diff options
Diffstat (limited to 'cmake/FindWrapSystemDoubleConversion.cmake')
-rw-r--r-- | cmake/FindWrapSystemDoubleConversion.cmake | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/cmake/FindWrapSystemDoubleConversion.cmake b/cmake/FindWrapSystemDoubleConversion.cmake new file mode 100644 index 0000000000..e0cbc946df --- /dev/null +++ b/cmake/FindWrapSystemDoubleConversion.cmake @@ -0,0 +1,85 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: BSD-3-Clause + +# 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 WrapSystemDoubleConversion::WrapSystemDoubleConversion) + set(WrapSystemDoubleConversion_FOUND ON) + return() +endif() + +set(WrapSystemDoubleConversion_REQUIRED_VARS "__double_conversion_found") + +# Find either Config package or Find module. +# Upstream can be built either with CMake and then provides a Config file, or with Scons in which +# case there's no Config file. +# A Find module might be provided by a 3rd party, for example Conan might generate a Find module. +find_package(double-conversion ${${CMAKE_FIND_PACKAGE_NAME}_FIND_VERSION} QUIET) +set(__double_conversion_target_name "double-conversion::double-conversion") +if(double-conversion_FOUND AND TARGET "${__double_conversion_target_name}") + set(__double_conversion_found TRUE) + # This ensures the Config file is shown in the fphsa message. + if(double-conversion_CONFIG) + list(PREPEND WrapSystemDoubleConversion_REQUIRED_VARS + double-conversion_CONFIG) + endif() +endif() + +if(NOT __double_conversion_found) + list(PREPEND WrapSystemDoubleConversion_REQUIRED_VARS + DOUBLE_CONVERSION_LIBRARY DOUBLE_CONVERSION_INCLUDE_DIR) + + find_path(DOUBLE_CONVERSION_INCLUDE_DIR + NAMES + double-conversion/double-conversion.h + ) + + find_library(DOUBLE_CONVERSION_LIBRARY_RELEASE NAMES double-conversion) + + # We assume a possible debug build of this library to be named with a d suffix. + # Adjust accordingly if a different naming scheme is established. + find_library(DOUBLE_CONVERSION_LIBRARY_DEBUG NAMES double-conversiond) + + include(SelectLibraryConfigurations) + select_library_configurations(DOUBLE_CONVERSION) + mark_as_advanced(DOUBLE_CONVERSION_INCLUDE_DIR DOUBLE_CONVERSION_LIBRARY) + set(DOUBLE_CONVERSION_INCLUDE_DIRS "${DOUBLE_CONVERSION_INCLUDE_DIR}") + + if(DOUBLE_CONVERSION_LIBRARIES AND DOUBLE_CONVERSION_INCLUDE_DIRS) + set(__double_conversion_found TRUE) + endif() +endif() + +include(FindPackageHandleStandardArgs) + +set(__double_conversion_fphsa_args "") +if(double-conversion_VERSION) + set(WrapSystemDoubleConversion_VERSION "${double-conversion_VERSION}") + list(APPEND __double_conversion_fphsa_args VERSION_VAR WrapSystemDoubleConversion_VERSION) +endif() + +find_package_handle_standard_args(WrapSystemDoubleConversion + REQUIRED_VARS ${WrapSystemDoubleConversion_REQUIRED_VARS} + ${__double_conversion_fphsa_args}) + +if(WrapSystemDoubleConversion_FOUND) + add_library(WrapSystemDoubleConversion::WrapSystemDoubleConversion INTERFACE IMPORTED) + if(TARGET "${__double_conversion_target_name}") + target_link_libraries(WrapSystemDoubleConversion::WrapSystemDoubleConversion + INTERFACE "${__double_conversion_target_name}") + else() + target_link_libraries(WrapSystemDoubleConversion::WrapSystemDoubleConversion + INTERFACE ${DOUBLE_CONVERSION_LIBRARIES}) + target_include_directories(WrapSystemDoubleConversion::WrapSystemDoubleConversion + INTERFACE ${DOUBLE_CONVERSION_INCLUDE_DIRS}) + endif() +endif() +unset(__double_conversion_target_name) +unset(__double_conversion_found) +unset(__double_conversion_fphsa_args) + +include(FeatureSummary) +set_package_properties(WrapSystemDoubleConversion PROPERTIES + URL "https://github.com/google/double-conversion" + DESCRIPTION "double-conversion library") + |