xref: /freebsd/usr.bin/localedef/localedef.1 (revision 1d386b48a555f61cb7325543adbbb5c3f3407a66)
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34.\" $FreeBSD$
35.\"
36.Dd June 29, 2023
37.Dt LOCALEDEF 1
38.Os
39.Sh NAME
40.Nm localedef
41.Nd define locale environment
42.Sh SYNOPSIS
43.Nm
44.Op Fl bcDlUv
45.Op Fl f Ar charmap
46.Op Fl i Ar sourcefile
47.Op Fl u Ar codeset
48.Op Fl w Ar widthfile
49.Ar localename
50.Sh DESCRIPTION
51The
52.Nm
53utility converts source definitions for locale categories
54into a format usable by the functions and utilities whose operational behavior
55is determined by the setting of the locale environment variables; see
56.Xr environ 7 .
57.Pp
58The utility reads source definitions for one or more locale categories
59belonging to the same locale from the file named in the
60.Fl i
61option (if specified) or from standard input.
62.Pp
63Each category source definition is identified by the corresponding environment
64variable name and terminated by an
65.Sy END
66.Em category-name
67statement.
68The following categories are supported:
69.Bl -tag -width ".Ev LC_MONETARY"
70.It Ev LC_CTYPE
71Defines character classification and case conversion.
72.It Ev LC_COLLATE
73Defines collation rules.
74.It Ev LC_MONETARY
75Defines the format and symbols used in formatting of monetary information.
76.It Ev LC_NUMERIC
77Defines the decimal delimiter, grouping and grouping symbol for non-monetary
78numeric editing.
79.It Ev LC_TIME
80Defines the format and content of date and time information.
81.It Ev LC_MESSAGES
82Defines the format and values of affirmative and negative responses.
83.El
84.Pp
85The following options are supported:
86.Bl -tag -width indent
87.It Fl b
88Use big-endian byte order for output.
89.It Fl c
90Creates permanent output even if warning messages have been issued.
91.It Fl D
92BSD-style
93output.
94Rather than the default of creating the
95.Ar localename
96directory and creating files like
97.Pa LC_CTYPE ,
98.Pa LC_COLLATE ,
99etc.\& in that directory,
100the output file names have the format
101.Dq <localename>.<category>
102and are dumped to the current directory.
103.It Fl f Ar charmap
104Specifies the pathname of a file containing a mapping of character symbols and
105collating element symbols to actual character encodings.
106This option must be specified if symbolic names (other than collating symbols
107defined in a
108.Sy collating-symbol
109keyword) are used.
110If the
111.Fl f
112option is not present, the default character mapping will be used.
113.It Fl i Ar sourcefile
114The path name of a file containing the source definitions.
115If this option is not present, source definitions will be read from
116standard input.
117.It Fl l
118Use little-endian byte order for output.
119.It Fl u Ar codeset
120Specifies the name of a codeset used as the target mapping of character symbols
121and collating element symbols whose encoding values are defined in terms of the
122ISO/IEC 10646-1:2000 standard position constant values.
123See
124.Sx NOTES .
125.It Fl U
126Ignore the presence of character symbols that have no matching character
127definition.
128This facilitates the use of a common locale definition file to be used across multiple
129encodings, even when some symbols are not present in a given encoding.
130.It Fl v
131Emit verbose debugging output on standard output.
132.It Fl w Ar widthfile
133The path name of the file containing character screen width definitions.
134If not supplied, then default screen widths will be assumed, which will
135generally not account for East Asian encodings requiring more than a single
136character cell to display, nor for combining or accent marks that occupy
137no additional screen width.
138.It Fl V Ar version
139Specifies a version string describing the version of the locale definition.
140This string can be retrieved with
141.Xr querylocale 3 ,
142and is intended to allow applications to detect locale definition changes.
143Currently it is stored only for the
144.Sy LC_COLLATE
145category.
146.El
147.Pp
148The following operands are required:
149.Bl -tag -width ".Ar localename"
150.It Ar localename
151Identifies the locale.
152If the name contains one or more slash characters,
153.Ar localename
154will be interpreted as a path name where the created locale
155definitions will be stored.
156This capability may be restricted to users with appropriate privileges.
157(As a consequence of specifying one
158.Ar localename ,
159although several categories can be processed in one execution, only categories
160belonging to the same locale can be processed.)
161.El
162.Sh OUTPUT
163.Nm
164creates a directory of files that represents the locale's data,
165unless instructed otherwise by the
166.Fl D (
167BSD
168output) option.
169The contants of this directory should generally be copied into the
170appropriate subdirectory of
171.Pa /usr/share/locale
172in order the definitions to be visible to programs linked with libc.
173.Sh ENVIRONMENT
174See
175.Xr environ 7
176for definitions of the following environment variables that affect the
177execution of
178.Nm :
179.Ev LANG ,
180.Ev LC_ALL ,
181.Ev LC_COLLATE ,
182.Ev LC_CTYPE ,
183.Ev LC_MESSAGES ,
184.Ev LC_MONETARY ,
185.Ev LC_MUMERIC ,
186.Ev LC_TIME ,
187and
188.Ev NLSPATH .
189.Sh EXIT STATUS
190The following exit values are returned:
191.Bl -tag -width XX
192.It 0
193No errors occurred and the locales were successfully created.
194.It 1
195Warnings occurred and the locales were successfully created.
196.It 2
197The locale specification exceeded implementation limits or the coded character
198set or sets used were not supported by the implementation, and no locale was
199created.
200.It >3
201Warnings or errors occurred and no output was created.
202.El
203.Pp
204If an error is detected, no permanent output will be created.
205.Sh SEE ALSO
206.Xr locale 1 ,
207.Xr iconv_open 3 ,
208.Xr nl_langinfo 3 ,
209.Xr querylocale 3 ,
210.Xr strftime 3 ,
211.Xr environ 7
212.Sh WARNINGS
213If warnings occur, permanent output will be created if the
214.Fl c
215option was specified.
216The following conditions will cause warning messages to be issued:
217.Bl -bullet
218.It
219If a symbolic name not found in the
220.Pa charmap
221file is used for the descriptions of the
222.Sy LC_CTYPE
223or
224.Sy LC_COLLATE
225categories (for other categories, this will be an error condition).
226.It
227If optional keywords not supported by the implementation are present in the
228source.
229.El
230.Sh NOTES
231When the
232.Fl u
233option is used, the
234.Ar codeset
235option-argument is interpreted as a name of a codeset to which the
236ISO/IEC 10646-1:2000 standard position constant values are converted.
237Both the ISO/IEC 10646-1:2000 standard position constant values and
238other formats (decimal, hexadecimal, or octal) are valid as encoding
239values within the charmap file.
240The
241.Ar codeset
242can be any codeset that is supported by the
243.Fn iconv_open 3
244function.
245.Pp
246When conflicts occur between the charmap specification of
247.Ar codeset ,
248.Em mb_cur_max ,
249or
250.Em mb_cur_min
251and the corresponding value for the codeset represented by the
252.Fl u
253option-argument
254.Ar codeset ,
255the
256.Nm
257utility fails with an error.
258.Pp
259When conflicts occur between the charmap encoding values specified for symbolic
260names of characters of the portable character set and the character encoding
261values defined by the US-ASCII, the result is unspecified.
262.Sh HISTORY
263.Nm
264first appeared in
265.Fx 11 .
266.Pp
267It was written by
268.An Garrett D'Amore
269.Aq Mt garrett@nexenta.com
270for illumos.
271.An John Marino
272.Aq Mt draco@marino.st
273provided the alternations necessary to compile cleanly on
274.Dx .
275.An Baptiste Daroussin
276.Aq Mt bapt@FreeBSD.org
277ported it to
278.Fx
279and converted it to
280.Xr tree 3 .
281