Makefile.android

#
# Makefile
#
# Copyright (C) 2014 Creytiv.com
#
#!/bin/sh

TOBUILD   := bin/sysv/$(TARGET)/crapchat

# Paths to your Android SDK/NDK
# currently it compiles only with android-ndk-r15c
# NDK_PATH  := /opt/android-ndk
NDK_PATH := $(shell which ndk-build)
NDK_PATH := $(shell dirname $(NDK_PATH))
NDK_PATH := $(shell readlink -f $(NDK_PATH))

SDK_PATH  := /opt/android-sdk

PLATFORM  := android-14

# Path to install binaries on your Android-device
TARGET_PATH=/data/local/tmp

OS        := $(shell uname -s | tr "[A-Z]" "[a-z]")

HOST_OS=linux-x86
ifeq ($(OS),linux)
  HOST_OS=linux-$(shell uname -m)
endif
ifeq ($(OS),darwin)
  HOST_OS=darwin-$(shell uname -m)
endif
ifeq ($(OS),windows)
  HOST_OS=windows-$(shell uname -m)
endif

GCCPREFIX := arm-linux-androideabi
GCCVER    := 4.9
ARCH      := armeabi-v7a

# Tools
SYSROOT   := $(NDK_PATH)/platforms/$(PLATFORM)/arch-arm
PREBUILT  := $(NDK_PATH)/toolchains/$(GCCPREFIX)-$(GCCVER)/prebuilt
BIN       := $(PREBUILT)/$(HOST_OS)/bin
CC        := $(BIN)/$(GCCPREFIX)-gcc
CXX       := $(BIN)/$(GCCPREFIX)-g++
RANLIB    := $(BIN)/$(GCCPREFIX)-ranlib
AR        := $(BIN)/$(GCCPREFIX)-ar
ADB       := $(SDK_PATH)/platform-tools/adb
PWD       := $(shell pwd)

LD        := $(BIN)/$(GCCPREFIX)-ld
CPP       := $(BIN)/$(GCCPREFIX)-cpp
CXXCPP    := $(BIN)/$(GCCPREFIX)-cpp -x c++
NM        := $(BIN)/$(GCCPREFIX)-nm
AS        := $(BIN)/$(GCCPREFIX)-as
STRIP     := $(BIN)/$(GCCPREFIX)-strip

UNRESOLVED := -Wl,--no-undefined
SHARED     := -Wl,--gc-sections -Wl,-z,nocopyreloc

STL_SHARED := $(NDK_PATH)/sources/cxx-stl/gnu-libstdc++/$(GCCVER)/libs/$(ARCH)/libgnustl_shared.so

# Compiler and Linker Flags
#
# NOTE: use -isystem to avoid warnings in system header files
CFLAGS    := \
             -isystem $(SYSROOT)/usr/include/ \
             $(HDRS) \
             -march=armv7-a \
             -fPIE \
             -DANDROID \
             -D_LINUX_IPC_H \
             -Wl,--fix-cortex-a8 \
             $(DBG_FLAGS)

CXXFLAGS  := \
             $(CFLAGS) \
             -isystem $(NDK)/sources/cxx-stl/gnu-libstdc++/$(GCCVER)/include \
             -isystem $(NDK)/sources/cxx-stl/gnu-libstdc++/$(GCCVER)/libs/$(ARCH)/include \


LDFLAGS   := \
             --sysroot=$(NDK_PATH)/platforms/$(PLATFORM)/arch-arm \
             -L$(NDK_PATH)/platforms/$(PLATFORM)/arch-arm/usr/lib \
             -no-canonical-prefixes $(UNRESOLVED) -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now \
	         -L$(SYSROOT)/usr/lib/ \
             -L$(NDK_PATH)/sources/cxx-stl/gnu-libstdc++/$(GCCVER)/libs/$(ARCH) \
             -lc -lm -ldl -lz \
             -lgnustl_shared \
             -lsupc++ \
             -lstdc++ \
             -fPIE -pie

LDFLAGS   += \
			 --sysroot=$(NDK_PATH)/platforms/$(PLATFORM)/arch-arm

all: $(TOBUILD)

install: all
	@$(ADB) push --sync $(TOBUILD) $(STL_SHARED) $(TARGET_PATH)

run: install
	@$(ADB) shell "cd $(TARGET_PATH) && LD_LIBRARY_PATH=. ./crapchat $(RUN_ARGS)"