2002-06-08 07:47:23 +00:00
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/* Utility to help print --version output in a consistent format.
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2004-07-02 09:18:31 +00:00
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Copyright (C) 1999-2004 Free Software Foundation, Inc.
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2002-06-08 07:47:23 +00:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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2004-07-06 07:47:04 +00:00
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/* $FreeBSD$ */
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2002-06-08 07:47:23 +00:00
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/* Written by Jim Meyering. */
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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2004-07-02 09:18:31 +00:00
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/* Specification. */
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#include "version-etc.h"
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#include <stdarg.h>
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2002-06-08 07:47:23 +00:00
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#include <stdio.h>
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2004-07-02 09:18:31 +00:00
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#include <stdlib.h>
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2002-06-08 07:47:23 +00:00
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#include "unlocked-io.h"
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2004-07-02 09:18:31 +00:00
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#include "gettext.h"
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#define _(msgid) gettext (msgid)
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2002-06-08 07:47:23 +00:00
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/* Default copyright goes to the FSF. */
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2004-07-02 09:18:31 +00:00
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const char* version_etc_copyright =
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2002-06-08 07:47:23 +00:00
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/* Do *not* mark this string for translation. */
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2004-07-02 09:18:31 +00:00
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"Copyright (C) 2004 Free Software Foundation, Inc.";
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2002-06-08 07:47:23 +00:00
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2004-07-02 09:18:31 +00:00
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/* Like version_etc, below, but with the NULL-terminated author list
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provided via a variable of type va_list. */
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void
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version_etc_va (FILE *stream,
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const char *command_name, const char *package,
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const char *version, va_list authors)
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{
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2004-08-12 05:46:04 +00:00
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size_t n_authors;
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2002-06-08 07:47:23 +00:00
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2004-07-02 09:18:31 +00:00
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/* Count the number of authors. */
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{
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va_list tmp_authors;
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2002-06-08 07:47:23 +00:00
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2004-07-06 07:47:04 +00:00
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#ifdef va_copy
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va_copy (tmp_authors, authors);
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2004-07-02 09:18:31 +00:00
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#else
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tmp_authors = authors;
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#endif
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2002-06-08 07:47:23 +00:00
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2004-07-02 09:18:31 +00:00
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n_authors = 0;
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while (va_arg (tmp_authors, const char *) != NULL)
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++n_authors;
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2004-08-27 03:52:29 +00:00
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#ifdef va_copy
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va_end (tmp_authors);
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#endif
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2004-07-02 09:18:31 +00:00
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}
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2002-06-08 07:47:23 +00:00
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if (command_name)
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fprintf (stream, "%s (%s) %s\n", command_name, package, version);
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else
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fprintf (stream, "%s %s\n", package, version);
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2004-07-02 09:18:31 +00:00
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switch (n_authors)
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{
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case 0:
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/* The caller must provide at least one author name. */
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abort ();
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case 1:
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/* TRANSLATORS: %s denotes an author name. */
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vfprintf (stream, _("Written by %s.\n"), authors);
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break;
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case 2:
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/* TRANSLATORS: Each %s denotes an author name. */
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vfprintf (stream, _("Written by %s and %s.\n"), authors);
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break;
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case 3:
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/* TRANSLATORS: Each %s denotes an author name. */
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vfprintf (stream, _("Written by %s, %s, and %s.\n"), authors);
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break;
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case 4:
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("Written by %s, %s, %s,\nand %s.\n"), authors);
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break;
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case 5:
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("Written by %s, %s, %s,\n%s, and %s.\n"), authors);
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break;
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case 6:
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("Written by %s, %s, %s,\n%s, %s, and %s.\n"),
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authors);
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break;
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case 7:
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("Written by %s, %s, %s,\n%s, %s, %s, and %s.\n"),
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authors);
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break;
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case 8:
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("\
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Written by %s, %s, %s,\n%s, %s, %s, %s,\nand %s.\n"),
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authors);
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break;
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case 9:
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("\
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Written by %s, %s, %s,\n%s, %s, %s, %s,\n%s, and %s.\n"),
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authors);
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break;
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default:
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/* 10 or more authors. Use an abbreviation, since the human reader
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will probably not want to read the entire list anyway. */
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/* TRANSLATORS: Each %s denotes an author name.
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You can use line breaks, estimating that each author name occupies
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ca. 16 screen columns and that a screen line has ca. 80 columns. */
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vfprintf (stream, _("\
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Written by %s, %s, %s,\n%s, %s, %s, %s,\n%s, %s, and others.\n"),
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authors);
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break;
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}
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va_end (authors);
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2002-06-08 07:47:23 +00:00
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putc ('\n', stream);
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fputs (version_etc_copyright, stream);
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putc ('\n', stream);
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fputs (_("\
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This is free software; see the source for copying conditions. There is NO\n\
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warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"),
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stream);
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}
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2004-07-02 09:18:31 +00:00
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/* Display the --version information the standard way.
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If COMMAND_NAME is NULL, the PACKAGE is asumed to be the name of
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the program. The formats are therefore:
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PACKAGE VERSION
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or
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COMMAND_NAME (PACKAGE) VERSION.
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The author names are passed as separate arguments, with an additional
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NULL argument at the end. */
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void
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version_etc (FILE *stream,
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const char *command_name, const char *package,
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const char *version, /* const char *author1, ...*/ ...)
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{
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va_list authors;
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va_start (authors, version);
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version_etc_va (stream, command_name, package, version, authors);
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}
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