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include(RunCMake)
# Detect ninja version so we know what tests can be supported.
execute_process(
COMMAND "${RunCMake_MAKE_PROGRAM}" --version
OUTPUT_VARIABLE ninja_out
ERROR_VARIABLE ninja_out
RESULT_VARIABLE ninja_res
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(ninja_res EQUAL 0 AND "x${ninja_out}" MATCHES "^x[0-9]+\\.[0-9]+")
set(ninja_version "${ninja_out}")
message(STATUS "ninja version: ${ninja_version}")
else()
message(FATAL_ERROR "'ninja --version' reported:\n${ninja_out}")
endif()
function(run_NinjaToolMissing)
set(RunCMake_MAKE_PROGRAM ninja-tool-missing)
run_cmake(NinjaToolMissing)
endfunction()
run_NinjaToolMissing()
function(run_CMP0058 case)
# Use a single build tree for a few tests without cleaning.
set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/CMP0058-${case}-build)
set(RunCMake_TEST_NO_CLEAN 1)
file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
run_cmake(CMP0058-${case})
run_cmake_command(CMP0058-${case}-build ${CMAKE_COMMAND} --build .)
endfunction()
run_CMP0058(OLD-no)
run_CMP0058(OLD-by)
run_CMP0058(WARN-no)
run_CMP0058(WARN-by)
run_CMP0058(NEW-no)
run_CMP0058(NEW-by)
run_cmake(CustomCommandDepfile)
function(run_SubDir)
# Use a single build tree for a few tests without cleaning.
set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/SubDir-build)
set(RunCMake_TEST_NO_CLEAN 1)
file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
run_cmake(SubDir)
if(WIN32)
set(SubDir_all [[SubDir\all]])
set(SubDir_test [[SubDir\test]])
set(SubDir_install [[SubDir\install]])
else()
set(SubDir_all [[SubDir/all]])
set(SubDir_test [[SubDir/test]])
set(SubDir_install [[SubDir/install]])
endif()
run_cmake_command(SubDir-build ${CMAKE_COMMAND} --build . --target ${SubDir_all})
run_cmake_command(SubDir-test ${CMAKE_COMMAND} --build . --target ${SubDir_test})
run_cmake_command(SubDir-install ${CMAKE_COMMAND} --build . --target ${SubDir_install})
endfunction()
run_SubDir()
function(run_ninja dir)
execute_process(
COMMAND "${RunCMake_MAKE_PROGRAM}"
WORKING_DIRECTORY "${dir}"
OUTPUT_VARIABLE ninja_stdout
ERROR_VARIABLE ninja_stderr
RESULT_VARIABLE ninja_result
)
if(NOT ninja_result EQUAL 0)
message(STATUS "
============ beginning of ninja's stdout ============
${ninja_stdout}
=============== end of ninja's stdout ===============
")
message(STATUS "
============ beginning of ninja's stderr ============
${ninja_stderr}
=============== end of ninja's stderr ===============
")
message(FATAL_ERROR
"top ninja build failed exited with status ${ninja_result}")
endif()
endfunction(run_ninja)
function(sleep delay)
execute_process(
COMMAND ${CMAKE_COMMAND} -E sleep ${delay}
RESULT_VARIABLE result
)
if(NOT result EQUAL 0)
message(FATAL_ERROR "failed to sleep for ${delay} second.")
endif()
endfunction(sleep)
function(touch path)
execute_process(
COMMAND ${CMAKE_COMMAND} -E touch ${path}
RESULT_VARIABLE result
)
if(NOT result EQUAL 0)
message(FATAL_ERROR "failed to touch main ${path} file.")
endif()
endfunction(touch)
macro(ninja_escape_path path out)
string(REPLACE "\$ " "\$\$" "${out}" "${path}")
string(REPLACE " " "\$ " "${out}" "${${out}}")
string(REPLACE ":" "\$:" "${out}" "${${out}}")
endmacro(ninja_escape_path)
macro(shell_escape string out)
string(REPLACE "\"" "\\\"" "${out}" "${string}")
endmacro(shell_escape)
function(run_sub_cmake test ninja_output_path_prefix)
set(top_build_dir "${RunCMake_BINARY_DIR}/${test}-build/")
file(REMOVE_RECURSE "${top_build_dir}")
file(MAKE_DIRECTORY "${top_build_dir}")
ninja_escape_path("${ninja_output_path_prefix}"
escaped_ninja_output_path_prefix)
# Generate top build ninja file.
set(top_build_ninja "${top_build_dir}/build.ninja")
shell_escape("${top_build_ninja}" escaped_top_build_ninja)
set(build_ninja_dep "${top_build_dir}/build_ninja_dep")
ninja_escape_path("${build_ninja_dep}" escaped_build_ninja_dep)
shell_escape("${CMAKE_COMMAND}" escaped_CMAKE_COMMAND)
file(WRITE "${build_ninja_dep}" "fake dependency of top build.ninja file\n")
if(WIN32)
set(cmd_prefix "cmd.exe /C \"")
set(cmd_suffix "\"")
else()
set(cmd_prefix "")
set(cmd_suffix "")
endif()
file(WRITE "${top_build_ninja}" "\
subninja ${escaped_ninja_output_path_prefix}/build.ninja
default ${escaped_ninja_output_path_prefix}/all
# Sleep for 1 second before to regenerate to make sure the timestamp of
# the top build.ninja will be strictly greater than the timestamp of the
# sub/build.ninja file. We assume the system as 1 sec timestamp resolution.
rule RERUN
command = ${cmd_prefix}\"${escaped_CMAKE_COMMAND}\" -E sleep 1 && \"${escaped_CMAKE_COMMAND}\" -E touch \"${escaped_top_build_ninja}\"${cmd_suffix}
description = Testing regeneration
generator = 1
build build.ninja: RERUN ${escaped_build_ninja_dep} || ${escaped_ninja_output_path_prefix}/build.ninja
pool = console
")
# Run sub cmake project.
set(RunCMake_TEST_OPTIONS "-DCMAKE_NINJA_OUTPUT_PATH_PREFIX=${ninja_output_path_prefix}")
set(RunCMake_TEST_BINARY_DIR "${top_build_dir}/${ninja_output_path_prefix}")
run_cmake(${test})
# Check there is no 'default' statement in Ninja file generated by CMake.
set(sub_build_ninja "${RunCMake_TEST_BINARY_DIR}/build.ninja")
file(READ "${sub_build_ninja}" sub_build_ninja_file)
if(sub_build_ninja_file MATCHES "\ndefault [^\n][^\n]*all\n")
message(FATAL_ERROR
"unexpected 'default' statement found in '${sub_build_ninja}'")
endif()
# Run ninja from the top build directory.
run_ninja("${top_build_dir}")
# Test regeneration rules run in order.
set(main_cmakelists "${RunCMake_SOURCE_DIR}/CMakeLists.txt")
sleep(1) # Assume the system as 1 sec timestamp resolution.
touch("${main_cmakelists}")
touch("${build_ninja_dep}")
run_ninja("${top_build_dir}")
file(TIMESTAMP "${main_cmakelists}" mtime_main_cmakelists UTC)
file(TIMESTAMP "${sub_build_ninja}" mtime_sub_build_ninja UTC)
file(TIMESTAMP "${top_build_ninja}" mtime_top_build_ninja UTC)
# Check sub build.ninja is regenerated.
if(mtime_main_cmakelists STRGREATER mtime_sub_build_ninja)
message(FATAL_ERROR
"sub build.ninja not regenerated:
CMakeLists.txt = ${mtime_main_cmakelists}
sub/build.ninja = ${mtime_sub_build_ninja}")
endif()
# Check top build.ninja is regenerated after sub build.ninja.
if(NOT mtime_top_build_ninja STRGREATER mtime_sub_build_ninja)
message(FATAL_ERROR
"top build.ninja not regenerated strictly after sub build.ninja:
sub/build.ninja = ${mtime_sub_build_ninja}
build.ninja = ${mtime_top_build_ninja}")
endif()
endfunction(run_sub_cmake)
if("${ninja_version}" VERSION_LESS 1.6)
message(WARNING "Ninja is too old; skipping rest of test.")
return()
endif()
foreach(ninja_output_path_prefix "sub space" "sub")
run_sub_cmake(Executable "${ninja_output_path_prefix}")
run_sub_cmake(StaticLib "${ninja_output_path_prefix}")
run_sub_cmake(SharedLib "${ninja_output_path_prefix}")
run_sub_cmake(TwoLibs "${ninja_output_path_prefix}")
run_sub_cmake(SubDirPrefix "${ninja_output_path_prefix}")
run_sub_cmake(CustomCommandWorkingDirectory "${ninja_output_path_prefix}")
endforeach(ninja_output_path_prefix)
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