# This file helps to compute a version number in source trees obtained from # git-archive tarball (such as those provided by githubs download-from-tag # feature). Distribution tarballs (build by setup.py sdist) and build # directories (produced by setup.py build) will contain a much shorter file # that just contains the computed version number. # This file is released into the public domain. Generated by versioneer-0.6 # (https://github.com/warner/python-versioneer) # these strings will be replaced by git during git-archive git_refnames = " (HEAD, 1.16b1, 1.16, origin/1.16-dev, 1.16-dev)" git_full = "05dab6aeb50918d4c788df9c5da39007b4fca335" import subprocess def run_command(args, cwd=None, verbose=False): try: # remember shell=False, so use git.cmd on windows, not just git p = subprocess.Popen(args, stdout=subprocess.PIPE, cwd=cwd) except EnvironmentError, e: if verbose: print "unable to run %s" % args[0] print e return None stdout = p.communicate()[0].strip() if p.returncode != 0: if verbose: print "unable to run %s (error)" % args[0] return None return stdout import sys import re import os.path def get_expanded_variables(versionfile_source): # the code embedded in _version.py can just fetch the value of these # variables. When used from setup.py, we don't want to import # _version.py, so we do it with a regexp instead. This function is not # used from _version.py. variables = {} try: for line in open(versionfile_source,"r").readlines(): if line.strip().startswith("git_refnames ="): mo = re.search(r'=\s*"(.*)"', line) if mo: variables["refnames"] = mo.group(1) if line.strip().startswith("git_full ="): mo = re.search(r'=\s*"(.*)"', line) if mo: variables["full"] = mo.group(1) except EnvironmentError: pass return variables def versions_from_expanded_variables(variables, tag_prefix): refnames = variables["refnames"].strip() if refnames.startswith("$Format"): return {} # unexpanded, so not in an unpacked git-archive tarball refs = set([r.strip() for r in refnames.strip("()").split(",")]) for ref in list(refs): if not re.search(r'\d', ref): refs.discard(ref) # Assume all version tags have a digit. git's %d expansion # behaves like git log --decorate=short and strips out the # refs/heads/ and refs/tags/ prefixes that would let us # distinguish between branches and tags. By ignoring refnames # without digits, we filter out many common branch names like # "release" and "stabilization", as well as "HEAD" and "master". for ref in sorted(refs): # sorting will prefer e.g. "2.0" over "2.0rc1" if ref.startswith(tag_prefix): r = ref[len(tag_prefix):] return { "version": r, "full": variables["full"].strip() } # no suitable tags, so we use the full revision id return { "version": variables["full"].strip(), "full": variables["full"].strip() } def versions_from_vcs(tag_prefix, versionfile_source, verbose=False): # this runs 'git' from the root of the source tree. That either means # someone ran a setup.py command (and this code is in versioneer.py, thus # the containing directory is the root of the source tree), or someone # ran a project-specific entry point (and this code is in _version.py, # thus the containing directory is somewhere deeper in the source tree). # This only gets called if the git-archive 'subst' variables were *not* # expanded, and _version.py hasn't already been rewritten with a short # version string, meaning we're inside a checked out source tree. try: here = os.path.abspath(__file__) except NameError: # some py2exe/bbfreeze/non-CPython implementations don't do __file__ return {} # not always correct # versionfile_source is the relative path from the top of the source tree # (where the .git directory might live) to this file. Invert this to find # the root from __file__. root = here for i in range(len(versionfile_source.split("/"))): root = os.path.dirname(root) if not os.path.exists(os.path.join(root, ".git")): return {} GIT = "git" if sys.platform == "win32": GIT = "git.cmd" stdout = run_command([GIT, "describe", "--tags", "--dirty", "--always"], cwd=root) if stdout is None: return {} if not stdout.startswith(tag_prefix): if verbose: print "tag '%s' doesn't start with prefix '%s'" % (stdout, tag_prefix) return {} tag = stdout[len(tag_prefix):] stdout = run_command([GIT, "rev-parse", "HEAD"], cwd=root) if stdout is None: return {} full = stdout.strip() if tag.endswith("-dirty"): full += "-dirty" return {"version": tag, "full": full} def versions_from_parentdir(parentdir_prefix, versionfile_source, verbose=False): try: here = os.path.abspath(__file__) # versionfile_source is the relative path from the top of the source # tree (where the .git directory might live) to _version.py, when # this is used by the runtime. Invert this to find the root from # __file__. root = here for i in range(len(versionfile_source.split("/"))): root = os.path.dirname(root) except NameError: # try a couple different things to handle py2exe, bbfreeze, and # non-CPython implementations which don't do __file__. This code # either lives in versioneer.py (used by setup.py) or _version.py # (used by the runtime). In the versioneer.py case, sys.argv[0] will # be setup.py, in the root of the source tree. In the _version.py # case, we have no idea what sys.argv[0] is (some # application-specific runner). root = os.path.dirname(os.path.abspath(sys.argv[0])) # Source tarballs conventionally unpack into a directory that includes # both the project name and a version string. dirname = os.path.basename(root) if not dirname.startswith(parentdir_prefix): if verbose: print "dirname '%s' doesn't start with prefix '%s'" % (dirname, parentdir_prefix) return None return {"version": dirname[len(parentdir_prefix):], "full": ""} tag_prefix = "" parentdir_prefix = "addon-sdk-" versionfile_source = "python-lib/cuddlefish/_version.py" def get_versions(): variables = { "refnames": git_refnames, "full": git_full } ver = versions_from_expanded_variables(variables, tag_prefix) if not ver: ver = versions_from_vcs(tag_prefix, versionfile_source) if not ver: ver = versions_from_parentdir(parentdir_prefix, versionfile_source) if not ver: ver = {"version": "unknown", "full": ""} return ver