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23: <title>Charlint - A Character Normalization Tool</title>
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26:
27: <body bgcolor="#FFFFFF" text="#000000">
28: <p><a href="/"><img border="0" src="/Icons/WWW/w3c_home" alt="W3C" width="72"
29: height="48"></a> <a href="/International"><img src="/Icons/WWW/i18n-alt"
30: alt="International" width="72" height="48" border="0"></a></p>
31:
32: <h1>Charlint - A Character Normalization Tool</h1>
33:
34: <p><a href="#Perl">Perl source</a> | <a href="#Recommended">Recommended Data
35: Files</a> | <a href="#How">How to use</a> | <a href="#Future">Future Plans</a>
36: | <a href="#Background">Background </a>| <a href="#Version">Version
37: History</a></p>
38:
1.39 duerst 39: <p><strong>IMPORTANT</strong>: New version 0.35, fixes serious bugs (24 July
1.37 duerst 40: 2000)</p>
1.36 duerst 41:
1.34 duerst 42: <p>Charlint is a character normalization/checking tool written in Perl. Among
43: else, it implements Normalization Form C of <a
44: href="http://www.unicode.org/unicode/reports/tr15/">Unicode TR 15</a>.</p>
45:
46: <h3><a name="Perl">Perl Source</a> and Installation</h3>
47:
48: <p>Charlint , aka 'Charlie', is written in <a
49: href="http://www.perl.com/pace/pub/perldocs/latest.html">Perl 5</a>. You can
50: get the source from <a
51: href="http://www.w3.org/International/charlint/charlint.pl">http://www.w3.org/International/charlint/charlint.pl</a>.
52: Charlint is covered by the <a
53: href="http://www.w3.org/Consortium/Legal/copyright-software.html">W3C software
54: licence</a>. To install charlint, please make sure you have installed <a
55: href="http://www.perl.com/pace/pub/perldocs/latest.html">Perl 5</a>, you have
56: downloaded an appropriate character data file, and you have downloaded the <a
57: href="http://www.w3.org/International/charlint/charlint.pl">Perl source</a>.
58: Please send error reports or comments to <a
59: href="mailto:duerst@w3.org">duerst@w3.org</a>; for anouncements and public
60: discussion please see the Winter mailing list (www-international@w3.org).</p>
61:
62: <h3><a name="Recommended">Recommended Character Data Files</a></h3>
63:
64: <p>Charlint needs information on characters in order to work correctly. To
65: indicate the file you want to use, please use the -f option. The currently
66: recommended character data file is available from <a
1.40 ! duerst 67: href="fftp://ftp.unicode.org/Public/UNIDATA/UnicodeData-Latest.txt">ftp://ftp.unicode.org/Public/UNIDATA/UnicodeData-Latest.txt</a>.
1.34 duerst 68: Composition exclusions are currently hard-coded and are based on <a
69: href="ftp://ftp.unicode.org/Public/3.0-Update/CompositionExclusions-1.beta.txt">ftp://ftp.unicode.org/Public/3.0-Update/CompositionExclusions-1.beta.txt</a>
70: [version of 04 Aug 1999 for both files]. Additional information on these and
71: other files can be found at <a
72: href="http://www.unicode.org/unicode/standard/versions/Unicode3.0-beta.html">http://www.unicode.org/unicode/standard/versions/Unicode3.0-beta.html</a>.
73: Please note that this data file is a beta version; the beta test will last up
74: to 15 August 1999. Using charlint is one way to test this data file. Please
75: send any comments on <em>the data file</em> to <a
76: href="mailto:errata@unicode.org">errata@unicode.org</a>.</p>
77:
78: <h3><a name="How">How to use charlint</a></h3>
79:
80: <p>Charlint is a perl script that works as a simple filter. It uses UTF-8 both
81: for input and for output. Behaviour can be fine-tuned with various options. A
82: list of options such as the one below can be optained by using <kbd>charlint
83: -h</kbd>.</p>
84: <pre>(options prefixed by # are currently not available)
1.14 duerst 85: -b: Remove initial 'Byte Order Mark'
86: -B: Supress warning about initial 'Byte Order Mark'
87: -d: Debug: Thoroughly check character data table input
88: -D: Leave after reading in character data
89: -e: # remove undefined codepoints
90: -E: Do not warn about undefined codepoints
91: -f file: Read data from file
92: (please use newest V3.0 beta datafiles)
1.38 duerst 93: -C: Do not normalize
1.14 duerst 94: -h: Prints out this short description
95: -n: Accept &#ddddd; and &#xhhhh; on input
1.34 duerst 96: (beware of <![CDATA[, <SCRIPT>, <STYLE>)
1.14 duerst 97: -N: Produce &#xhh; on output
98: -o: Print out 'unprintable' bytes as octal
99: -p: # Remove stuff in private zone
100: -P: Supress checking private zone
101: -u: # Fix UTF-8 (convert or remove)
102: -U: Supress checking correctness of UTF-8
1.34 duerst 103: -v: Print version</pre>
104:
105: <h3><a name="Version">Version History</a></h3>
1.39 duerst 106: <pre># History:
107: # 2000/07/24: 0.35, adapted exclusions to 3.0.0 final (+Tibetan) MJD
108: # 2000/07/24: 0.34, $chClass = $CombClass{ch}; should read $chClass = $CombClass{$ch};
109: # implemented -C MJD
110: # 1999/08/16: 0.33, updated for second version of 3.0.0.beta MJD
111: # 1999/07/01: 0.32, adapted surrogates/exclusions to 3.0.0.beta MJD
1.23 duerst 112: # 1999/06/25: 0.31, fixed reordering bug, going public MJD
1.39 duerst 113: # 1999/06/23: 0.30, preparation for W3C member test, without Hangul MJD</pre>
1.34 duerst 114:
115: <h3><a name="Background">Background</a></h3>
116: <ul>
117: <li><a href="http://www.w3.org/TR/WD-charmod">Character Model for the World
118: Wide Web</a> (W3C Working Draft)</li>
119: <li><a href="http://www.unicode.org/unicode/reports/tr15/">Unicode Technical
120: Report #15</a> (Version 14 approved subject to various changes)</li>
121: <li><a href="http://www.w3.org/Status">W3C Open Source Releases</a></li>
122: </ul>
123:
124: <h3><a name="Future">Future Plans</a></h3>
125:
126: <p>We have just released the first version of charlint. There are many things
127: we plan to add in the future:</p>
128: <ul>
129: <li>Hangul syllable normalization</li>
130: <li>Removal of undefined codepoints and codepoints in the private zone</li>
131: <li>Removal/fix of incorrect UTF-8</li>
132: <li>Compatibility character detection or removal.</li>
133: <li>Detection or removal of characters not suitable for markup.</li>
134: </ul>
135:
136: <p>Your help (bug reports, patches, ideas, test cases) is welcome.</p>
137: <hr>
138:
139: <address>
140: <a href="mailto:duerst@w3.org">Martin Dürst</a> <br>
141: <a href="/Help/Webmaster.html">Webmaster</a> <br>
142: last revised $Date: 1999/09/29 09:03:18 $ by $Author: duerst $
143: </address>
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