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tools/perf/build: Clean up the mmap logic in config/Makefile

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Nest the rules properly. No change in functionality.

Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/n/tip-wwktuHl4Ra5lyrrretkxmxqf@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2013-10-07 10:05:51 +02:00
parent 8295d4e272
commit fb3d333b3f
1 changed files with 26 additions and 25 deletions
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51
tools/perf/config/Makefile
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@ -199,37 +199,38 @@ else
endif # NO_LIBELF
ifndef NO_LIBELF
CFLAGS += -DHAVE_LIBELF_SUPPORT
FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y)
CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
endif
ifeq ($(call try-cc,$(SOURCE_ELF_GETPHDRNUM),$(FLAGS_LIBELF),-DHAVE_ELF_GETPHDRNUM_SUPPORT),y)
CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
endif
CFLAGS += -DHAVE_LIBELF_SUPPORT
FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
# include ARCH specific config
-include $(src-perf)/arch/$(ARCH)/Makefile
ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y)
CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
endif
ifndef NO_DWARF
ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
NO_DWARF := 1
else
CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
LDFLAGS += $(LIBDW_LDFLAGS)
EXTLIBS += -lelf -ldw
endif # PERF_HAVE_DWARF_REGS
endif # NO_DWARF
ifeq ($(call try-cc,$(SOURCE_ELF_GETPHDRNUM),$(FLAGS_LIBELF),-DHAVE_ELF_GETPHDRNUM_SUPPORT),y)
CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
endif
# include ARCH specific config
-include $(src-perf)/arch/$(ARCH)/Makefile
ifndef NO_DWARF
ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
NO_DWARF := 1
else
CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
LDFLAGS += $(LIBDW_LDFLAGS)
EXTLIBS += -lelf -ldw
endif # PERF_HAVE_DWARF_REGS
endif # NO_DWARF
endif # NO_LIBELF
ifndef NO_LIBELF
CFLAGS += -DHAVE_LIBELF_SUPPORT
FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y)
CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
endif # try-cc
CFLAGS += -DHAVE_LIBELF_SUPPORT
FLAGS_LIBELF=$(CFLAGS) $(LDFLAGS) $(EXTLIBS)
ifeq ($(call try-cc,$(SOURCE_ELF_MMAP),$(FLAGS_LIBELF),-DHAVE_LIBELF_MMAP_SUPPORT),y)
CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
endif # try-cc
endif # NO_LIBELF
# There's only x86 (both 32 and 64) support for CFI unwind so far