include/prereq.mk: fix echo commands with simple /bin/sh

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44297 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/include/prereq.mk b/include/prereq.mk
index 83625e3..9bc5e0d 100644 (file)
--- a/include/prereq.mk
+++ b/include/prereq.mk
@@ -30,12 +30,12 @@ define Require
     prereq: prereq-$(1)
 
     prereq-$(1): $(if $(PREREQ_PREV),prereq-$(PREREQ_PREV)) FORCE
-               echo -n "Checking '$(1)'... "
+               printf "Checking '$(1)'... "
                if $(NO_TRACE_MAKE) -f $(firstword $(MAKEFILE_LIST)) check-$(1) >/dev/null 2>/dev/null; then \
                        echo 'ok.'; \
                else \
                        echo 'failed.'; \
-                       echo -e "$(PKG_NAME): $(strip $(2))" >> $(TMP_DIR)/.prereq-error; \
+                       echo "$(PKG_NAME): $(strip $(2))" >> $(TMP_DIR)/.prereq-error; \
                fi
 
     check-$(1): FORCE