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cmake_minimum_required(VERSION 3.30)
project(github_mirror C)
set(CMAKE_C_STANDARD 17)
include(FetchContent)
include(CheckCCompilerFlag)
# Custom compiler flags
set(custom_compiler_flags)
set(SANITIZERS "address,undefined")
list(APPEND custom_compiler_flags
-Wall
-Wextra
-Wpedantic
-Werror
)
if (CMAKE_BUILD_TYPE STREQUAL "Debug")
list(APPEND custom_compiler_flags
-fno-omit-frame-pointer
-fstack-protector-strong
-fsanitize=${SANITIZERS}
)
endif ()
# CURL
find_package(CURL REQUIRED)
# CJSON
FetchContent_Declare(
cjson
GIT_REPOSITORY https://github.com/DaveGamble/cJSON
GIT_TAG v1.7.18
EXCLUDE_FROM_ALL
)
set(ENABLE_CJSON_TEST OFF CACHE BOOL "Enable cJSON tests" FORCE)
set(BUILD_SHARED_LIBS OFF CACHE BOOL "Build shared libraries" FORCE)
FetchContent_MakeAvailable(cjson)
# CMocka
find_package(cmocka REQUIRED)
# Python
find_package(Python3 REQUIRED COMPONENTS Interpreter)
# GraphQL Queries
file(MAKE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/include)
file(GLOB GRAPHQL_FILES "${CMAKE_CURRENT_SOURCE_DIR}/queries/*.graphql")
set(GENERATED_HEADERS "")
foreach (GQL_FILE ${GRAPHQL_FILES})
get_filename_component(FILENAME ${GQL_FILE} NAME)
if (NOT FILENAME STREQUAL "schema.graphql")
get_filename_component(BASENAME ${GQL_FILE} NAME_WE)
set(HEADER_FILE "${CMAKE_CURRENT_SOURCE_DIR}/include/queries/${BASENAME}.h")
add_custom_command(
OUTPUT ${HEADER_FILE}
COMMAND ${Python3_EXECUTABLE}
${CMAKE_CURRENT_SOURCE_DIR}/hack/graphql_to_header.py
${GQL_FILE}
${HEADER_FILE}
${BASENAME}
DEPENDS ${GQL_FILE} ${CMAKE_CURRENT_SOURCE_DIR}/hack/graphql_to_header.py
COMMENT "Generating header ${HEADER_FILE} from ${GQL_FILE}"
)
list(APPEND GENERATED_HEADERS ${HEADER_FILE})
endif ()
endforeach ()
add_custom_target(generate_graphql_headers ALL DEPENDS ${GENERATED_HEADERS})
# Executable
add_executable(github_mirror
src/main.c
src/github.c
src/github.h
src/buffer.c
src/buffer.h
${GENERATED_HEADERS}
src/github_types.h
src/github_types.c
src/config.c
src/config.h
src/git.c
src/git.h
src/precheck.c
src/precheck.h
)
target_link_libraries(github_mirror PRIVATE cjson CURL::libcurl)
target_include_directories(github_mirror PRIVATE ${cjson_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/include)
add_dependencies(github_mirror generate_graphql_headers)
install(TARGETS github_mirror DESTINATION bin)
# Compile Options
foreach (compiler_flag ${custom_compiler_flags})
CHECK_C_COMPILER_FLAG(${compiler_flag} "FLAG_SUPPORTED_${current_variable}")
if (FLAG_SUPPORTED_${current_variable})
message(STATUS "Compiler flag ${compiler_flag} is supported")
target_compile_options(github_mirror PRIVATE ${compiler_flag})
else ()
message(WARNING "Compiler flag ${compiler_flag} is not supported")
endif ()
endforeach ()
# Debug and Sanitizers is not empty
if (CMAKE_BUILD_TYPE STREQUAL "Debug" AND SANITIZERS)
target_link_options(github_mirror PRIVATE "-fsanitize=${SANITIZERS}")
endif ()
# Testing
enable_testing()
add_executable(test_buffer tests/test_buffer.c src/buffer.c)
target_link_libraries(test_buffer PRIVATE cmocka::cmocka)
target_compile_definitions(test_buffer PRIVATE TEST_ALLOC)
add_executable(test_config tests/test_config.c src/config.c)
target_link_libraries(test_config PRIVATE cmocka::cmocka)
target_compile_definitions(test_config PRIVATE TEST_ALLOC)
add_test(NAME test_buffer COMMAND test_buffer)
add_test(NAME test_config COMMAND test_config)
# Packaging
include(InstallRequiredSystemLibraries)
set(CPACK_PACKAGE_NAME "github_mirror")
set(CPACK_PACKAGE_VERSION "0.1.1")
set(CPACK_PACKAGE_CONTACT "ansg191@anshulg.com")
set(CPACK_DEBIAN_PACKAGE_MAINTAINER "Anshul Gupta")
set(CPACK_DEBIAN_PACKAGE_DEPENDS "libc6 (>= 2.28), libcurl4 (>= 7.64)")
set(CPACK_GENERATOR "DEB")
include(CPack)
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