# Copyright 2012 Jared Boone
# Copyright 2013 Benjamin Vernoux
#
# This file is part of HackRF.
#
# 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, 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; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#

# Based heavily upon the libftdi cmake setup.

cmake_minimum_required(VERSION 2.8)
project(libhackrf C)
set(MAJOR_VERSION 0)
set(MINOR_VERSION 1)
set(PACKAGE libhackrf)
set(VERSION_STRING ${MAJOR_VERSION}.${MINOR_VERSION})
set(VERSION ${VERSION_STRING})
set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../cmake/modules)

if(MSVC)
	set(THREADS_USE_PTHREADS_WIN32 true)
else()
	add_definitions(-Wall)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu90")

	INCLUDE(TestBigEndian)
	TEST_BIG_ENDIAN(BIGENDIAN)
	if(${BIGENDIAN})
		 add_definitions(-DHACKRF_BIG_ENDIAN)
	endif(${BIGENDIAN})
endif()
find_package(USB1 REQUIRED)
find_package(Threads REQUIRED)

include_directories(${LIBUSB_INCLUDE_DIR} ${THREADS_PTHREADS_INCLUDE_DIR})

add_subdirectory(src)

########################################################################
# Create Pkg Config File
########################################################################
FOREACH(inc ${LIBUSB_INCLUDE_DIR})
    LIST(APPEND HACKRF_PC_CFLAGS "-I${inc}")
ENDFOREACH(inc)

# use space-separation format for the pc file
STRING(REPLACE ";" " " HACKRF_PC_CFLAGS "${HACKRF_PC_CFLAGS}")
STRING(REPLACE ";" " " HACKRF_PC_LIBS "${HACKRF_PC_LIBS}")

# unset these vars to avoid hard-coded paths to cross environment
IF(CMAKE_CROSSCOMPILING)
    UNSET(HACKRF_PC_CFLAGS)
    UNSET(HACKRF_PC_LIBS)
ENDIF(CMAKE_CROSSCOMPILING)

set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix \${prefix})
set(libdir \${exec_prefix}/lib)
set(includedir \${prefix}/include)

CONFIGURE_FILE(
    ${CMAKE_CURRENT_SOURCE_DIR}/libhackrf.pc.in
    ${CMAKE_CURRENT_BINARY_DIR}/libhackrf.pc
@ONLY)

INSTALL(
    FILES ${CMAKE_CURRENT_BINARY_DIR}/libhackrf.pc
    DESTINATION lib/pkgconfig
)

########################################################################
# Create uninstall target
########################################################################
if(NOT hackrf_all_SOURCE_DIR)
configure_file(
    ${PROJECT_SOURCE_DIR}/../cmake/cmake_uninstall.cmake.in
    ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
@ONLY)

add_custom_target(uninstall
    ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
)
endif()