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// Prototypes for functions for performing sanity checks on the program state.
#ifndef FISH_SANITY_H
#define FISH_SANITY_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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