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# SPDX-License-Identifier: LGPL-2.1
#[=======================================================================[.rst:
FindTraceevent
-------
Finds the traceevent library.
Imported Targets
^^^^^^^^^^^^^^^^
This module defines the :prop_tgt:`IMPORTED` targets:
``trace::event``
Defined if the system has libtraceevent.
Result Variables
^^^^^^^^^^^^^^^^
``TraceEvent_FOUND``
True if the system has the libtraceevent library.
``TraceEvent_VERSION``
The version of the libtraceevent library which was found.
``TraceEvent_INCLUDE_DIRS``
Include directories needed to use libtraceevent.
``TraceEvent_LIBRARIES``
Libraries needed to link to libtraceevent.
Cache Variables
^^^^^^^^^^^^^^^
``TraceEvent_INCLUDE_DIR``
The directory containing ``event-parse.h``.
``TraceEvent_LIBRARY``
The path to the traceevent library.
#]=======================================================================]
find_package(PkgConfig QUIET)
pkg_check_modules(PC_TraceEvent QUIET libtraceevent)
set(TraceEvent_VERSION ${PC_TraceEvent_VERSION})
set(TraceEvent_DEFINITIONS ${PC_TraceEvent_CFLAGS_OTHER})
find_path(TraceEvent_INCLUDE_DIR NAMES event-parse.h
HINTS ${PC_TraceEvent_INCLUDE_DIRS}
${PC_TraceEvent_INCLUDEDIR})
find_library(TraceEvent_LIBRARY NAMES traceevent libtraceevent
HINTS ${PC_TraceEvent_LIBDIR}
${PC_TraceEventLIBRARY_DIRS})
mark_as_advanced(TraceEvent_INCLUDE_DIR TraceEvent_LIBRARY)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(TraceEvent DEFAULT_MSG
TraceEvent_LIBRARY TraceEvent_INCLUDE_DIR)
if(TraceEvent_FOUND)
set(TraceEvent_LIBRARIES ${TraceEvent_LIBRARY})
set(TraceEvent_INCLUDE_DIRS ${TraceEvent_INCLUDE_DIR})
if(NOT TARGET trace::event)
add_library(trace::event UNKNOWN IMPORTED)
set_target_properties(trace::event
PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${TraceEvent_INCLUDE_DIRS}"
INTERFACE_COMPILE_DEFINITIONS "${TraceEvent_DEFINITIONS}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${TraceEvent_LIBRARIES}")
endif()
endif()
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