CMake/FindLibEvent.cmake

   1 # - Find LibEvent (a cross event library)
   2 # This module defines
   3 # LIBEVENT_INCLUDE_DIR, where to find LibEvent headers
   4 # LIBEVENT_LIB, LibEvent libraries
   5 # LibEvent_FOUND, If false, do not try to use libevent
   6
   7 set(LibEvent_EXTRA_PREFIXES /usr/local /opt/local "$ENV{HOME}")
   8 foreach(prefix ${LibEvent_EXTRA_PREFIXES})
   9   list(APPEND LibEvent_INCLUDE_PATHS "${prefix}/include")
  10   list(APPEND LibEvent_LIB_PATHS "${prefix}/lib")
  11 endforeach()
  12
  13 find_path(LIBEVENT_INCLUDE_DIR event.h PATHS ${LibEvent_INCLUDE_PATHS})
  14 find_library(LIBEVENT_LIB NAMES event PATHS ${LibEvent_LIB_PATHS})
  15 find_library(LIBEVENT_PTHREAD_LIB NAMES event_pthreads PATHS ${LibEvent_LIB_PATHS})
  16
  17 if (LIBEVENT_LIB AND LIBEVENT_INCLUDE_DIR AND LIBEVENT_PTHREAD_LIB)
  18   set(LibEvent_FOUND TRUE)
  19   set(LIBEVENT_LIB ${LIBEVENT_LIB} ${LIBEVENT_PTHREAD_LIB})
  20 else ()
  21   set(LibEvent_FOUND FALSE)
  22 endif ()
  23
  24 if (LibEvent_FOUND)
  25   if (NOT LibEvent_FIND_QUIETLY)
  26     message(STATUS "Found libevent: ${LIBEVENT_LIB}")
  27   endif ()
  28 else ()
  29   if (LibEvent_FIND_REQUIRED)
  30     message(FATAL_ERROR "Could NOT find libevent and libevent_pthread.")
  31   endif ()
  32   message(STATUS "libevent and libevent_pthread NOT found.")
  33 endif ()
  34
  35 mark_as_advanced(
  36     LIBEVENT_LIB
  37     LIBEVENT_INCLUDE_DIR
  38   )