| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| # - Find LibEvent (a cross event library) |
| # This module defines |
| # LIB_EVENT_INCLUDE_DIR, where to find LibEvent headers |
| # LIB_EVENT_LIBRARY, LibEvent libraries |
| # LibEvent_FOUND, If false, do not try to use libevent |
| |
| set(LibEvent_EXTRA_PREFIXES /usr/local /opt/local "$ENV{HOME}") |
| foreach(prefix ${LibEvent_EXTRA_PREFIXES}) |
| list(APPEND LibEvent_INCLUDE_PATHS "${prefix}/include") |
| list(APPEND LIB_EVENT_LIBRARY_PATHS "${prefix}/lib") |
| endforeach() |
| |
| find_path(LIB_EVENT_INCLUDE_DIR event.h PATHS ${LibEvent_INCLUDE_PATHS}) |
| find_library(LIB_EVENT_LIBRARY NAMES event PATHS ${LIB_EVENT_LIBRARY_PATHS}) |
| find_library(LIBEVENT_PTHREAD_LIB NAMES event_pthreads PATHS ${LIB_EVENT_LIBRARY_PATHS}) |
| |
| if (LIB_EVENT_LIBRARY AND LIB_EVENT_INCLUDE_DIR AND LIBEVENT_PTHREAD_LIB) |
| set(LibEvent_FOUND TRUE) |
| set(LIB_EVENT_LIBRARY ${LIB_EVENT_LIBRARY} ${LIBEVENT_PTHREAD_LIB}) |
| else () |
| set(LibEvent_FOUND FALSE) |
| endif () |
| |
| if (LibEvent_FOUND) |
| if (NOT LibEvent_FIND_QUIETLY) |
| message(STATUS "Found libevent: ${LIB_EVENT_LIBRARY}") |
| endif () |
| else () |
| if (LibEvent_FIND_REQUIRED) |
| message(FATAL_ERROR "Could NOT find libevent and libevent_pthread.") |
| endif () |
| message(STATUS "libevent and libevent_pthread NOT found.") |
| endif () |
| |
| mark_as_advanced( |
| LIB_EVENT_LIBRARY |
| LIB_EVENT_INCLUDE_DIR |
| ) |
| |