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      1 /*	$NetBSD: msg_output.h,v 1.3 2020/03/18 19:05:21 christos Exp $	*/
      2 
      3 #ifndef _MSG_OUTPUT_FN_
      4 #define _MSG_OUTPUT_FN_
      5 
      6 /*++
      7 /* NAME
      8 /*	msg_output 3h
      9 /* SUMMARY
     10 /*	diagnostics output management
     11 /* SYNOPSIS
     12 /*	#include <msg_output.h>
     13 /* DESCRIPTION
     14 
     15  /*
     16   * System library.
     17   */
     18 #include <stdarg.h>
     19 
     20  /*
     21   * External interface. Severity levels are documented to be monotonically
     22   * increasing from 0 up to MSG_LAST.
     23   */
     24 typedef void (*MSG_OUTPUT_FN) (int, const char *);
     25 extern void msg_output(MSG_OUTPUT_FN);
     26 extern void PRINTFLIKE(2, 3) msg_printf(int, const char *,...);
     27 extern void msg_vprintf(int, const char *, va_list);
     28 
     29 #define MSG_INFO	0		/* informative */
     30 #define	MSG_WARN	1		/* warning (non-fatal) */
     31 #define MSG_ERROR	2		/* error (fatal) */
     32 #define MSG_FATAL	3		/* software error (fatal) */
     33 #define MSG_PANIC	4		/* software error (fatal) */
     34 
     35 #define MSG_LAST	4		/* highest-numbered severity level */
     36 
     37 /* LICENSE
     38 /* .ad
     39 /* .fi
     40 /*	The Secure Mailer license must be distributed with this software.
     41 /* AUTHOR(S)
     42 /*	Wietse Venema
     43 /*	IBM T.J. Watson Research
     44 /*	P.O. Box 704
     45 /*	Yorktown Heights, NY 10598, USA
     46 /*
     47 /*	Wietse Venema
     48 /*	Google, Inc.
     49 /*	111 8th Avenue
     50 /*	New York, NY 10011, USA
     51 /*--*/
     52 
     53 #endif
     54