X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=a9d8e89fd0474f2d84b542e876603e7d9b35fbea;hb=1400a30193b6d976b383cc521d9d47b56f9e6616;hp=0f5961091c685be1ad1c04a1517a62555b8cbd19;hpb=d82e38d05d2dbbf5d155b0c91d3d6b172c5ffbd4;p=ghc-hetmet.git

diff --git a/aclocal.m4 b/aclocal.m4
index 0f59610..a9d8e89 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,4 +1,4 @@
-dnl $Id: aclocal.m4,v 1.61 2001/01/08 12:58:45 chak Exp $
+dnl $Id: aclocal.m4,v 1.66 2001/01/30 11:13:26 simonmar Exp $
 dnl 
 dnl Extra autoconf macros for the Glasgow fptools
 dnl
@@ -154,7 +154,7 @@ esac
 
 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
@@ -175,10 +175,11 @@ else
    fptools_cv_happy_version="";
 fi;
 changequote([, ])dnl
-if expr "$fptools_cv_happy_version" "<" 1.6 > /dev/null 2>&1; then
+if ( test `echo "$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
    if test -d $srcdir/ghc; 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;
@@ -527,7 +528,7 @@ fi
 ])
 
 dnl ** Obtain the value of a C constant.
-dnl    The value will be `0' if the constant is undefined.
+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
@@ -547,7 +548,7 @@ main()
   exit(0);
 }], 
 eval "$cv_name=`cat conftestval`",
-eval "$cv_name=0",
+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)
@@ -860,7 +861,7 @@ dnl The variable LIBM (which is not an output variable by default) is
 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 1.61 2001/01/08 12:58:45 chak Exp $
+dnl @version 0.01 $Id: aclocal.m4,v 1.66 2001/01/30 11:13:26 simonmar Exp $
 dnl @author Matthew D. Langston <langston@SLAC.Stanford.EDU>
 
 # FPTOOLS_CHECK_LIBM - check for math library
@@ -948,7 +949,7 @@ dnl Please note that as the ac_opengl macro and the toy example evolves,
 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 1.61 2001/01/08 12:58:45 chak Exp $
+dnl @version 0.01 $Id: aclocal.m4,v 1.66 2001/01/30 11:13:26 simonmar Exp $
 dnl @author Matthew D. Langston <langston@SLAC.Stanford.EDU>
 
 AC_DEFUN(FPTOOLS_HAVE_OPENGL,