#ifndef _messages_h_
#define _messages_h_

#include <stdarg.h>
#include "state.h"
#include "location.h"

#ifdef __GNUC__
#	define fmtattr(archt, fmtsi, ftchk) __attribute((format(archt, fmtsi, ftchk)))
#else
#	define fmtattr(a, b, c)
#endif

typedef enum
{
	diag_fatal = 0,
	diag_error,
	diag_warning,
	diag_note,
} DiagType;

void
fatal(Compiler *cm, const Location *loc, const char *s, ...) fmtattr(printf, 3, 4);
void
error(Compiler *cm, const Location *loc, const char *s, ...) fmtattr(printf, 3, 4);
void
warning(Compiler *cm, const Location *loc, const char *s, ...) fmtattr(printf, 3, 4);
void
note(Compiler *cm, const Location *loc, const char *s, ...) fmtattr(printf, 3, 4);
#endif