Mirai's Miscellaneous Misadventures

M46 / meson.build

# license: AGPLv3 or later
# copyright 2023 zamfofex

project('mimimi', 'c', default_options: ['c_std=c89', 'warning_level=3'])

sources = [
	'core/sprites.c',
	'core/controls.c',
	'core/cameras.c',
	'core/animations.c',
	'core/displays.c',
	'core/font.c',
	'core/text.c',
	'core/collisions.c',
	'core/video.c',
	'core/effects.c',
	'core/ground.c',
	'core/dialogues.c',
	'core/math.c',
	'core/mechanics.c',
	'models/all.c',
]

possible_engines = ['fbdev', 'minifb', 'sdl2']
if host_machine.cpu() == 'wasm32'
	possible_engines = ['wasm']
endif

# note: 'loader' must come last
chapter_names = ['test', 'chapter-I', 'loader']
engine_names = get_option('engines')

foreach engine_name : engine_names
	if engine_name not in possible_engines
		error('engine ' + engine_name + ' is not allowed for the host machine')
	endif
endforeach

c_args_dict = {
	'fbdev': [
		'-D_XOPEN_SOURCE=500',
	],
}

link_args_dict = {
	'wasm': [
		'-Wl,--stack-first,-z,stack-size=0x100000',
		'-Wl,--export=__heap_base,--export=main',
		'-Wl,--export-table,--growable-table',
		'-Wl,--export=mimimi_wasm_texture',
		'-Wl,--export=mimimi_wasm_invalidate',
		'-Wl,--export=mimimi_wasm_stamp',
	],
}

cc = meson.get_compiler('c')

install_headers('include/mimimi.h')
mimimi = library('mimimi', sources,
	include_directories: 'include',
	install: true,
)

chapters = []

foreach engine_name : engine_names
	c_args = c_args_dict.get(engine_name, [])
	link_args = link_args_dict.get(engine_name, [])
	dependencies = []
	if engine_name == 'minifb'
		dependencies = [cc.find_library('minifb', has_headers: 'MiniFB.h'), dependency('x11'), dependency('gl'), dependency('xkbcommon')]
	endif
	if engine_name == 'sdl2'
		dependencies = dependency('sdl2')
	endif
	
	engine = library('mimimi-' + engine_name, 'engines' / (engine_name + '.c'),
		include_directories: 'include',
		c_args: c_args,
		install: true,
		dependencies: dependencies,
	)
	
	if engine_name == 'wasm'
		install_data('index.html', install_tag: 'runtime')
	endif
	
	foreach chapter_name : chapter_names
		name = 'mimimi-' + chapter_name + '-' + engine_name
		
		name_suffix = []
		if engine_name == 'wasm'
			name_suffix = 'wasm'
			name = 'mimimi-' + chapter_name
			install_symlink(name + '.wasm',
				install_dir: get_option('prefix') / get_option('datadir') / 'mimimi',
				pointing_to: get_option('prefix') / get_option('bindir') / (name + '.wasm'),
				install_tag: 'runtime',
			)
		endif
		
		chapter = static_library(name, 'chapters' / chapter_name / 'setup.c',
			include_directories: 'include',
			link_args: link_args,
			install: true,
		)
		
		chapter_libraries = []
		if chapter_name == 'loader'
			chapter_libraries = chapters
		else
			chapters += chapter
		endif
		
		executable(name, 'chapters/main.c',
			include_directories: 'include',
			c_args: c_args + [
				'-DMIMIMI_ENGINE=mimimi_' + engine_name,
				'-DMIMIMI_CHAPTER=mimimi_' + chapter_name.replace('-', '_'),
				'-DMIMIMI_TICK=mimimi_' + chapter_name.replace('-', '_') + '_tick',
			],
			link_args: link_args,
			link_with: [mimimi, engine, chapter] + chapter_libraries,
			name_suffix: name_suffix,
			install: true,
			dependencies: dependencies,
		)
	endforeach
endforeach