1 files changed, 32 insertions, 0 deletions
diff --git a/tests/misc/csplit-heap.sh b/tests/misc/csplit-heap.sh
new file mode 100755
index 0000000..326374f
--- /dev/null
+++ b/tests/misc/csplit-heap.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+# ensure that csplit uses a bounded amount of memory
+
+# Copyright (C) 2010-2022 Free Software Foundation, Inc.
+
+# 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 <https://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
+print_ver_ csplit
+
+# Determine basic amount of memory needed.
+{ echo y; echo n; } > f || framework_failure_
+vm=$(get_min_ulimit_v_ csplit -z f %n%1) \
+  || skip_ "this shell lacks ulimit support"
+
+(
+ ulimit -v $(($vm + 1000)) \
+   && { yes | head -n2500000; echo n; } | csplit -z - %n%1
+) || fail=1
+
+Exit $fail