WSJT-X/CMake/Modules/FindPortaudio.cmake
2021-04-14 21:59:00 +01:00

122 lines
4.0 KiB
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()
# Get all propreties that cmake supports
execute_process(COMMAND cmake --help-property-list OUTPUT_VARIABLE CMAKE_PROPERTY_LIST)
# Convert command output into a CMake list
STRING(REGEX REPLACE ";" "\\\\;" CMAKE_PROPERTY_LIST "${CMAKE_PROPERTY_LIST}")
STRING(REGEX REPLACE "\n" ";" CMAKE_PROPERTY_LIST "${CMAKE_PROPERTY_LIST}")
# Fix https://stackoverflow.com/questions/32197663/how-can-i-remove-the-the-location-property-may-not-be-read-from-target-error-i
#list(FILTER CMAKE_PROPERTY_LIST EXCLUDE REGEX "^LOCATION$|^LOCATION_|_LOCATION$")
# For some reason, "TYPE" shows up twice - others might too?
list(REMOVE_DUPLICATES CMAKE_PROPERTY_LIST)
# build whitelist by filtering down from CMAKE_PROPERTY_LIST in case cmake is
# a different version, and one of our hardcoded whitelisted properties
# doesn't exist!
unset(CMAKE_WHITELISTED_PROPERTY_LIST)
foreach(prop ${CMAKE_PROPERTY_LIST})
if(prop MATCHES "^(INTERFACE|[_a-z]|IMPORTED_LIBNAME_|MAP_IMPORTED_CONFIG_)|^(COMPATIBLE_INTERFACE_(BOOL|NUMBER_MAX|NUMBER_MIN|STRING)|EXPORT_NAME|IMPORTED(_GLOBAL|_CONFIGURATIONS|_LIBNAME)?|NAME|TYPE|NO_SYSTEM_FROM_IMPORTED)$")
list(APPEND CMAKE_WHITELISTED_PROPERTY_LIST ${prop})
endif()
endforeach(prop)
function(print_properties)
message ("CMAKE_PROPERTY_LIST = ${CMAKE_PROPERTY_LIST}")
endfunction(print_properties)
function(print_whitelisted_properties)
message ("CMAKE_WHITELISTED_PROPERTY_LIST = ${CMAKE_WHITELISTED_PROPERTY_LIST}")
endfunction(print_whitelisted_properties)
function(print_target_properties tgt)
if(NOT TARGET ${tgt})
message("There is no target named '${tgt}'")
return()
endif()
get_target_property(target_type ${tgt} TYPE)
if(target_type STREQUAL "INTERFACE_LIBRARY")
set(PROP_LIST ${CMAKE_WHITELISTED_PROPERTY_LIST})
else()
set(PROP_LIST ${CMAKE_PROPERTY_LIST})
endif()
foreach (prop ${PROP_LIST})
string(REPLACE "<CONFIG>" "${CMAKE_BUILD_TYPE}" prop ${prop})
# message ("Checking ${prop}")
get_property(propval TARGET ${tgt} PROPERTY ${prop} SET)
if (propval)
get_target_property(propval ${tgt} ${prop})
message ("${tgt} ${prop} = ${propval}")
endif()
endforeach(prop)
endfunction(print_target_properties)
include (LibFindMacros)
libfind_pkg_detect (Portaudio portaudio-2.0
FIND_PATH portaudio.h
FIND_LIBRARY portaudio
)
libfind_process (Portaudio)
# fix up extra link libraries for macOS as target_link_libraries gets
# it wrong for frameworks
unset (_next_is_framework)
unset (_Portaudio_EXTRA_LIBS)
foreach (_lib IN LISTS Portaudio_PKGCONF_LDFLAGS)
if (_next_is_framework)
list (APPEND _Portaudio_EXTRA_LIBS "-framework ${_lib}")
unset (_next_is_framework)
elseif (${_lib} STREQUAL "-framework")
set (_next_is_framework TRUE)
else ()
list (APPEND _Portaudio_EXTRA_LIBS ${_lib})
endif ()
endforeach ()
dump_cmake_variables ("Portaudio")
if (Portaudio_FOUND AND NOT TARGET Portaudio::Portaudio)
add_library (Portaudio::Portaudio UNKNOWN IMPORTED)
set_target_properties (Portaudio::Portaudio PROPERTIES
IMPORTED_LOCATION "${Portaudio_LIBRARY}"
INTERFACE_COMPILE_OPTIONS "${Portaudio_PKGCONF_CFLAGS_OTHER}"
INTERFACE_INCLUDE_DIRECTORIES "${Portaudio_INCLUDE_DIRS}"
INTERFACE_LINK_LIBRARIES "${_Portaudio_EXTRA_LIBS}"
)
endif ()
print_target_properties (Portaudio::Portaudio)
mark_as_advanced (
Portaudio_INCLUDE_DIR
Portaudio_LIBRARY
)