Step 1: Clone source code from git repos
git clone https://android.googlesource.com/platform/system/core.git |
Step 2: Write a standalone Makefile
vim core/fastboot/Makefile |
# Makefile for fastboot SRCS+=protocol.c SRCS+=engine.c SRCS+=bootimg.c SRCS+=fastboot.c SRCS+=usb_linux.c SRCS+=util_linux.c VPATH+= ../libzipfile SRCS+= centraldir.c SRCS+= zipfile.c CPPFLAGS+= -DADB_HOST=1 CPPFLAGS+= -DHAVE_FORKEXEC=1 CPPFLAGS+= -DHAVE_SYMLINKS CPPFLAGS+= -DHAVE_TERMIO_H CPPFLAGS+= -D_GNU_SOURCE CPPFLAGS+= -D_XOPEN_SOURCE CPPFLAGS+= -I. CPPFLAGS+= -I../include CPPFLAGS+= -I../mkbootimg CPPFLAGS+= -I../../../external/zlib CFLAGS+= -O2 -Wno-unused-parameter LDFLAGS= LIBS= -lrt -lpthread -lz TOOLCHAIN= mipsel-unknown-linux-gnu- CC= $(TOOLCHAIN)gcc LD= $(TOOLCHAIN)gcc OBJS= $(SRCS:.c=.o) all: fastboot fastboot: $(OBJS) $(LD) -o $@ $(LDFLAGS) $(OBJS) $(LIBS) clean: rm -rf $(OBJS) |
Step 3: Build
cd core/fastboot make |
Over!