# Copyright (C) 2012       Alejandro Mery <amery@geeks.cl>
# Copyright (C) 2012,2013  Henrik Nordstrom <henrik@henriknordstrom.net>
# Copyright (C) 2013       Patrick Wood <patrickhwood@gmail.com>
# Copyright (C) 2013       Pat Wood <Pat.Wood@efi.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

CC ?= gcc
CFLAGS = -g -O0 -Wall -Wextra
CFLAGS += -std=c99 $(DEFINES)
CFLAGS += -Iinclude/

DEFINES = -D_POSIX_C_SOURCE=200112L
# Define _BSD_SOURCE, necessary to expose all endian conversions properly.
# See http://linux.die.net/man/3/endian
DEFINES += -D_BSD_SOURCE
# glibc 2.20+ also requires _DEFAULT_SOURCE
DEFINES += -D_DEFAULT_SOURCE
ifeq (NetBSD,$(OS))
# add explicit _NETBSD_SOURCE, see https://github.com/linux-sunxi/sunxi-tools/pull/22
DEFINES += -D_NETBSD_SOURCE
endif

# Tools useful on host and target
TOOLS = sunxi-fexc

# Symlinks to sunxi-fexc
FEXC_LINKS = bin2fex fex2bin

.PHONY: all clean

all: tools

tools: $(FEXC_LINKS)

clean:
	@rm -vf $(TOOLS) $(FEXC_LINKS)
	@rm -vf *.o *.elf *.sunxi *.bin *.nm *.orig

$(TOOLS): Makefile common.h

fex2bin bin2fex: sunxi-fexc
	ln -nsf $< $@

sunxi-fexc: fexc.h script.h script.c \
	script_uboot.h script_uboot.c \
	script_bin.h script_bin.c \
	script_fex.h script_fex.c

sunxi-%: %.c
	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(filter %.c,$^) $(LIBS)

.gitignore: Makefile
	@for x in $(TOOLS) $(FEXC_LINKS) '*.o' '*.swp'; do \
		echo "$$x"; \
	done > $@