[OE-core] [PATCH 1/2] buildtools-tarball.bb: fix unexpected operator

[Robert Yang]

Fixed:
run.create_sdk_files.45747: 131: [: =: unexpected operator

The SDKMACHINE is not set by default.

Signed-off-by: Robert Yang <liezhi.yang at windriver.com>
---
 meta/recipes-core/meta/buildtools-tarball.bb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/meta/recipes-core/meta/buildtools-tarball.bb b/meta/recipes-core/meta/buildtools-tarball.bb
index 7186ac4..d39bd9a 100644
--- a/meta/recipes-core/meta/buildtools-tarball.bb
+++ b/meta/recipes-core/meta/buildtools-tarball.bb
@@ -58,7 +58,7 @@ create_sdk_files_append () {
 
 	echo 'export GIT_SSL_CAINFO="${SDKPATHNATIVE}${sysconfdir}/ssl/certs/ca-certificates.crt"' >>$script
 
-	if [ ${SDKMACHINE} = "i686" ]; then
+	if [ "${SDKMACHINE}" = "i686" ]; then
 		echo 'export NO32LIBS="0"' >>$script
 		echo 'echo "$BB_ENV_EXTRAWHITE" | grep -q "NO32LIBS"' >>$script
 		echo '[ $? != 0 ] && export BB_ENV_EXTRAWHITE="NO32LIBS $BB_ENV_EXTRAWHITE"' >>$script
-- 
2.8.0