From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Date: Sun, 6 Jan 2013 05:22:46 +0000 (+0000)
Subject: perf: allow build against libelf when available
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=69030ca5c9324a36ecaf55aa3b23bfa5443b2c8f;p=buildroot.git

perf: allow build against libelf when available

Now that libelf is available thanks to elfutils (for glibc only),
allow to build perf against it if available.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
---

diff --git a/package/perf/perf.mk b/package/perf/perf.mk
index 2aef9005b8..eed30a289c 100644
--- a/package/perf/perf.mk
+++ b/package/perf/perf.mk
@@ -12,8 +12,6 @@ PERF_DEPENDENCIES = linux
 
 PERF_MAKE_FLAGS = \
 	$(LINUX_MAKE_FLAGS) \
-	NO_LIBELF=1 \
-	NO_DWARF=1 \
 	NO_LIBAUDIT=1 \
 	NO_NEWT=1 \
 	NO_GTK2=1 \
@@ -23,6 +21,12 @@ PERF_MAKE_FLAGS = \
 	prefix=/usr \
 	WERROR=0
 
+ifeq ($(BR2_PACKAGE_ELFUTILS),y)
+	PERF_DEPENDENCIES += elfutils
+else
+	PERF_MAKE_FLAGS += NO_LIBELF=1 NO_DWARF=1
+endif
+
 define PERF_BUILD_CMDS
 	$(MAKE) -C $(LINUX_DIR)/tools/perf \
 		$(PERF_MAKE_FLAGS) O=$(@D)