Makefile to execute all compilation steps

Makefile

@@ -0,0 +1,64 @@
+NDK_PATH=$(shell dirname `which ndk-build`)
+SDK_PATH=$(shell dirname `which android`)
+NUMCPUS=$(shell grep -c '^processor' /proc/cpuinfo)
+TOPDIR=$(shell pwd)
+PATCH_FFMPEG=$(shell cd submodules/externals/ffmpeg && git status | grep neon)
+
+all: prepare-sources generate-libs generate-apk install-apk
+
+prepare-ffmpeg:
+ifeq ($(PATCH_FFMPEG),)
+	@patch -p0 < $(TOPDIR)/patches/ffmpeg_scalar_product_remove_alignment_hints.patch
+endif
+
+prepare-ilbc:
+	@cd $(TOPDIR)/submodules/libilbc-rfc3951 && \
+	./autogen.sh && \
+	./configure && make \
+	|| ( echo "iLBC prepare stage failed" ; exit 1 )
+
+prepare-vpx:
+	@cd $(TOPDIR)/submodules/externals/libvpx && \
+	./configure --target=armv7-android-gcc --sdk-path=$(NDK_PATH) --enable-error-concealment && \
+	make clean && \
+	make asm_com_offsets.asm \
+	|| ( echo "VP8 prepare stage failed." ; exit 1 )
+
+prepare-silk:
+	@cd $(TOPDIR)/submodules/mssilk && \
+	./autogen.sh && \
+	./configure --host=arm-linux MEDIASTREAMER_CFLAGS=" " MEDIASTREAMER_LIBS=" " && \
+	cd sdk && make extract-sources \
+	|| ( echo "SILK audio plugin prepare state failed." ; exit 1 )
+
+prepare-srtp:
+	@cd $(TOPDIR)/submodules/externals/srtp/ && \
+	cp ../build/srtp/config.h . \
+	|| ( echo "SRTP prepare state failed." ; exit 1 )
+
+prepare-mediastreamer2:
+	@cd $(TOPDIR)/submodules/linphone/mediastreamer2/src/ && \
+	cat Makefile.am | grep xxd | grep yuv2rgb.vs | sed 's/$$builddir/./' && \
+	cat Makefile.am | grep xxd | grep yuv2rgb.fs | sed 's/$$builddir/./' && \
+	if ! [ -e yuv2rgb.vs.h ]; then echo "yuv2rgb.vs.h creation error (do you have 'xxd' application installed ?)"; exit 1; fi && \
+	if ! [ -e yuv2rgb.fs.h ]; then echo "yuv2rgb.fs.h creation error (do you have 'xxd' application installed ?)"; exit 1; fi
+
+prepare-sources: prepare-ffmpeg prepare-ilbc prepare-vpx prepare-silk prepare-srtp prepare-mediastreamer2
+
+generate-libs: 
+	$(NDK_PATH)/ndk-build -j$(NUMCPUS)
+
+update-project:
+	$(SDK_PATH)/android update project --path .
+
+generate-apk:
+	ant clean debug
+
+install-apk: generate-apk
+	ant installd
+
+clean:
+	$(NDK_PATH)/ndk-build clean
+	ant clean
+
+.PHONY: clean