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gnulib/lib/version-etc.c
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/* Print --version and bug-reporting information in a consistent format. | |
Copyright (C) 1999-2021 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 3 of the License, 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, see <https://www.gnu.org/licenses/>. */ | |
/* Written by Jim Meyering. */ | |
#include <config.h> | |
/* Specification. */ | |
#include "version-etc.h" | |
#include <stdarg.h> | |
#include <stdio.h> | |
#if USE_UNLOCKED_IO | |
# include "unlocked-io.h" | |
#endif | |
#include "gettext.h" | |
#define _(msgid) gettext (msgid) | |
/* If you use AM_INIT_AUTOMAKE's no-define option, | |
PACKAGE is not defined. Use PACKAGE_TARNAME instead. */ | |
#if ! defined PACKAGE && defined PACKAGE_TARNAME | |
# define PACKAGE PACKAGE_TARNAME | |
#endif | |
enum { COPYRIGHT_YEAR = 2021 }; | |
/* The three functions below display the --version information the | |
standard way. | |
If COMMAND_NAME is NULL, the PACKAGE is assumed to be the name of | |
the program. The formats are therefore: | |
PACKAGE VERSION | |
or | |
COMMAND_NAME (PACKAGE) VERSION. | |
The functions differ in the way they are passed author names. */ | |
/* Display the --version information the standard way. | |
Author names are given in the array AUTHORS. N_AUTHORS is the | |
number of elements in the array. */ | |
void | |
version_etc_arn (FILE *stream, | |
const char *command_name, const char *package, | |
const char *version, | |
const char * const * authors, size_t n_authors) | |
{ | |
if (command_name) | |
fprintf (stream, "%s (%s) %s\n", command_name, package, version); | |
else | |
fprintf (stream, "%s %s\n", package, version); | |
#ifdef PACKAGE_PACKAGER | |
# ifdef PACKAGE_PACKAGER_VERSION | |
fprintf (stream, _("Packaged by %s (%s)\n"), PACKAGE_PACKAGER, | |
PACKAGE_PACKAGER_VERSION); | |
# else | |
fprintf (stream, _("Packaged by %s\n"), PACKAGE_PACKAGER); | |
# endif | |
#endif | |
/* 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", stream); | |
/* TRANSLATORS: The %s placeholder is the web address of the GPL license. */ | |
fprintf (stream, _("\ | |
License GPLv3+: GNU GPL version 3 or later <%s>.\n\ | |
This is free software: you are free to change and redistribute it.\n\ | |
There is NO WARRANTY, to the extent permitted by law.\n\ | |
"), | |
"https://gnu.org/licenses/gpl.html"); | |
fputs ("\n", stream); | |
switch (n_authors) | |
{ | |
case 0: | |
/* No authors are given. The caller should output authorship | |
info after calling this function. */ | |
break; | |
case 1: | |
/* TRANSLATORS: %s denotes an author name. */ | |
fprintf (stream, _("Written by %s.\n"), authors[0]); | |
break; | |
case 2: | |
/* TRANSLATORS: Each %s denotes an author name. */ | |
fprintf (stream, _("Written by %s and %s.\n"), authors[0], authors[1]); | |
break; | |
case 3: | |
/* TRANSLATORS: Each %s denotes an author name. */ | |
fprintf (stream, _("Written by %s, %s, and %s.\n"), | |
authors[0], authors[1], authors[2]); | |
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. */ | |
fprintf (stream, _("Written by %s, %s, %s,\nand %s.\n"), | |
authors[0], authors[1], authors[2], authors[3]); | |
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. */ | |
fprintf (stream, _("Written by %s, %s, %s,\n%s, and %s.\n"), | |
authors[0], authors[1], authors[2], authors[3], authors[4]); | |
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. */ | |
fprintf (stream, _("Written by %s, %s, %s,\n%s, %s, and %s.\n"), | |
authors[0], authors[1], authors[2], authors[3], authors[4], | |
authors[5]); | |
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. */ | |
fprintf (stream, _("Written by %s, %s, %s,\n%s, %s, %s, and %s.\n"), | |
authors[0], authors[1], authors[2], authors[3], authors[4], | |
authors[5], authors[6]); | |
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. */ | |
fprintf (stream, _("\ | |
Written by %s, %s, %s,\n%s, %s, %s, %s,\nand %s.\n"), | |
authors[0], authors[1], authors[2], authors[3], authors[4], | |
authors[5], authors[6], authors[7]); | |
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. */ | |
fprintf (stream, _("\ | |
Written by %s, %s, %s,\n%s, %s, %s, %s,\n%s, and %s.\n"), | |
authors[0], authors[1], authors[2], authors[3], authors[4], | |
authors[5], authors[6], authors[7], authors[8]); | |
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. */ | |
fprintf (stream, _("\ | |
Written by %s, %s, %s,\n%s, %s, %s, %s,\n%s, %s, and others.\n"), | |
authors[0], authors[1], authors[2], authors[3], authors[4], | |
authors[5], authors[6], authors[7], authors[8]); | |
break; | |
} | |
} | |
/* Display the --version information the standard way. See the initial | |
comment to this module, for more information. | |
Author names are given in the NULL-terminated array AUTHORS. */ | |
void | |
version_etc_ar (FILE *stream, | |
const char *command_name, const char *package, | |
const char *version, const char * const * authors) | |
{ | |
size_t n_authors; | |
for (n_authors = 0; authors[n_authors]; n_authors++) | |
; | |
version_etc_arn (stream, command_name, package, version, authors, n_authors); | |
} | |
/* Display the --version information the standard way. See the initial | |
comment to this module, for more information. | |
Author names are given in the NULL-terminated va_list AUTHORS. */ | |
void | |
version_etc_va (FILE *stream, | |
const char *command_name, const char *package, | |
const char *version, va_list authors) | |
{ | |
size_t n_authors; | |
const char *authtab[10]; | |
for (n_authors = 0; | |
n_authors < 10 | |
&& (authtab[n_authors] = va_arg (authors, const char *)) != NULL; | |
n_authors++) | |
; | |
version_etc_arn (stream, command_name, package, version, | |
authtab, n_authors); | |
} | |
/* Display the --version information the standard way. | |
If COMMAND_NAME is NULL, the PACKAGE is assumed to be the name of | |
the program. The formats are therefore: | |
PACKAGE VERSION | |
or | |
COMMAND_NAME (PACKAGE) VERSION. | |
The authors 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); | |
va_end (authors); | |
} | |
void | |
emit_bug_reporting_address (void) | |
{ | |
fputs ("\n", stdout); | |
/* TRANSLATORS: The placeholder indicates the bug-reporting address | |
for this package. Please add _another line_ saying | |
"Report translation bugs to <...>\n" with the address for translation | |
bugs (typically your translation team's web or email address). */ | |
printf (_("Report bugs to: %s\n"), PACKAGE_BUGREPORT); | |
#ifdef PACKAGE_PACKAGER_BUG_REPORTS | |
printf (_("Report %s bugs to: %s\n"), PACKAGE_PACKAGER, | |
PACKAGE_PACKAGER_BUG_REPORTS); | |
#endif | |
#ifdef PACKAGE_URL | |
printf (_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL); | |
#else | |
printf (_("%s home page: <%s>\n"), | |
PACKAGE_NAME, "https://www.gnu.org/software/" PACKAGE "/"); | |
#endif | |
printf (_("General help using GNU software: <%s>\n"), | |
"https://www.gnu.org/gethelp/"); | |
} |