build: remove bash'ism

[[ is not supported by posix bourne shell so use a substring match that is
adamgomulka · Dec 8, 2015 · 2c2fe7e · 2c2fe7e
1 parent 977d361
commit 2c2fe7e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/build b/build
@@ -16,7 +16,7 @@ GIT_SHA=`git rev-parse --short HEAD || echo "GitNotFound"`
 val=$(go version)
 # if 'go version' contains string 'devel', it assumes the go tip branch,
 # which is greater than go 1.5+.
-if [[ $val == *"devel"* ]]
+if test "${val#*devel}" != "$val" 
 then
 	LINK_OPERATOR="="
 else