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| author | Joel Klinghed <the_jk@spawned.biz> | 2023-06-13 10:07:16 +0200 |
|---|---|---|
| committer | Joel Klinghed <the_jk@spawned.biz> | 2023-06-13 10:07:16 +0200 |
| commit | fc4547b412e28164af1bf8981234c6af959ccc0b (patch) | |
| tree | 061253e7a4f6abaca282223b36d10f0bed8cad23 /base | |
WIP
Diffstat (limited to 'base')
| -rw-r--r-- | base/inc/macros.hh | 16 | ||||
| -rw-r--r-- | base/meson.build | 19 |
2 files changed, 35 insertions, 0 deletions
diff --git a/base/inc/macros.hh b/base/inc/macros.hh new file mode 100644 index 0000000..6d88669 --- /dev/null +++ b/base/inc/macros.hh @@ -0,0 +1,16 @@ +#ifndef BASE_MACROS_HH +#define BASE_MACROS_HH + +#if defined(HAVE_ATTRIBUTE_VISIBILITY_HIDDEN) +# define HIDDEN __attribute__((visibility ("hidden"))) +#else +# define HIDDEN +#endif + +#if defined(HAVE_ATTRIBUTE_UNLIKELY) +# define UNLIKELY [[unlikely]] +#else +# define UNLIKELY +#endif + +#endif // BASE_MACROS_HH diff --git a/base/meson.build b/base/meson.build new file mode 100644 index 0000000..71faace --- /dev/null +++ b/base/meson.build @@ -0,0 +1,19 @@ +cpp = meson.get_compiler('cpp') +cpp_flags = [] +if cpp.has_function_attribute('visibility:hidden') + cpp_flags += '-DHAVE_ATTRIBUTE_VISIBILITY_HIDDEN' +endif +if cpp.compiles('''int foo() { + [[unlikely]] + return 0; +}''', name: 'C++20 unlikely attribute') + cpp_flags += '-DHAVE_ATTRIBUTE_UNLIKELY' + cpp_flags += '-Wno-c++20-attribute-extensions' +endif + +inc = include_directories('inc') + +base_dep = declare_dependency( + compile_args: cpp_flags, + include_directories: inc, +) |