-version = '0.8-git'
+from stgit.exception import StgException
+from stgit import run, utils
+import os, os.path, re, sys
+
+class VersionUnavailable(StgException):
+ pass
+
+def git_describe_version():
+ path = sys.path[0]
+ try:
+ v = run.Run('git', 'describe', '--tags', '--abbrev=4'
+ ).cwd(path).output_one_line()
+ except run.RunException, e:
+ raise VersionUnavailable(str(e))
+ if not re.match(r'^v[0-9]', v):
+ raise VersionUnavailable('%s: bad version' % v)
+ try:
+ dirty = run.Run('git', 'diff-index', '--name-only', 'HEAD'
+ ).cwd(path).raw_output()
+ except run.RunException, e:
+ raise VersionUnavailable(str(e))
+ if dirty:
+ v += '-dirty'
+ return utils.strip_prefix('v', v)
+
+def builtin_version():
+ try:
+ import builtin_version as bv
+ except ImportError:
+ raise VersionUnavailable()
+ else:
+ return bv.version
+
+def _builtin_version_file(ext = 'py'):
+ return os.path.join(sys.path[0], 'stgit', 'builtin_version.%s' % ext)
+
+def write_builtin_version():
+ try:
+ v = git_describe_version()
+ except VersionUnavailable:
+ return
+ f = file(_builtin_version_file(), 'w')
+ f.write('# This file was generated automatically. Do not edit by hand.\n'
+ 'version = %r\n' % v)
+
+def delete_builtin_version():
+ for ext in ['py', 'pyc', 'pyo']:
+ fn = _builtin_version_file(ext)
+ if os.path.exists(fn):
+ os.remove(fn)
+
+def get_version():
+ for v in [builtin_version, git_describe_version]:
+ try:
+ return v()
+ except VersionUnavailable:
+ pass
+ return 'unknown-version'
+
+version = get_version()
+
+# minimum version requirements
+git_min_ver = '1.5.2'
+python_min_ver = '2.4'