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AC_DEFUN([FLA_REQUIRE_GNU_BASH_VERSION],
[
dnl Require that GNU bash already be present.
AC_REQUIRE([FLA_REQUIRE_GNU_BASH])
dnlfla_tmp_file="fla_require_gnu_bash_version_$1.tmp";
fla_tmp_file=fla_bash.tmp;
dnl Output a message saying we're going to check that the version of
dnl GNU bash is equal to or later than the argument.
AC_MSG_CHECKING([[for GNU bash >= $1]])
dnlbash --version | grep 'version' | sed -e 's;.*version.;;' | sed -e 's;\..*$;;' 2> /dev/null 1> $fla_tmp_file
bash --version | grep bash | dd skip=18 bs=1 count=3 2> /dev/null 1> $fla_tmp_file
dnlecho -n "3.0" > $fla_tmp_file
sh -c "echo ' >= '$1" >> $fla_tmp_file
sh -c "echo 'halt'" >> $fla_tmp_file
dnl dnlbroken fla_bash_version=`bash --version | grep 'ver' | sed -e 's;.*version.\([0-9\.][0-9\.]*\).*;\1;'`
fla_result=`bc -q $fla_tmp_file`
if test $fla_result = "1" ; then
_cv_gnu_bash_version=yes;
AC_MSG_RESULT([[yes]]);
else
AC_MSG_RESULT([[no]]);
AC_MSG_ERROR([[Could not find GNU bash version >= $1! Bailing out...]],[1])
fi
rm -f $fla_tmp_file
])
|
