-dnl $Id: aclocal.m4,v 1.60 2000/11/19 18:32:56 simonmar Exp $
+dnl $Id: aclocal.m4,v 1.68 2001/03/13 14:59:56 simonmar Exp $
dnl
dnl Extra autoconf macros for the Glasgow fptools
dnl
dnl
dnl Check for Happy and version. If we're building GHC, then we need
-dnl at least Happy version 1.6. If there's no installed Happy, we look
+dnl at least Happy version 1.9. If there's no installed Happy, we look
dnl for a happy source tree and point the build system at that instead.
dnl
dnl ToDo: when we reset HappyCmd to the source tree, autoconf doesn't
fptools_cv_happy_version="";
fi;
changequote([, ])dnl
-if expr "$fptools_cv_happy_version" "<" 1.6 > /dev/null 2>&1; then
- if test -d $srcdir/ghc; then
+if test -d $srcdir/ghc; then
+ if ( test "$fptools_cv_happy_version" = "" || (
+ test `echo "$fptools_cv_happy_version" | sed -e "s/\(.*\)\..*/\1/g"` "-eq" "1" &&
+ test `echo "$fptools_cv_happy_version" | sed -e "s/.*\.\(.*\)/\1/g"` "-lt" "9" )); then
echo
- echo "Happy version 1.6 or later is required to compile GHC."
+ echo "Happy version 1.9 or later is required to compile GHC."
exit 1;
fi
fi;
fi
])
+dnl ** Obtain the value of a C constant.
+dnl The value will be `(-1)' if the constant is undefined.
+dnl
+dnl This is set up so that the argument can be a shell variable.
+dnl
+AC_DEFUN(FPTOOLS_CHECK_CCONST,
+[
+eval "def_name=CCONST_$1"
+eval "cv_name=ac_cv_cconst_$1"
+AC_MSG_CHECKING(value of $1)
+AC_CACHE_VAL($cv_name,
+[AC_TRY_RUN([#include <stdio.h>
+#include <errno.h>
+main()
+{
+ FILE *f=fopen("conftestval", "w");
+ if (!f) exit(1);
+ fprintf(f, "%d\n", $1);
+ exit(0);
+}],
+eval "$cv_name=`cat conftestval`",
+eval "$cv_name=-1",
+ifelse([$2], , , eval "$cv_name=$2"))])dnl
+eval "fptools_check_cconst_result=`echo '$'{$cv_name}`"
+AC_MSG_RESULT($fptools_check_cconst_result)
+AC_DEFINE_UNQUOTED($def_name, $fptools_check_cconst_result)
+unset fptools_check_cconst_result
+])
+
+dnl ** Invoke AC_CHECK_CCONST on each argument (which have to separate with
+dnl spaces)
+dnl
+AC_DEFUN(FPTOOLS_CHECK_CCONSTS,
+[for ac_const_name in $1
+do
+FPTOOLS_CHECK_CCONST($ac_const_name)dnl
+done
+])
+
+
dnl *** Can we open files in binary mode? ***
dnl
AC_DEFUN(FPTOOLS_O_BINARY,
dnl set to a value which is suitable for use in a Makefile (for example,
dnl in make's LOADLIBES macro) provided you AC_SUBST it first.
dnl
-dnl @version 0.01 $Id: aclocal.m4,v 1.60 2000/11/19 18:32:56 simonmar Exp $
+dnl @version 0.01 $Id: aclocal.m4,v 1.68 2001/03/13 14:59:56 simonmar Exp $
dnl @author Matthew D. Langston <langston@SLAC.Stanford.EDU>
# FPTOOLS_CHECK_LIBM - check for math library
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
LIBM=
case "$host" in
-*-*-beos* | *-*-cygwin*)
+*-*-beos* | *-*-macosx*)
# These system don't have libm
;;
*-ncr-sysv4.3*)
dnl the version number increases, so you may have to adjust the above
dnl URL accordingly.
dnl
-dnl @version 0.01 $Id: aclocal.m4,v 1.60 2000/11/19 18:32:56 simonmar Exp $
+dnl @version 0.01 $Id: aclocal.m4,v 1.68 2001/03/13 14:59:56 simonmar Exp $
dnl @author Matthew D. Langston <langston@SLAC.Stanford.EDU>
AC_DEFUN(FPTOOLS_HAVE_OPENGL,