-/* Utility to help print --version output in a consistent format.
- Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+/* Print --version and bug-reporting information in a consistent format.
+ Copyright (C) 1999, 2003, 2005, 2009-2011 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
+ 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.
+ 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
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Jim Meyering. */
#ifndef VERSION_ETC_H
# define VERSION_ETC_H 1
-# ifndef PARAMS
-# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
-# define PARAMS(Args) Args
-# else
-# define PARAMS(Args) ()
-# endif
+# include <stdarg.h>
+# include <stdio.h>
+
+/* The `sentinel' attribute was added in gcc 4.0. */
+#ifndef _GL_ATTRIBUTE_SENTINEL
+# if 4 <= __GNUC__
+# define _GL_ATTRIBUTE_SENTINEL __attribute__ ((__sentinel__))
+# else
+# define _GL_ATTRIBUTE_SENTINEL /* empty */
# endif
+#endif
+
+extern const char version_etc_copyright[];
+
+/* The three functions below display the --version information in the
+ standard way: command and package names, package version, followed
+ by a short GPLv3+ notice and a list of up to 10 author names.
+
+ 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 functions differ in the way they are passed author names: */
+
+/* N_AUTHORS names are supplied in array AUTHORS. */
+extern void version_etc_arn (FILE *stream,
+ const char *command_name, const char *package,
+ const char *version,
+ const char * const * authors, size_t n_authors);
+
+/* Names are passed in the NULL-terminated array AUTHORS. */
+extern void version_etc_ar (FILE *stream,
+ const char *command_name, const char *package,
+ const char *version, const char * const * authors);
+
+/* Names are passed in the NULL-terminated va_list. */
+extern void version_etc_va (FILE *stream,
+ const char *command_name, const char *package,
+ const char *version, va_list authors);
-extern char *version_etc_copyright;
+/* Names are passed as separate arguments, with an additional
+ NULL argument at the end. */
+extern void version_etc (FILE *stream,
+ const char *command_name, const char *package,
+ const char *version,
+ /* const char *author1, ..., NULL */ ...)
+ _GL_ATTRIBUTE_SENTINEL;
-void
-version_etc PARAMS ((FILE *stream,
- const char *command_name, const char *package,
- const char *version, const char *authors));
+/* Display the usual `Report bugs to' stanza */
+extern void emit_bug_reporting_address (void);
#endif /* VERSION_ETC_H */