From 24cb82d4dc778627a3db8881a002db929fd15b70 Mon Sep 17 00:00:00 2001
From: Tillmann Karras <tilkax@gmail.com>
Date: Sat, 23 May 2015 08:45:40 +0200
Subject: [PATCH] Tools: add script for updating license headers

---
 Tools/update-license-headers.sh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100755 Tools/update-license-headers.sh

diff --git a/Tools/update-license-headers.sh b/Tools/update-license-headers.sh
new file mode 100755
index 0000000000..8e0581b4c5
--- /dev/null
+++ b/Tools/update-license-headers.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+# Updates a file's license header to the first year a commit touched it.
+# Example: find -name \*.cpp -o -name \*.h|xargs -n1 -P8 /path/to/Tools/update-license-headers.sh
+
+filename=$1
+echo "Updating $filename..."
+year=$(git log --diff-filter=A --follow --format=%ad --date=short "$1"|tail -n1|cut -d- -f1)
+if [[ "$(head -n1 "$filename" | grep Copyright)" == "" ]]
+then
+    tmp="$(mktemp)"
+    echo -e "// Copyright $year Dolphin Emulator Project\n// Licensed under GPLv2+\n// Refer to the license.txt file included.\n"|cat - "$filename" >"$tmp"
+    mv "$tmp" "$filename"
+else
+    sed -ri "1 s|// Copyright ([0-9-]+) Dolphin Emulator Project|// Copyright $year Dolphin Emulator Project|" "$filename"
+fi