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-# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
-# file Copyright.txt or https://cmake.org/licensing for details.
-
-#[=======================================================================[.rst:
-FindLTTngUST
-------------
-
-Find
-`Linux Trace Toolkit Next Generation (LTTng-UST) <http://lttng.org/>`__ library.
-
-Imported target
-^^^^^^^^^^^^^^^
-
-This module defines the following :prop_tgt:`IMPORTED` target:
-
-``LTTng::UST``
- The LTTng-UST library, if found
-
-Result variables
-^^^^^^^^^^^^^^^^
-
-This module sets the following
-
-``LTTNGUST_FOUND``
- ``TRUE`` if system has LTTng-UST
-``LTTNGUST_INCLUDE_DIRS``
- The LTTng-UST include directories
-``LTTNGUST_LIBRARIES``
- The libraries needed to use LTTng-UST
-``LTTNGUST_VERSION_STRING``
- The LTTng-UST version
-``LTTNGUST_HAS_TRACEF``
- ``TRUE`` if the ``tracef()`` API is available in the system's LTTng-UST
-``LTTNGUST_HAS_TRACELOG``
- ``TRUE`` if the ``tracelog()`` API is available in the system's LTTng-UST
-#]=======================================================================]
-
-find_path(LTTNGUST_INCLUDE_DIRS NAMES lttng/tracepoint.h)
-find_library(LTTNGUST_LIBRARIES NAMES lttng-ust)
-
-if(LTTNGUST_INCLUDE_DIRS AND LTTNGUST_LIBRARIES)
- # find tracef() and tracelog() support
- set(LTTNGUST_HAS_TRACEF 0)
- set(LTTNGUST_HAS_TRACELOG 0)
-
- if(EXISTS "${LTTNGUST_INCLUDE_DIRS}/lttng/tracef.h")
- set(LTTNGUST_HAS_TRACEF TRUE)
- endif()
-
- if(EXISTS "${LTTNGUST_INCLUDE_DIRS}/lttng/tracelog.h")
- set(LTTNGUST_HAS_TRACELOG TRUE)
- endif()
-
- # get version
- set(lttngust_version_file "${LTTNGUST_INCLUDE_DIRS}/lttng/ust-version.h")
-
- if(EXISTS "${lttngust_version_file}")
- file(STRINGS "${lttngust_version_file}" lttngust_version_major_string
- REGEX "^[\t ]*#define[\t ]+LTTNG_UST_MAJOR_VERSION[\t ]+[0-9]+[\t ]*$")
- file(STRINGS "${lttngust_version_file}" lttngust_version_minor_string
- REGEX "^[\t ]*#define[\t ]+LTTNG_UST_MINOR_VERSION[\t ]+[0-9]+[\t ]*$")
- file(STRINGS "${lttngust_version_file}" lttngust_version_patch_string
- REGEX "^[\t ]*#define[\t ]+LTTNG_UST_PATCHLEVEL_VERSION[\t ]+[0-9]+[\t ]*$")
- string(REGEX REPLACE ".*([0-9]+).*" "\\1"
- lttngust_v_major "${lttngust_version_major_string}")
- string(REGEX REPLACE ".*([0-9]+).*" "\\1"
- lttngust_v_minor "${lttngust_version_minor_string}")
- string(REGEX REPLACE ".*([0-9]+).*" "\\1"
- lttngust_v_patch "${lttngust_version_patch_string}")
- set(LTTNGUST_VERSION_STRING
- "${lttngust_v_major}.${lttngust_v_minor}.${lttngust_v_patch}")
- unset(lttngust_version_major_string)
- unset(lttngust_version_minor_string)
- unset(lttngust_version_patch_string)
- unset(lttngust_v_major)
- unset(lttngust_v_minor)
- unset(lttngust_v_patch)
- endif()
-
- unset(lttngust_version_file)
-
- if(NOT TARGET LTTng::UST)
- add_library(LTTng::UST UNKNOWN IMPORTED)
- set_target_properties(LTTng::UST PROPERTIES
- INTERFACE_INCLUDE_DIRECTORIES "${LTTNGUST_INCLUDE_DIRS}"
- INTERFACE_LINK_LIBRARIES ${CMAKE_DL_LIBS}
- IMPORTED_LINK_INTERFACE_LANGUAGES "C"
- IMPORTED_LOCATION "${LTTNGUST_LIBRARIES}")
- endif()
-
- # add libdl to required libraries
- set(LTTNGUST_LIBRARIES ${LTTNGUST_LIBRARIES} ${CMAKE_DL_LIBS})
-endif()
-
-include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
-find_package_handle_standard_args(LTTngUST FOUND_VAR LTTNGUST_FOUND
- REQUIRED_VARS LTTNGUST_LIBRARIES
- LTTNGUST_INCLUDE_DIRS
- VERSION_VAR LTTNGUST_VERSION_STRING)
-mark_as_advanced(LTTNGUST_LIBRARIES LTTNGUST_INCLUDE_DIRS)