static int line_by_line_fuzzy_match(struct image *img,
struct image *preimage,
struct image *postimage,
- unsigned long try,
- int try_lno,
+ unsigned long current,
+ int current_lno,
int preimage_limit)
{
int i;
for (i = 0; i < preimage_limit; i++) {
size_t prelen = preimage->line[i].len;
- size_t imglen = img->line[try_lno+i].len;
+ size_t imglen = img->line[current_lno+i].len;
- if (!fuzzy_matchlines(img->buf + try + imgoff, imglen,
+ if (!fuzzy_matchlines(img->buf + current + imgoff, imglen,
preimage->buf + preoff, prelen))
return 0;
if (preimage->line[i].flag & LINE_COMMON)
*/
extra_chars = preimage_end - preimage_eof;
strbuf_init(&fixed, imgoff + extra_chars);
- strbuf_add(&fixed, img->buf + try, imgoff);
+ strbuf_add(&fixed, img->buf + current, imgoff);
strbuf_add(&fixed, preimage_eof, extra_chars);
fixed_buf = strbuf_detach(&fixed, &fixed_len);
update_pre_post_images(preimage, postimage,
struct image *img,
struct image *preimage,
struct image *postimage,
- unsigned long try,
- int try_lno,
+ unsigned long current,
+ int current_lno,
unsigned ws_rule,
int match_beginning, int match_end)
{
size_t fixed_len, postlen;
int preimage_limit;
- if (preimage->nr + try_lno <= img->nr) {
+ if (preimage->nr + current_lno <= img->nr) {
/*
* The hunk falls within the boundaries of img.
*/
preimage_limit = preimage->nr;
- if (match_end && (preimage->nr + try_lno != img->nr))
+ if (match_end && (preimage->nr + current_lno != img->nr))
return 0;
} else if (state->ws_error_action == correct_ws_error &&
(ws_rule & WS_BLANK_AT_EOF)) {
* match with img, and the remainder of the preimage
* must be blank.
*/
- preimage_limit = img->nr - try_lno;
+ preimage_limit = img->nr - current_lno;
} else {
/*
* The hunk extends beyond the end of the img and
return 0;
}
- if (match_beginning && try_lno)
+ if (match_beginning && current_lno)
return 0;
/* Quick hash check */
for (i = 0; i < preimage_limit; i++)
- if ((img->line[try_lno + i].flag & LINE_PATCHED) ||
- (preimage->line[i].hash != img->line[try_lno + i].hash))
+ if ((img->line[current_lno + i].flag & LINE_PATCHED) ||
+ (preimage->line[i].hash != img->line[current_lno + i].hash))
return 0;
if (preimage_limit == preimage->nr) {
/*
* Do we have an exact match? If we were told to match
- * at the end, size must be exactly at try+fragsize,
- * otherwise try+fragsize must be still within the preimage,
+ * at the end, size must be exactly at current+fragsize,
+ * otherwise current+fragsize must be still within the preimage,
* and either case, the old piece should match the preimage
* exactly.
*/
if ((match_end
- ? (try + preimage->len == img->len)
- : (try + preimage->len <= img->len)) &&
- !memcmp(img->buf + try, preimage->buf, preimage->len))
+ ? (current + preimage->len == img->len)
+ : (current + preimage->len <= img->len)) &&
+ !memcmp(img->buf + current, preimage->buf, preimage->len))
return 1;
} else {
/*
*/
if (state->ws_ignore_action == ignore_ws_change)
return line_by_line_fuzzy_match(img, preimage, postimage,
- try, try_lno, preimage_limit);
+ current, current_lno, preimage_limit);
if (state->ws_error_action != correct_ws_error)
return 0;
*/
strbuf_init(&fixed, preimage->len + 1);
orig = preimage->buf;
- target = img->buf + try;
+ target = img->buf + current;
for (i = 0; i < preimage_limit; i++) {
size_t oldlen = preimage->line[i].len;
- size_t tgtlen = img->line[try_lno + i].len;
+ size_t tgtlen = img->line[current_lno + i].len;
size_t fixstart = fixed.len;
struct strbuf tgtfix;
int match;
int match_beginning, int match_end)
{
int i;
- unsigned long backwards, forwards, try;
- int backwards_lno, forwards_lno, try_lno;
+ unsigned long backwards, forwards, current;
+ int backwards_lno, forwards_lno, current_lno;
/*
* If match_beginning or match_end is specified, there is no
if ((size_t) line > img->nr)
line = img->nr;
- try = 0;
+ current = 0;
for (i = 0; i < line; i++)
- try += img->line[i].len;
+ current += img->line[i].len;
/*
* There's probably some smart way to do this, but I'll leave
* that to the smart and beautiful people. I'm simple and stupid.
*/
- backwards = try;
+ backwards = current;
backwards_lno = line;
- forwards = try;
+ forwards = current;
forwards_lno = line;
- try_lno = line;
+ current_lno = line;
for (i = 0; ; i++) {
if (match_fragment(state, img, preimage, postimage,
- try, try_lno, ws_rule,
+ current, current_lno, ws_rule,
match_beginning, match_end))
- return try_lno;
+ return current_lno;
again:
if (backwards_lno == 0 && forwards_lno == img->nr)
}
backwards_lno--;
backwards -= img->line[backwards_lno].len;
- try = backwards;
- try_lno = backwards_lno;
+ current = backwards;
+ current_lno = backwards_lno;
} else {
if (forwards_lno == img->nr) {
i++;
}
forwards += img->line[forwards_lno].len;
forwards_lno++;
- try = forwards;
- try_lno = forwards_lno;
+ current = forwards;
+ current_lno = forwards_lno;
}
}