lib/version-etc.h

   1 /* Print --version and bug-reporting information in a consistent format.
   2    Copyright (C) 1999, 2003, 2005, 2009-2020 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Jim Meyering. */
  18
  19 #ifndef VERSION_ETC_H
  20 # define VERSION_ETC_H 1
  21
  22 # include <stdarg.h>
  23 # include <stdio.h>
  24
  25 extern const char version_etc_copyright[];
  26
  27 /* The three functions below display the --version information in the
  28    standard way: command and package names, package version, followed
  29    by a short GPLv3+ notice and a list of up to 10 author names.
  30
  31    If COMMAND_NAME is NULL, the PACKAGE is assumed to be the name of
  32    the program.  The formats are therefore:
  33
  34    PACKAGE VERSION
  35
  36    or
  37
  38    COMMAND_NAME (PACKAGE) VERSION.
  39
  40    The functions differ in the way they are passed author names: */
  41
  42 /* N_AUTHORS names are supplied in array AUTHORS.  */
  43 extern void version_etc_arn (FILE *stream,
  44                              const char *command_name, const char *package,
  45                              const char *version,
  46                              const char * const * authors, size_t n_authors);
  47
  48 /* Names are passed in the NULL-terminated array AUTHORS.  */
  49 extern void version_etc_ar (FILE *stream,
  50                             const char *command_name, const char *package,
  51                             const char *version, const char * const * authors);
  52
  53 /* Names are passed in the NULL-terminated va_list.  */
  54 extern void version_etc_va (FILE *stream,
  55                             const char *command_name, const char *package,
  56                             const char *version, va_list authors);
  57
  58 /* Names are passed as separate arguments, with an additional
  59    NULL argument at the end.  */
  60 extern void version_etc (FILE *stream,
  61                          const char *command_name, const char *package,
  62                          const char *version,
  63                          /* const char *author1, ..., NULL */ ...)
  64   _GL_ATTRIBUTE_SENTINEL ();
  65
  66 /* Display the usual "Report bugs to" stanza.  */
  67 extern void emit_bug_reporting_address (void);
  68
  69 #endif /* VERSION_ETC_H */