-dnl $Id: aclocal.m4,v 1.82 2001/07/23 22:52:33 ken Exp $
+dnl $Id: aclocal.m4,v 1.83 2001/09/20 14:08:13 sewardj Exp $
dnl
dnl Extra autoconf macros for the Glasgow fptools
dnl
fptools_cv_have_gcc='no'
else
changequote(, )dnl
- cmd_string="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [^0-9]*\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/expr 20 \\\< \1 \\\* 10 + \2/g' `"
+ 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
- if test `eval $cmd_string 2>/dev/null` != "1"; then
- echo ''
- echo "I'm not sure if your version of gcc will work,"
- echo "but it's worth a shot, eh?"
- fi
fptools_cv_have_gcc='yes'
+ if test `eval $is_gcc_v1 2>/dev/null` = "1"; then
+ fptools_cv_have_gcc='no'
+ echo ""
+ echo "your gcc version appears to be ..."
+ $CC --version
+ echo "gcc prior to 2.0 and have never worked with ghc."
+ 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/'`