1 files changed, 63 insertions, 0 deletions
diff --git a/tests/misc/kill.sh b/tests/misc/kill.sh
new file mode 100755
index 0000000..1efd14c
--- /dev/null
+++ b/tests/misc/kill.sh
@@ -0,0 +1,63 @@
+#!/bin/sh
+# Validate kill operation
+
+# Copyright (C) 2015-2022 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_ kill
+
+# params required
+returns_ 1 env kill || fail=1
+returns_ 1 env kill -TERM || fail=1
+
+# Invalid combinations
+returns_ 1 env kill -l -l || fail=1
+returns_ 1 env kill -l -t || fail=1
+returns_ 1 env kill -l -s 1 || fail=1
+returns_ 1 env kill -t -s 1 || fail=1
+
+# signal sending
+returns_ 1 env kill -0 no_pid || fail=1
+env kill -0 $$ || fail=1
+env kill -s0 $$ || fail=1
+env kill -n0 $$ || fail=1 # bash compat
+env kill -CONT $$ || fail=1
+env kill -Cont $$ || fail=1
+returns_ 1 env kill -cont $$ || fail=1
+env kill -0 -1 || fail=1 # to group
+
+# table listing
+env kill -l || fail=1
+env kill -t || fail=1
+env kill -L || fail=1 # bash compat
+env kill -t TERM HUP || fail=1
+
+# Verify (multi) name to signal number and vice versa
+SIGTERM=$(env kill -l HUP TERM | tail -n1) || fail=1
+test $(env kill -l "$SIGTERM") = TERM || fail=1
+
+# Verify we only consider the lower "signal" bits,
+# to support ksh which just adds 256 to the signal value
+STD_TERM_STATUS=$(expr "$SIGTERM" + 128)
+KSH_TERM_STATUS=$(expr "$SIGTERM" + 256)
+test $(env kill -l $STD_TERM_STATUS $KSH_TERM_STATUS | uniq) = TERM || fail=1
+
+# Verify invalid signal spec is diagnosed
+returns_ 1 env kill -l -1 || fail=1
+returns_ 1 env kill -l -1 0 || fail=1
+returns_ 1 env kill -l INVALID TERM || fail=1
+
+Exit $fail