-/* Utility to help print --version output in a consistent format.
- Copyright (C) 1999, 2003, 2005 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
it under the terms of the GNU General Public License as published by
# 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);
+ const char *command_name, const char *package,
+ const char *version, va_list authors);
+/* 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, ...*/ ...);
+ const char *command_name, const char *package,
+ const char *version,
+ /* const char *author1, ..., NULL */ ...)
+ _GL_ATTRIBUTE_SENTINEL;
+
+/* Display the usual `Report bugs to' stanza */
+extern void emit_bug_reporting_address (void);
#endif /* VERSION_ETC_H */