1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
/* Utility to help print --version output in a consistent format.
Copyright (C) 1999-2006 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Jim Meyering. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
/* Specification. */
#include "version-etc.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#if USE_UNLOCKED_IO
# include "unlocked-io.h"
#endif
#include "gettext.h"
#define _(msgid) gettext (msgid)
enum { COPYRIGHT_YEAR = 2006 };
/* Like version_etc, below, but with the NULL-terminated author list
provided via a variable of type va_list. */
void
version_etc_va (FILE *stream,
const char *command_name, const char *package,
const char *version, va_list authors)
{
size_t n_authors;
/* Count the number of authors. */
{
va_list tmp_authors;
#ifdef __va_copy
__va_copy (tmp_authors, authors);
#else
tmp_authors = authors;
#endif
n_authors = 0;
while (va_arg (tmp_authors, const char *) != NULL)
++n_authors;
}
if (command_name)
fprintf (stream, "%s (%s) %s\n", command_name, package, version);
else
fprintf (stream, "%s %s\n", package, version);
/* TRANSLATORS: Translate "(C)" to the copyright symbol
(C-in-a-circle), if this symbol is available in the user's
locale. Otherwise, do not translate "(C)"; leave it as-is. */
fprintf (stream, version_etc_copyright, _("(C)"), COPYRIGHT_YEAR);
fputs (_("\
\n\
This is free software. You may redistribute copies of it under the terms of\n\
the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.\n\
There is NO WARRANTY, to the extent permitted by law.\n\
\n\
"),
stream);
switch (n_authors)
{
case 0:
/* The caller must provide at least one author name. */
abort ();
case 1:
/* TRANSLATORS: %s denotes an author name. */
vfprintf (stream, _("Written by %s.\n"), authors);
break;
case 2:
/* TRANSLATORS: Each %s denotes an author name. */
vfprintf (stream, _("Written by %s and %s.\n"), authors);
break;
case 3:
/* TRANSLATORS: Each %s denotes an author name. */
vfprintf (stream, _("Written by %s, %s, and %s.\n"), authors);
break;
case 4:
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("Written by %s, %s, %s,\nand %s.\n"), authors);
break;
case 5:
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("Written by %s, %s, %s,\n%s, and %s.\n"), authors);
break;
case 6:
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("Written by %s, %s, %s,\n%s, %s, and %s.\n"),
authors);
break;
case 7:
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("Written by %s, %s, %s,\n%s, %s, %s, and %s.\n"),
authors);
break;
case 8:
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("\
Written by %s, %s, %s,\n%s, %s, %s, %s,\nand %s.\n"),
authors);
break;
case 9:
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("\
Written by %s, %s, %s,\n%s, %s, %s, %s,\n%s, and %s.\n"),
authors);
break;
default:
/* 10 or more authors. Use an abbreviation, since the human reader
will probably not want to read the entire list anyway. */
/* TRANSLATORS: Each %s denotes an author name.
You can use line breaks, estimating that each author name occupies
ca. 16 screen columns and that a screen line has ca. 80 columns. */
vfprintf (stream, _("\
Written by %s, %s, %s,\n%s, %s, %s, %s,\n%s, %s, and others.\n"),
authors);
break;
}
va_end (authors);
}
/* Display the --version information the standard way.
If COMMAND_NAME is NULL, the PACKAGE is asumed to be the name of
the program. The formats are therefore:
PACKAGE VERSION
or
COMMAND_NAME (PACKAGE) VERSION.
The author names are passed as separate arguments, with an additional
NULL argument at the end. */
void
version_etc (FILE *stream,
const char *command_name, const char *package,
const char *version, /* const char *author1, ...*/ ...)
{
va_list authors;
va_start (authors, version);
version_etc_va (stream, command_name, package, version, authors);
}
|
