CMakeLists.txt

#
# Copyright (c) 2011 Marius Zwicker <marius@mlba-team.de>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

cmake_minimum_required(VERSION 3.13)
INCLUDE (CheckIncludeFiles)

project(kqueue)

if (DARLING)
	include_directories(
		"${CMAKE_SOURCE_DIR}/src/external/xnu"
		"${CMAKE_BINARY_DIR}/src/external/darlingserver/include"
		"${CMAKE_SOURCE_DIR}/src/external/darlingserver/include"
	)
	
	# For epoll
	include_directories("${CMAKE_SOURCE_DIR}/src/external/xnu/darling/src/libsystem_kernel/emulation/include/linux_premigration/ext")
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -nostdinc -DHAVE_SYS_EVENTFD_H -DHAVE_SYS_SIGNALFD_H -DHAVE_SYS_TIMERFD_H -ggdb -O0")

	#add_definitions(-DKERNEL_PRIVATE)
	#add_definitions(-Dkqueue=kqueue_impl -Dkevent=kevent_impl -Dkevent64=kevent64_impl)
	#add_definitions(-Dclose=__close_for_kqueue)
endif (DARLING)

#files
file(GLOB_RECURSE INCL include/*.h)
source_group(includes FILES ${INCL})

if(WIN32)
	file(GLOB SRC 
		src/windows/*.h
		src/windows/*.c
        src/common/*.h
		src/*.c
        src/common/map.c
        src/common/filter.c
        src/common/knote.c
        src/common/kevent.c
        src/common/kqueue.c
	)
	add_definitions(
		-DLIBKQUEUE_EXPORTS
		-D_USRDLL
		-D_WINDLL
	)
    if(MINGW)
        SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}  -march=i486")
        SET(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -march=i486")
    endif()
else()
	file(GLOB SRC 
		src/posix/*.h
		src/posix/platform.c
		src/linux/*.h
		src/linux/platform.c
		src/linux/signal.c
		src/linux/socket.c
		src/linux/timer.c
		src/linux/user.c
		src/linux/vnode.c
		src/linux/write.c
		src/linux/read.c
		src/linux/proc.c
		src/linux/machport.c
		src/linux/fs.c
		src/common/*.h
		src/common/filter.c
		src/common/knote.c
		src/common/map.c
		src/common/kevent.c
		src/common/kqueue.c		
	)
	include_directories(
		src/common
	)
	add_definitions(
		-Wall
		-fpic
		-D_XOPEN_SOURCE=600
		-std=c99
		-fvisibility=hidden
		-D__linux__
	)
endif()
source_group(src FILES ${SRC})

if (DARLING)
	file(GLOB SRC_DARLING
		src/darling/*.h
		src/darling/*.c
	)
	list (APPEND SRC ${SRC_DARLING})
	add_definitions(
		-DDARLING=1
	)
endif (DARLING)

#includes
include_directories(
	include
)

#library (static or shared)
option(STATIC_KQUEUE "Enable to build libkqueue as static lib" OFF)

if (DARLING)
	set (STATIC_KQUEUE ON)
endif (DARLING)

if(STATIC_KQUEUE)
	add_darling_object_library(kqueue ${SRC} ${INCL})
	make_fat(kqueue)
else()
    add_library(kqueue SHARED ${SRC} ${INCL})
endif()

if(WIN32)
	set(LIB ${LIB} Ws2_32)
endif()
if(NOT WIN32 AND NOT DARLING)
	set(LIB ${LIB} pthread)
endif()

#tests
option(KQUEUE_TESTS "Enable to build tests for libkqueue" OFF)
if(KQUEUE_TESTS)
    message("-- Adding tests for libkqueue")
    add_subdirectory(test)
endif()

install(FILES kqueue.2 DESTINATION libexec/darling/usr/share/man/man2)