Merge branch 'js/git-version-gen-update'

Build regression fix.

* js/git-version-gen-update:
  GIT-VERSION-GEN: allow it to be run in parallel

Author: gitster

GIT-VERSION-GEN

@@ -86,11 +86,11 @@ sed -e "s|@GIT_VERSION@|$GIT_VERSION|" \
 	-e "s|@GIT_BUILT_FROM_COMMIT@|$GIT_BUILT_FROM_COMMIT|" \
 	-e "s|@GIT_USER_AGENT@|$GIT_USER_AGENT|" \
 	-e "s|@GIT_DATE@|$GIT_DATE|" \
-	"$INPUT" >"$OUTPUT"+
+	"$INPUT" >"$OUTPUT".$$+
 
-if ! test -f "$OUTPUT" || ! cmp "$OUTPUT"+ "$OUTPUT" >/dev/null
+if ! test -f "$OUTPUT" || ! cmp "$OUTPUT".$$+ "$OUTPUT" >/dev/null
 then
-	mv "$OUTPUT"+ "$OUTPUT"
+	mv "$OUTPUT".$$+ "$OUTPUT"
 else
-	rm "$OUTPUT"+
+	rm "$OUTPUT".$$+
 fi