perf: Auto-detect libbfd

BUILTIN_OBJS += builtin-top.o

PERFLIBS = $(LIB_FILE)

EXTLIBS = -lbfd -liberty

#

# Platform specific tweaks

	PTHREAD_LIBS =

endif

ifdef NO_DEMANGLE

	BASIC_CFLAGS += -DNO_DEMANGLE

else

	has_bfd := $(shell sh -c "(echo '\#include <stdio.h>'; echo '\#include <bfd.h>'; echo '\#ifndef DMGL_PARAMS'; echo '\#define DMGL_PARAMS (1 << 0)'; echo '\#define DMGL_ANSI (1 << 1)'; echo '\#endif'; echo 'int main(int argc, char **argv) { bfd_demangle(NULL, argv[0], DMGL_PARAMS | DMGL_ANSI); return 0; }') | gcc -x c - -lbfd > /dev/null 2>&1 && echo y")

	has_bfd_iberty := $(shell sh -c "(echo '\#include <stdio.h>'; echo '\#include <bfd.h>'; echo '\#ifndef DMGL_PARAMS'; echo '\#define DMGL_PARAMS (1 << 0)'; echo '\#define DMGL_ANSI (1 << 1)'; echo '\#endif'; echo 'int main(int argc, char **argv) { bfd_demangle(NULL, argv[0], DMGL_PARAMS | DMGL_ANSI); return 0; }') | gcc -x c - -lbfd -liberty > /dev/null 2>&1 && echo y")

	ifeq ($(has_bfd),y)

		EXTLIBS += -lbfd

	else ifeq ($(has_bfd_iberty),y)

		EXTLIBS += -lbfd -liberty

	else

		BASIC_CFLAGS += -DNO_DEMANGLE

	endif

endif

ifndef CC_LD_DYNPATH

	ifdef NO_R_TO_GCC_LINKER

		# Some gcc does not accept and pass -R to the linker to specify

#include <libelf.h>

#include <gelf.h>

#include <elf.h>

#ifndef NO_DEMANGLE

#include <bfd.h>

#else

static inline

char *bfd_demangle(void __used *v, const char __used *c, int __used i)

{

	return NULL;

}

#endif

const char *sym_hist_filter;