These files help in determining MPI_Fint (in terms of relevant C types).
configure.ac #define's MPI_Fint to be of int32_t, int64_t or int depending on the configuration details This commit was SVN r454.
Этот коммит содержится в:
Prabhanjan Kambadur
родитель
006b56cbb6
Коммит
0c221c80fd
@ -22,6 +22,7 @@ sinclude(config/lam_config_subdir.m4)
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sinclude(config/lam_config_subdir_args.m4)
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sinclude(config/lam_configure_options.m4)
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sinclude(config/lam_functions.m4)
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sinclude(config/lam_get_sizeof_fortran_type.m4)
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sinclude(config/lam_get_version.m4)
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sinclude(config/lam_get_libtool_linker_flags.m4)
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sinclude(config/lam_mca.m4)
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@ -20,12 +20,13 @@ EXTRA_DIST = \
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lam_config_pthreads.m4 \
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lam_config_solaris_threads.m4 \
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lam_config_threads.m4 \
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lam_configure_options.m4 \
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lam_functions.m4 \
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lam_get_version.m4 \
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lam_get_version.sh \
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lam_mca.m4 \
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lam_setup_cc.m4 \
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lam_setup_cxx.m4 \
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lam_setup_f77.m4 \
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lam_setup_f90.m4
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lam_configure_options.m4 \
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lam_functions.m4 \
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lam_get_sizeof_fortran_type.m4 \
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lam_get_version.m4 \
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lam_get_version.sh \
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lam_mca.m4 \
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lam_setup_cc.m4 \
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lam_setup_cxx.m4 \
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lam_setup_f77.m4 \
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lam_setup_f90.m4
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118
config/lam_get_sizeof_fortran_type.m4
Обычный файл
118
config/lam_get_sizeof_fortran_type.m4
Обычный файл
@ -0,0 +1,118 @@
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dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2001-2002 The Trustees of Indiana University.
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dnl All rights reserved.
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dnl Copyright (c) 1998-2001 University of Notre Dame.
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dnl All rights reserved.
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dnl Copyright (c) 1994-1998 The Ohio State University.
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dnl All rights reserved.
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dnl
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dnl This file is part of the LAM/MPI software package. For license
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dnl information, see the LICENSE file in the top level directory of the
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dnl LAM/MPI source distribution.
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dnl
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dnl $Id: lam_get_sizeof_fortran_type.m4,v 1.1 2004/01/16 22:16:25 pkambadu Exp $
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dnl
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define(LAM_GET_SIZEOF_FORTRAN_TYPE,[
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# Determine FORTRAN datatype size.
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# First arg is type, 2nd (optional) arg is config var to define.
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AC_MSG_CHECKING([size of FORTRAN $1])
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lam_ac_size_fn=
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if test "x$lam_ac_doubleunder" = xy || test "x$lam_ac_singleunder" = xy; then
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lam_ac_size_fn=size_
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else
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if test "x$lam_ac_nounder" = xy; then
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lam_ac_size_fn=size
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else
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if test "x$lam_ac_caps" = xy; then
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lam_ac_size_fn=SIZE
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else
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AC_MSG_WARN([*** FORTRAN external naming convention undefined])
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AC_MSG_ERROR([*** Cannot continue.])
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fi
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fi
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fi
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#
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# Cannot use standard AC_TRY macros because we need two different .o
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# files here, and link them together
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#
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#
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# Fortran module
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#
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cat > conftestf.f <<EOF
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program fsize
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external SIZE
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$1 x(2)
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call SIZE(x(1),x(2))
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end
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EOF
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#
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# C module
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#
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if test -f conftest.h; then
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lam_conftest_h="#include \"conftest.h\""
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else
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lam_conftest_h=""
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fi
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cat > conftest.c <<EOF
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#include <stdio.h>
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#include <stdlib.h>
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$lam_conftest_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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void $lam_ac_size_fn(char *a, char *b)
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{
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int diff = (int) (b - a);
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FILE *f=fopen("conftestval", "w");
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if (!f) exit(1);
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fprintf(f, "%d\n", diff);
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}
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#ifdef __cplusplus
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}
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#endif
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EOF
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#
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# Try the compilation and run. Can't use AC_TRY_RUN because it's two
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# module files.
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#
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LAM_LOG_COMMAND([$CC $CFLAGS -I. -c conftest.c],
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LAM_LOG_COMMAND([$F77 $FFLAGS conftestf.f conftest.o -o conftest],
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LAM_LOG_COMMAND([./conftest],[HAPPY=1],[HAPPY=0]),
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[HAPPY=0]),
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[HAPPY=0])
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if test "$HAPPY" = "1" -a -f conftestval; then
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lam_ac_fortsize=`cat conftestval`
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AC_MSG_RESULT([$lam_ac_fortsize])
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if test -n "$2"; then
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eval "$2=$lam_ac_fortsize"
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fi
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else
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AC_MSG_RESULT([unknown])
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LAM_LOG_MSG([here is the C program:], 1)
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LAM_LOG_FILE([conftest.c])
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if test -f conftest.h; then
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LAM_LOG_MSG([here is contest.h:], 1)
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LAM_LOG_FILE([conftest.h])
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fi
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LAM_LOG_MSG([here is the fortran program:], 1)
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LAM_LOG_FILE([conftestf.f])
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AC_MSG_WARN([*** Problem running configure test!])
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AC_MSG_WARN([*** See config.log for details.])
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AC_MSG_ERROR([*** Cannot continue.])
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fi
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unset lam_ac_fortsize HAPPY lam_conftest_h
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/bin/rm -f conftest*])dnl
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47
configure.ac
47
configure.ac
@ -224,6 +224,14 @@ if test -n "$F77"; then
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LAM_F77_FIND_EXT_SYMBOL_CONVENTION($F77)
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fi
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# checking the sizeof fortran interger. This is needed to define
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# MPI_Fint. This is needed for C bindings and hence there is no
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# bearing of --enable-fortran flag on this test.
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#
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LAM_SIZEOF_FORTRAN_INT=0
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LAM_GET_SIZEOF_FORTRAN_TYPE(INTEGER, LAM_SIZEOF_FORTRAN_INT)
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#AC_DEFINE_UNQUOTED(LAM_SIZEOF_FORTRAN_INT, $LAM_SIZEOF_FORTRAN_INT,
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# [Size of fortran INTEGER])
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LAM_SETUP_F90
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@ -279,6 +287,45 @@ AC_DEFINE_UNQUOTED(LAM_HAVE_UNDERSCORE_VA_COPY, $LAM_HAVE_UNDERSCORE_VA_COPY,
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##################################
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lam_show_title "System-specific tests"
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#
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# Determine what MPI_Fint shout be defined as. If the size of
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# fortran integer is 4 then it is defined to either
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# int32_t or int. Similarly if the size of fortran integer
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# is 8 bytes then it is defined to either int64_t or int.
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# ac_cv_type_int32_t=yes implies that unint_32 was present.
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# similary ac_cv_type_int64_t=yes. Similarly the values
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# of ac_cv_sizeof_int will contain the size of int and later
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# this will be #defined to SIZEOF_INT.
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#
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MPI_FINT_TYPE=
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if test "$LAM_SIZEOF_FORTRAN_INT" = 4 ; then
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if test "$ac_cv_type_int32_t" == "yes"; then
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AC_MSG_CHECKING([Yahoo .... I think we have a winner int32_t])
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MPI_FINT_TYPE=int32_t
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else
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if test "$ac_cv_sizeof_int" = 4 ; then
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AC_MSG_CHECKING([Yahoo .... I think we have a winner int])
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MPI_FINT_TYPE=int
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fi
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fi
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fi
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if test "$LAM_SIZEOF_FORTRAN_INT" = 8 ; then
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if test "$ac_cv_type_int64_t" == "yes"; then
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AC_MSG_CHECKING([Yahoo .... I think we have a winner int64_t])
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MPI_FINT_TYPE=int64_t
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else
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if test "$ac_cv_sizeof_int" = 8 ; then
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AC_MSG_CHECKING([Yahoo .... I think we have a winner int])
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MPI_FINT_TYPE=int
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fi
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fi
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fi
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if test -z "$MPI_FINT_TYPE"; then
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AC_MSG_WARN([*** WARNING: Unable to find the right definition for MPI_Fint])
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AC_MSG_ERROR([Cannot continue])
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fi
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AC_DEFINE_UNQUOTED(MPI_Fint, $MPI_FINT_TYPE,[MPI_Fint is int32_t])
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# all: endian
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# all: SYSV semaphores
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