mirror of
https://github.com/neovim/neovim.git
synced 2025-10-06 09:56:31 +00:00
263 lines
8.9 KiB
Lua
Executable File
263 lines
8.9 KiB
Lua
Executable File
local mpack = require('mpack')
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local nvimdir = arg[1]
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package.path = nvimdir .. '/?.lua;' .. package.path
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assert(#arg == 8)
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local input = io.open(arg[2], 'rb')
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local proto_output = io.open(arg[3], 'wb')
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local call_output = io.open(arg[4], 'wb')
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local remote_output = io.open(arg[5], 'wb')
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local bridge_output = io.open(arg[6], 'wb')
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local metadata_output = io.open(arg[7], 'wb')
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local client_output = io.open(arg[8], 'wb')
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local c_grammar = require('generators.c_grammar')
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local events = c_grammar.grammar:match(input:read('*all'))
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local function write_signature(output, ev, prefix, notype)
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output:write('('..prefix)
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if prefix == "" and #ev.parameters == 0 then
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output:write('void')
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end
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for j = 1, #ev.parameters do
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if j > 1 or prefix ~= '' then
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output:write(', ')
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end
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local param = ev.parameters[j]
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if not notype then
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output:write(param[1]..' ')
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end
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output:write(param[2])
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end
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output:write(')')
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end
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local function write_arglist(output, ev, need_copy)
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output:write(' Array args = ARRAY_DICT_INIT;\n')
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for j = 1, #ev.parameters do
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local param = ev.parameters[j]
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local kind = string.upper(param[1])
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local do_copy = need_copy and (kind == "ARRAY" or kind == "DICTIONARY" or kind == "STRING" or kind == "OBJECT")
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output:write(' ADD(args, ')
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if do_copy then
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output:write('copy_object(')
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end
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output:write(kind..'_OBJ('..param[2]..')')
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if do_copy then
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output:write(')')
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end
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output:write(');\n')
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end
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end
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local function call_ui_event_method(output, ev)
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output:write('void ui_client_event_'..ev.name..'(Array args)\n{\n')
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local hlattrs_args_count = 0
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if #ev.parameters > 0 then
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output:write(' if (args.size < '..(#ev.parameters))
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for j = 1, #ev.parameters do
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local kind = ev.parameters[j][1]
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if kind ~= "Object" then
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if kind == 'HlAttrs' then kind = 'Dictionary' end
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output:write('\n || args.items['..(j-1)..'].type != kObjectType'..kind..'')
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end
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end
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output:write(') {\n')
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output:write(' ELOG("Error handling ui event \''..ev.name..'\'");\n')
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output:write(' return;\n')
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output:write(' }\n')
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end
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for j = 1, #ev.parameters do
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local param = ev.parameters[j]
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local kind = param[1]
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output:write(' '..kind..' arg_'..j..' = ')
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if kind == 'HlAttrs' then
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-- The first HlAttrs argument is rgb_attrs and second is cterm_attrs
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output:write('ui_client_dict2hlattrs(args.items['..(j-1)..'].data.dictionary, '..(hlattrs_args_count == 0 and 'true' or 'false')..');\n')
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hlattrs_args_count = hlattrs_args_count + 1
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elseif kind == 'Object' then
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output:write('args.items['..(j-1)..'];\n')
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else
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output:write('args.items['..(j-1)..'].data.'..string.lower(kind)..';\n')
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end
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end
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output:write(' ui_call_'..ev.name..'(')
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for j = 1, #ev.parameters do
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output:write('arg_'..j)
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if j ~= #ev.parameters then
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output:write(', ')
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end
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end
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output:write(');\n')
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output:write('}\n\n')
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end
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for i = 1, #events do
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local ev = events[i]
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assert(ev.return_type == 'void')
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if ev.since == nil and not ev.noexport then
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print("Ui event "..ev.name.." lacks since field.\n")
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os.exit(1)
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end
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ev.since = tonumber(ev.since)
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if not ev.remote_only then
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proto_output:write(' void (*'..ev.name..')')
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write_signature(proto_output, ev, 'UI *ui')
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proto_output:write(';\n')
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if not ev.remote_impl and not ev.noexport then
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remote_output:write('static void remote_ui_'..ev.name)
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write_signature(remote_output, ev, 'UI *ui')
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remote_output:write('\n{\n')
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write_arglist(remote_output, ev, true)
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remote_output:write(' push_call(ui, "'..ev.name..'", args);\n')
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remote_output:write('}\n\n')
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end
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if not ev.bridge_impl and not ev.noexport then
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local send, argv, recv, recv_argv, recv_cleanup = '', '', '', '', ''
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local argc = 1
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for j = 1, #ev.parameters do
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local param = ev.parameters[j]
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local copy = 'copy_'..param[2]
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if param[1] == 'String' then
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send = send..' String copy_'..param[2]..' = copy_string('..param[2]..');\n'
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argv = argv..', '..copy..'.data, INT2PTR('..copy..'.size)'
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recv = (recv..' String '..param[2]..
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' = (String){.data = argv['..argc..'],'..
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'.size = (size_t)argv['..(argc+1)..']};\n')
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recv_argv = recv_argv..', '..param[2]
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recv_cleanup = recv_cleanup..' api_free_string('..param[2]..');\n'
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argc = argc+2
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elseif param[1] == 'Array' then
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send = send..' Array '..copy..' = copy_array('..param[2]..');\n'
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argv = argv..', '..copy..'.items, INT2PTR('..copy..'.size)'
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recv = (recv..' Array '..param[2]..
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' = (Array){.items = argv['..argc..'],'..
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'.size = (size_t)argv['..(argc+1)..']};\n')
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recv_argv = recv_argv..', '..param[2]
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recv_cleanup = recv_cleanup..' api_free_array('..param[2]..');\n'
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argc = argc+2
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elseif param[1] == 'Object' then
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send = send..' Object *'..copy..' = xmalloc(sizeof(Object));\n'
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send = send..' *'..copy..' = copy_object('..param[2]..');\n'
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argv = argv..', '..copy
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recv = recv..' Object '..param[2]..' = *(Object *)argv['..argc..'];\n'
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recv_argv = recv_argv..', '..param[2]
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recv_cleanup = (recv_cleanup..' api_free_object('..param[2]..');\n'..
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' xfree(argv['..argc..']);\n')
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argc = argc+1
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elseif param[1] == 'Integer' or param[1] == 'Boolean' then
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argv = argv..', INT2PTR('..param[2]..')'
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recv_argv = recv_argv..', PTR2INT(argv['..argc..'])'
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argc = argc+1
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else
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assert(false)
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end
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end
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bridge_output:write('static void ui_bridge_'..ev.name..
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'_event(void **argv)\n{\n')
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bridge_output:write(' UI *ui = UI(argv[0]);\n')
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bridge_output:write(recv)
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bridge_output:write(' ui->'..ev.name..'(ui'..recv_argv..');\n')
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bridge_output:write(recv_cleanup)
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bridge_output:write('}\n\n')
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bridge_output:write('static void ui_bridge_'..ev.name)
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write_signature(bridge_output, ev, 'UI *ui')
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bridge_output:write('\n{\n')
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bridge_output:write(send)
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bridge_output:write(' UI_BRIDGE_CALL(ui, '..ev.name..', '..argc..', ui'..argv..');\n}\n\n')
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end
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end
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if not (ev.remote_only and ev.remote_impl) then
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call_output:write('void ui_call_'..ev.name)
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write_signature(call_output, ev, '')
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call_output:write('\n{\n')
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if ev.remote_only then
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write_arglist(call_output, ev, false)
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call_output:write(' UI_LOG('..ev.name..');\n')
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call_output:write(' ui_event("'..ev.name..'", args);\n')
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elseif ev.compositor_impl then
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call_output:write(' UI_CALL')
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write_signature(call_output, ev, '!ui->composed, '..ev.name..', ui', true)
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call_output:write(";\n")
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else
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call_output:write(' UI_CALL')
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write_signature(call_output, ev, 'true, '..ev.name..', ui', true)
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call_output:write(";\n")
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end
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call_output:write("}\n\n")
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end
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if ev.compositor_impl then
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call_output:write('void ui_composed_call_'..ev.name)
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write_signature(call_output, ev, '')
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call_output:write('\n{\n')
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call_output:write(' UI_CALL')
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write_signature(call_output, ev, 'ui->composed, '..ev.name..', ui', true)
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call_output:write(";\n")
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call_output:write("}\n\n")
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end
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if (not ev.remote_only) and (not ev.noexport) and (not ev.client_impl) then
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call_ui_event_method(client_output, ev)
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end
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end
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-- Generate the map_init method for client handlers
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client_output:write([[
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void ui_client_methods_table_init(void)
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{
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]])
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for i = 1, #events do
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local fn = events[i]
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if (not fn.noexport) and ((not fn.remote_only) or fn.client_impl) then
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client_output:write(' add_ui_client_event_handler('..
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'(String) {.data = "'..fn.name..'", '..
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'.size = sizeof("'..fn.name..'") - 1}, '..
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'(UIClientHandler) ui_client_event_'..fn.name..');\n')
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end
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end
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client_output:write('\n}\n\n')
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proto_output:close()
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call_output:close()
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remote_output:close()
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client_output:close()
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-- don't expose internal attributes like "impl_name" in public metadata
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local exported_attributes = {'name', 'parameters',
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'since', 'deprecated_since'}
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local exported_events = {}
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for _,ev in ipairs(events) do
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local ev_exported = {}
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for _,attr in ipairs(exported_attributes) do
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ev_exported[attr] = ev[attr]
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end
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for _,p in ipairs(ev_exported.parameters) do
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if p[1] == 'HlAttrs' then
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p[1] = 'Dictionary'
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end
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end
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if not ev.noexport then
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exported_events[#exported_events+1] = ev_exported
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end
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end
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local packed = mpack.pack(exported_events)
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local dump_bin_array = require("generators.dump_bin_array")
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dump_bin_array(metadata_output, 'ui_events_metadata', packed)
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metadata_output:close()
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