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# vim: ts=2 sw=2
#[=======================================================================[.rst:
FindASIO
----------
Try to find the ASIO SDK, if installed (Windows only)
IMPORTED targets
^^^^^^^^^^^^^^^^
This module defines :prop_tgt:`IMPORTED` target ``ASIO::SDK``.
Result Variables
^^^^^^^^^^^^^^^^
This module defines the following variables:
::
ASIO_FOUND - The ASIO SDK headers have been located
ASIO_INCLUDE_DIRS - Include directory necessary for using ASIO APIs
ASIO_SDK_DIR - Root of the ASIO SDK distribution
TODO: Not currently defined (pending code for determining the SDK version)
::
ASIO_VERSION - The ASIO SDK version found
Copyright (c) 2020, FeRD (Frank Dana) <ferdnyc@gmail.com>
Redistribution and use is allowed according to the terms of the BSD license.
For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#]=======================================================================]
include(FindPackageHandleStandardArgs)
if(NOT WIN32)
# ASIO is Win32 only
if(NOT QUIET)
message(STATUS "Skipping ASIO detection on unsupported platform")
endif()
return()
endif()
find_path(ASIO_COMMON_INCLUDE_DIR iasiodrv.h
PATHS
$ENV{ASIO_SDK_DIR}
${ASIO_ROOT}
${ASIO_SDK_DIR}
${ASIO_DIR}
thirdparty
PATH_SUFFIXES
asiosdk*/common
asio*/common
asio*
common
)
if(ASIO_COMMON_INCLUDE_DIR)
file(TO_CMAKE_PATH ${ASIO_COMMON_INCLUDE_DIR}/../ ASIO_SDK_DIR)
# cache the vars.
set(ASIO_SDK_DIR ${ASIO_SDK_DIR} CACHE PATH "The directory containing the ASIO SDK files" FORCE)
set(ASIO_INCLUDE_DIRS ${ASIO_COMMON_INCLUDE_DIR} CACHE PATH "The include prefix necessary to use ASIO APIs" FORCE)
# TODO: Determine this from the headers
# set(ASIO_VERSION CACHE STRING "The ${_component} version number.")
mark_as_advanced(
ASIO_INCLUDE_DIRS
ASIO_SDK_DIR
# ASIO_VERSION
)
endif()
# Give a nice error message if some of the required vars are missing.
find_package_handle_standard_args(ASIO DEFAULT_MSG ASIO_SDK_DIR)
# Export target for configuration
if(ASIO_FOUND)
if(NOT TARGET ASIO::SDK)
message(STATUS "Creating IMPORTED target ASIO::SDK")
add_library(ASIO::SDK INTERFACE IMPORTED)
set_target_properties(ASIO::SDK PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${ASIO_COMMON_INCLUDE_DIR}")
set_property(TARGET ASIO::SDK APPEND PROPERTY
INTERFACE_COMPILE_DEFINITIONS "JUCE_ASIO=1")
set_property(TARGET ASIO::SDK APPEND PROPERTY
INTERFACE_COMPILE_DEFINITIONS "ASIO_SDK_DIR=${ASIO_SDK_DIR}")
endif()
endif()
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