SPIRV-Tools/external/CMakeLists.txt
David Neto b1c9c4e8c0 Enable Visual Studio 2013 again
Disable use of Effcee and RE2 with MSVC compilers older than Visual
Studio 2015 since RE2 doesn't support them.
2018-02-06 14:40:28 -05:00

123 lines
4.2 KiB
CMake

# Copyright (c) 2015-2016 The Khronos Group Inc.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
if (DEFINED SPIRV-Headers_SOURCE_DIR)
# This allows flexible position of the SPIRV-Headers repo.
set(SPIRV_HEADER_DIR ${SPIRV-Headers_SOURCE_DIR})
else()
if (IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/SPIRV-Headers)
set(SPIRV_HEADER_DIR ${CMAKE_CURRENT_SOURCE_DIR}/SPIRV-Headers)
else()
set(SPIRV_HEADER_DIR ${CMAKE_CURRENT_SOURCE_DIR}/spirv-headers)
endif()
endif()
if (IS_DIRECTORY ${SPIRV_HEADER_DIR})
set(SPIRV_HEADER_INCLUDE_DIR ${SPIRV_HEADER_DIR}/include PARENT_SCOPE)
else()
message(FATAL_ERROR
"SPIRV-Headers was not found - please checkout a copy under external/.")
endif()
if (NOT ${SPIRV_SKIP_TESTS})
# Find gmock if we can. If it's not already configured, then try finding
# it in external/googletest.
if (TARGET gmock)
message(STATUS "Google Mock already configured")
else()
set(GMOCK_DIR ${CMAKE_CURRENT_SOURCE_DIR}/googletest/googlemock)
if(EXISTS ${GMOCK_DIR})
if(MSVC)
# Our tests use ::testing::Combine. Work around a compiler
# detection problem in googletest, where that template is
# accidentally disabled for VS 2017.
# See https://github.com/google/googletest/issues/1352
add_definitions(-DGTEST_HAS_COMBINE=1)
endif()
if(WIN32)
option(gtest_force_shared_crt
"Use shared (DLL) run-time lib even when Google Test is built as static lib."
ON)
endif()
add_subdirectory(${GMOCK_DIR} EXCLUDE_FROM_ALL)
endif()
endif()
if (TARGET gmock)
set(GTEST_TARGETS
gtest
gtest_main
gmock
gmock_main
)
foreach(target ${GTEST_TARGETS})
set_property(TARGET ${target} PROPERTY FOLDER GoogleTest)
endforeach()
endif()
set(SPIRV_ENABLE_EFFCEE ON)
if (MSVC)
if (MSVC_VERSION LESS 1900)
message(STATUS "SPIRV-Tools: Need Visual Studio 2015 or later for Effcee and RE2")
set(SPIRV_ENABLE_EFFCEE OFF)
endif()
endif()
if (SPIRV_ENABLE_EFFCEE)
# Find Effcee and RE2, for testing.
# Optional for now, but eventually we'll make this required.
# First find RE2, since Effcee depends on it.
# If already configured, then use that. Otherwise, prefer to find it under 're2'
# in this directory.
if (NOT TARGET re2)
# If we are configuring RE2, then turn off its testing. It takes a long time and
# does not add much value for us. If an enclosing project configured RE2, then it
# has already chosen whether to enable RE2 tesitng.
set(RE2_BUILD_TESTING OFF CACHE STRING "Run RE2 Tests")
if (NOT RE2_SOURCE_DIR)
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/re2)
set(RE2_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/re2" CACHE STRING "RE2 source dir" )
endif()
endif()
endif()
if (NOT TARGET effcee)
# Expect to find effcee in this directory.
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/effcee)
# If we're configuring RE2 (via Effcee), then turn off RE2 testing.
if (NOT TARGET re2)
set(RE2_BUILD_TESTING OFF)
endif()
if (MSVC)
# SPIRV-Tools uses the shared CRT with MSVC. Tell Effcee to do the same.
set(EFFCEE_ENABLE_SHARED_CRT ON)
endif()
add_subdirectory(effcee)
set_property(TARGET effcee PROPERTY FOLDER Effcee)
# Turn off warnings for effcee and re2
set_property(TARGET effcee APPEND PROPERTY COMPILE_OPTIONS -w)
set_property(TARGET re2 APPEND PROPERTY COMPILE_OPTIONS -w)
endif()
endif()
# TODO(dneto): Eventually, require this.
endif()
if (TARGET effcee)
message(STATUS "SPIRV-Tools: Effcee is configured")
else()
message(STATUS "SPIRV-Tools: Effcee is not configured. Skipping Effcee-based tests.")
endif()
endif()