diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/configure.ac b/configure.ac index 90f7d67..2baa0a4 100644 --- a/configure.ac +++ b/configure.ac @@ -446,10 +446,6 @@ if test "X$HDF_FORTRAN" = "Xyes"; then fi fi - - ## See if C_LONG_DOUBLE is available, and if it is different from C_DOUBLE - PAC_PROG_FC_HAVE_C_LONG_DOUBLE - ## See if the fortran compiler supports the intrinsic module "ISO_FORTRAN_ENV" PAC_PROG_FC_ISO_FORTRAN_ENV @@ -471,8 +467,9 @@ if test "X$HDF_FORTRAN" = "Xyes"; then AC_SUBST([PAC_FORTRAN_NATIVE_DOUBLE_KIND]) AC_SUBST([PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF]) AC_SUBST([HAVE_Fortran_INTEGER_SIZEOF_16]) - AC_SUBST([FORTRAN_HAVE_C_LONG_DOUBLE]) AC_SUBST([PAC_C_MAX_REAL_PRECISION]) + AC_SUBST([FORTRAN_HAVE_C_LONG_DOUBLE]) + AC_SUBST([FORTRAN_C_LONG_DOUBLE_IS_UNIQUE]) ## Setting definition if there is a 16 byte fortran integer if `echo $PAC_FC_ALL_INTEGER_KINDS_SIZEOF | grep '16' >/dev/null`; then @@ -501,12 +498,30 @@ if test "X$HDF_FORTRAN" = "Xyes"; then if test "X$HAVE_SIZEOF_FORTRAN" = "Xyes"; then AC_DEFINE([FORTRAN_HAVE_SIZEOF], [1], [Define if we have Fortran intrinsic SIZEOF]) fi + + ## See if C_LONG_DOUBLE is available + PAC_PROG_FC_HAVE_C_LONG_DOUBLE + FORTRAN_HAVE_C_LONG_DOUBLE="0" if test "X$HAVE_C_LONG_DOUBLE_FORTRAN" = "Xyes"; then FORTRAN_HAVE_C_LONG_DOUBLE="1" AC_DEFINE([FORTRAN_HAVE_C_LONG_DOUBLE], [1], [Define if we have Fortran C_LONG_DOUBLE]) fi + + ## Is C_LONG_DOUBLE different from C_DOUBLE + FORTRAN_C_LONG_DOUBLE_IS_UNIQUE="0" + if test "X$FORTRAN_HAVE_C_LONG_DOUBLE"; then + PAC_PROG_FC_C_LONG_DOUBLE_EQ_C_DOUBLE + if test "X$FORTRAN_C_LONG_DOUBLE_IS_UNIQUE" = "Xyes"; then + FORTRAN_C_LONG_DOUBLE_IS_UNIQUE="1" + AC_DEFINE([FORTRAN_C_LONG_DOUBLE_IS_UNIQUE], [1], [Define if Fortran C_LONG_DOUBLE is different from C_DOUBLE]) + else + FORTRAN_C_LONG_DOUBLE_IS_UNIQUE="0" + fi + fi + AC_DEFINE([FORTRAN_SIZEOF_LONG_DOUBLE], [SIZEOF_LONG_DOUBLE], [Determine the size of C long double]) + ## Change back to the C language AC_LANG_POP(Fortran) PAC_LDBL_DIG |