From: Sergei Trofimovich <siarheit@google.com>
Date: Sun, 19 Jul 2015 09:30:05 +0000 (+0100)
Subject: perf tools: Fix makefile generation under dash
X-Git-Tag: firefly_0821_release~176^2~1201^2~63^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=52c0a18b9010fb19d10889e8a00aa784197d357c;p=firefly-linux-kernel-4.4.55.git

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>
---

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index a9b93d1ecefa..8768f84e42a5 100644
--- 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)