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Merge branch 'main' of github.com:Rconybea/xo-cmake

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This commit is contained in:
Roland Conybeare 2024-05-20 07:12:46 -04:00
commit 0aef5a4154
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51
cmake/xo_macros/xo_cxx.cmake
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@ -29,6 +29,7 @@ macro(xo_cxx_toplevel_options)
PROPERTY targets "")
endmacro()
# deprecated -- prefer xo_cxx_toplevel_options3()
macro(xo_cxx_toplevel_options2)
enable_language(CXX)
xo_toplevel_compile_options()
@ -50,6 +51,15 @@ macro(xo_cxx_toplevel_options2)
PROPERTY targets "")
endmacro()
macro(xo_cxx_toplevel_options3)
enable_language(CXX)
xo_toplevel_compile_options()
enable_testing()
add_custom_target(all_libraries)
add_custom_target(all_utest_executables)
xo_toplevel_config2()
endmacro()
macro(xo_toplevel_testing_options)
enable_testing()
add_code_coverage()
@ -61,6 +71,35 @@ macro(xo_toplevel_testing_options)
PROPERTY targets "")
endmacro()
# release build (cmake -DCMAKE_BUILD_TYPE=release path/to/source)
#
macro(xo_toplevel_release_config2)
if ("${CMAKE_BUILD_TYPE}" STREQUAL "release")
# clear out hardwired default
# we want to override project-level defaults,
# but need to prevent interference from hardwired defaults
# (the problem with non-empty hardwired defaults is that we can't tell if they've
# been set on the command line)
#
set(CMAKE_CXX_FLAGS_RELEASE "")
# CMAKE_CXX_FLAGS_RELEASE is built-in to cmake and has non-empty default
# -> we cannot tell whether it was set on the command line
# -> use PROJECT_CXX_FLAGS_RELEASE instead
#
# built-in default value is -march=native -O3 -DNDEBUG
#
if (NOT DEFINED PROJECT_CXX_FLAGS_RELEASE)
set(PROJECT_CXX_FLAGS_RELEASE ${PROJECT_CXX_FLAGS} -march=native -O3 -DNDEBUG
CACHE STRING "release c++ compiler flags")
endif()
message(STATUS "PROJECT_CXX_FLAGS_RELEASE: release c++ flags are [${PROJECT_CXX_FLAGS_RELEASE}]")
add_compile_options("$<$<CONFIG:RELEASE>:${PROJECT_CXX_FLAGS_RELEASE}>")
endif()
endmacro()
# debug build (cmake -DCMAKE_BUILD_TYPE=debug path/to/source)
#
macro(xo_toplevel_debug_config2)
@ -119,6 +158,18 @@ macro(xo_toplevel_asan_config2)
endif()
endmacro()
# support for
# cmake -DCMAKE_BUILD_TYPE=release
# cmake -DCMAKE_BUILD_TYPE=debug
# cmake -DCMAKE_BUILD_TYPE+asan
# cmake -DCMAKE_BUILD_TYPE=coverage
#
macro(xo_toplevel_config2)
xo_toplevel_release_config2()
xo_toplevel_debug_config2()
xo_toplevel_asan_config2()
xo_toplevel_coverage_config2()
endmacro()
# coverage build:
# 0.