BadVPN – Blame information for rev 1
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1 | office | 1 | <?php |
2 | /** |
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3 | * @file bproto.php |
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4 | * @author Ambroz Bizjak <ambrop7@gmail.com> |
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5 | * |
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6 | * @section LICENSE |
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7 | * |
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8 | * Redistribution and use in source and binary forms, with or without |
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9 | * modification, are permitted provided that the following conditions are met: |
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10 | * 1. Redistributions of source code must retain the above copyright |
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11 | * notice, this list of conditions and the following disclaimer. |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * 3. Neither the name of the author nor the |
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16 | * names of its contributors may be used to endorse or promote products |
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17 | * derived from this software without specific prior written permission. |
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18 | * |
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19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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21 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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22 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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23 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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24 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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25 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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26 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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28 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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29 | */ |
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30 | |||
31 | require_once "lime/parse_engine.php"; |
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32 | require_once "ProtoParser.php"; |
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33 | require_once "bproto_functions.php"; |
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34 | |||
35 | function assert_failure ($script, $line, $message) |
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36 | { |
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37 | if ($message == "") { |
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38 | fatal_error("Assertion failure at {$script}:{$line}"); |
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39 | } else { |
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40 | fatal_error("Assertion failure at {$script}:{$line}: {$message}"); |
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41 | } |
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42 | } |
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43 | |||
44 | assert_options(ASSERT_CALLBACK, "assert_failure"); |
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45 | |||
46 | function print_help ($name) |
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47 | { |
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48 | echo <<<EOD |
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49 | Usage: {$name} |
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50 | --name <string> Output file prefix. |
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51 | --input-file <file> Message file to generate source for. |
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52 | --output-dir <dir> Destination directory for generated files. |
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53 | |||
54 | EOD; |
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55 | } |
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56 | |||
57 | $name = ""; |
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58 | $input_file = ""; |
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59 | $output_dir = ""; |
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60 | |||
61 | for ($i = 1; $i < $argc;) { |
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62 | $arg = $argv[$i++]; |
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63 | switch ($arg) { |
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64 | case "--name": |
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65 | $name = $argv[$i++]; |
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66 | break; |
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67 | case "--input-file": |
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68 | $input_file = $argv[$i++]; |
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69 | break; |
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70 | case "--output-dir": |
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71 | $output_dir = $argv[$i++]; |
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72 | break; |
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73 | case "--help": |
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74 | print_help($argv[0]); |
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75 | exit(0); |
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76 | default: |
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77 | fatal_error("Unknown option: {$arg}"); |
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78 | } |
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79 | } |
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80 | |||
81 | if ($name == "") { |
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82 | fatal_error("--name missing"); |
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83 | } |
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84 | |||
85 | if ($input_file == "") { |
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86 | fatal_error("--input-file missing"); |
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87 | } |
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88 | |||
89 | if ($output_dir == "") { |
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90 | fatal_error("--output-dir missing"); |
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91 | } |
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92 | |||
93 | if (($data = file_get_contents($input_file)) === FALSE) { |
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94 | fatal_error("Failed to read input file"); |
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95 | } |
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96 | |||
97 | if (!tokenize($data, $tokens)) { |
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98 | fatal_error("Failed to tokenize"); |
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99 | } |
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100 | |||
101 | $parser = new parse_engine(new ProtoParser()); |
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102 | |||
103 | try { |
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104 | foreach ($tokens as $token) { |
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105 | $parser->eat($token[0], $token[1]); |
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106 | } |
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107 | $parser->eat_eof(); |
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108 | } catch (parse_error $e) { |
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109 | fatal_error("$input_file: Parse error: ".$e->getMessage()); |
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110 | } |
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111 | |||
112 | $data = generate_header($name, $parser->semantic["directives"], $parser->semantic["messages"]); |
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113 | if (file_put_contents("{$output_dir}/{$name}.h", $data) === NULL) { |
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114 | fatal_error("{$input_file}: Failed to write .h file"); |
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115 | } |