openwrtv4/target/linux/generic/patches-4.1/011-perf-tools-Fix-makefile-generation-under-dash.patch
Felix Fietkau 09ad818ffc kernel: backport perf build fixes to 4.1
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48231
2016-01-14 01:00:38 +00:00

27 lines
1 KiB
Diff

From: Sergei Trofimovich <siarheit@google.com>
Date: Sun, 19 Jul 2015 10:30:05 +0100
Subject: [PATCH] perf tools: Fix makefile generation under dash
Under dash 'echo -n' yields '-n' to stdout. Use printf "" instead.
Signed-off-by: Sergei Trofimovich <siarheit@google.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1437298205-29305-1-git-send-email-siarheit@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -11,7 +11,7 @@ ifneq ($(obj-perf),)
obj-perf := $(abspath $(obj-perf))/
endif
-$(shell echo -n > $(OUTPUT).config-detected)
+$(shell printf "" > $(OUTPUT).config-detected)
detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)