sandboxed-api/contrib/jsonnet/CMakeLists.txt

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# Copyright 2020 Google LLC
#
# 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
#
# https://www.apache.org/licenses/LICENSE-2.0
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#
# 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.
cmake_minimum_required(VERSION 3.13..3.26)
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project(jsonnet-sapi C CXX)
include(CTest)
include(GoogleTest)
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set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED True)
if(NOT TARGET sapi::sapi)
set(SAPI_ROOT "../.." CACHE PATH "Path to the Sandboxed API source tree")
add_subdirectory("${SAPI_ROOT}"
"${CMAKE_BINARY_DIR}/sandboxed-api-build"
EXCLUDE_FROM_ALL)
endif()
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FetchContent_Declare(jsonnet
GIT_REPOSITORY https://github.com/google/jsonnet.git
GIT_TAG v0.18.0 # 2021-12-21
)
set(BUILD_TESTS OFF CACHE BOOL "" FORCE) # Do not build jsonnet tests
FetchContent_MakeAvailable(jsonnet)
create_directory_symlink("${jsonnet_SOURCE_DIR}"
"${PROJECT_BINARY_DIR}/jsonnet")
configure_file("${jsonnet_SOURCE_DIR}/cmd/jsonnet.cpp"
"${PROJECT_BINARY_DIR}/gen_files/jsonnet.cpp" COPYONLY)
add_custom_command(
OUTPUT "${PROJECT_BINARY_DIR}/gen_files/write_helper.cc"
WORKING_DIRECTORY "${PROJECT_BINARY_DIR}/gen_files"
COMMAND patch -o write_helper.cc
< "${PROJECT_SOURCE_DIR}/jsonnet.patch" > /dev/null
)
add_library(jsonnet_helper STATIC
"${PROJECT_BINARY_DIR}/gen_files/write_helper.cc"
"${jsonnet_SOURCE_DIR}/cmd/utils.cpp"
"${jsonnet_SOURCE_DIR}/cmd/utils.h"
jsonnet_helper.cc
jsonnet_helper.h
)
add_library(sapi_contrib::jsonnet_helper ALIAS jsonnet_helper)
target_include_directories(jsonnet_helper PUBLIC
"${PROJECT_BINARY_DIR}"
"${PROJECT_BINARY_DIR}/gen_files"
"${SAPI_SOURCE_DIR}"
)
target_link_libraries(jsonnet_helper
libjsonnet_for_binaries
)
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add_sapi_library(jsonnet_sapi
FUNCTIONS c_free_input
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c_jsonnet_destroy
c_jsonnet_evaluate_snippet
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c_jsonnet_evaluate_snippet_multi
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c_jsonnet_evaluate_snippet_stream
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c_jsonnet_fmt_snippet
c_jsonnet_make
c_jsonnet_realloc
c_read_input
c_write_multi_output_files
c_write_output_file
c_write_output_stream
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INPUTS jsonnet_helper.h
LIBRARY jsonnet_helper
LIBRARY_NAME Jsonnet
NAMESPACE ""
)
add_library(sapi_contrib::jsonnet ALIAS jsonnet_sapi)
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target_include_directories(jsonnet_sapi INTERFACE
"${PROJECT_BINARY_DIR}"
)
target_link_libraries(jsonnet_sapi PUBLIC
sapi_contrib::jsonnet_helper
)
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if(SAPI_BUILD_EXAMPLES)
add_subdirectory(examples)
endif()
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if(BUILD_TESTING AND SAPI_BUILD_TESTING)
# Create directories so the tests will be able to access them
file(MAKE_DIRECTORY "${PROJECT_BINARY_DIR}/tests_input"
"${PROJECT_BINARY_DIR}/tests_output"
"${PROJECT_BINARY_DIR}/tests_expected_output")
add_custom_target(test_preparation ALL
COMMAND cp ${PROJECT_SOURCE_DIR}/examples/jsonnet_codes/*
${PROJECT_BINARY_DIR}/tests_input
COMMAND cp ${PROJECT_SOURCE_DIR}/examples/jsonnet_codes_expected_output/*
${PROJECT_BINARY_DIR}/tests_expected_output
)
add_executable(jsonnet_tests
jsonnet_tests.cc
)
target_include_directories(jsonnet_tests PUBLIC
"${PROJECT_SOURCE_DIR}"
)
target_link_libraries(jsonnet_tests
sapi_contrib::jsonnet
sapi::test_main
)
gtest_discover_tests(jsonnet_tests)
endif()