_compiler_$1=`cat conftestval`;
], [
eval opal_cv_compiler_$1=0
])
CPPFLAGS=$CPPFLAGS_orig
])
AC_DEFINE_UNQUOTED([OPAL_BUILD_PLATFORM_COMPILER_$1], $opal_cv_compiler_[$1],
[The compiler $lower which OMPI was built with])
])dnl
AC_DEFUN([OPAL_CHECK_COMPILER_STRINGIFY], [
lower=m4_tolower($1)
AC_CACHE_CHECK([for compiler $lower], opal_cv_compiler_[$1],
[
CPPFLAGS_orig=$CPPFLAGS
CPPFLAGS="-I${top_ompi_srcdir}/ompi/include $CPPFLAGS"
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include "mpi_portable_platform.h.in" /* Yes, it is supposed to be a .in-file */
int main (int argc, char * argv[])
{
FILE * f;
f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf (f, "%s", _STRINGIFY(PLATFORM_COMPILER_$1));
return 0;
}
], [
eval opal_cv_compiler_$1=`cat conftestval`;
], [
eval opal_cv_compiler_$1=UNKNOWN
])
CPPFLAGS=$CPPFLAGS_orig
])
AC_DEFINE_UNQUOTED([OPAL_BUILD_PLATFORM_COMPILER_$1], $opal_cv_compiler_[$1],
[The compiler $lower which OMPI was built with])
])dnl