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-rw-r--r--tests/histexp4.sub36
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/histexp4.sub b/tests/histexp4.sub
new file mode 100644
index 0000000..9cae0e3
--- /dev/null
+++ b/tests/histexp4.sub
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+# 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/>.
+#
+HISTFILE=$TMPDIR/bashhist-$$
+
+set -o history
+set -o histexpand
+
+echo a
+cat < <(echo !!)
+
+echo b
+echo !! `echo !!`
+
+echo c
+echo "$(echo "!" )"
+
+echo d
+echo "$(echo '!' )"
+
+echo e
+echo '!' "!"
+echo "'!'"
+
+set +o history
+rm -f $HISTFILE