1# 2# libwebsockets - small server side websockets and web server implementation 3# 4# Copyright (C) 2010 - 2020 Andy Green <andy@warmcat.com> 5# 6# Permission is hereby granted, free of charge, to any person obtaining a copy 7# of this software and associated documentation files (the "Software"), to 8# deal in the Software without restriction, including without limitation the 9# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10# sell copies of the Software, and to permit persons to whom the Software is 11# furnished to do so, subject to the following conditions: 12# 13# The above copyright notice and this permission notice shall be included in 14# all copies or substantial portions of the Software. 15# 16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 22# IN THE SOFTWARE. 23# 24# The strategy is to only export to PARENT_SCOPE 25# 26# - changes to LIB_LIST 27# - includes via include_directories 28# 29# and keep everything else private 30 31include_directories(.) 32 33set(LWS_LIBEVENT_INCLUDE_DIRS CACHE PATH "Path to the libevent include directory") 34set(LWS_LIBEVENT_LIBRARIES CACHE PATH "Path to the libevent library") 35 36if (NOT LIBEVENT_FOUND) 37 find_path(LIBEVENT_INCLUDE_DIRS NAMES event2/event.h) 38 find_library(LIBEVENT_LIBRARIES NAMES event) 39endif() 40message("libevent include dir: ${LIBEVENT_INCLUDE_DIRS}") 41message("libevent libraries: ${LIBEVENT_LIBRARIES}") 42include_directories("${LIBEVENT_INCLUDE_DIRS}") 43 44if ("${LWS_LIBEVENT_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEVENT_INCLUDE_DIRS}" STREQUAL "") 45else() 46 set(LIBEVENT_LIBRARIES ${LWS_LIBEVENT_LIBRARIES}) 47 set(LIBEVENT_INCLUDE_DIRS ${LWS_LIBEVENT_INCLUDE_DIRS}) 48endif() 49 50 51if (LWS_WITH_EVLIB_PLUGINS) 52 53 create_evlib_plugin(evlib_event 54 libevent.c 55 private-lib-event-libs-libevent.h 56 ${LIBEVENT_LIBRARIES}) 57 58else() 59 60 list(APPEND LIB_LIST ${LIBEVENT_LIBRARIES}) 61 set(LIBEVENT_FOUND 1 PARENT_SCOPE) 62 if (LWS_WITH_NETWORK) 63 list(APPEND SOURCES 64 event-libs/libevent/libevent.c) 65 endif() 66endif() 67 68# 69# Keep explicit parent scope exports at end 70# 71 72exports_to_parent_scope() 73