forked from https://github.com/rna88/irrnet which lacked a proper cmake config
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cmake_minimum_required(VERSION 2.6)
project(enet)
# The "configure" step.
include(CheckFunctionExists)
include(CheckStructHasMember)
include(CheckTypeSize)
check_function_exists("fcntl" HAS_FCNTL)
check_function_exists("poll" HAS_POLL)
check_function_exists("gethostbyname_r" HAS_GETHOSTBYNAME_R)
check_function_exists("gethostbyaddr_r" HAS_GETHOSTBYADDR_R)
check_function_exists("inet_pton" HAS_INET_PTON)
check_function_exists("inet_ntop" HAS_INET_NTOP)
check_struct_has_member("struct msghdr" "msg_flags" "sys/types.h;sys/socket.h" HAS_MSGHDR_FLAGS)
set(CMAKE_EXTRA_INCLUDE_FILES "sys/types.h" "sys/socket.h")
check_type_size("socklen_t" HAS_SOCKLEN_T BUILTIN_TYPES_ONLY)
unset(CMAKE_EXTRA_INCLUDE_FILES)
if(HAS_FCNTL)
add_definitions(-DHAS_FCNTL=1)
endif()
if(HAS_POLL)
add_definitions(-DHAS_POLL=1)
endif()
if(HAS_GETHOSTBYNAME_R)
add_definitions(-DHAS_GETHOSTBYNAME_R=1)
endif()
if(HAS_GETHOSTBYADDR_R)
add_definitions(-DHAS_GETHOSTBYADDR_R=1)
endif()
if(HAS_INET_PTON)
add_definitions(-DHAS_INET_PTON=1)
endif()
if(HAS_INET_NTOP)
add_definitions(-DHAS_INET_NTOP=1)
endif()
if(HAS_MSGHDR_FLAGS)
add_definitions(-DHAS_MSGHDR_FLAGS=1)
endif()
if(HAS_SOCKLEN_T)
add_definitions(-DHAS_SOCKLEN_T=1)
endif()
include_directories(${PROJECT_SOURCE_DIR}/include)
add_library(enet STATIC
callbacks.c
compress.c
host.c
list.c
packet.c
peer.c
protocol.c
unix.c
win32.c
)