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local nvimsrcdir = arg[1]
local includedir = arg[2]
local autodir = arg[3]
if nvimsrcdir == '--help' then
print ([[
Usage:
lua genex_cmds.lua src/nvim build/include build/src/nvim/auto
Will generate files build/include/ex_cmds_enum.generated.h with cmdidx_T
enum and build/src/nvim/auto/ex_cmds_defs.generated.h with main Ex commands
definitions.
]])
os.exit(0)
end
package.path = nvimsrcdir .. '/?.lua;' .. package.path
local enumfname = includedir .. '/ex_cmds_enum.generated.h'
local defsfname = autodir .. '/ex_cmds_defs.generated.h'
local enumfile = io.open(enumfname, 'w')
local defsfile = io.open(defsfname, 'w')
local defs = require('ex_cmds')
local lastchar = nil
local i
local cmd
local first = true
local prevfirstchar = nil
local byte_a = string.byte('a')
local byte_z = string.byte('z')
local cmdidxs = string.format([[
static const cmdidx_T cmdidxs[%u] = {
]], byte_z - byte_a + 2)
enumfile:write([[
typedef enum CMD_index {
]])
defsfile:write(string.format([[
static CommandDefinition cmdnames[%u] = {
]], #defs))
for i, cmd in ipairs(defs) do
local enumname = cmd.enum or ('CMD_' .. cmd.command)
firstchar = string.byte(cmd.command)
if firstchar ~= prevfirstchar then
if (not prevfirstchar
or (byte_a <= firstchar and firstchar <= byte_z)
or (byte_a <= prevfirstchar and prevfirstchar <= byte_z)) then
if not first then
cmdidxs = cmdidxs .. ',\n'
end
cmdidxs = cmdidxs .. ' ' .. enumname
end
prevfirstchar = firstchar
end
if first then
first = false
else
defsfile:write(',\n')
end
enumfile:write(' ' .. enumname .. ',\n')
defsfile:write(string.format([[
[%s] = {
.cmd_name = (char_u *) "%s",
.cmd_func = &%s,
.cmd_argt = %uL,
.cmd_addr_type = %i
}]], enumname, cmd.command, cmd.func, cmd.flags, cmd.addr_type))
end
defsfile:write([[
};
]])
enumfile:write([[
CMD_SIZE,
CMD_USER = -1,
CMD_USER_BUF = -2
} cmdidx_T;
]])
cmdidxs = cmdidxs .. [[
};
]]
defsfile:write(cmdidxs)
|
