Install all data files as subdir

This removes the need of listing every device in meson.build which is a
common enough mistake for new contributors.

And move the validation tests over to test/ so we don't have to list
them in the exclude_files of the install_subdir() command.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

test/duplicate-check.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+#
+# Copyright © 2018 Red Hat, Inc.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice (including the next
+# paragraph) shall be included in all copies or substantial portions of the
+# Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+# DEALINGS IN THE SOFTWARE.
+#
+
+import argparse
+import os
+import pathlib
+import sys
+import configparser
+
+
+def parse_data_file(path):
+    data = configparser.ConfigParser(strict=True)
+    # Don't convert to lowercase
+    data.optionxform = lambda option: option
+    data.read(path)
+
+    matches = data['Device']['DeviceMatch']
+    return matches.split(';')
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description='Device duplicate match checker')
+    parser.add_argument("directory")
+    args = parser.parse_args()
+    device_matches = {}
+    duplicates = False
+    for path in pathlib.Path(args.directory).glob("*.device"):
+        matches = parse_data_file(path)
+        fname = os.path.basename(path)
+        for m in matches:
+            if m in device_matches:
+                print('Duplicate DeviceMatch={} in {} and {}'.format(m, fname, device_matches[m]))
+                duplicates = True
+            device_matches[m] = fname
+
+    if duplicates:
+        sys.exit(1)