Merge pull request #1127 from yyuu/sha256sum-extra-whitespaces

Ignore everything after whitespace in the output from sha256sum

bin/ruby-build

@@ -225,7 +225,7 @@ compute_sha2() {
     echo "${output##* }"
   elif type sha256sum &>/dev/null; then
     output="$(sha256sum --quiet)" || return 1
-    echo "${output% *}"
+    echo "${output%% *}"
   else
     return 1
   fi
@@ -240,7 +240,7 @@ compute_md5() {
     echo "${output##* }"
   elif type md5sum &>/dev/null; then
     output="$(md5sum -b)" || return 1
-    echo "${output% *}"
+    echo "${output%% *}"
   else
     return 1
   fi