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/*
* error.h - Error reporting functions
*
* Written 2001 by Werner Almesberger
* Copyright 2001 EPFL-ICA, Network Robots
*/
#ifndef ERROR_H
#define ERROR_H
#include <stdarg.h>
#include "location.h"
#include "registry.h"
/*
* Reporting functions with yy in their name also print the source location
* of * the problem. Those without only print the message (e.g. because we
* don't discover the problem until reaching EOF.)
*/
/*
* The functions are defined in tcng.l
*/
void vyywarnf(const char *fmt,va_list ap);
void yywarnf(const char *fmt,...);
void yywarn(const char *s);
void lwarnf(LOCATION loc,const char *fmt,...);
void lwarn(LOCATION loc,const char *s);
void warnf(const char *fmt,...);
void warn(const char *s);
void __attribute__((noreturn)) vyyerrorf(const char *fmt,va_list ap);
void __attribute__((noreturn)) yyerrorf(const char *fmt,...);
void __attribute__((noreturn)) yyerror(const char *s);
void __attribute__((noreturn)) vlerrorf(LOCATION loc,const char *fmt,
va_list ap);
void __attribute__((noreturn)) lerrorf(LOCATION loc,const char *fmt,...);
void __attribute__((noreturn)) lerror(LOCATION loc,const char *s);
void __attribute__((noreturn)) verrorf(const char *fmt,va_list ap);
void __attribute__((noreturn)) errorf(const char *fmt,...);
void __attribute__((noreturn)) error(const char *s);
/*
* Print a debugging message to standard output, indented by the length of a
* stack trace. Also provides the terminating \n.
*
* debugf doesn't print anything if "debug" is zero. debugf2 is like debugf,
* but only prints anything if debug > 1
*/
void debugf(const char *msg,...);
void debugf2(const char *msg,...);
extern REGISTRY warn_switches;
int set_warn_switch(const char *arg,int lock);
#endif /* ERROR_H */
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