mirror of https://github.com/ceph/ceph
71 lines
2.4 KiB
CMake
71 lines
2.4 KiB
CMake
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# - Find LTTng
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# Find the Linux Trace Toolkit - next generation with associated includes path.
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# See http://lttng.org/
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#
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# This module accepts the following optional variables:
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# LTTNG_PATH_HINT = A hint on LTTNG install path.
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#
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# This module defines the following variables:
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# LTTNG_FOUND = Was LTTng found or not?
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# LTTNG_EXECUTABLE = The path to lttng command
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# LTTNG_LIBRARIES = The list of libraries to link to when using LTTng
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# LTTNG_INCLUDE_DIR = The path to LTTng include directory
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#
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# On can set LTTNG_PATH_HINT before using find_package(LTTng) and the
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# module with use the PATH as a hint to find LTTng.
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#
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# The hint can be given on the command line too:
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# cmake -DLTTNG_PATH_HINT=/DATA/ERIC/LTTng /path/to/source
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if(LTTNG_PATH_HINT)
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message(STATUS "FindLTTng: using PATH HINT: ${LTTNG_PATH_HINT}")
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else()
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set(LTTNG_PATH_HINT)
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endif()
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#One can add his/her own builtin PATH.
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#FILE(TO_CMAKE_PATH "/DATA/ERIC/LTTng" MYPATH)
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#list(APPEND LTTNG_PATH_HINT ${MYPATH})
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find_path(LTTNG_INCLUDE_DIR
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NAMES lttng/tracepoint.h
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PATHS ${LTTNG_PATH_HINT}
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PATH_SUFFIXES include
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DOC "The LTTng include headers")
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find_path(LTTNG_LIBRARY_DIR
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NAMES liblttng-ust.so
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PATHS ${LTTNG_PATH_HINT}
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PATH_SUFFIXES lib lib64
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DOC "The LTTng libraries")
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find_library(LTTNG_UST_LIBRARY lttng-ust PATHS ${LTTNG_LIBRARY_DIR})
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find_library(URCU_LIBRARY urcu-bp PATHS ${LTTNG_LIBRARY_DIR})
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find_library(UUID_LIBRARY uuid)
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set(LTTNG_LIBRARIES ${LTTNG_UST_LIBRARY} ${URCU_LIBRARY} ${UUID_LIBRARY})
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message(STATUS "Looking for lttng executable...")
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set(LTTNG_NAMES "lttng;lttng-ctl")
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# FIND_PROGRAM twice using NO_DEFAULT_PATH on first shot
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find_program(LTTNG_EXECUTABLE
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NAMES ${LTTNG_NAMES}
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PATHS ${LTTNG_PATH_HINT}/bin
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NO_DEFAULT_PATH
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DOC "The LTTNG command line tool")
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find_program(LEX_PROGRAM
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NAMES ${LTTNG_NAMES}
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PATHS ${LTTNG_PATH_HINT}/bin
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DOC "The LTTNG command line tool")
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# handle the QUIETLY and REQUIRED arguments and set PRELUDE_FOUND to TRUE if
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# all listed variables are TRUE
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include(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(LTTNG
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REQUIRED_VARS LTTNG_INCLUDE_DIR LTTNG_LIBRARY_DIR)
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# VERSION FPHSA options not handled by CMake version < 2.8.2)
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# VERSION_VAR)
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mark_as_advanced(LTTNG_INCLUDE_DIR)
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mark_as_advanced(LTTNG_LIBRARY_DIR)
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