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-rw-r--r--tools/perf/config/Makefile5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 214e17e..5f6f9b3 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -87,7 +87,7 @@ CFLAGS += -Wall
CFLAGS += -Wextra
CFLAGS += -std=gnu99
-EXTLIBS = -lelf -lpthread -lrt -lm
+EXTLIBS = -lelf -lpthread -lrt -lm -ldl
ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y)
CFLAGS += -fstack-protector-all
@@ -180,6 +180,9 @@ FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DLIBELF_MMAP),y)
CFLAGS += -DLIBELF_MMAP
endif
+ifeq ($(call try-cc,$(SOURCE_ELF_GETPHDRNUM),$(FLAGS_LIBELF),-DHAVE_ELF_GETPHDRNUM),y)
+ CFLAGS += -DHAVE_ELF_GETPHDRNUM
+endif
# include ARCH specific config
-include $(src-perf)/arch/$(ARCH)/Makefile
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