view mercurial/bdiff.h @ 46020:2c0ddb79a8cd

helptext: update first hg version when share-safe will be released

I authored the patch which added the helptext before 5.6 release hoping that my
patches will make it. However they didn't before the release and were pushed
after the release only.

Differential Revision: https://phab.mercurial-scm.org/D9410

#ifndef _HG_BDIFF_H_
#define _HG_BDIFF_H_

#include "compat.h"

struct bdiff_line {
	int hash, n, e;
	ssize_t len;
	const char *l;
};

struct bdiff_hunk;
struct bdiff_hunk {
	int a1, a2, b1, b2;
	struct bdiff_hunk *next;
};

int bdiff_splitlines(const char *a, ssize_t len, struct bdiff_line **lr);
int bdiff_diff(struct bdiff_line *a, int an, struct bdiff_line *b, int bn,
               struct bdiff_hunk *base);
void bdiff_freehunks(struct bdiff_hunk *l);

#endif