Add a pre-commit hook that checks for the BSD license. This hook only applies to...

Signed-off-by: Benjamin C Meyer <ben@meyerhome.net>

diff --git a/git_hooks/pre-commit/bsd b/git_hooks/pre-commit/bsd
new file mode 100755 (executable)
index 0000000..3080cef
--- /dev/null
+++ b/git_hooks/pre-commit/bsd
@@ -0,0 +1,54 @@
+#!/bin/bash
+#
+# Copyright (c) 2010, Benjamin C. Meyer <ben@meyerhome.net>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. All advertising materials mentioning features or use of this software
+#    must display the following acknowledgement:
+#    This product includes software developed by Benjamin C. Meyer.
+# 4. Neither the name of the project nor the
+#    names of its contributors may be used to endorse or promote products
+#    derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ''AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+function test_file {
+    file="${1}"
+    if grep 'Copyright (c)' "${file}" | grep -v 'grep' >/dev/null 2>&1 ; then
+        set -e
+        grep "Redistribution and use in source and binary forms, with or without" "${file}" >/dev/null
+        grep "1. Redistributions of source code must retain the above copyright" "${file}" >/dev/null
+        grep "2. Redistributions in binary form must reproduce the above copyright" "${file}" >/dev/null
+        grep "3. All advertising materials mentioning features or use of this software" "${file}" >/dev/null
+        grep "4. Neither the name of the project nor the" "${file}" >/dev/null
+        set +e
+    fi
+}
+
+case "${1}" in
+    --about )
+        echo "Check for the BSD license."
+        ;;
+    * )
+        for file in `git diff-index --cached --name-only HEAD` ; do
+            test_file "${file}"
+        done
+        ;;
+esac