linux-kernel - [PATCH 2/3] perf tools: Add feature check for lzma library

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Message-Id: <1422613346-22077-3-git-send-email-jolsa@kernel.org>
Date:	Fri, 30 Jan 2015 11:22:25 +0100
From:	Jiri Olsa <jolsa@...nel.org>
To:	linux-kernel@...r.kernel.org
Cc:	Jiri Olsa <jolsa@...nel.org>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 2/3] perf tools: Add feature check for lzma library

Will be used to decompress 'xz' objects.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/config/Makefile                   | 6 ++++--
 tools/perf/config/feature-checks/Makefile    | 6 +++++-
 tools/perf/config/feature-checks/test-lzma.c | 9 +++++++++
 3 files changed, 18 insertions(+), 3 deletions(-)
 create mode 100644 tools/perf/config/feature-checks/test-lzma.c

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index cc224080b525..d49e1ebb3e41 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -202,7 +202,8 @@ CORE_FEATURE_TESTS =			\
 	stackprotector-all		\
 	timerfd				\
 	libdw-dwarf-unwind		\
-	zlib
+	zlib				\
+	lzma
 
 LIB_FEATURE_TESTS =			\
 	dwarf				\
@@ -217,7 +218,8 @@ LIB_FEATURE_TESTS =			\
 	libslang			\
 	libunwind			\
 	libdw-dwarf-unwind		\
-	zlib
+	zlib				\
+	lzma
 
 VF_FEATURE_TESTS =			\
 	backtrace			\
diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile
index 42ac05aaf8ac..cd0a4eab78ab 100644
--- a/tools/perf/config/feature-checks/Makefile
+++ b/tools/perf/config/feature-checks/Makefile
@@ -31,7 +31,8 @@ FILES=					\
 	test-libdw-dwarf-unwind.bin	\
 	test-compile-32.bin		\
 	test-compile-x32.bin		\
-	test-zlib.bin
+	test-zlib.bin			\
+	test-lzma.bin
 
 CC := $(CROSS_COMPILE)gcc -MD
 PKG_CONFIG := $(CROSS_COMPILE)pkg-config
@@ -147,6 +148,9 @@ test-compile-x32.bin:
 test-zlib.bin:
 	$(BUILD) -lz
 
+test-lzma.bin:
+	$(BUILD) -llzma
+
 -include *.d
 
 ###############################
diff --git a/tools/perf/config/feature-checks/test-lzma.c b/tools/perf/config/feature-checks/test-lzma.c
new file mode 100644
index 000000000000..586bdd0ed87a
--- /dev/null
+++ b/tools/perf/config/feature-checks/test-lzma.c
@@ -0,0 +1,9 @@
+#include <lzma.h>
+
+int main(void)
+{
+	lzma_stream strm = LZMA_STREAM_INIT;
+
+	lzma_stream_decoder(&strm, UINT64_MAX, LZMA_CONCATENATED);
+	return 0;
+}
-- 
1.9.3

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