File aocutils.h artifact 8f6a78c0fe part of check-in ac43c4bcbc

#ifndef AOCUTILS_H_INCLUDED
#define AOCUTILS_H_INCLUDED

#include <stdbool.h>

struct TextGrid {
    unsigned rows, cols;
    char *data; // may have '\n' at end of rows
};

bool TGvalid(struct TextGrid *tg, unsigned row, unsigned col);
char *TGcharptr(struct TextGrid *tg, unsigned row, unsigned col);
unsigned TGcol(struct TextGrid *tg, char *p);
unsigned TGrow(struct TextGrid *tg, char *p);

size_t linearize2d(unsigned width, unsigned row, unsigned col); // TODO
size_t text2array(unsigned **dst, const char *txt);
size_t slurp(char **dst, const char *filename);
unsigned distance(unsigned a, unsigned b);
unsigned max3u(unsigned a, unsigned b, unsigned c);
unsigned min3u(unsigned a, unsigned b, unsigned c);

#endif