mirror of
https://github.com/octoleo/lsyncd.git
synced 2024-10-31 18:52:29 +00:00
48 lines
1.2 KiB
Lua
Executable File
48 lines
1.2 KiB
Lua
Executable File
#!/usr/bin/lua
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--============================================================================
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-- bin2carray.lua
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--
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-- License: GPLv2 (see COPYING) or any later version
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--
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-- Authors: Axel Kittenberger <axkibe@gmail.com>
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--
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-- Transforms a binary file (the compiled lsyncd runner script) in a c array
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-- so it can be included into the executable in a portable way.
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--============================================================================
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if #arg < 3 then
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error("Usage: "..arg[0].." [infile] [varname] [outfile]")
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end
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fin, err = io.open(arg[1], "rb")
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if fin == nil then
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error("Cannot open '"..arg[1].."' for reading: "..err)
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end
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fout, err = io.open(arg[3], "w")
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if fout == nil then
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error("Cannot open '"..arg[3].."'for writing: "..err)
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end
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fout:write("/* created by "..arg[0].." from file "..arg[1].." */\n")
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fout:write("#include <stddef.h>\n")
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fout:write("const char "..arg[2].."_out[] = {\n")
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while true do
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local block = fin:read(16)
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if block == nil then
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break
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end
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for i = 1, #block do
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local val = string.format("%x", block:byte(i))
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if #val < 2 then
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val = "0" ..val
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end
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fout:write("0x",val,",")
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end
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fout:write("\n")
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end
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fout:write("};\n\nsize_t "..arg[2].."_size = sizeof("..arg[2].."_out);\n");
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fin:close();
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fout:close();
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