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- # Copyright (C) 2009 Chris Larson <clarson@kergoth.com>
- # 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(d, tagadjust=lambda version:${GIT_TAGADJUST})}"
- GITSHA = "${@get_git_hash(d)}"
- def gitrev_run(cmd, path):
- (output, error) = bb.process.run(cmd, cwd=path)
- return output.rstrip()
- def get_git_pv(d, tagadjust=None):
- import os
- srcdir = d.getVar("EXTERNALSRC") or d.getVar("S")
- gitdir = os.path.abspath(os.path.join(srcdir, ".git"))
- try:
- ver = gitrev_run("git describe --tags", gitdir)
- except:
- try:
- ver = gitrev_run("git rev-parse --short HEAD", gitdir)
- if ver:
- return "0.0+%s" % ver
- else:
- return "0.0"
- except Exception as exc:
- raise bb.parse.SkipRecipe(str(exc))
- if ver and tagadjust:
- ver = tagadjust(ver)
- return ver
- def get_git_hash(d):
- import os
- srcdir = d.getVar("EXTERNALSRC") or d.getVar("S")
- gitdir = os.path.abspath(os.path.join(srcdir, ".git"))
- try:
- rev = gitrev_run("git rev-list HEAD -1", gitdir)
- return rev[:7]
- except Exception as exc:
- bb.fatal(str(exc))
- 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 () {
- srcdir = d.getVar("EXTERNALSRC") or d.getVar("S")
- mark_recipe_dependencies(srcdir, d)
- }
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