diff options
Diffstat (limited to 'meson.build')
-rw-r--r-- | meson.build | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/meson.build b/meson.build index dc8fbddc..083d4728 100644 --- a/meson.build +++ b/meson.build @@ -17,7 +17,6 @@ project( so_version = ['3', '4', '1'] add_project_arguments([ - '-DWLR_SRC_DIR="@0@"'.format(meson.current_source_dir()), '-DWLR_USE_UNSTABLE', ], language: 'c') @@ -41,6 +40,43 @@ add_project_arguments(cc.get_supported_arguments([ '-Wno-unused-parameter', ]), language: 'c') +# Compute the relative path used by compiler invocations. +source_root = meson.current_source_dir().split('/') +build_root = meson.build_root().split('/') +relative_dir_parts = [] +i = 0 +in_prefix = true +foreach p : build_root + if i >= source_root.length() or not in_prefix or p != source_root[i] + in_prefix = false + relative_dir_parts += '..' + endif + i += 1 +endforeach +i = 0 +in_prefix = true +foreach p : source_root + if i >= build_root.length() or not in_prefix or build_root[i] != p + in_prefix = false + relative_dir_parts += p + endif + i += 1 +endforeach +relative_dir = join_paths(relative_dir_parts) + '/' + +# Strip relative path prefixes from the code if possible, otherwise hide them. +if cc.has_argument('-fmacro-prefix-map=/prefix/to/hide=') + add_project_arguments( + '-fmacro-prefix-map=@0@='.format(relative_dir), + language: 'c', + ) +else + add_project_arguments( + '-DWLR_REL_SRC_DIR="@0@"'.format(relative_dir), + language: 'c', + ) +endif + conf_data = configuration_data() conf_data.set10('WLR_HAS_LIBCAP', false) conf_data.set10('WLR_HAS_SYSTEMD', false) |