tfa-next: adapt for Rusted Copyright

The Rusted Firmware project requires a different copyright style.
Adapt the copyright scripts to support this as well.

Change-Id: I3aa1b9bb58a87fc6957cd9c737a5f776a36e3b49
Signed-off-by: Tomás González <tomasagustin.gonzalezorlando@arm.com>
diff --git a/script/static-checks/check-copyright.py b/script/static-checks/check-copyright.py
index 0d2a832..f0c537f 100755
--- a/script/static-checks/check-copyright.py
+++ b/script/static-checks/check-copyright.py
@@ -66,10 +66,13 @@
 
 # File must contain both lines to pass the check
 COPYRIGHT_LINE = LINE_START + 'Copyright' + '.*' + TIME_PERIOD + '.*' + EOL
+RUST_COPYRIGHT_LINE = LINE_START + 'Copyright The Rusted Firmware-A Contributors.' + EOL
+
 LICENSE_ID_LINE = LINE_START + 'SPDX-License-Identifier:' + LICENSE_ID + EOL
 
 # Compiled license patterns
 COPYRIGHT_PATTERN = re.compile(COPYRIGHT_LINE, re.MULTILINE)
+RUST_COPYRIGHT_PATTERN = re.compile(RUST_COPYRIGHT_LINE, re.MULTILINE)
 LICENSE_ID_PATTERN = re.compile(LICENSE_ID_LINE, re.MULTILINE)
 
 CURRENT_YEAR = str(datetime.datetime.now().year)
@@ -77,7 +80,7 @@
 COPYRIGHT_OK = 0
 COPYRIGHT_ERROR = 1
 
-def check_copyright(path, args, encoding='utf-8'):
+def check_copyright(path, args, rusted=False, encoding='utf-8'):
     '''Checks a file for a correct copyright header.'''
 
     result = COPYRIGHT_OK
@@ -85,11 +88,15 @@
     with open(path, encoding=encoding) as file_:
         file_content = file_.read()
 
-    copyright_line = COPYRIGHT_PATTERN.search(file_content)
+    if rusted:
+        copyright_line = RUST_COPYRIGHT_PATTERN.search(file_content)
+    else:
+        copyright_line = COPYRIGHT_PATTERN.search(file_content)
+
     if not copyright_line:
         print("ERROR: Missing copyright in " + file_.name)
         result = COPYRIGHT_ERROR
-    elif CURRENT_YEAR not in copyright_line.group():
+    elif not rusted and CURRENT_YEAR not in copyright_line.group():
         print("WARNING: Copyright is out of date in " + file_.name + ": '" +
               copyright_line.group() + "'")
 
@@ -103,7 +110,10 @@
     print("Checking the copyrights in the code...")
 
     if args.verbose:
-        print ("Copyright regexp: " + COPYRIGHT_LINE)
+        if args.rusted:
+            print ("Copyright regexp: " + RUST_COPYRIGHT_LINE)
+        else:
+            print ("Copyright regexp: " + COPYRIGHT_LINE)
         print ("License regexp: " + LICENSE_ID_LINE)
 
     if args.patch:
@@ -140,7 +150,7 @@
         if args.verbose:
             print("Checking file " + f)
 
-        rc = check_copyright(f, args)
+        rc = check_copyright(f, args, rusted=args.rusted)
 
         if rc == COPYRIGHT_OK:
             count_ok += 1
@@ -171,6 +181,10 @@
                         help="Path to the source tree to check (default: %(default)s)",
                         default=os.curdir)
 
+    parser.add_argument("--rusted", "-r",
+                        help="Check for Rusted Firmware CopyRight style (default: %(default)s)",
+                        action='store_true', default=False)
+
     parser.add_argument("--verbose", "-v",
                         help="Increase verbosity to the source tree to check (default: %(default)s)",
                         action='store_true', default=False)
diff --git a/script/static-checks/static-checks-check-copyright.sh b/script/static-checks/static-checks-check-copyright.sh
index 9759b5f..391c4dd 100755
--- a/script/static-checks/static-checks-check-copyright.sh
+++ b/script/static-checks/static-checks-check-copyright.sh
@@ -5,13 +5,14 @@
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
-# test-package-check-copyright.sh DIRECTORY
+# test-package-check-copyright.sh DIRECTORY CPYRIGHT_FLAGS
 
 this_dir="$(readlink -f "$(dirname "$0")")"
 . $this_dir/common.sh
 
 
 DIRECTORY="$1"
+CPYRIGHT_FLAGS="$2"
 
 TEST_CASE="Copyright headers of files modified by this patch"
 
@@ -19,7 +20,7 @@
 
 LOG_FILE=`mktemp -t common.XXXX`
 
-"$CI_ROOT"/script/static-checks/check-copyright.py --tree "$DIRECTORY" --patch --from-ref $(get_merge_base) &> "$LOG_FILE"
+"$CI_ROOT"/script/static-checks/check-copyright.py --tree "$DIRECTORY" "$CPYRIGHT_FLAGS" --patch --from-ref $(get_merge_base) &> "$LOG_FILE"
 RES=$?
 
 if [ -s "$LOG_FILE" ]; then