* [Caml-list] ANN: ppx_blob v0.1
@ 2014-10-11 20:00 John Whitington
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From: John Whitington @ 2014-10-11 20:00 UTC (permalink / raw)
To: caml-list
Hi,
Ppx_blob is an OCaml ppx to include a binary blob from a file as a
string. Writing [%blob "filename"] will replace the string with the
contents of the file at compile time. This allows the inclusion of
arbitary, possibly compressed, data, without the need to respect OCaml's
lexical conventions. This allows for smaller executables, and a proper
separation of data and code.
https://github.com/johnwhitington/ppx_blob
(Shortly with "opam install ppx_blob")
You will need OCaml version 4.02 or later.
For example, assuming the existence of "META" in the current directory:
OCaml version 4.02.0
# #use "topfind";;
# #require "ppx_blob";;
# let meta = [%blob "META"];;
val meta : string =
"name=\"ppx_blob\"\ndescription=\"Include a file as a string at
compile
time\"\nversion=\"0.1\"\nrequires=\"ppx_tools\"\nppx=\"./ppx_blob\"\n"
The example that comes with ppx_blob is the little quine:
print_string [%blob "quine.ml"]
Thanks,
John Whitington
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