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