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      1 # Copyright (C) 2011 The Android Open Source Project
      2 #
      3 # Licensed under the Apache License, Version 2.0 (the "License");
      4 # you may not use this file except in compliance with the License.
      5 # You may obtain a copy of the License at
      6 #
      7 #      http://www.apache.org/licenses/LICENSE-2.0
      8 #
      9 # Unless required by applicable law or agreed to in writing, software
     10 # distributed under the License is distributed on an "AS IS" BASIS,
     11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     12 # See the License for the specific language governing permissions and
     13 # limitations under the License.
     14 #
     15 
     16 # The following variables can be over-ridden by the caller
     17 CC        := gcc
     18 CXX       := g++
     19 STRIP     := strip
     20 BUILD_DIR := /tmp/ndk-$(USER)/build/build-ndk-stack
     21 PROGNAME  := /tmp/ndk-$(USER)/ndk-stack
     22 
     23 EXECUTABLE := $(PROGNAME)
     24 
     25 all: $(EXECUTABLE)
     26 
     27 # The rest should be left alone
     28 EXTRA_CFLAGS := -Wall
     29 EXTRA_LDFLAGS := -lstdc++
     30 
     31 ifneq (,$(strip $(DEBUG)))
     32   CFLAGS += -O0 -g
     33   hide = @
     34   strip-cmd =
     35 else
     36   CFLAGS += -O2 -s
     37   hide =
     38   strip-cmd = $(STRIP) $1
     39 endif
     40 
     41 ELFF_SOURCES := elff/dwarf_cu.cc \
     42                 elff/dwarf_die.cc \
     43                 elff/dwarf_utils.cc \
     44                 elff/elf_alloc.cc \
     45                 elff/elf_file.cc \
     46                 elff/elf_mapped_section.cc \
     47                 elff/elff_api.cc \
     48                 elff/mapfile.c
     49 
     50 REGEX_SOURCES := regex/regcomp.c \
     51                  regex/regerror.c \
     52                  regex/regexec.c \
     53                  regex/regfree.c
     54 
     55 NDK_STACK_SOURCES := ndk-stack.c \
     56                      ndk-stack-parser.c
     57 
     58 SOURCES := $(NDK_STACK_SOURCES) $(ELFF_SOURCES) $(REGEX_SOURCES)
     59 
     60 OBJECTS=
     61 
     62 define build-c-object
     63 OBJECTS += $1
     64 $1: $2
     65 	mkdir -p $$(dir $1)
     66 	$$(CC) $$(CFLAGS) $$(EXTRA_CFLAGS) -c -o $1 $2
     67 endef
     68 
     69 define build-cxx-object
     70 OBJECTS += $1
     71 $1: $2
     72 	mkdir -p $$(dir $1)
     73 	$$(CXX) $$(CFLAGS) $$(EXTRA_CFLAGS) -c -o $1 $2
     74 endef
     75 
     76 $(foreach src,$(filter %.c,$(SOURCES)),\
     77     $(eval $(call build-c-object,$(BUILD_DIR)/$(src:%.c=%.o),$(src)))\
     78 )
     79 
     80 $(foreach src,$(filter %.cc,$(SOURCES)),\
     81     $(eval $(call build-cxx-object,$(BUILD_DIR)/$(src:%.cc=%.o),$(src)))\
     82 )
     83 
     84 clean:
     85 	rm -f $(EXECUTABLE)
     86 
     87 $(EXECUTABLE): $(OBJECTS)
     88 	$(CXX) $(LDFLAGS) $(OBJECTS) -o $@ $(EXTRA_LDFLAGS)
     89 	$(call strip-cmd,$@)
     90