Add maint-helper script

1 files changed, 221 insertions, 0 deletions

diff --git a/maint-helper.py b/maint-helper.py
new file mode 100755
index 0000000..8c64ca2
--- /dev/null
+++ b/maint-helper.py
@@ -0,0 +1,221 @@
+#!/usr/bin/env python
+
+# Copyright (C) 2007, Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+import os
+import sys
+import re
+import datetime
+import subprocess
+
+source_exts = [ '.py', '.c', '.h', '.cpp' ]
+
+def is_source(path):
+    for ext in source_exts:
+        if path.endswith(ext):
+            return True
+
+def get_name_and_version():
+    f = open('configure.ac', 'r')
+    config = f.read()
+    f.close()
+
+    exp = 'AC_INIT\(\[[^\]]+\],\[([^\]]+)\],\[\],\[([^\]]+)\]'
+    match = re.search(exp, config)
+    if not match:
+        print 'Cannot find the package name and version.'
+        sys.exit(0)
+
+    return [ match.group(2), match.group(1) ]
+
+def cmd_help():
+    print 'Usage: \n\
+maint-helper.py build-snapshot       - build a source snapshot \n\
+maint-helper.py fix-copyright [path] - fix the copyright year \n\
+maint-helper.py check-licenses       - check licenses in the source'
+
+def cmd_build_snapshot():
+    [ name, version ] = get_name_and_version()
+
+    print 'Update git...'
+
+    retcode = subprocess.call(['git', 'pull'])
+    if retcode:
+        print 'ERROR - cannot pull from git'
+
+    cmd = 'git-show-ref --hash=10 refs/heads/master'
+    alphatag = os.popen(cmd).readline().strip()
+
+    tarball = '%s-%s-git%s.tar.bz2' % (name, version, alphatag)
+
+    print 'Build %s...' % tarball
+
+    os.spawnlp(os.P_WAIT, 'make', 'make', 'distcheck')
+
+    os.rename('%s-%s.tar.bz2' % (name, version), tarball)
+
+    print 'Update NEWS.sugar...'
+
+    if os.environ.has_key('SUGAR_NEWS'):
+        sugar_news_path = os.environ['SUGAR_NEWS']
+        if os.path.isfile(sugar_news_path):
+            f = open(sugar_news_path, 'r')
+            sugar_news = f.read()
+            f.close()
+        else:
+            sugar_news = ''
+
+        [ name, version ] = get_name_and_version()
+        sugar_news += '%s - %s - %s\n\n' % (name, version, alphatag)
+
+        f = open('NEWS', 'r')
+        for line in f.readlines():
+            if len(line.strip()) > 0:
+                sugar_news += line
+            else:
+                break
+        f.close()
+
+        f = open(sugar_news_path, 'w')
+        f.write(sugar_news)
+        f.close()
+
+    print 'Update NEWS...'
+
+    f = open('NEWS', 'r')
+    news = f.read()
+    f.close()
+
+    news = 'Snapshot %s\n\n' % alphatag + news
+
+    f = open('NEWS', 'w')
+    f.write(news)
+    f.close()
+
+    print 'Committing to git...'
+
+    changelog = 'Snapshot %s.' % alphatag
+    retcode = subprocess.call(['git', 'commit', '-a', '-m % s' % changelog])
+    if retcode:
+        print 'ERROR - cannot commit to git'
+
+    retcode = subprocess.call(['git', 'push'])
+    if retcode:
+        print 'ERROR - cannot push to git'
+
+    print 'Done.'
+
+def check_licenses(path, license, missing):
+    matchers = { 'LGPL' : 'GNU Lesser General Public',
+                 'GPL'  : 'GNU General Public License' }
+
+    license_file = os.path.join(path, '.license')
+    if os.path.isfile(license_file):
+        f = open(license_file, 'r')
+        license = f.readline().strip()
+        f.close()
+
+    for item in os.listdir(path):
+        full_path = os.path.join(path, item)
+
+        if os.path.isdir(full_path):
+            check_licenses(full_path, license, missing)
+        else:
+            check_source = is_source(item)
+
+            # Special cases.
+            if item.find('marshal') > 0 or \
+               item.startswith('egg') > 0:
+                check_source = False
+
+            if check_source:
+                f = open(full_path, 'r')
+                source = f.read()
+                f.close()
+
+                miss_license = True
+                if source.find(matchers[license]) > 0:
+                    miss_license = False
+
+                # Special cases.
+                if source.find('THIS FILE IS GENERATED') > 0:
+                    miss_license = False
+
+                if miss_license:
+                    if not missing.has_key(license):
+                        missing[license] = []
+                    missing[license].append(full_path)
+
+def cmd_check_licenses():
+    missing = {}
+    check_licenses(os.getcwd(), 'GPL', missing)
+
+    for item in missing.keys():
+        print '%s:\n' % item
+        for path in missing[item]:
+            print path
+        print '\n'
+
+COPYRIGHT = 'Copyright (C) '
+
+def fix_copyright(path):
+    for item in os.listdir(path):
+        full_path = os.path.join(path, item)
+
+        if os.path.isdir(full_path):
+            fix_copyright(full_path)
+        elif is_source(item):
+            f = open(full_path, 'r')
+            source = f.read()
+            f.close()
+
+            year_start = -1
+            year_end = -1
+
+            i1 = source.find(COPYRIGHT)
+            if i1 != -1:
+                i1 += len(COPYRIGHT)
+                i2 = i1 + source[i1:].find(' ')
+                if i1 > 0:
+                    try:
+                        year_start = int(source[i1:i1 + 4])
+                        year_end = int(source[i1 + 6: i1 + 10])
+                    except ValueError:
+                        pass
+
+                if year_start > 0 and year_end < 0:
+                    year_end = year_start
+
+                year = datetime.date.today().year
+                if year_end < year:
+                    result = '%s%d-%d%s' % (source[:i1], year_start,
+                                            year, source[i2:])
+                    f = open(full_path, 'w')
+                    f.write(result)
+                    f.close()
+
+def cmd_fix_copyright(path):
+    fix_copyright(path)
+
+if len(sys.argv) < 2:
+    cmd_help()
+elif sys.argv[1] == 'build-snapshot':
+    cmd_build_snapshot()
+elif sys.argv[1] == 'check-licenses':
+    cmd_check_licenses()
+elif sys.argv[1] == 'fix-copyright' and len(sys.argv) > 2:
+    cmd_fix_copyright(sys.argv[2])