Squashed 'yocto-poky/' content from commit ea562de
git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/classes/metadata_scm.bbclass b/meta/classes/metadata_scm.bbclass
new file mode 100644
index 0000000..237e618
--- /dev/null
+++ b/meta/classes/metadata_scm.bbclass
@@ -0,0 +1,82 @@
+METADATA_BRANCH ?= "${@base_detect_branch(d)}"
+METADATA_REVISION ?= "${@base_detect_revision(d)}"
+
+def base_detect_revision(d):
+ path = base_get_scmbasepath(d)
+
+ scms = [base_get_metadata_git_revision, \
+ base_get_metadata_svn_revision]
+
+ for scm in scms:
+ rev = scm(path, d)
+ if rev != "<unknown>":
+ return rev
+
+ return "<unknown>"
+
+def base_detect_branch(d):
+ path = base_get_scmbasepath(d)
+
+ scms = [base_get_metadata_git_branch]
+
+ for scm in scms:
+ rev = scm(path, d)
+ if rev != "<unknown>":
+ return rev.strip()
+
+ return "<unknown>"
+
+def base_get_scmbasepath(d):
+ return d.getVar( 'COREBASE', True)
+
+def base_get_metadata_monotone_branch(path, d):
+ monotone_branch = "<unknown>"
+ try:
+ with open("%s/_MTN/options" % path) as f:
+ monotone_branch = f.read().strip()
+ if monotone_branch.startswith( "database" ):
+ monotone_branch_words = monotone_branch.split()
+ monotone_branch = monotone_branch_words[ monotone_branch_words.index( "branch" )+1][1:-1]
+ except:
+ pass
+ return monotone_branch
+
+def base_get_metadata_monotone_revision(path, d):
+ monotone_revision = "<unknown>"
+ try:
+ with open("%s/_MTN/revision" % path) as f:
+ monotone_revision = f.read().strip()
+ if monotone_revision.startswith( "format_version" ):
+ monotone_revision_words = monotone_revision.split()
+ monotone_revision = monotone_revision_words[ monotone_revision_words.index( "old_revision" )+1][1:-1]
+ except IOError:
+ pass
+ return monotone_revision
+
+def base_get_metadata_svn_revision(path, d):
+ # This only works with older subversion. For newer versions
+ # this function will need to be fixed by someone interested
+ revision = "<unknown>"
+ try:
+ with open("%s/.svn/entries" % path) as f:
+ revision = f.readlines()[3].strip()
+ except (IOError, IndexError):
+ pass
+ return revision
+
+def base_get_metadata_git_branch(path, d):
+ branch = os.popen('cd %s; git branch 2>&1 | grep "^* " | tr -d "* "' % path).read()
+
+ if len(branch) != 0:
+ return branch
+ return "<unknown>"
+
+def base_get_metadata_git_revision(path, d):
+ f = os.popen("cd %s; git log -n 1 --pretty=oneline -- 2>&1" % path)
+ data = f.read()
+ if f.close() is None:
+ rev = data.split(" ")[0]
+ if len(rev) != 0:
+ return rev
+ return "<unknown>"
+