added corecdp_metadata_scm.bbclass which provides CORECDP_METADATA_SCM

1 files changed, 34 insertions, 0 deletions

diff --git a/multitech/classes/corecdp_metadata_scm.bbclass b/multitech/classes/corecdp_metadata_scm.bbclass
new file mode 100644
index 0000000..33e56e4
--- /dev/null
+++ b/multitech/classes/corecdp_metadata_scm.bbclass
@@ -0,0 +1,34 @@
+CORECDP_METADATA_SCM = "${@corecdp_get_scm(d)}"
+CORECDP_METADATA_REVISION = "${@corecdp_get_scm_revision(d)}"
+CORECDP_METADATA_BRANCH = "${@corecdp_get_scm_branch(d)}"
+
+def corecdp_get_scm(d):
+	from bb import which
+	baserepo = os.path.dirname(os.path.dirname(os.path.dirname(which(d.getVar("BBPATH", 1), "classes/base.bbclass"))))
+	for (scm, scmpath) in {"svn": ".svn",
+			       "git": ".git",
+			       "monotone": "_MTN"}.iteritems():
+		if os.path.exists(os.path.join(baserepo, scmpath)):
+			return "%s %s" % (scm, baserepo)
+	return "<unknown> %s" % baserepo
+
+def corecdp_get_scm_revision(d):
+	(scm, path) = d.getVar("CORECDP_METADATA_SCM", 1).split()
+	try:
+		if scm != "<unknown>":
+			return globals()["base_get_metadata_%s_revision" % scm](path, d)
+		else:
+			return scm
+	except KeyError:
+		return "<unknown>"
+
+def corecdp_get_scm_branch(d):
+	(scm, path) = d.getVar("CORECDP_METADATA_SCM", 1).split()
+	try:
+		if scm != "<unknown>":
+			return globals()["base_get_metadata_%s_branch" % scm](path, d)
+		else:
+			return scm
+	except KeyError:
+		return "<unknown>"
+