###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007-2016  IPFire Team  <info@ipfire.org>                     #
#                                                                             #
# 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 3 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/>.       #
#                                                                             #
###############################################################################

###############################################################################
# Definitions
###############################################################################

include Config

VER        = 2.76

THISAPP    = dnsmasq-$(VER)
DL_FILE    = $(THISAPP).tar.xz
DL_FROM    = $(URL_IPFIRE)
DIR_APP    = $(DIR_SRC)/$(THISAPP)
TARGET     = $(DIR_INFO)/$(THISAPP)

# We cannot use INOTIFY because our ISC reader code does not support that
COPTS      = -DHAVE_ISC_READER -DNO_INOTIFY

###############################################################################
# Top-level Rules
###############################################################################

objects = $(DL_FILE)

$(DL_FILE) = $(DL_FROM)/$(DL_FILE)

$(DL_FILE)_MD5 = 00f5ee66b4e4b7f14538bf62ae3c9461

install : $(TARGET)

check : $(patsubst %,$(DIR_CHK)/%,$(objects))

download :$(patsubst %,$(DIR_DL)/%,$(objects))

md5 : $(subst %,%_MD5,$(objects))

###############################################################################
# Downloading, checking, md5sum
###############################################################################

$(patsubst %,$(DIR_CHK)/%,$(objects)) :
	@$(CHECK)

$(patsubst %,$(DIR_DL)/%,$(objects)) :
	@$(LOAD)

$(subst %,%_MD5,$(objects)) :
	@$(MD5)

###############################################################################
# Installation Details
###############################################################################

$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
	@$(PREBUILD)
	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/001-Calculate_length_of_TFTP_error_reply_correctly.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/002-Zero_newly_malloc_ed_memory.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/003-Check_return_of_expand_always.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/004-Fix_editing_error_on_man_page.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/005-Manpage_typo.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/006-Fix_bad_behaviour_with_some_DHCP_option_arrangements.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/007-Fix_logic_error_in_Linux_netlink_code.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/008-Fix_problem_with_--dnssec-timestamp.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/009-malloc_memset_calloc_for_efficiency.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/010-Zero_packet_buffers_before_building_output_to_reduce_risk_of_information_leakage.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/011-Dont_reset_packet_length_on_transmission_in_case_of_retransmission.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/012-Compile-time_check_on_buffer_sizes_for_leasefile_parsing_code.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/013-auth-zone_allow_to_exclude_ip_addresses_from_answer.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/014-Bump_auth_zone_serial_when_reloading_etc_hosts_and_friends.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/015-Handle_v4-mapped_IPv6_addresses_sanely_for_--synth-domain.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq/016-Refactor_openBSD_pftables_code_to_remove_blatant_copyright_violation.patch
	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/dnsmasq-Add-support-to-read-ISC-DHCP-lease-file.patch

	cd $(DIR_APP) && sed -i src/config.h \
		-e 's|/\* #define HAVE_IDN \*/|#define HAVE_IDN|g' \
		-e 's|/\* #define HAVE_DNSSEC \*/|#define HAVE_DNSSEC|g' \
		-e 's|#define HAVE_DHCP|//#define HAVE_DHCP|g' \
		-e 's|#define HAVE_DHCP6|//#define HAVE_DHCP6|g' \
		-e 's|#define HAVE_TFTP|//#define HAVE_TFTP|g'

	cd $(DIR_APP) && make CFLAGS="$(CFLAGS)" COPTS="$(COPTS)" \
		PREFIX=/usr all install
	@rm -rf $(DIR_APP)
	@$(POSTBUILD)