fix for printf with broken strtold; fix readline reading specified number of multibyte characters; fix read builtin to deal with invalid utf-8 continuation character as delimiter; turn off -n if supplied at interactive shell invocation

bash-20240812/tests/extglob1.sub

@@ -0,0 +1,50 @@
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+MYDIR=$PWD
+
+: ${TMPDIR:=/tmp}
+GDIR=$TMPDIR/gtest-$$
+
+shopt -s extglob
+
+mkdir $GDIR || exit 1
+cd $GDIR || exit 1
+
+touch a.c
+
+echo +([[:alpha:].])
+echo +([[:alpha:].])+([[:alpha:].])
+echo *([[:alpha:].])
+echo *([[:alpha:].])*([[:alpha:].])
+
+echo ?([[:alpha:].])?([[:alpha:].])?([[:alpha:].])
+echo @([[:alpha:].])@([[:alpha:].])@([[:alpha:].])
+
+case . in
+!([[:alpha:].]) )	echo bad 1;;
+*)			echo ok 1;;
+esac
+
+case . in
+?([[:alpha:].]) )	echo ok 2;;
+*)			echo bad 2;;
+esac
+
+case . in
+@([[:alpha:].]) )	echo ok 3;;
+*)			echo bad 3;;
+esac
+
+cd "$MYDIR"
+rm -rf $GDIR