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comparison configure.ac @ 12538:6a225fb7d361

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Test fortran with -ff2c and with a wrapper for Apple blas/lapack, when needed.
author Jarno Rajahalme <jarno.rajahalme@nsn.com>
date Thu, 24 Mar 2011 16:46:34 -0400
parents dfeea9cae79e
children 762d10c77277
comparison
equal deleted inserted replaced
12537:015bfdc88092 12538:6a225fb7d361
959 AX_BLAS_WITH_F77_FUNC([:], [:]) 959 AX_BLAS_WITH_F77_FUNC([:], [:])
960 AX_LAPACK([:], [:]) 960 AX_LAPACK([:], [:])
961 961
962 ## Restore FFLAGS. 962 ## Restore FFLAGS.
963 FFLAGS="$save_FFLAGS" 963 FFLAGS="$save_FFLAGS"
964
965 ## Try again with -ff2c in FFLAGS
966 if test "x$ax_blas_f77_func_ok" = "xno"; then
967 save_FFLAGS="$FFLAGS"
968 FFLAGS="-ff2c $FFLAGS $F77_INTEGER_8_FLAG"
969
970 AX_BLAS_WITH_F77_FUNC([:], [:])
971 AX_LAPACK([:], [:])
972
973 ## Restore FFLAGS, with -ff2c if that was helpful
974
975 if test "x$ax_blas_f77_func_ok" = "xno"; then
976 FFLAGS="$save_FFLAGS"
977 else
978 FFLAGS="-ff2c $save_FFLAGS"
979 fi
980 fi
981
982 ## On OSX, try again with a wrapper library (without -ff2c!)
983 if test "x$ax_blas_f77_func_ok" = "xno"; then
984 case "$canonical_host_type" in
985 *-*-darwin*)
986 ## test if wrapper functions help
987 octave_blaswrap_save_CFLAGS="$CFLAGS"
988 CFLAGS="$CFLAGS -DUSE_BLASWRAP"
989 AC_LANG_PUSH(C)
990 AC_COMPILE_IFELSE(
991 [#include "libcruft/misc/blaswrap.c"],
992 [mv conftest.$ac_objext blaswrap.$ac_objext
993 octave_blaswrap_save_BLAS_LIBS="$BLAS_LIBS"
994 BLAS_LIBS="blaswrap.$ac_objext -framework vecLib"
995
996 save_FFLAGS="$FFLAGS"
997 FFLAGS="$FFLAGS $F77_INTEGER_8_FLAG"
998
999 AX_BLAS_WITH_F77_FUNC([:], [:])
1000 AX_LAPACK([:], [:])
1001
1002 ## Restore FFLAGS.
1003 FFLAGS="$save_FFLAGS"
1004
1005 ## remove temp file
1006 rm -f blaswrap.$ac_objext],
1007 [AC_MSG_FAILURE([cannot compile libcruft/misc/blaswrap.c])])
1008 AC_LANG_POP(C)
1009 CFLAGS="$octave_blaswrap_save_CFLAGS"
1010
1011 if test "x$ax_blas_f77_func_ok" = "xno"; then
1012 BLAS_LIBS="$octave_blaswrap_save_BLAS_LIBS"
1013 else
1014 ## wrapper in libcruft, remove from BLAS_LIBS
1015 BLAS_LIBS="`echo $BLAS_LIBS | sed -e 's/blaswrap.[[^ ]]* //g'`"
1016 AC_DEFINE(USE_BLASWRAP, [1], [Define this if BLAS functions need to be wrapped (potentially needed for 64-bit OSX only).])
1017 fi
1018 ;;
1019 esac
1020 fi
964 1021
965 if test "x$ax_blas_f77_func_ok" = "xno"; then 1022 if test "x$ax_blas_f77_func_ok" = "xno"; then
966 if $USE_64_BIT_IDX_T && test "$ax_blas_integer_size_ok" = "no" ; then 1023 if $USE_64_BIT_IDX_T && test "$ax_blas_integer_size_ok" = "no" ; then
967 ## Attempt to be more informative. 1024 ## Attempt to be more informative.
968 AC_MSG_ERROR([BLAS doesn't seem to support 64-bit integers. This is incompatible with --enable-64.]) 1025 AC_MSG_ERROR([BLAS doesn't seem to support 64-bit integers. This is incompatible with --enable-64.])