mame/3rdparty/luv/examples/uvbook/uvcat.lua

38 lines
914 B
Lua

local uv = require('luv')
local fname = arg[1] and arg[1] or arg[0]
uv.fs_open(fname, 'r', tonumber('644', 8), function(err,fd)
if err then
print("error opening file:"..err)
else
local stat = uv.fs_fstat(fd)
local off = 0
local block = 10
local function on_read(err,chunk)
if(err) then
print("Read error: "..err);
elseif #chunk==0 then
uv.fs_close(fd)
else
off = block + off
uv.fs_write(1,chunk,-1,function(err,chunk)
if err then
print("Write error: "..err)
else
uv.fs_read(fd, block, off, on_read)
end
end)
end
end
uv.fs_read(fd, block, off, on_read)
end
end)
uv.run('default')
uv.loop_close()