if wayland_scanner.found()
    prog_wayland_scanner = find_program(wayland_scanner.get_variable(pkgconfig: 'wayland_scanner'))
else
    prog_wayland_scanner = find_program('wayland-scanner')
endif

protocols = [
    'wlr-layer-shell-unstable-v1.xml',
    join_paths(
        wayland_protocols.get_variable(pkgconfig: 'pkgdatadir'),
        'stable/xdg-shell/xdg-shell.xml'),
]

if get_option('tests')
    protocols += 'xdg-dialog-v1.xml'
endif

gen_client_header = generator(prog_wayland_scanner,
    output: ['@BASENAME@-client.h'],
    arguments: ['-c', 'client-header', '@INPUT@', '@BUILD_DIR@/@BASENAME@-client.h'])

gen_server_header = generator(prog_wayland_scanner,
    output: ['@BASENAME@-server.h'],
    arguments: ['-c', 'server-header', '@INPUT@', '@BUILD_DIR@/@BASENAME@-server.h'])

gen_private_code = generator(prog_wayland_scanner,
    output: ['@BASENAME@.c'],
    arguments: ['-c', 'private-code', '@INPUT@', '@BUILD_DIR@/@BASENAME@.c'])

client_protocol_srcs = []
server_protocol_srcs = []

foreach protocol : protocols
    client_header = gen_client_header.process(protocol)
    code = gen_private_code.process(protocol)
    client_protocol_srcs += [client_header, code]
    if get_option('tests')
        server_header = gen_server_header.process(protocol)
        server_protocol_srcs += [server_header, code]
    endif
endforeach