view mercurial/bdiff.h @ 32736:173f1bdc322d

bookmarks: rely on exception for malformed lines Since we already have an exception context open, for other thing, we can simplify the code a bit and rely on exception handling for invalid lines. Speed is not the main motivation for this changes. However as I'm in the middle of benchmarking things we can see a small positive impact. Before: ! wall 0.009358 comb 0.000000 user 0.000000 sys 0.000000 (best of 303) After: ! wall 0.009173 comb 0.010000 user 0.010000 sys 0.000000 (best of 310)
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Wed, 07 Jun 2017 19:22:39 +0100
parents 9631ff5ebbeb
children 72985b390d7c
line wrap: on
line source

#ifndef _HG_BDIFF_H_
#define _HG_BDIFF_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