From e6cc0a2b756f1462bcce2222437a6e159be48498 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Wed, 1 Feb 2017 17:18:08 +0100
Subject: Updated license script

Added missing license headers
Added pre-commit hook to check for missing licenses
---
 util/license.py | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100755 util/license.py

(limited to 'util/license.py')

diff --git a/util/license.py b/util/license.py
new file mode 100755
index 0000000..0bbc6be
--- /dev/null
+++ b/util/license.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+
+import argparse
+import datetime
+import sys
+
+def readLicense(licenseFile):
+    with open(licenseFile) as rawlicense:
+        licensetext = rawlicense.read()
+    
+    # fill in the year
+    licensetext = licensetext.replace('$CURRENTYEAR$', str(datetime.datetime.now().year))
+    
+    return licensetext
+
+def hasLicense(sourceFile):
+    with open(sourceFile) as source:
+        if source.readline().startswith('/** LICENSE **'):
+            return True
+        else:
+            return False
+
+def addLicense(sourceFile, licenseText):
+    with open(sourceFile, 'r') as source:
+        origData = source.read()
+    with open(sourceFile, 'w') as source:
+        source.write(licenseText + origData)
+
+def lint(license, src, dryRun, verbose=False):
+    if verbose is True:
+        print("license={0}".format(license))
+        print("source={0}".format(src))
+
+    # read license file
+    licensetext = readLicense(license)
+    if verbose is True:
+        print("-- license text --")
+        print(licensetext)
+        print("-- license text --")
+    
+    if len(src) is 0:
+        print("No files to process.")
+        return 0
+    
+    # open source file and check for license
+    numFaults = 0
+    for filename in src:
+        if hasLicense(filename) is True:
+            if verbose:
+                print("OK {0}".format(filename))
+        else:
+            if dryRun is True:
+                if verbose:
+                    print("fail {0}".format(filename))
+            else:
+                addLicense(filename, licensetext)
+                print("fix {0}".format(filename))
+            
+            numFaults += 1
+    
+    if numFaults is not 0:
+        print("License check: number of faults: {0}".format(numFaults))
+    
+    return numFaults
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='check source files for license')
+    parser.add_argument('-l', '--license', required=True, help="use this file as license header template")
+    parser.add_argument('-v', '--verbose', action='store_true', help="print additional information")
+    parser.add_argument('-c', '--dry-run', action='store_true', help="don't modify any files, only check for licenses")
+    parser.add_argument('src', nargs='*', help="list of files to check")
+    args = parser.parse_args()
+
+    sys.exit(lint(args.license, args.src, args.dry_run, args.verbose))
-- 
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