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#ifndef SLIDING_WINDOW_H_
#define SLIDING_WINDOW_H_
#include "strbuf.h"
struct sliding_view {
struct line_buffer *file;
off_t off;
size_t width;
struct strbuf buf;
};
#define SLIDING_VIEW_INIT(input) { (input), 0, 0, STRBUF_INIT }
extern int move_window(struct sliding_view *view, off_t off, size_t width);
#endif
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