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/** \file sanity.h
Prototypes for functions for performing sanity checks on the program state
*/
#ifndef FISH_SANITY_H
#define FISH_SANITY_H
#include <wchar.h>
/**
Call this function to tell the program it is not in a sane state.
*/
void sanity_lose();
/**
Perform sanity checks, return 1 if program is in a sane state 0 otherwise.
*/
int sanity_check();
/**
Try and determine if ptr is a valid pointer. If not, loose sanity.
\param ptr The pointer to validate
\param err A description of what the pointer refers to, for use in error messages
\param null_ok Wheter the pointer is allowed to point to 0
*/
void validate_pointer( const void *ptr, const wchar_t *err, int null_ok );
#endif
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