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for line in io.lines("config.h") do
local n, s = line:match("define SIZEOF_(%S*) (%d+)")
if n and s then
if n:match("^PTHREAD") or n:match("^CK_") or n:match("^GNUTLS_") then
s = math.ceil(s / 8)
print("#if !defined(SIZEOF_"..n..") || SIZEOF_"..n.." == 0")
print("#error \""..n.." is undefined or zero\"")
print("#endif")
n = n:lower()
print("typedef struct "..n:sub(1,-3).." { uint64_t a["..s.."]; } "..n..";")
elseif n:match("^STRUCT") then
n = n:match("^STRUCT_(%S*)")
if n == "SOCKADDR_STORAGE" or n == "POLLFD" then
print("#if !defined(SIZEOF_STRUCT_"..n..") || SIZEOF_STRUCT_"..n.." == 0")
print("#error \""..n.." is undefined or zero\"")
print("#endif")
n = n:lower()
print("struct "..n.." { uint8_t a["..s.."]; };")
end
end
end
end
code, err = pcall(function()
local ffi = require("ffi")
ffi.cdef[[
ssize_t dummy;
]]
end)
if code then
print("#include <unistd.h>")
print("typedef ssize_t luajit_ssize_t;")
else
print("typedef long luajit_ssize_t;")
end
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