/usr/lib/erlang/lib/erl_docgen-0.3.4.1/priv/bin/codeline_preprocessing.escript is in erlang-erl-docgen 1:16.b.3-dfsg-1ubuntu2.2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | #!/usr/bin/env escript
%% -*- erlang -*-
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2009-2010. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%----------------------------------------------------------------------
%% File : codeline_preprocessing.escript
%%
%% Created : 10 Sep 2008 by Lars Thorsen
%%----------------------------------------------------------------------
%%======================================================================
%% External functions
%%======================================================================
%%----------------------------------------------------------------------
%% Function: main/1
%% Description:
%%----------------------------------------------------------------------
main([InFile, OutFile]) ->
InDev =
case file:open(InFile, [read]) of
{ok,ID} ->
ID;
_ ->
halt(5)
end,
CPath=filename:dirname(InFile),
OutDev =
case file:open(OutFile, [write]) of
{ok,OD} ->
OD;
_ ->
halt(5)
end,
case re:compile("<codeinclude(?:\040|\t)*file=\"([^\"]*)\"(?:(?:(?:\040|\t)*tag=\"([^\"]*)\".*)|(?:.*))(?:/>|/codeinclude>)") of
{ok, Mp} ->
parse(InDev, OutDev, CPath, Mp);
_ ->
halt(2)
end;
main(_) ->
usage().
%%======================================================================
%% Internal functions
%%======================================================================
%%----------------------------------------------------------------------
%% Function: usage/0
%% Description:
%%----------------------------------------------------------------------
usage() ->
io:format("usage: codeline_preprocessing.escript <infile> <outfile>\n"),
halt(1).
%%======================================================================
%% Internal functions
%%======================================================================
parse(InDev, OutDev, CPath, Mp) ->
case io:get_line(InDev, "") of
eof ->
file:close(OutDev),
file:close(InDev);
String ->
case re:run(String, Mp,[{capture, [1,2], list}]) of
{match,[File, []]} ->
case file:read_file(filename:join(CPath, File))of
{ok, Bin} ->
file:write(OutDev, "<code>\n<![CDATA[\n"),
file:write(OutDev, Bin),
file:write(OutDev, "]]></code>");
_ ->
halt(3)
end;
{match,[File, Tag]} ->
String2 = get_code(filename:join(CPath, File), Tag),
file:write(OutDev, "<code>\n<![CDATA[\n"),
file:write(OutDev, String2),
file:write(OutDev, "]]></code>");
_ ->
file:write(OutDev, String)
end,
parse(InDev, OutDev, CPath, Mp)
end.
%%----------------------------------------------------------------------
%% Function: get_code/2
%% Description:
%%----------------------------------------------------------------------
get_code(File, Tag) ->
case file:read_file(File) of
{ok, Bin} ->
case re:run(Bin,"^" ++ Tag ++ "\n((.|\n)*)\n" ++
Tag ++ "\$",[global, multiline, {capture, [1], binary}]) of
{match,[[Match]]} ->
Match;
_ ->
halt(4)
end;
_ ->
halt(3)
end.
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