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# We can't create the same interface imported target multiple times, CMake will complain if we do
# that. This can happen if the find_package call is done in multiple different subdirectories.
if(TARGET Flite::Flite)
set(Flite_FOUND 1)
return()
endif()
find_path(FLITE_INCLUDE_DIR
NAMES
flite/flite.h
)
find_library(FLITE_LIBRARY
NAMES
flite
)
if(NOT FLITE_INCLUDE_DIR OR NOT FLITE_LIBRARY)
set(Flite_FOUND 0)
return()
endif()
include(CMakePushCheckState)
include(CheckCXXSourceCompiles)
# Flite can be built with ALSA support,
# in which case we need to link ALSA as well
find_package(ALSA QUIET)
cmake_push_check_state(RESET)
set(CMAKE_REQUIRED_INCLUDES "${FLITE_INCLUDE_DIR}")
set(CMAKE_REQUIRED_LIBRARIES "${FLITE_LIBRARY}")
if(ALSA_FOUND)
list(APPEND CMAKE_REQUIRED_LIBRARIES "${ALSA_LIBRARIES}")
endif()
check_cxx_source_compiles("
#include <flite/flite.h>
static int fliteAudioCb(const cst_wave *w, int start, int size,
int last, cst_audio_streaming_info *asi)
{
(void)w;
(void)start;
(void)size;
(void)last;
(void)asi;
return CST_AUDIO_STREAM_STOP;
}
int main()
{
cst_audio_streaming_info *asi = new_audio_streaming_info();
asi->asc = fliteAudioCb; // This fails for old Flite
new_audio_streaming_info();
return 0;
}
" HAVE_FLITE)
cmake_pop_check_state()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(FLITE
FOUND_VAR
FLITE_FOUND
REQUIRED_VARS
FLITE_LIBRARY
FLITE_INCLUDE_DIR
HAVE_FLITE
)
if(FLITE_FOUND)
add_library(Flite::Flite UNKNOWN IMPORTED)
set_target_properties(Flite::Flite PROPERTIES
IMPORTED_LOCATION "${FLITE_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${FLITE_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${ALSA_LIBRARIES}"
)
endif()
mark_as_advanced(FLITE_LIBRARY FLITE_INCLUDE_DIR HAVE_FLITE)
if(HAVE_FLITE)
set(Flite_FOUND 1)
else()
message("Flite was found, but the version is too old (<2.0.0)")
set(Flite_FOUND 0)
endif()
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