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
  16 if (LIBEVENT_LIB AND LIBEVENT_INCLUDE_DIR)
  17   set(LibEvent_FOUND TRUE)
  18   set(LIBEVENT_LIB ${LIBEVENT_LIB})
  19 else ()
  20   set(LibEvent_FOUND FALSE)
  21 endif ()
  22
  23 if (LibEvent_FOUND)
  24   if (NOT LibEvent_FIND_QUIETLY)
  25     message(STATUS "Found libevent: ${LIBEVENT_LIB}")
  26   endif ()
  27 else ()
  28   if (LibEvent_FIND_REQUIRED)
  29     message(FATAL_ERROR "Could NOT find libevent.")
  30   endif ()
  31   message(STATUS "libevent NOT found.")
  32 endif ()
  33
  34 mark_as_advanced(
  35     LIBEVENT_LIB
  36     LIBEVENT_INCLUDE_DIR
  37   )