Add scripts/check_license.py

1 files changed, 66 insertions, 0 deletions

diff --git a/scripts/check_license.py b/scripts/check_license.py
new file mode 100755
index 00000000..c1d2a296
--- /dev/null
+++ b/scripts/check_license.py
@@ -0,0 +1,66 @@
+#!/usr/bin/env python3
+# ============================================================
+#     The rekonq project
+# ============================================================
+# SPDX-License-Identifier: GPL-3.0-only
+# Copyright (C) 2022 aqua <aqua@iserlohn-fortress.net>
+# ============================================================
+""" Check C/C++ files for license headers """
+
+
+import argparse
+import sys
+import re
+
+
+def main():
+    ''' main function '''
+    parser = argparse.ArgumentParser(description='Check file for enabled license')
+    parser.add_argument('file', type=open, nargs='+', help='File to check')
+    parser.add_argument('--isc', type=bool, default=True, help='ISC [default=True]')
+    parser.add_argument('--gpl2', type=bool, default=True, help='GPLv2+ [default=True]')
+    parser.add_argument('--gpl3', type=bool, default=True, help='GPLv3 only [default=True]')
+    args = parser.parse_args()
+
+    licenses = []
+    if args.isc:
+        licenses.append('ISC')
+    if args.gpl2:
+        licenses.append('GPL-2.0-or-later')
+    if args.gpl3:
+        licenses.append('GPL-3.0-only')
+
+    print('enabled licenses: ', licenses)
+    has_errors = False
+
+    for file in args.file:
+        if not file.name.endswith(('.h', '.hh', '.hpp', '.c', '.cc', '.cpp')):
+            continue
+
+        print(f'{ file.name }')
+        # check for header start
+        line = file.readline()
+        if re.search(r'^\/\* ={60}$', line) is None:
+            print(f'{ file.name }: missing header')
+            has_errors = True
+            continue
+
+        line = file.readline()
+
+        while line.startswith(' *'):
+            lic = re.search(r'^\s\* SPDX-License-Identifier: ([\w\d.-]{3,})$', line)
+            if lic is not None:
+                found = lic.group(1)
+                if found in licenses:
+                    print(f'found license: { found }')
+                else:
+                    print(f'found license { found } not in licenses { licenses }')
+                    has_errors = True
+
+            line = file.readline()
+
+    sys.exit('Errors during check' if has_errors else 0)
+
+
+if __name__ == '__main__':
+    main()