This simply moves code around to make a separate function that prepares
a single conflicted hunk with markers into the buffer.
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
xdiff/xmerge.c | 121 ++++++++++++++++++++++++++++++++-----------------------
1 files changed, 70 insertions(+), 51 deletions(-)
diff --git a/xdiff/xmerge.c b/xdiff/xmerge.c
index 82b3573..6ffaa4f 100644
--- a/xdiff/xmerge.c
+++ b/xdiff/xmerge.c
@@ -113,65 +113,84 @@ static int xdl_recs_copy(xdfenv_t *xe, int i, int count, int add_nl, char *dest)
return size;
}
-static int xdl_fill_merge_buffer(xdfenv_t *xe1, const char *name1,
- xdfenv_t *xe2, const char *name2, xdmerge_t *m, char *dest)
+static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1,
+ xdfenv_t *xe2, const char *name2,
+ int size, int i,
+ xdmerge_t *m, char *dest)
{
const int marker_size = 7;
int marker1_size = (name1 ? strlen(name1) + 1 : 0);
int marker2_size = (name2 ? strlen(name2) + 1 : 0);
- int conflict_marker_size = 3 * (marker_size + 1)
- + marker1_size + marker2_size;
- int size, i1, j;
-
- for (size = i1 = 0; m; m = m->next) {
- if (m->mode == 0) {
- size += xdl_recs_copy(xe1, i1, m->i1 - i1, 0,
- dest ? dest + size : NULL);
- if (dest) {
- for (j = 0; j < marker_size; j++)
- dest[size++] = '<';
- if (marker1_size) {
- dest[size] = ' ';
- memcpy(dest + size + 1, name1,
- marker1_size - 1);
- size += marker1_size;
- }
- dest[size++] = '\n';
- } else
- size += conflict_marker_size;
- size += xdl_recs_copy(xe1, m->i1, m->chg1, 1,
- dest ? dest + size : NULL);
- if (dest) {
- for (j = 0; j < marker_size; j++)
- dest[size++] = '=';
- dest[size++] = '\n';
- }
- size += xdl_recs_copy(xe2, m->i2, m->chg2, 1,
- dest ? dest + size : NULL);
- if (dest) {
- for (j = 0; j < marker_size; j++)
- dest[size++] = '>';
- if (marker2_size) {
- dest[size] = ' ';
- memcpy(dest + size + 1, name2,
- marker2_size - 1);
- size += marker2_size;
- }
- dest[size++] = '\n';
- }
- } else if (m->mode == 1)
- size += xdl_recs_copy(xe1, i1, m->i1 + m->chg1 - i1, 0,
- dest ? dest + size : NULL);
+ int j;
+
+ /* Before conflicting part */
+ size += xdl_recs_copy(xe1, i, m->i1 - i, 0,
+ dest ? dest + size : NULL);
+
+ if (!dest) {
+ size += marker_size + 1 + marker1_size;
+ } else {
+ for (j = 0; j < marker_size; j++)
+ dest[size++] = '<';
+ if (marker1_size) {
+ dest[size] = ' ';
+ memcpy(dest + size + 1, name1, marker1_size - 1);
+ size += marker1_size;
+ }
+ dest[size++] = '\n';
+ }
+
+ /* Postimage from side #1 */
+ size += xdl_recs_copy(xe1, m->i1, m->chg1, 1,
+ dest ? dest + size : NULL);
+ if (!dest) {
+ size += marker_size + 1;
+ } else {
+ for (j = 0; j < marker_size; j++)
+ dest[size++] = '=';
+ dest[size++] = '\n';
+ }
+
+ /* Postimage from side #2 */
+ size += xdl_recs_copy(xe2, m->i2, m->chg2, 1,
+ dest ? dest + size : NULL);
+ if (!dest) {
+ size += marker_size + 1 + marker2_size;
+ } else {
+ for (j = 0; j < marker_size; j++)
+ dest[size++] = '>';
+ if (marker2_size) {
+ dest[size] = ' ';
+ memcpy(dest + size + 1, name2, marker2_size - 1);
+ size += marker2_size;
+ }
+ dest[size++] = '\n';
+ }
+ return size;
+}
+
+static int xdl_fill_merge_buffer(xdfenv_t *xe1, const char *name1,
+ xdfenv_t *xe2, const char *name2, xdmerge_t *m, char *dest)
+{
+ int size, i;
+
+ for (size = i = 0; m; m = m->next) {
+ if (m->mode == 0)
+ size = fill_conflict_hunk(xe1, name1, xe2, name2,
+ size, i, m, dest);
+ else if (m->mode == 1)
+ size += xdl_recs_copy(xe1, i, m->i1 + m->chg1 - i, 0,
+ dest ? dest + size : NULL);
else if (m->mode == 2)
- size += xdl_recs_copy(xe2, m->i2 - m->i1 + i1,
- m->i1 + m->chg2 - i1, 0,
- dest ? dest + size : NULL);
+ size += xdl_recs_copy(xe2, m->i2 - m->i1 + i,
+ m->i1 + m->chg2 - i, 0,
+ dest ? dest + size : NULL);
else
continue;
- i1 = m->i1 + m->chg1;
+ i = m->i1 + m->chg1;
}
- size += xdl_recs_copy(xe1, i1, xe1->xdf2.nrec - i1, 0,
- dest ? dest + size : NULL);
+ size += xdl_recs_copy(xe1, i, xe1->xdf2.nrec - i, 0,
+ dest ? dest + size : NULL);
return size;
}
--
1.6.0.1.149.ga4c44
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