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Diffstat (limited to 'libX11/specs/i18n/localedb')
| -rw-r--r-- | libX11/specs/i18n/localedb/localedb.xml | 1554 |
1 files changed, 777 insertions, 777 deletions
diff --git a/libX11/specs/i18n/localedb/localedb.xml b/libX11/specs/i18n/localedb/localedb.xml index c4f6d1377..7b27d9f0c 100644 --- a/libX11/specs/i18n/localedb/localedb.xml +++ b/libX11/specs/i18n/localedb/localedb.xml @@ -1,777 +1,777 @@ -<?xml version="1.0" encoding="UTF-8" ?> -<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" - "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd"> - -<book id="localedb"> - -<bookinfo> - <title>X Locale Database Specification</title> - <authorgroup> - <author> - <firstname>Yoshio</firstname><surname>Horiuchi</surname> - <affiliation><orgname>IBM Japan</orgname></affiliation> - </author> - </authorgroup> - <copyright><year>1994</year><holder>IBM Corporation</holder></copyright> - <copyright><year>1994</year><holder>X Consortium</holder></copyright> - - -<legalnotice> - -<para> -License to use, copy, modify, and distribute this software and its documentation for -any purpose and without fee is hereby granted, provided that the above copyright notice -appear in all copies and that both that copyright notice and this permission notice -appear in supporting documentation, and that the name of IBM not be used in advertising -or publicity pertaining to distribution of the software without specific, written -prior permission. -</para> -<para> -IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED -WARRANTIES OF MERCHANTABILITY, FITNESS, AND NONINFRINGEMENT OF THIRD PARTY RIGHTS, -IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES -OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN -AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION -WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -</para> - -<para> -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files -(the “Software”), to deal in the Software without restriction, -including without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to permit -persons to whom the Software is furnished to do so, subject to the following -conditions: -</para> - -<para> -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. -</para> - -<para> -THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN -NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -THE SOFTWARE. -</para> - -<para> -Except as contained in this notice, the name of The Open Group shall not -be used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from X Consortium. -</para> - -<para>X Window System is a trademark of The Open Group.</para> - -</legalnotice> -</bookinfo> - -<chapter id="localeDatabase"> -<title>LocaleDB</title> - -<sect1 id="General"> -<title>General</title> -<para> -An X Locale Database contains the subset of a user's environment that -depends on language, in X Window System. It is made up from one or more -categories. Each category consists of some classes and sub-classes. -</para> - -<para> -It is provided as a plain ASCII text file, so a user can change its -contents easily. It allows a user to customize the behavior of -internationalized portion of Xlib without changing Xlib itself. -</para> - -<para> -This document describes; -</para> - -<itemizedlist> - <listitem> - <para> -Database Format Definition - </para> - </listitem> - <listitem> - <para> -Contents of Database in sample implementation -<!-- .RE --> - </para> - </listitem> -</itemizedlist> - -<para> -Since it is hard to define the set of required information for all -platforms, only the flexible database format is defined. -The available entries in database are implementation dependent. -</para> - -</sect1> -<sect1 id="Database_Format_Definition"> -<title>Database Format Definition</title> -<para> -The X Locale Database contains one or more category definitions. -This section describes the format of each category definition. -</para> - -<para> -The category definition consists of one or more class definitions. -Each class definition has a pair of class name and class value, or -has several subclasses which are enclosed by the left brace ({) and -the right brace (}). -</para> - -<para> -Comments can be placed by using the number sign character (#). -Putting the number sign character on the top of the line indicates -that the entire line is comment. Also, putting any whitespace character -followed by the number sign character indicates that a part of the line -(from the number sign to the end of the line) is comment. -A line can be continued by placing backslash (\) character as the -last character on the line; this continuation character will be -discarded from the input. Comment lines cannot be continued on -a subsequent line using an escaped new line character. -</para> - -<para> -X Locale Database only accepts XPCS, the X Portable Character Set. -The reserved symbols are; the quotation mark("), the number sign (#), -the semicolon(;), the backslash(\), the left brace({) and -the right brace(}). -</para> - -<para> -The format of category definition is; -</para> - -<informaltable frame="none"> - <tgroup cols='3' align='left'> - <colspec colname='c1' colwidth="3*" colsep="0"/> - <colspec colname='c2' colwidth="1*" colsep="0"/> - <colspec colname='c3' colwidth="6*" colsep="0"/> - <tbody> - <row rowsep="0"> - <entry>CategoryDefinition</entry> - <entry>::=</entry> - <entry>CategoryHeader CategorySpec CategoryTrailer</entry> - </row> - <row rowsep="0"> - <entry>CategoryHeader</entry> - <entry>::=</entry> - <entry>CategoryName NL</entry> - </row> - <row rowsep="0"> - <entry>CategorySpec</entry> - <entry>::=</entry> - <entry>{ ClassSpec }</entry> - </row> - <row rowsep="0"> - <entry>CategoryTrailer</entry> - <entry>::=</entry> - <entry>"END" Delimiter CategoryName NL</entry> - </row> - <row rowsep="0"> - <entry>CategoryName</entry> - <entry>::=</entry> - <entry>String</entry> - </row> - <row rowsep="0"> - <entry>ClassSpec</entry> - <entry>::=</entry> - <entry>ClassName Delimiter ClassValue NL</entry> - </row> - <row rowsep="0"> - <entry>ClassName</entry> - <entry>::=</entry> - <entry>String</entry> - </row> - <row rowsep="0"> - <entry>ClassValue</entry> - <entry>::=</entry> - <entry>ValueList | "{" NL { ClassSpec } "}"</entry> - </row> - <row rowsep="0"> - <entry>ValueList</entry> - <entry>::=</entry> - <entry>Value | Value ";" ValueList</entry> - </row> - <row rowsep="0"> - <entry>Value</entry> - <entry>::=</entry> - <entry>ValuePiece | ValuePiece Value</entry> - </row> - <row rowsep="0"> - <entry>ValuePiece</entry> - <entry>::=</entry> - <entry>String | QuotedString | NumericString</entry> - </row> - <row rowsep="0"> - <entry>String</entry> - <entry>::=</entry> - <entry>Char { Char }</entry> - </row> - <row rowsep="0"> - <entry>QuotedString</entry> - <entry>::=</entry> - <entry>""" QuotedChar { QuotedChar } """</entry> - </row> - <row rowsep="0"> - <entry>NumericString</entry> - <entry>::=</entry> - <entry>"\\o" OctDigit { OctDigit }</entry> - </row> - <row rowsep="0"> - <entry></entry> - <entry>|</entry> - <entry>"\\d" DecDigit { DecDigit }</entry> - </row> - <row rowsep="0"> - <entry></entry> - <entry>|</entry> - <entry>"\\x" HexDigit { HexDigit }</entry> - </row> - <row rowsep="0"> - <entry>Char</entry> - <entry>::=</entry> - <entry><XPCS except NL, Space or unescaped reserved symbols></entry> - </row> - <row rowsep="0"> - <entry>QuotedChar</entry> - <entry>::=</entry> - <entry><XPCS except unescaped """></entry> - </row> - <row rowsep="0"> - <entry>OctDigit</entry> - <entry>::=</entry> - <entry><character in the range of "0" - "7"></entry> - </row> - <row rowsep="0"> - <entry>DecDigit</entry> - <entry>::=</entry> - <entry><character in the range of "0" - "9"></entry> - </row> - <row rowsep="0"> - <entry>HexDigit</entry> - <entry>::=</entry> - <entry><character in the range of "0" - "9", "a" - "f", "A" - "F"></entry> - </row> - <row rowsep="0"> - <entry>Delimiter</entry> - <entry>::=</entry> - <entry>Space { Space }</entry> - </row> - <row rowsep="0"> - <entry>Space</entry> - <entry>::=</entry> - <entry><space> | <horizontal tab></entry> - </row> - <row rowsep="0"> - <entry>NL</entry> - <entry>::=</entry> - <entry><newline></entry> - </row> - </tbody> - </tgroup> -</informaltable> - -<para> -Elements separated by vertical bar (|) are alternatives. Curly -braces ({...}) indicate zero or more repetitions of the enclosed -elements. Square brackets ([...]) indicate that the enclosed element -is optional. Quotes ("...") are used around literal characters. -</para> - -<para> -The backslash, which is not the top character of the NumericString, is -recognized as an escape character, so that the next one character is -treated as a literal character. For example, the two-character -sequence, ""\"""(the backslash followed by the quotation mark) is -recognized and replaced with a quotation mark character. -Any whitespace character, that is not the Delimiter, unquoted and -unescaped, is ignored. -</para> - -</sect1> -<sect1 id="Contents_of_Database_"> -<title>Contents of Database </title> -<para> -The available categories and classes depend on implementation, because -different platform will require different information set. -For example, some platform have system locale but some platform don't. -Furthermore, there might be a difference in functionality even if the -platform has system locale. -</para> - -<para> -In current sample implementation, categories listed below are available. -</para> - -<informaltable frame="none"> - <tgroup cols='3' align='left'> - <colspec colname='c1' colwidth="2*" colsep="0"/> - <colspec colname='c2' colwidth="1*" colsep="0"/> - <tbody> - <row rowsep="0"> - <entry>XLC_FONTSET:XFontSet relative information</entry> - </row> - <row rowsep="0"> - <entry>XLC_XLOCALE:Character classification and conversion information</entry> - </row> - </tbody> - </tgroup> -</informaltable> - -</sect1> -<sect1 id="XLC_FONTSET_Category"> -<title>XLC_FONTSET Category</title> -<para> -The XLC_FONTSET category defines the XFontSet relative information. -It contains the CHARSET_REGISTRY-CHARSET_ENCODING name and character -mapping side (GL, GR, etc), and is used in Output Method (OM). -</para> - -<informaltable frame="none"> - <tgroup cols='3' align='left'> - <thead> - <colspec colname='c1' colwidth="3*" colsep="0"/> - <colspec colname='c2' colwidth="1*" colsep="0"/> - <colspec colname='c3' colwidth="3*" colsep="0"/> - <row> - <entry>class</entry> - <entry>super class</entry> - <entry>description</entry> - </row> - </thead> - <tbody> - <row rowsep="0"> - <entry>fsN</entry> - <entry></entry> - <entry>Nth fontset (N=0,1,2, ...)</entry> - </row> - <row rowsep="0"> - <entry>charset</entry> - <entry>fsN</entry> - <entry>list of encoding name</entry> - </row> - <row rowsep="0"> - <entry>font</entry> - <entry>fsN</entry> - <entry>list of font encoding name</entry> - </row> - </tbody> - </tgroup> -</informaltable> - -<variablelist> - <varlistentry> - <term>fsN</term> - <listitem> - <para> -Includes an encoding information for Nth charset, where N is -the index number (0,1,2,...). If there are 4 charsets available -in current locale, 4 fontsets, fs0, fs1, fs2 and fs3, should be -defined. -This class has two subclasses, 'charset' and 'font'. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>charset</term> - <listitem> - <para> -Specifies an encoding information to be used internally in Xlib -for this fontset. The format of value is; - </para> -<informaltable frame="none"> - <tgroup cols='3' align='left'> - <colspec colname='c1' colwidth="3*" colsep="0"/> - <colspec colname='c2' colwidth="1*" colsep="0"/> - <colspec colname='c3' colwidth="4*" colsep="0"/> - <tbody> - <row rowsep="0"> - <entry>EncodingInfo</entry> - <entry>::=</entry> - <entry>EncodingName [ ":" EncodingSide ]</entry> - </row> - <row rowsep="0"> - <entry>EncodingName</entry> - <entry>::=</entry> - <entry>CHARSET_REGISTRY-CHARSET_ENCODING</entry> - </row> - <row rowsep="0"> - <entry>EncodingSide</entry> - <entry>::=</entry> - <entry>"GL" | "GR"</entry> - </row> - </tbody> - </tgroup> -</informaltable> - -<para> -For detail definition of CHARSET_REGISTRY-CHARSET_ENCODING, refer -"X Logical Font Descriptions" document. -</para> -<literallayout> -example: - ISO8859-1:GL -</literallayout> - </listitem> - </varlistentry> - <varlistentry> - <term>font</term> - <listitem> - <para> -Specifies a list of encoding information which is used for searching -appropriate font for this fontset. The left most entry has highest -priority. - </para> - </listitem> - </varlistentry> -</variablelist> - -</sect1> -<sect1 id="XLC_XLOCALE_Category"> -<title>XLC_XLOCALE Category</title> -<para> -The XLC_XLOCALE category defines character classification, conversion -and other character attributes. -</para> - -<informaltable frame="none"> - <tgroup cols='3' align='left'> - <colspec colname='c1' colwidth="3*" colsep="0"/> - <colspec colname='c2' colwidth="1*" colsep="0"/> - <colspec colname='c3' colwidth="3*" colsep="0"/> - <thead> - <row> - <entry>class</entry> - <entry>super class</entry> - <entry>description</entry> - </row> - </thead> - <tbody> - <row rowsep="0"> - <entry>encoding_name</entry> - <entry></entry> - <entry>codeset name</entry> - </row> - <row rowsep="0"> - <entry>mb_cur_max</entry> - <entry></entry> - <entry>MB_CUR_MAX</entry> - </row> - <row rowsep="0"> - <entry>state_depend_encoding</entry> - <entry></entry> - <entry>state dependent or not</entry> - </row> - <row rowsep="0"> - <entry>wc_encoding_mask</entry> - <entry></entry> - <entry>for parsing wc string</entry> - </row> - <row rowsep="0"> - <entry>wc_shift_bits</entry> - <entry></entry> - <entry>for conversion between wc and mb</entry> - </row> - <row rowsep="0"> - <entry>csN</entry> - <entry></entry> - <entry>Nth charset (N=0,1,2,...)</entry> - </row> - <row rowsep="0"> - <entry>side</entry> - <entry>csN</entry> - <entry>mapping side (GL, etc)</entry> - </row> - <row rowsep="0"> - <entry>length</entry> - <entry>csN</entry> - <entry>length of a character</entry> - </row> - <row rowsep="0"> - <entry>mb_encoding</entry> - <entry>csN</entry> - <entry>for parsing mb string</entry> - </row> - <row rowsep="0"> - <entry>wc_encoding</entry> - <entry>csN</entry> - <entry>for parsing wc string</entry> - </row> - <row rowsep="0"> - <entry>ct_encoding</entry> - <entry>csN</entry> - <entry>list of encoding name for ct</entry> - </row> - </tbody> - </tgroup> -</informaltable> - -<variablelist> - <varlistentry> - <term>encoding_name</term> - <listitem> - <para> -Specifies a codeset name of current locale. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>mb_cur_max</term> - <listitem> - <para> -Specifies a maximum allowable number of bytes in a multi-byte character. -It is corresponding to MB_CUR_MAX of "ISO/IEC 9899:1990 C Language Standard". - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>state_depend_encoding</term> - <listitem> - <para> -Indicates a current locale is state dependent. The value should be -specified "True" or "False". - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>wc_encoding_mask</term> - <listitem> - <para> -Specifies a bit-mask for parsing wide-char string. Each wide character is -applied bit-and operation with this bit-mask, then is classified into -the unique charset, by using 'wc_encoding'. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>wc_shift_bits</term> - <listitem> - <para> -Specifies a number of bit to be shifted for converting from a multi-byte -character to a wide character, and vice-versa. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>csN</term> - <listitem> - <para> -<!-- .br --> -Includes a character set information for Nth charset, where N is the -index number (0,1,2,...). If there are 4 charsets available in current -locale, cs0, cs1, cs2 and cs3 should be defined. This class has five -subclasses, 'side', 'length', 'mb_encoding' 'wc_encoding' and 'ct_encoding'. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>side</term> - <listitem> - <para> -Specifies a mapping side of this charset. The format of this value is; - </para> - <literallayout> - Side ::= EncodingSide[":Default"] - </literallayout> - <para> -The suffix ":Default" can be specified. It indicates that a character -belongs to the specified side is mapped to this charset in initial state. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>length</term> - <listitem> - <para> -<!-- .br --> -Specifies a number of bytes of a multi-byte character of this charset. -It should not contain the length of any single-shift sequence. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>mb_encoding</term> - <listitem> - <para> -Specifies a list of shift sequence for parsing multi-byte string. -The format of this value is; - </para> -<informaltable frame="none"> - <tgroup cols='3' align='left'> - <colspec colname='c1' colwidth="3*" colsep="0"/> - <colspec colname='c2' colwidth="1*" colsep="0"/> - <colspec colname='c3' colwidth="5*" colsep="0"/> - <tbody> - <row rowsep="0"> - <entry>MBEncoding</entry> - <entry>::=</entry> - <entry>ShiftType ShiftSequence</entry> - </row> - <row rowsep="0"> - <entry></entry> - <entry>|</entry> - <entry>ShiftType ShiftSequence ";" MBEncoding</entry> - </row> - <row rowsep="0"> - <entry>ShiftType</entry> - <entry>::=</entry> - <entry>"<SS>"|"<LSL>"|"<LSR>"</entry> - </row> - <row rowsep="0"> - <entry>ShiftSequence</entry> - <entry>::=</entry> - <entry>SequenceValue|SequenceValue ShiftSequence</entry> - </row> - <row rowsep="0"> - <entry>SequenceValue</entry> - <entry>::=</entry> - <entry>NumericString</entry> - </row> - </tbody> - </tgroup> -</informaltable> - - <literallayout> -example: - <LSL> \x1b \x28 \x4a; <LSL> \x1b \x28 \x42 - </literallayout> - </listitem> - </varlistentry> - <varlistentry> - <term>wc_encoding</term> - <listitem> - <para> -Specifies an integer value for parsing wide-char string. -It is used to determine the charset for each wide character, after -applying bit-and operation using 'wc_encoding_mask'. -This value should be unique in all csN classes. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term>ct_encoding</term> - <listitem> - <para> -Specifies a list of encoding information that can be used for Compound -Text. - </para> - </listitem> - </varlistentry> -</variablelist> -</sect1> - -<sect1 id="Sample_of_X_Locale_Database"> -<title>Sample of X Locale Database</title> -<para> -The following is sample X Locale Database file. -</para> - -<literallayout class="monospaced"> -# XLocale Database Sample for ja_JP.euc -# - -# -# XLC_FONTSET category -# -XLC_FONTSET -# fs0 class (7 bit ASCII) -fs0 { - charset ISO8859-1:GL - font ISO8859-1:GL; JISX0201.1976-0:GL -} -# fs1 class (Kanji) -fs1 { - charset JISX0208.1983-0:GL - font JISX0208.1983-0:GL -} -# fs2 class (Half Kana) -fs2 { - charset JISX0201.1976-0:GR - font JISX0201.1976-0:GR -} -# fs3 class (User Defined Character) -# fs3 { -# charset JISX0212.1990-0:GL -# font JISX0212.1990-0:GL -# } -END XLC_FONTSET - -# -# XLC_XLOCALE category -# -XLC_XLOCALE - -encoding_name ja.euc -mb_cur_max 3 -state_depend_encoding False - -wc_encoding_mask \x00008080 -wc_shift_bits 8 - -# cs0 class -cs0 { - side GL:Default - length 1 - wc_encoding \x00000000 - ct_encoding ISO8859-1:GL; JISX0201.1976-0:GL -} -# cs1 class -cs1 { - side GR:Default - length 2 - - wc_encoding \x00008080 - - ct_encoding JISX0208.1983-0:GL; JISX0208.1983-0:GR;\ - JISX0208.1983-1:GL; JISX0208.1983-1:GR -} - -# cs2 class -cs2 { - side GR - length 1 - mb_encoding <SS> \x8e - - wc_encoding \x00000080 - - ct_encoding JISX0201.1976-0:GR -} - -# cs3 class -# cs3 { -# side GL -# length 2 -# mb_encoding <SS> \x8f -# #if HasWChar32 -# wc_encoding \x20000000 -# #else -# wc_encoding \x00008000 -# #endif -# ct_encoding JISX0212.1990-0:GL; JISX0212.1990-0:GR -# } - -END XLC_XLOCALE -</literallayout> -</sect1> - -<sect1 id="Reference"> -<title>Reference</title> -<para> -[1] <emphasis remap='I'>ISO/IEC 9899:1990 C Language Standard</emphasis> -</para> -<para> -[2] <emphasis remap='I'>X Logical Font Descriptions</emphasis> -</para> - -</sect1> -</chapter> -</book> +<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
+ "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd">
+
+<book id="localedb">
+
+<bookinfo>
+ <title>X Locale Database Specification</title>
+ <authorgroup>
+ <author>
+ <firstname>Yoshio</firstname><surname>Horiuchi</surname>
+ <affiliation><orgname>IBM Japan</orgname></affiliation>
+ </author>
+ </authorgroup>
+ <copyright><year>1994</year><holder>IBM Corporation</holder></copyright>
+ <copyright><year>1994</year><holder>X Consortium</holder></copyright>
+
+
+<legalnotice>
+
+<para>
+License to use, copy, modify, and distribute this software and its documentation for
+any purpose and without fee is hereby granted, provided that the above copyright notice
+appear in all copies and that both that copyright notice and this permission notice
+appear in supporting documentation, and that the name of IBM not be used in advertising
+or publicity pertaining to distribution of the software without specific, written
+prior permission.
+</para>
+<para>
+IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
+WARRANTIES OF MERCHANTABILITY, FITNESS, AND NONINFRINGEMENT OF THIRD PARTY RIGHTS,
+IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES
+OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+</para>
+
+<para>
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files
+(the “Software”), to deal in the Software without restriction,
+including without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to permit
+persons to whom the Software is furnished to do so, subject to the following
+conditions:
+</para>
+
+<para>
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+</para>
+
+<para>
+THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+</para>
+
+<para>
+Except as contained in this notice, the name of The Open Group shall not
+be used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from X Consortium.
+</para>
+
+<para>X Window System is a trademark of The Open Group.</para>
+
+</legalnotice>
+</bookinfo>
+
+<chapter id="localeDatabase">
+<title>LocaleDB</title>
+
+<sect1 id="General">
+<title>General</title>
+<para>
+An X Locale Database contains the subset of a user's environment that
+depends on language, in X Window System. It is made up from one or more
+categories. Each category consists of some classes and sub-classes.
+</para>
+
+<para>
+It is provided as a plain ASCII text file, so a user can change its
+contents easily. It allows a user to customize the behavior of
+internationalized portion of Xlib without changing Xlib itself.
+</para>
+
+<para>
+This document describes;
+</para>
+
+<itemizedlist>
+ <listitem>
+ <para>
+Database Format Definition
+ </para>
+ </listitem>
+ <listitem>
+ <para>
+Contents of Database in sample implementation
+<!-- .RE -->
+ </para>
+ </listitem>
+</itemizedlist>
+
+<para>
+Since it is hard to define the set of required information for all
+platforms, only the flexible database format is defined.
+The available entries in database are implementation dependent.
+</para>
+
+</sect1>
+<sect1 id="Database_Format_Definition">
+<title>Database Format Definition</title>
+<para>
+The X Locale Database contains one or more category definitions.
+This section describes the format of each category definition.
+</para>
+
+<para>
+The category definition consists of one or more class definitions.
+Each class definition has a pair of class name and class value, or
+has several subclasses which are enclosed by the left brace ({) and
+the right brace (}).
+</para>
+
+<para>
+Comments can be placed by using the number sign character (#).
+Putting the number sign character on the top of the line indicates
+that the entire line is comment. Also, putting any whitespace character
+followed by the number sign character indicates that a part of the line
+(from the number sign to the end of the line) is comment.
+A line can be continued by placing backslash (\) character as the
+last character on the line; this continuation character will be
+discarded from the input. Comment lines cannot be continued on
+a subsequent line using an escaped new line character.
+</para>
+
+<para>
+X Locale Database only accepts XPCS, the X Portable Character Set.
+The reserved symbols are; the quotation mark("), the number sign (#),
+the semicolon(;), the backslash(\), the left brace({) and
+the right brace(}).
+</para>
+
+<para>
+The format of category definition is;
+</para>
+
+<informaltable frame="none">
+ <tgroup cols='3' align='left'>
+ <colspec colname='c1' colwidth="3*" colsep="0"/>
+ <colspec colname='c2' colwidth="1*" colsep="0"/>
+ <colspec colname='c3' colwidth="6*" colsep="0"/>
+ <tbody>
+ <row rowsep="0">
+ <entry>CategoryDefinition</entry>
+ <entry>::=</entry>
+ <entry>CategoryHeader CategorySpec CategoryTrailer</entry>
+ </row>
+ <row rowsep="0">
+ <entry>CategoryHeader</entry>
+ <entry>::=</entry>
+ <entry>CategoryName NL</entry>
+ </row>
+ <row rowsep="0">
+ <entry>CategorySpec</entry>
+ <entry>::=</entry>
+ <entry>{ ClassSpec }</entry>
+ </row>
+ <row rowsep="0">
+ <entry>CategoryTrailer</entry>
+ <entry>::=</entry>
+ <entry>"END" Delimiter CategoryName NL</entry>
+ </row>
+ <row rowsep="0">
+ <entry>CategoryName</entry>
+ <entry>::=</entry>
+ <entry>String</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ClassSpec</entry>
+ <entry>::=</entry>
+ <entry>ClassName Delimiter ClassValue NL</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ClassName</entry>
+ <entry>::=</entry>
+ <entry>String</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ClassValue</entry>
+ <entry>::=</entry>
+ <entry>ValueList | "{" NL { ClassSpec } "}"</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ValueList</entry>
+ <entry>::=</entry>
+ <entry>Value | Value ";" ValueList</entry>
+ </row>
+ <row rowsep="0">
+ <entry>Value</entry>
+ <entry>::=</entry>
+ <entry>ValuePiece | ValuePiece Value</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ValuePiece</entry>
+ <entry>::=</entry>
+ <entry>String | QuotedString | NumericString</entry>
+ </row>
+ <row rowsep="0">
+ <entry>String</entry>
+ <entry>::=</entry>
+ <entry>Char { Char }</entry>
+ </row>
+ <row rowsep="0">
+ <entry>QuotedString</entry>
+ <entry>::=</entry>
+ <entry>""" QuotedChar { QuotedChar } """</entry>
+ </row>
+ <row rowsep="0">
+ <entry>NumericString</entry>
+ <entry>::=</entry>
+ <entry>"\\o" OctDigit { OctDigit }</entry>
+ </row>
+ <row rowsep="0">
+ <entry></entry>
+ <entry>|</entry>
+ <entry>"\\d" DecDigit { DecDigit }</entry>
+ </row>
+ <row rowsep="0">
+ <entry></entry>
+ <entry>|</entry>
+ <entry>"\\x" HexDigit { HexDigit }</entry>
+ </row>
+ <row rowsep="0">
+ <entry>Char</entry>
+ <entry>::=</entry>
+ <entry><XPCS except NL, Space or unescaped reserved symbols></entry>
+ </row>
+ <row rowsep="0">
+ <entry>QuotedChar</entry>
+ <entry>::=</entry>
+ <entry><XPCS except unescaped """></entry>
+ </row>
+ <row rowsep="0">
+ <entry>OctDigit</entry>
+ <entry>::=</entry>
+ <entry><character in the range of "0" - "7"></entry>
+ </row>
+ <row rowsep="0">
+ <entry>DecDigit</entry>
+ <entry>::=</entry>
+ <entry><character in the range of "0" - "9"></entry>
+ </row>
+ <row rowsep="0">
+ <entry>HexDigit</entry>
+ <entry>::=</entry>
+ <entry><character in the range of "0" - "9", "a" - "f", "A" - "F"></entry>
+ </row>
+ <row rowsep="0">
+ <entry>Delimiter</entry>
+ <entry>::=</entry>
+ <entry>Space { Space }</entry>
+ </row>
+ <row rowsep="0">
+ <entry>Space</entry>
+ <entry>::=</entry>
+ <entry><space> | <horizontal tab></entry>
+ </row>
+ <row rowsep="0">
+ <entry>NL</entry>
+ <entry>::=</entry>
+ <entry><newline></entry>
+ </row>
+ </tbody>
+ </tgroup>
+</informaltable>
+
+<para>
+Elements separated by vertical bar (|) are alternatives. Curly
+braces ({...}) indicate zero or more repetitions of the enclosed
+elements. Square brackets ([...]) indicate that the enclosed element
+is optional. Quotes ("...") are used around literal characters.
+</para>
+
+<para>
+The backslash, which is not the top character of the NumericString, is
+recognized as an escape character, so that the next one character is
+treated as a literal character. For example, the two-character
+sequence, ""\"""(the backslash followed by the quotation mark) is
+recognized and replaced with a quotation mark character.
+Any whitespace character, that is not the Delimiter, unquoted and
+unescaped, is ignored.
+</para>
+
+</sect1>
+<sect1 id="Contents_of_Database_">
+<title>Contents of Database </title>
+<para>
+The available categories and classes depend on implementation, because
+different platform will require different information set.
+For example, some platform have system locale but some platform don't.
+Furthermore, there might be a difference in functionality even if the
+platform has system locale.
+</para>
+
+<para>
+In current sample implementation, categories listed below are available.
+</para>
+
+<informaltable frame="none">
+ <tgroup cols='3' align='left'>
+ <colspec colname='c1' colwidth="2*" colsep="0"/>
+ <colspec colname='c2' colwidth="1*" colsep="0"/>
+ <tbody>
+ <row rowsep="0">
+ <entry>XLC_FONTSET:XFontSet relative information</entry>
+ </row>
+ <row rowsep="0">
+ <entry>XLC_XLOCALE:Character classification and conversion information</entry>
+ </row>
+ </tbody>
+ </tgroup>
+</informaltable>
+
+</sect1>
+<sect1 id="XLC_FONTSET_Category">
+<title>XLC_FONTSET Category</title>
+<para>
+The XLC_FONTSET category defines the XFontSet relative information.
+It contains the CHARSET_REGISTRY-CHARSET_ENCODING name and character
+mapping side (GL, GR, etc), and is used in Output Method (OM).
+</para>
+
+<informaltable frame="none">
+ <tgroup cols='3' align='left'>
+ <thead>
+ <colspec colname='c1' colwidth="3*" colsep="0"/>
+ <colspec colname='c2' colwidth="1*" colsep="0"/>
+ <colspec colname='c3' colwidth="3*" colsep="0"/>
+ <row>
+ <entry>class</entry>
+ <entry>super class</entry>
+ <entry>description</entry>
+ </row>
+ </thead>
+ <tbody>
+ <row rowsep="0">
+ <entry>fsN</entry>
+ <entry></entry>
+ <entry>Nth fontset (N=0,1,2, ...)</entry>
+ </row>
+ <row rowsep="0">
+ <entry>charset</entry>
+ <entry>fsN</entry>
+ <entry>list of encoding name</entry>
+ </row>
+ <row rowsep="0">
+ <entry>font</entry>
+ <entry>fsN</entry>
+ <entry>list of font encoding name</entry>
+ </row>
+ </tbody>
+ </tgroup>
+</informaltable>
+
+<variablelist>
+ <varlistentry>
+ <term>fsN</term>
+ <listitem>
+ <para>
+Includes an encoding information for Nth charset, where N is
+the index number (0,1,2,...). If there are 4 charsets available
+in current locale, 4 fontsets, fs0, fs1, fs2 and fs3, should be
+defined.
+This class has two subclasses, 'charset' and 'font'.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>charset</term>
+ <listitem>
+ <para>
+Specifies an encoding information to be used internally in Xlib
+for this fontset. The format of value is;
+ </para>
+<informaltable frame="none">
+ <tgroup cols='3' align='left'>
+ <colspec colname='c1' colwidth="3*" colsep="0"/>
+ <colspec colname='c2' colwidth="1*" colsep="0"/>
+ <colspec colname='c3' colwidth="4*" colsep="0"/>
+ <tbody>
+ <row rowsep="0">
+ <entry>EncodingInfo</entry>
+ <entry>::=</entry>
+ <entry>EncodingName [ ":" EncodingSide ]</entry>
+ </row>
+ <row rowsep="0">
+ <entry>EncodingName</entry>
+ <entry>::=</entry>
+ <entry>CHARSET_REGISTRY-CHARSET_ENCODING</entry>
+ </row>
+ <row rowsep="0">
+ <entry>EncodingSide</entry>
+ <entry>::=</entry>
+ <entry>"GL" | "GR"</entry>
+ </row>
+ </tbody>
+ </tgroup>
+</informaltable>
+
+<para>
+For detail definition of CHARSET_REGISTRY-CHARSET_ENCODING, refer
+"X Logical Font Descriptions" document.
+</para>
+<literallayout>
+example:
+ ISO8859-1:GL
+</literallayout>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>font</term>
+ <listitem>
+ <para>
+Specifies a list of encoding information which is used for searching
+appropriate font for this fontset. The left most entry has highest
+priority.
+ </para>
+ </listitem>
+ </varlistentry>
+</variablelist>
+
+</sect1>
+<sect1 id="XLC_XLOCALE_Category">
+<title>XLC_XLOCALE Category</title>
+<para>
+The XLC_XLOCALE category defines character classification, conversion
+and other character attributes.
+</para>
+
+<informaltable frame="none">
+ <tgroup cols='3' align='left'>
+ <colspec colname='c1' colwidth="3*" colsep="0"/>
+ <colspec colname='c2' colwidth="1*" colsep="0"/>
+ <colspec colname='c3' colwidth="3*" colsep="0"/>
+ <thead>
+ <row>
+ <entry>class</entry>
+ <entry>super class</entry>
+ <entry>description</entry>
+ </row>
+ </thead>
+ <tbody>
+ <row rowsep="0">
+ <entry>encoding_name</entry>
+ <entry></entry>
+ <entry>codeset name</entry>
+ </row>
+ <row rowsep="0">
+ <entry>mb_cur_max</entry>
+ <entry></entry>
+ <entry>MB_CUR_MAX</entry>
+ </row>
+ <row rowsep="0">
+ <entry>state_depend_encoding</entry>
+ <entry></entry>
+ <entry>state dependent or not</entry>
+ </row>
+ <row rowsep="0">
+ <entry>wc_encoding_mask</entry>
+ <entry></entry>
+ <entry>for parsing wc string</entry>
+ </row>
+ <row rowsep="0">
+ <entry>wc_shift_bits</entry>
+ <entry></entry>
+ <entry>for conversion between wc and mb</entry>
+ </row>
+ <row rowsep="0">
+ <entry>csN</entry>
+ <entry></entry>
+ <entry>Nth charset (N=0,1,2,...)</entry>
+ </row>
+ <row rowsep="0">
+ <entry>side</entry>
+ <entry>csN</entry>
+ <entry>mapping side (GL, etc)</entry>
+ </row>
+ <row rowsep="0">
+ <entry>length</entry>
+ <entry>csN</entry>
+ <entry>length of a character</entry>
+ </row>
+ <row rowsep="0">
+ <entry>mb_encoding</entry>
+ <entry>csN</entry>
+ <entry>for parsing mb string</entry>
+ </row>
+ <row rowsep="0">
+ <entry>wc_encoding</entry>
+ <entry>csN</entry>
+ <entry>for parsing wc string</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ct_encoding</entry>
+ <entry>csN</entry>
+ <entry>list of encoding name for ct</entry>
+ </row>
+ </tbody>
+ </tgroup>
+</informaltable>
+
+<variablelist>
+ <varlistentry>
+ <term>encoding_name</term>
+ <listitem>
+ <para>
+Specifies a codeset name of current locale.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>mb_cur_max</term>
+ <listitem>
+ <para>
+Specifies a maximum allowable number of bytes in a multi-byte character.
+It is corresponding to MB_CUR_MAX of "ISO/IEC 9899:1990 C Language Standard".
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>state_depend_encoding</term>
+ <listitem>
+ <para>
+Indicates a current locale is state dependent. The value should be
+specified "True" or "False".
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>wc_encoding_mask</term>
+ <listitem>
+ <para>
+Specifies a bit-mask for parsing wide-char string. Each wide character is
+applied bit-and operation with this bit-mask, then is classified into
+the unique charset, by using 'wc_encoding'.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>wc_shift_bits</term>
+ <listitem>
+ <para>
+Specifies a number of bit to be shifted for converting from a multi-byte
+character to a wide character, and vice-versa.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>csN</term>
+ <listitem>
+ <para>
+<!-- .br -->
+Includes a character set information for Nth charset, where N is the
+index number (0,1,2,...). If there are 4 charsets available in current
+locale, cs0, cs1, cs2 and cs3 should be defined. This class has five
+subclasses, 'side', 'length', 'mb_encoding' 'wc_encoding' and 'ct_encoding'.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>side</term>
+ <listitem>
+ <para>
+Specifies a mapping side of this charset. The format of this value is;
+ </para>
+ <literallayout>
+ Side ::= EncodingSide[":Default"]
+ </literallayout>
+ <para>
+The suffix ":Default" can be specified. It indicates that a character
+belongs to the specified side is mapped to this charset in initial state.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>length</term>
+ <listitem>
+ <para>
+<!-- .br -->
+Specifies a number of bytes of a multi-byte character of this charset.
+It should not contain the length of any single-shift sequence.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>mb_encoding</term>
+ <listitem>
+ <para>
+Specifies a list of shift sequence for parsing multi-byte string.
+The format of this value is;
+ </para>
+<informaltable frame="none">
+ <tgroup cols='3' align='left'>
+ <colspec colname='c1' colwidth="3*" colsep="0"/>
+ <colspec colname='c2' colwidth="1*" colsep="0"/>
+ <colspec colname='c3' colwidth="5*" colsep="0"/>
+ <tbody>
+ <row rowsep="0">
+ <entry>MBEncoding</entry>
+ <entry>::=</entry>
+ <entry>ShiftType ShiftSequence</entry>
+ </row>
+ <row rowsep="0">
+ <entry></entry>
+ <entry>|</entry>
+ <entry>ShiftType ShiftSequence ";" MBEncoding</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ShiftType</entry>
+ <entry>::=</entry>
+ <entry>"<SS>"|"<LSL>"|"<LSR>"</entry>
+ </row>
+ <row rowsep="0">
+ <entry>ShiftSequence</entry>
+ <entry>::=</entry>
+ <entry>SequenceValue|SequenceValue ShiftSequence</entry>
+ </row>
+ <row rowsep="0">
+ <entry>SequenceValue</entry>
+ <entry>::=</entry>
+ <entry>NumericString</entry>
+ </row>
+ </tbody>
+ </tgroup>
+</informaltable>
+
+ <literallayout>
+example:
+ <LSL> \x1b \x28 \x4a; <LSL> \x1b \x28 \x42
+ </literallayout>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>wc_encoding</term>
+ <listitem>
+ <para>
+Specifies an integer value for parsing wide-char string.
+It is used to determine the charset for each wide character, after
+applying bit-and operation using 'wc_encoding_mask'.
+This value should be unique in all csN classes.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>ct_encoding</term>
+ <listitem>
+ <para>
+Specifies a list of encoding information that can be used for Compound
+Text.
+ </para>
+ </listitem>
+ </varlistentry>
+</variablelist>
+</sect1>
+
+<sect1 id="Sample_of_X_Locale_Database">
+<title>Sample of X Locale Database</title>
+<para>
+The following is sample X Locale Database file.
+</para>
+
+<literallayout class="monospaced">
+# XLocale Database Sample for ja_JP.euc
+#
+
+#
+# XLC_FONTSET category
+#
+XLC_FONTSET
+# fs0 class (7 bit ASCII)
+fs0 {
+ charset ISO8859-1:GL
+ font ISO8859-1:GL; JISX0201.1976-0:GL
+}
+# fs1 class (Kanji)
+fs1 {
+ charset JISX0208.1983-0:GL
+ font JISX0208.1983-0:GL
+}
+# fs2 class (Half Kana)
+fs2 {
+ charset JISX0201.1976-0:GR
+ font JISX0201.1976-0:GR
+}
+# fs3 class (User Defined Character)
+# fs3 {
+# charset JISX0212.1990-0:GL
+# font JISX0212.1990-0:GL
+# }
+END XLC_FONTSET
+
+#
+# XLC_XLOCALE category
+#
+XLC_XLOCALE
+
+encoding_name ja.euc
+mb_cur_max 3
+state_depend_encoding False
+
+wc_encoding_mask \x00008080
+wc_shift_bits 8
+
+# cs0 class
+cs0 {
+ side GL:Default
+ length 1
+ wc_encoding \x00000000
+ ct_encoding ISO8859-1:GL; JISX0201.1976-0:GL
+}
+# cs1 class
+cs1 {
+ side GR:Default
+ length 2
+
+ wc_encoding \x00008080
+
+ ct_encoding JISX0208.1983-0:GL; JISX0208.1983-0:GR;\
+ JISX0208.1983-1:GL; JISX0208.1983-1:GR
+}
+
+# cs2 class
+cs2 {
+ side GR
+ length 1
+ mb_encoding <SS> \x8e
+
+ wc_encoding \x00000080
+
+ ct_encoding JISX0201.1976-0:GR
+}
+
+# cs3 class
+# cs3 {
+# side GL
+# length 2
+# mb_encoding <SS> \x8f
+# #if HasWChar32
+# wc_encoding \x20000000
+# #else
+# wc_encoding \x00008000
+# #endif
+# ct_encoding JISX0212.1990-0:GL; JISX0212.1990-0:GR
+# }
+
+END XLC_XLOCALE
+</literallayout>
+</sect1>
+
+<sect1 id="Reference">
+<title>Reference</title>
+<para>
+[1] <emphasis remap='I'>ISO/IEC 9899:1990 C Language Standard</emphasis>
+</para>
+<para>
+[2] <emphasis remap='I'>X Logical Font Descriptions</emphasis>
+</para>
+
+</sect1>
+</chapter>
+</book>
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