cmake: fix errors in external when building past point-release

Change-Id: I23b4816e4ef2c6a2fa825fbd063ea25ff2024151
Signed-off-by: Andrew Yourtchenko <ayourtch@gmail.com>

diff --git a/build/external/Makefile b/build/external/Makefile
index c56e16d..bc54efe 100644 (file)
--- a/build/external/Makefile
+++ b/build/external/Makefile
@@ -19,7 +19,7 @@ MAKE ?= make
 MAKE_ARGS ?= -j
 BUILD_DIR        ?= $(CURDIR)/_build
 INSTALL_DIR      ?= $(CURDIR)/_install
-PKG_VERSION ?= $(shell git describe --abbrev=0 | cut -d- -f1 | cut -dv -f2)
+PKG_VERSION ?= $(shell git describe --abbrev=0 | cut -d- -f1 | cut -dv -f2 | cut -d. -f1,2)
 PKG_SUFFIX ?= $(shell git log --oneline v$(PKG_VERSION)-rc0.. . | wc -l)
 JOBS := $(if $(shell [ -f /proc/cpuinfo ] && head /proc/cpuinfo),\
        $(shell grep -c ^processor /proc/cpuinfo), 2)