tor-android/external/badvpn_dns/bproto_generator/bproto.php

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PHP
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2015-01-25 11:08:34 +00:00
<?php
/**
* @file bproto.php
* @author Ambroz Bizjak <ambrop7@gmail.com>
*
* @section LICENSE
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the author nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
require_once "lime/parse_engine.php";
require_once "ProtoParser.php";
require_once "bproto_functions.php";
function assert_failure ($script, $line, $message)
{
if ($message == "") {
fatal_error("Assertion failure at {$script}:{$line}");
} else {
fatal_error("Assertion failure at {$script}:{$line}: {$message}");
}
}
assert_options(ASSERT_CALLBACK, "assert_failure");
function print_help ($name)
{
echo <<<EOD
Usage: {$name}
--name <string> Output file prefix.
--input-file <file> Message file to generate source for.
--output-dir <dir> Destination directory for generated files.
EOD;
}
$name = "";
$input_file = "";
$output_dir = "";
for ($i = 1; $i < $argc;) {
$arg = $argv[$i++];
switch ($arg) {
case "--name":
$name = $argv[$i++];
break;
case "--input-file":
$input_file = $argv[$i++];
break;
case "--output-dir":
$output_dir = $argv[$i++];
break;
case "--help":
print_help($argv[0]);
exit(0);
default:
fatal_error("Unknown option: {$arg}");
}
}
if ($name == "") {
fatal_error("--name missing");
}
if ($input_file == "") {
fatal_error("--input-file missing");
}
if ($output_dir == "") {
fatal_error("--output-dir missing");
}
if (($data = file_get_contents($input_file)) === FALSE) {
fatal_error("Failed to read input file");
}
if (!tokenize($data, $tokens)) {
fatal_error("Failed to tokenize");
}
$parser = new parse_engine(new ProtoParser());
try {
foreach ($tokens as $token) {
$parser->eat($token[0], $token[1]);
}
$parser->eat_eof();
} catch (parse_error $e) {
fatal_error("$input_file: Parse error: ".$e->getMessage());
}
$data = generate_header($name, $parser->semantic["directives"], $parser->semantic["messages"]);
if (file_put_contents("{$output_dir}/{$name}.h", $data) === NULL) {
fatal_error("{$input_file}: Failed to write .h file");
}