X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=3a79ef8642839233185d691b98d7e6e31077360c;hb=b69adc4f84c0b56dd47edcdd1274061eac2aca45;hp=f5485cc5a2773bbca4190a8ef830f7c805ce01d0;hpb=146687a53f860d1fa56b51e54cc11c56d308f4be;p=ghc-hetmet.git

diff --git a/aclocal.m4 b/aclocal.m4
index f5485cc..3a79ef8 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,4 +1,4 @@
-dnl $Id: aclocal.m4,v 1.93 2002/01/17 09:52:18 sof Exp $
+dnl $Id: aclocal.m4,v 1.99 2002/04/10 09:41:16 simonmar Exp $
 dnl 
 dnl Extra autoconf macros for the Glasgow fptools
 dnl
@@ -86,11 +86,11 @@ AC_DEFUN(FPTOOLS_REGEX_IN_LIBC,
     re_search_2 (&patbuf, "", 0, "",0, 0,0,0,0); ],
 fptools_cv_have_regex=yes, fptools_cv_have_regex=no)])
 if test "$fptools_cv_have_regex" = yes; then
-	HaveRegex=YES
+	HaveGNURegex=YES
 else
-	HaveRegex=NO
+	HaveGNURegex=NO
 fi
-AC_SUBST(HaveRegex)
+AC_SUBST(HaveGNURegex)
 ])
 
 
@@ -214,7 +214,7 @@ else
 fi;
 changequote([, ])dnl
 ])
-if test -d $srcdir/ghc; then
+if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then
   FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_happy_version],-lt,[1.9],
   [AC_MSG_ERROR([Happy version 1.9 or later is required to compile GHC.])])dnl
 fi
@@ -407,7 +407,6 @@ AC_DEFUN(FPTOOLS_HAVE_GCC,
 else
 changequote(, )dnl
     is_gcc_v1="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [^0-9]*\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/expr 2000 \\\>= \1 \\\* 1000 + \2/g' `"
-    is_gcc_v3="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [^0-9]*\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/expr 3000 \\\<= \1 \\\* 1000 + \2/g' `"
 changequote([, ])dnl
     fptools_cv_have_gcc='yes'
     if test `eval $is_gcc_v1 2>/dev/null` = "1"; then
@@ -419,15 +418,6 @@ changequote([, ])dnl
         echo "we recommend 2.95.3, although versions back to 2.7.2 should be ok."
         AC_MSG_ERROR([gcc 1.X has never been supported])
     fi
-    if test `eval $is_gcc_v3 2>/dev/null` = "1"; then
-        fptools_cv_have_gcc='no'
-        echo ""
-	echo "your gcc version appears to be ..."
-        $CC --version
-        echo "gcc versions 3.0 and above are not yet supported."
-        echo "we recommend 2.95.3, although versions back to 2.7.2 should be ok."
-        AC_MSG_ERROR([gcc 3.0 and above is not currently supported])
-    fi
 fi
 ])
 HaveGcc=`echo $fptools_cv_have_gcc | sed 'y/yesno/YESNO/'`
@@ -501,7 +491,7 @@ dnl [original version pinched from c2hs]
 dnl
 AC_DEFUN(FPTOOLS_GHC_VERSION,
 [FPTOOLS_NOCACHE_CHECK([version of ghc], [fptools_version_of_ghc],
-[${WithGhc-ghc} --version > conftestghc 2>&1
+["${WithGhc-ghc}" --version > conftestghc 2>&1
   cat conftestghc >&AC_FD_CC
 #Useless Use Of cat award...
   fptools_version_of_ghc=`cat conftestghc | sed -n -e 's/, patchlevel *\([[0-9]]\)/.\1/;s/.* version \([[0-9]][[0-9.]]*\).*/\1/p'`
@@ -1001,13 +991,18 @@ Test.
 </Article>
 EOF
 fptools_cv_sgml_catalog=no
-for fptools_catalog in $4; do
-  ac_try="$2 -t rtf -d $3#print -c $fptools_catalog conftest.sgml"
-  if AC_TRY_EVAL(ac_try); then
-    fptools_cv_sgml_catalog=[$]fptools_catalog
-    break
-  fi
-done
+if test -z "$SGML_CATALOG_FILES" ; then
+ for fptools_catalog in $4; do
+   ac_try="$2 -t rtf -d $3#print -c $fptools_catalog conftest.sgml"
+   if AC_TRY_EVAL(ac_try); then
+     fptools_cv_sgml_catalog=[$]fptools_catalog
+     break
+   fi
+ done
+else
+# If the env var SGML_CATALOG_FILES is defined, assume things are cool.
+  fptools_cv_sgml_catalog="yes"
+fi
 ])
 rm -rf conftest*
 if test $fptools_cv_sgml_catalog != "no"; then
@@ -1175,7 +1170,7 @@ dnl    AC_HELP_STRING([--with-Mesa],
 dnl                   [Prefer the Mesa library over a vendors native OpenGL library (default=yes)],
 dnl                   with_Mesa_help_string)
 dnl    AC_ARG_ENABLE(Mesa, $with_Mesa_help_string, use_Mesa=$enableval, use_Mesa=yes)
-  AC_ARG_ENABLE(Mesa, [  --with-Mesa             Prefer the Mesa library over a vendors native OpenGL library (default=yes)], use_Mesa=$enableval, use_Mesa=yes)
+  AC_ARG_ENABLE(Mesa, [  --with-Mesa             Prefer the Mesa library over a vendors native OpenGL library (default=no)], use_Mesa=$enableval, use_Mesa=no)
 
   if test x"$use_Mesa" = xyes; then
      GL_search_list="MesaGL  GL  opengl32"