git.py 文件源码

def gitpkgv_revision(self, ud, d, name):
        """
        Return a sortable revision number by counting commits in the history
        Based on gitpkgv.bblass in meta-openembedded
        """
        rev = self._build_revision(ud, d, name)
        localpath = ud.localpath
        rev_file = os.path.join(localpath, "oe-gitpkgv_" + rev)
        if not os.path.exists(localpath):
            commits = None
        else:
            if not os.path.exists(rev_file) or not os.path.getsize(rev_file):
                from pipes import quote
                commits = bb.fetch2.runfetchcmd(
                        "git rev-list %s -- | wc -l" % (quote(rev)),
                        d, quiet=True).strip().lstrip('0')
                if commits:
                    open(rev_file, "w").write("%d\n" % int(commits))
            else:
                commits = open(rev_file, "r").readline(128).strip()
        if commits:
            return False, "%s+%s" % (commits, rev[:7])
        else:
            return True, str(rev)