1 files changed, 46 insertions, 0 deletions
diff --git a/tools/verbump.py b/tools/verbump.py
new file mode 100644
index 00000000..4e383729
--- /dev/null
+++ b/tools/verbump.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python
+# Automakes a release preparation for a post-release project
+# * Create a git tag
+# * Bump version in configure.ac and commit it
+
+import re
+import os
+import sys
+import subprocess
+
+micro_version_re = re.compile('m4_define.*gi_micro_version, ([0-9]+)')
+micro_version_replace = 'm4_define(gi_micro_version, %d)\n'
+
+def _extract_config_log_variable(name):
+    f = open('config.log')
+    keystart = name + '=\''
+    for line in f:
+        if line.startswith(keystart):
+            return line[len(keystart):-2]
+    f.close()
+    fatal("Failed to find '%s' in config.status" % (name, ))
+
+if not os.path.isfile('config.log'):
+    fatal("Couldn't find config.log; did you run configure?")
+package = _extract_config_log_variable('PACKAGE_TARNAME')
+version = _extract_config_log_variable('VERSION')
+
+f = open('configure.ac');
+newf = open('configure.ac.new', 'w')
+for line in f:
+  m = micro_version_re.match(line)
+  if not m:
+    newf.write(line)
+    continue
+  v = int(m.group(1))
+  newv = v+1
+  print "Will update micro version from %s to %s" % (v, newv)
+  newf.write(micro_version_replace % (newv, ))
+newf.close()
+
+os.rename('configure.ac.new', 'configure.ac')
+print "Successfully wrote new 'configure.ac' with post-release version bump"
+
+args=['git', 'commit', '-m', "configure: Post-release version bump", 'configure.ac']
+print "Running: %r" % (args, )
+subprocess.check_call(args)