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Checkout git submodule if it was not done before #93

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Checkout git submodule if it was not done before #93

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17 changes: 17 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,8 @@ include(GitRelease)
# Add user-settable options.
option(BUILD_SHARED_LIBS "Build shared libraries." ON)

list(APPEND CMAKE_MODULE_PATH cmake)
include(GitCheckout)

# Compiler setup.

Expand All @@ -44,6 +46,9 @@ if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Windows")
set(gtest_force_shared_crt ON CACHE BOOL
"Use shared (DLL) run-time lib even when Google Test is built as static lib.")
endif()
if(NOT EXISTS ${GTEST_ROOT})
try_checkout("${GTEST_ROOT}" "3rdparty/googletest")
endif()
add_subdirectory(${GTEST_ROOT} EXCLUDE_FROM_ALL)
add_library(GTest::GTest ALIAS gtest)
add_library(GTest::Main ALIAS gtest_main)
Expand All @@ -58,12 +63,18 @@ enable_testing()
set(PEGTL_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/pegtl)
set(PEGTL_INCLUDE_DIR ${PEGTL_ROOT}/include)
set(PEGTL_BUILD_TESTS OFF CACHE BOOL "")
if(NOT EXISTS ${PEGTL_INCLUDE_DIR})
try_checkout("${PEGTL_INCLUDE_DIR}" "3rdparty/pegtl")
endif()
add_subdirectory(${PEGTL_ROOT} EXCLUDE_FROM_ALL)


# Rang
set(RANG_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/rang)
set(RANG_INCLUDE_DIR ${RANG_ROOT}/include)
if(NOT EXISTS ${RANG_INCLUDE_DIR})
try_checkout("${RANG_INCLUDE_DIR}" "3rdparty/rang")
endif()

# CLI11
set(CLI11_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/CLI11)
Expand All @@ -72,11 +83,17 @@ set(CLI11_INCLUDE_DIR ${CLI11_ROOT}/include)
# Spdlog
set(SPDLOG_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/spdlog)
set(SPDLOG_INCLUDE_DIR ${SPDLOG_ROOT}/include)
if(NOT EXISTS ${SPDLOG_INCLUDE_DIR})
try_checkout("${SPDLOG_INCLUDE_DIR}" "3rdparty/spdlog")
endif()

# json
set(JSON_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/json)
set(JSON_INCLUDE_DIR ${JSON_ROOT}/include)
set(TAOCPP_JSON_BUILD_TESTS OFF CACHE BOOL "")
if(NOT EXISTS ${JSON_INCLUDE_DIR})
try_checkout("${JSON_INCLUDE_DIR}" "3rdparty/json")
endif()
add_subdirectory(${JSON_ROOT} EXCLUDE_FROM_ALL)

# CodeCoverage
Expand Down
12 changes: 12 additions & 0 deletions cmake/GitCheckout.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@

function(try_checkout)
message(STATUS "${ARGV0} doesn't exist. Try to checkout ...")
find_package(Git REQUIRED)
execute_process(
COMMAND ${GIT_EXECUTABLE} submodule update --init -- ${ARGV1}
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
RESULT_VARIABLE EXITCODE)
if(NOT "${EXITCODE}" STREQUAL "0")
message(FATAL_ERROR "Checkout ${ARGV0} FAILED!")
endif()
endfunction()