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https://github.com/warmcat/libwebsockets.git
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77 lines
2.8 KiB
Text
77 lines
2.8 KiB
Text
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#
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# libwebsockets - small server side websockets and web server implementation
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#
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# Copyright (C) 2010 - 2020 Andy Green <andy@warmcat.com>
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to
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# deal in the Software without restriction, including without limitation the
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# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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# sell copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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#
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# The strategy is to only export to PARENT_SCOPE
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#
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# - changes to LIB_LIST
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# - includes via include_directories
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#
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# and keep everything else private
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include_directories(.)
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set(LWS_LIBEV_LIBRARIES CACHE PATH "Path to the libev library")
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set(LWS_LIBEV_INCLUDE_DIRS CACHE PATH "Path to the libev include directory")
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if (NOT LIBEV_FOUND)
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find_path(LIBEV_INCLUDE_DIRS NAMES ev.h)
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find_library(LIBEV_LIBRARIES NAMES ev)
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endif()
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message("libev include dir: ${LIBEV_INCLUDE_DIRS}")
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message("libev libraries: ${LIBEV_LIBRARIES}")
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include_directories("${LIBEV_INCLUDE_DIRS}")
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list(APPEND LIB_LIST ${LIBEV_LIBRARIES})
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if ("${LWS_LIBEV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEV_INCLUDE_DIRS}" STREQUAL "")
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else()
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set(LIBEV_LIBRARIES ${LWS_LIBEV_LIBRARIES})
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set(LIBEV_INCLUDE_DIRS ${LWS_LIBEV_INCLUDE_DIRS})
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endif()
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list(APPEND SOURCES
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event-libs/libev/libev.c)
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# see README.build.md for discussion of why of the supported event libs,
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# only libev cannot cope with -Werror
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set_source_files_properties(event-libs/libev/libev.c
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PROPERTIES COMPILE_FLAGS "-Wno-error" )
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set(CMAKE_REQUIRED_LIBRARIES ${LIB_LIST})
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CHECK_C_SOURCE_COMPILES(
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"#include <ev.h>
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int main(int argc, char **argv) { return EVBACKEND_LINUXAIO; }
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" LWS_HAVE_EVBACKEND_LINUXAIO)
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CHECK_C_SOURCE_COMPILES(
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"#include <ev.h>
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int main(int argc, char **argv) { return EVBACKEND_IOURING; }
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" LWS_HAVE_EVBACKEND_IOURING)
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#
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# Keep explicit parent scope exports at end
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#
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exports_to_parent_scope()
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set(LWS_HAVE_EVBACKEND_LINUXAIO ${LWS_HAVE_EVBACKEND_LINUXAIO} PARENT_SCOPE)
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set(LWS_HAVE_EVBACKEND_IOURING ${LWS_HAVE_EVBACKEND_IOURING} PARENT_SCOPE)
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