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combine-diff: fix hunks at the end (take #2).

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The previous round showed the delete-only hunks at the end, but
forgot to mark them interesting when they were.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano
2006-04-11 14:31:31 -07:00
parent 8a470ebfa1
commit 740659519e
1 changed files with 21 additions and 28 deletions
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49
combine-diff.c
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@ -301,14 +301,14 @@ static unsigned long find_next(struct sline *sline,
* lines that are not interesting to interesting() function
* that are surrounded by interesting() ones.
*/
while (i < cnt)
while (i <= cnt)
if (uninteresting
? !(sline[i].flag & mark)
: (sline[i].flag & mark))
return i;
else
i++;
return cnt;
return i;
}
static int give_context(struct sline *sline, unsigned long cnt, int num_parent)
@ -327,10 +327,10 @@ static int give_context(struct sline *sline, unsigned long cnt, int num_parent)
* lines but they are treated as "interesting" in the end.
*/
i = find_next(sline, mark, 0, cnt, 0);
if (cnt <= i)
if (cnt < i)
return 0;
while (i < cnt) {
while (i <= cnt) {
unsigned long j = (context < i) ? (i - context) : 0;
unsigned long k;
@ -343,7 +343,7 @@ static int give_context(struct sline *sline, unsigned long cnt, int num_parent)
* next uninteresting one start?
*/
j = find_next(sline, mark, i, cnt, 1);
if (cnt <= j)
if (cnt < j)
break; /* the rest are all interesting */
/* lookahead context lines */
@ -365,7 +365,7 @@ static int give_context(struct sline *sline, unsigned long cnt, int num_parent)
* the trailing edge a bit.
*/
i = k;
k = (j + context < cnt) ? j + context : cnt;
k = (j + context < cnt+1) ? j + context : cnt+1;
while (j < k)
sline[j++].flag |= mark;
}
@ -380,7 +380,7 @@ static int make_hunks(struct sline *sline, unsigned long cnt,
unsigned long i;
int has_interesting = 0;
for (i = 0; i < cnt; i++) {
for (i = 0; i <= cnt; i++) {
if (interesting(&sline[i], all_mask))
sline[i].flag |= mark;
else
@ -394,15 +394,15 @@ static int make_hunks(struct sline *sline, unsigned long cnt,
* parent, mark that uninteresting.
*/
i = 0;
while (i < cnt) {
while (i <= cnt) {
unsigned long j, hunk_begin, hunk_end;
unsigned long same_diff;
while (i < cnt && !(sline[i].flag & mark))
while (i <= cnt && !(sline[i].flag & mark))
i++;
if (cnt <= i)
if (cnt < i)
break; /* No more interesting hunks */
hunk_begin = i;
for (j = i + 1; j < cnt; j++) {
for (j = i + 1; j <= cnt; j++) {
if (!(sline[j].flag & mark)) {
/* Look beyond the end to see if there
* is an interesting line after this
@ -412,8 +412,8 @@ static int make_hunks(struct sline *sline, unsigned long cnt,
int contin = 0;
la = adjust_hunk_tail(sline, all_mask,
hunk_begin, j);
la = (la + context < cnt) ?
(la + context) : cnt;
la = (la + context < cnt + 1) ?
(la + context) : cnt + 1;
while (j <= --la) {
if (sline[la].flag & mark) {
contin = 1;
@ -507,30 +507,23 @@ static void dump_sline(struct sline *sline, unsigned long cnt, int num_parent)
while (1) {
struct sline *sl = &sline[lno];
int hunk_end;
while (lno < cnt && !(sline[lno].flag & mark))
int rlines;
while (lno <= cnt && !(sline[lno].flag & mark))
lno++;
if (cnt < lno)
break;
else if (cnt == lno) {
/* See if there is anything interesting */
struct lline *ll;
for (ll = sline[lno].lost_head; ll; ll = ll->next)
if (ll->parent_map)
break;
if (!ll)
break;
hunk_end = cnt + 1;
}
else {
for (hunk_end = lno + 1; hunk_end < cnt; hunk_end++)
for (hunk_end = lno + 1; hunk_end <= cnt; hunk_end++)
if (!(sline[hunk_end].flag & mark))
break;
}
rlines = hunk_end - lno;
if (cnt < hunk_end)
rlines--; /* pointing at the last delete hunk */
for (i = 0; i <= num_parent; i++) putchar(combine_marker);
for (i = 0; i < num_parent; i++)
show_parent_lno(sline, lno, hunk_end, cnt, i);
printf(" +%lu,%lu ", lno+1,
(cnt == lno) ? 0 : hunk_end - lno);
printf(" +%lu,%lu ", lno+1, rlines);
for (i = 0; i <= num_parent; i++) putchar(combine_marker);
putchar('\n');
while (lno < hunk_end) {
@ -549,7 +542,7 @@ static void dump_sline(struct sline *sline, unsigned long cnt, int num_parent)
puts(ll->line);
ll = ll->next;
}
if (cnt <= lno)
if (cnt < lno)
break;
p_mask = 1;
for (j = 0; j < num_parent; j++) {