1 files changed, 56 insertions, 0 deletions
diff --git a/yarns.webapp/yarn.sh b/yarns.webapp/yarn.sh
new file mode 100644
index 0000000..3c617e3
--- /dev/null
+++ b/yarns.webapp/yarn.sh
@@ -0,0 +1,56 @@
+# Copyright (C) 2013  Codethink Limited
+#
+# 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; version 2 of the License.
+#
+# 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, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# =*= License: GPL-2 =*=
+
+# This file is a yarn shell library for testing Lorry Controller.
+
+
+# Kill a daemon given its pid file. Report whether it got killed or not.
+
+kill_daemon_using_pid_file()
+{
+    local pid=$(head -n1 "$1")
+    if kill -9 "$pid"
+    then
+        echo "Killed daemon running as $pid"
+    else
+        echo "Error killing daemon running as pid $pid"
+    fi
+}
+
+
+# Add a configuration item to a cliapp-style configuration file.
+
+add_to_config_file()
+{
+    if [ ! -e "$1" ]
+    then
+        printf '[config]\n' > "$1"
+    fi
+    printf '%s = %s\n' "$2" "$3" >> "$1"
+}
+
+
+# Ensure the standard input is empty. If not, exit with an error.
+
+stdin_is_empty()
+{
+    if grep . > /dev/null
+    then
+        echo "ERROR: stdin was NOT empty" 1>&2
+        exit 1
+    fi
+}