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_LIBUV_LIBRARIES CACHE PATH "Path to the libuv library") 34set(LWS_LIBUV_INCLUDE_DIRS CACHE PATH "Path to the libuv include directory") 35 36if ("${LWS_LIBUV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBUV_INCLUDE_DIRS}" STREQUAL "") 37 if (NOT LIBUV_FOUND) 38 find_path(LIBUV_INCLUDE_DIRS NAMES uv.h) 39 find_library(LIBUV_LIBRARIES NAMES uv) 40 endif() 41else() 42 set(LIBUV_LIBRARIES ${LWS_LIBUV_LIBRARIES}) 43 set(LIBUV_INCLUDE_DIRS ${LWS_LIBUV_INCLUDE_DIRS}) 44endif() 45 46message("libuv include dir: ${LIBUV_INCLUDE_DIRS}") 47message("libuv libraries: ${LIBUV_LIBRARIES}") 48 49include_directories("${LIBUV_INCLUDE_DIRS}") 50 51CHECK_INCLUDE_FILE(uv-version.h LWS_HAVE_UV_VERSION_H) 52 # libuv changed the location in 1.21.0. Retain both 53 # checks temporarily to ensure a smooth transition. 54 if (NOT LWS_HAVE_UV_VERSION_H) 55 CHECK_INCLUDE_FILE(uv/version.h LWS_HAVE_NEW_UV_VERSION_H) 56 endif() 57 58 if (LWS_WITH_EVLIB_PLUGINS AND LWS_WITH_LIBUV) 59 60 create_evlib_plugin(evlib_uv 61 libuv.c 62 private-lib-event-libs-libuv.h 63 ${LIBUV_LIBRARIES}) 64 endif() 65 66 # wanting libuv in the library is a separate question than 67 # wanting libuv as a selectable event loop plugin 68 # we only came here because LWS_WITH_LIBUV or LWS_WITH_LIBUV_INTERNAL 69 70 if ((NOT LWS_WITH_EVLIB_PLUGINS) OR LWS_WITH_LIBUV_INTERNAL) 71 list(APPEND LIB_LIST ${LIBUV_LIBRARIES}) 72 73 if (LWS_WITH_NETWORK) 74 list(APPEND SOURCES 75 event-libs/libuv/libuv.c) 76 endif() 77 endif() 78 79# 80# Keep explicit parent scope exports at end 81# 82 83exports_to_parent_scope() 84set(LWS_HAVE_UV_VERSION_H ${LWS_HAVE_UV_VERSION_H} PARENT_SCOPE) 85set(LWS_HAVE_NEW_UV_VERSION_H ${LWS_HAVE_NEW_UV_VERSION_H} PARENT_SCOPE) 86