cpan_build: Fix bashism

Fix a build failure caused by a bashism and improve quoting whilst in
the area.

(From OE-Core rev: 9eb78340c61acddb0c2012e25c76c18735febb4d)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/meta/classes/cpan_build.bbclass b/meta/classes/cpan_build.bbclass
index 080960212d..78592be987 100644
--- a/meta/classes/cpan_build.bbclass
+++ b/meta/classes/cpan_build.bbclass
@@ -20,7 +20,7 @@ def cpan_build_dep_prepend(d):
 DEPENDS_prepend = "${@cpan_build_dep_prepend(d)}"
 
 cpan_build_do_configure () {
-        if [ ${@is_target(d)} == "yes" ]; then
+        if [ "${@is_target(d)}" = "yes" ]; then
                 # build for target
                 . ${STAGING_LIBDIR}/perl/config.sh
         fi