WSJT-X/CMake/Modules/Findportaudio.cmake

# - Try to find portaudio
#
# Once done, this will define:
#
#  portaudio_FOUND - system has portaudio
#  portaudio_VERSION - The version of the portaudio library which was found
#
# and the following imported targets::
#
#   portaudio::portaudio	- The portaudio library
#

function(dump_cmake_variables)
  get_cmake_property(_variableNames VARIABLES)
  list (SORT _variableNames)
  foreach (_variableName ${_variableNames})
    if (ARGV0)
      unset(MATCHED)
      string(REGEX MATCH ${ARGV0} MATCHED ${_variableName})
      if (NOT MATCHED)
        continue()
      endif()
    endif()
    message(STATUS "${_variableName}=${${_variableName}}")
  endforeach()
endfunction()

include (LibFindMacros)

libfind_pkg_detect (portaudio portaudio-2.0
  FIND_PATH portaudio.h
  FIND_LIBRARY portaudio
  )

libfind_process (portaudio)
dump_cmake_variables ("portaudio")
if (portaudio_FOUND AND NOT TARGET portaudio::portaudio)
  add_library (portaudio::portaudio UNKNOWN IMPORTED)
  set_target_properties (portaudio::portaudio PROPERTIES
    IMPORTED_LOCATION ${portaudio_LIBRARY}
    INTERFACE_COMPILE_OPTIONS ${portaudio_PKGCONF_CFLAGS_OTHER}
    INTERFACE_INCLUDE_DIRECTORIES ${portaudio_INCLUDE_DIRS}
    )
  target_link_libraries (portaudio::portaudio INTERFACE ${portaudio_PKGCONF_LDFLAGS})
endif ()

mark_as_advanced (
  portaudio_INCLUDE_DIR
  portaudio_LIBRARY
  )