# Copyright (C) 2009 Chris Larson # Released under the MIT license (see COPYING.MIT for the terms) # # gitver.bbclass provides a GITVER variable which is a (fairly) sane version, # for use in ${PV}, extracted from the ${S} git checkout, assuming it is one. # This is most useful in concert with srctree.bbclass. def git_drop_tag_prefix(version): import re if re.match("v\d", version): return version[1:] else: return version GIT_TAGADJUST = "git_drop_tag_prefix(version)" GITVER = "${@get_git_pv('${S}', d, tagadjust=lambda version:${GIT_TAGADJUST})}" GITSHA = "${@get_git_hash('${S}', d)}" def gitrev_run(cmd, path): (output, error) = bb.process.run(cmd, cwd=path) return output.rstrip() def get_git_pv(path, d, tagadjust=None): import os import bb.process gitdir = os.path.abspath(os.path.join(d.getVar("S"), ".git")) try: ver = gitrev_run("git describe --tags", gitdir) except Exception, exc: bb.fatal(str(exc)) if not ver: try: ver = gitrev_run("git rev-parse --short HEAD", gitdir) except Exception, exc: bb.fatal(str(exc)) if ver: return "0.0+%s" % ver else: return "0.0" else: if tagadjust: ver = tagadjust(ver) return ver def mark_recipe_dependencies(path, d): from bb.parse import mark_dependency gitdir = os.path.join(path, ".git") # Force the recipe to be reparsed so the version gets bumped # if the active branch is switched, or if the branch changes. mark_dependency(d, os.path.join(gitdir, "HEAD")) # Force a reparse if anything in the index changes. mark_dependency(d, os.path.join(gitdir, "index")) try: ref = gitrev_run("git symbolic-ref -q HEAD", gitdir) except bb.process.CmdError: pass else: if ref: mark_dependency(d, os.path.join(gitdir, ref)) # Catch new tags. tagdir = os.path.join(gitdir, "refs", "tags") if os.path.exists(tagdir): mark_dependency(d, tagdir) python () { mark_recipe_dependencies(d.getVar("S"), d) }