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-rw-r--r--m4/aclocal_fc.m411
1 files changed, 11 insertions, 0 deletions
diff --git a/m4/aclocal_fc.m4 b/m4/aclocal_fc.m4
index 5d7bca9..5e47626 100644
--- a/m4/aclocal_fc.m4
+++ b/m4/aclocal_fc.m4
@@ -131,6 +131,17 @@ AC_DEFUN([PAC_PROG_FC_C_LONG_DOUBLE_EQ_C_DOUBLE],[
])
fi
+dnl Check if C_BOOL is different from default LOGICAL
+
+AC_DEFUN([PAC_PROG_FC_C_BOOL_EQ_LOGICAL],[
+ C_BOOL_IS_UNIQUE_FORTRAN="no"
+ AC_MSG_CHECKING([if Fortran C_BOOL is different from default LOGICAL])
+ TEST_SRC="`sed -n '/MODULE l_type_mod/,/END PROGRAM PROG_FC_C_BOOL_EQ_LOGICAL/p' $srcdir/m4/aclocal_fc.f90`"
+ AC_COMPILE_IFELSE([$TEST_SRC], [AC_MSG_RESULT([yes])
+ C_BOOL_IS_UNIQUE_FORTRAN="yes"],
+ [AC_MSG_RESULT([no])])
+])
+
dnl Checking if the compiler supports the required Fortran 2003 features and
dnl disable Fortran 2003 if it does not.