project('picom', 'c', version: '11', default_options: ['c_std=c11', 'warning_level=1']) cc = meson.get_compiler('c') # use project version by default version = 'v'+meson.project_version() # use git describe if that's available git = find_program('git', required: false) if git.found() gitv = run_command('git', 'rev-parse', '--short=5', 'HEAD', check: false) if gitv.returncode() == 0 version = 'vgit-'+gitv.stdout().strip() endif endif add_global_arguments('-DPICOM_VERSION="'+version+'"', language: 'c') if get_option('buildtype') == 'release' add_global_arguments('-DNDEBUG', language: 'c') endif if get_option('sanitize') sanitizers = ['address', 'undefined'] if cc.has_argument('-fsanitize=integer') sanitizers += ['integer'] endif if cc.has_argument('-fsanitize=nullability') sanitizers += ['nullability'] endif add_global_arguments('-fsanitize='+','.join(sanitizers), language: 'c') add_global_link_arguments('-fsanitize='+','.join(sanitizers), language: 'c') if cc.has_argument('-fno-sanitize=unsigned-integer-overflow') add_global_arguments('-fno-sanitize=unsigned-integer-overflow', language: 'c') endif endif if get_option('modularize') if not cc.has_argument('-fmodules') error('option \'modularize\' requires clang') endif add_global_arguments(['-fmodules', '-fmodule-map-file='+ meson.current_source_dir()+ '/src/picom.modulemap'], language: 'c') endif add_global_arguments('-D_GNU_SOURCE', language: 'c') if cc.has_header('stdc-predef.h') add_global_arguments('-DHAS_STDC_PREDEF_H', language: 'c') endif if get_option('warning_level') != '0' warns = [ 'cast-function-type', 'ignored-qualifiers', 'missing-parameter-type', 'nonnull', 'shadow', 'no-type-limits', 'old-style-declaration', 'override-init', 'sign-compare', 'type-limits', 'uninitialized', 'shift-negative-value', 'unused-but-set-parameter', 'unused-parameter', 'implicit-fallthrough=2', 'no-unknown-warning-option', 'no-missing-braces', 'conversion', 'empty-body', 'no-c2x-extensions' ] bad_warns_ubsan = [ 'no-format-overflow' # see gcc bug 87884, enabling UBSAN makes gcc spit out spurious warnings # (if you saw this comment, went and checked gcc bugzilla, and found out # bug has been fixed, please open a PR to remove this). ] if get_option('b_sanitize').contains('undefined') and cc.get_id() == 'gcc' warns = warns + bad_warns_ubsan endif foreach w : warns if cc.has_argument('-W'+w) add_global_arguments('-W'+w, language: 'c') endif endforeach endif test_h_dep = subproject('test.h').get_variable('test_h_dep') subdir('src') subdir('man') install_data('bin/picom-trans', install_dir: get_option('bindir')) install_data('picom.desktop', install_dir: 'share/applications') install_data('picom.desktop', install_dir: get_option('sysconfdir') / 'xdg' / 'autostart') pkgconf = import('pkgconfig') picom_pc = pkgconf.generate( name: 'picom-api', description: 'picom API headers', requires: [ 'pixman-1', 'xcb' ], subdirs: 'picom', ) if get_option('compton') install_data('compton.desktop', install_dir: 'share/applications') install_data('media/icons/48x48/compton.png', install_dir: 'share/icons/hicolor/48x48/apps') install_data('media/compton.svg', install_dir: 'share/icons/hicolor/scalable/apps') meson.add_install_script('meson/install.sh') endif