diff options
Diffstat (limited to 'src/jaegertracing/thrift/build/cmake/FindLibevent.cmake')
| -rw-r--r-- | src/jaegertracing/thrift/build/cmake/FindLibevent.cmake | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/build/cmake/FindLibevent.cmake b/src/jaegertracing/thrift/build/cmake/FindLibevent.cmake new file mode 100644 index 000000000..ac6a078a1 --- /dev/null +++ b/src/jaegertracing/thrift/build/cmake/FindLibevent.cmake @@ -0,0 +1,45 @@ +# find LibEvent +# an event notification library (http://libevent.org/) +# +# Usage: +# LIBEVENT_INCLUDE_DIRS, where to find LibEvent headers +# LIBEVENT_LIBRARIES, LibEvent libraries +# Libevent_FOUND, If false, do not try to use libevent + +set(LIBEVENT_ROOT CACHE PATH "Root directory of libevent installation") +set(LibEvent_EXTRA_PREFIXES /usr/local /opt/local "$ENV{HOME}" ${LIBEVENT_ROOT}) +foreach(prefix ${LibEvent_EXTRA_PREFIXES}) + list(APPEND LibEvent_INCLUDE_PATHS "${prefix}/include") + list(APPEND LibEvent_LIBRARIES_PATHS "${prefix}/lib") +endforeach() + +# Looking for "event.h" will find the Platform SDK include dir on windows +# so we also look for a peer header like evhttp.h to get the right path +find_path(LIBEVENT_INCLUDE_DIRS evhttp.h event.h PATHS ${LibEvent_INCLUDE_PATHS}) + +# "lib" prefix is needed on Windows in some cases +# newer versions of libevent use three libraries +find_library(LIBEVENT_LIBRARIES NAMES event event_core event_extra libevent PATHS ${LibEvent_LIBRARIES_PATHS}) + +if (LIBEVENT_LIBRARIES AND LIBEVENT_INCLUDE_DIRS) + set(Libevent_FOUND TRUE) + set(LIBEVENT_LIBRARIES ${LIBEVENT_LIBRARIES}) +else () + set(Libevent_FOUND FALSE) +endif () + +if (Libevent_FOUND) + if (NOT Libevent_FIND_QUIETLY) + message(STATUS "Found libevent: ${LIBEVENT_LIBRARIES}") + endif () +else () + if (LibEvent_FIND_REQUIRED) + message(FATAL_ERROR "Could NOT find libevent.") + endif () + message(STATUS "libevent NOT found.") +endif () + +mark_as_advanced( + LIBEVENT_LIBRARIES + LIBEVENT_INCLUDE_DIRS + ) |