Log pretty name of op-build driver into VERSION

The environment variable OPBUILD_BUILDNAME will be added to the
VERSION partition with the op-build-buildname label.  For example,
  op-build-buildname-MYSPECIALBUILDNAME
The entry will be omitted if the variable is not set.

Signed-off-by: Daniel Crowell <dcrowell@us.ibm.com>
diff --git a/openpower/package/pkg-versions.mk b/openpower/package/pkg-versions.mk
index 3d967bf..032e864 100644
--- a/openpower/package/pkg-versions.mk
+++ b/openpower/package/pkg-versions.mk
@@ -137,7 +137,7 @@
 
 ####
 # $(1) is the lowercase package version
-# $(2) is the uppercase pacakge version
+# $(2) is the uppercase package version
 ####
 define INNER_OPENPOWER_VERSION
 
@@ -206,6 +206,11 @@
 	| xargs echo \
 	>> $$($(2)_VERSION_FILE); \
 
+# Include the named pnor build name if there is one
+if [ -n "$$(OPBUILD_BUILDNAME)" ]; then \
+     echo -n "	op-build-buildname-" >> $$($(2)_VERSION_FILE); \
+     echo $$(OPBUILD_BUILDNAME) >> $$($(2)_VERSION_FILE); \
+fi
 
 # Combing subpackage version files into $$($(2)_VERSION_FILE)
 $$(foreach verFile,$$(ALL_SUBPACKAGE_VERSIONS),