/* $IdPath$
 * Error and warning reporting and related functions header file.
 *
 *  Copyright (C) 2001  Peter Johnson
 *
 *  This file is part of YASM.
 *
 *  YASM 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 of the License, or
 *  (at your option) any later version.
 *
 *  YASM 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, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef YASM_ERRWARN_H
#define YASM_ERRWARN_H

/* Fatal error constants.
 * See fatal_msgs in errwarn.c for strings that match up to these constants.
 * When adding a constant here, keep errwarn.c in sync! */
typedef enum {
    FATAL_UNKNOWN = 0,
    FATAL_NOMEM
} fatal_num;

/*@shared@*/ char *conv_unprint(char ch);

void ParserError(const char *);

/*@exits@*/ void InternalError_(const char *file, unsigned int line,
				const char *message);
#define InternalError(msg)	InternalError_(__FILE__, __LINE__, msg)

/*@exits@*/ void Fatal(fatal_num);
void Error(const char *, ...) /*@printflike@*/;
void Warning(const char *, ...) /*@printflike@*/;

/* Use Error() and Warning() instead of ErrorAt() and WarningAt() when being
 * called in line order from a parser.  The *At() functions are much slower,
 * at least in the current implementation.
 */
void ErrorAt(/*@null@*/ const char *filename, unsigned long line, const char *,
	     ...) /*@printflike@*/;
void WarningAt(/*@null@*/ const char *filename, unsigned long line,
	       const char *, ...) /*@printflike@*/;

/* These two functions immediately output the error or warning, with no file
 * or line information.  They should be used for errors and warnings outside
 * the parser stage (at program startup, for instance).
 */
void ErrorNow(const char *, ...) /*@printflike@*/;
void WarningNow(const char *, ...) /*@printflike@*/;

/* Returns total number of errors to this point in assembly. */
unsigned int OutputAllErrorWarning(void);

#endif