In the previous patch, we made sure that the conflict markers themselves
match the end-of-line style of the input files. However, this still left
out the conflicting text itself: if it lacks a trailing newline, we
add one, and should add a carriage return when appropriate, too.
Signed-off-by: Johannes Schindelin <johannes.schinde...@gmx.de>
---
t/t6023-merge-file.sh | 3 ++-
xdiff/xmerge.c | 61 +++++++++++++++++++++++++++++++--------------------
2 files changed, 39 insertions(+), 25 deletions(-)
diff --git a/t/t6023-merge-file.sh b/t/t6023-merge-file.sh
index bb20cbc..1390548 100755
--- a/t/t6023-merge-file.sh
+++ b/t/t6023-merge-file.sh
@@ -346,13 +346,14 @@ test_expect_success 'conflict at EOF without LF resolved
by --union' \
printf "line1\nline2\nline3x\nline3y" >expect.txt &&
test_cmp expect.txt output.txt'
-test_expect_success 'conflict markers match existing line endings' '
+test_expect_success 'conflict sections match existing line endings' '
printf "1\\r\\n2\\r\\n3" >crlf-orig.txt &&
printf "1\\r\\n2\\r\\n4" >crlf-diff1.txt &&
printf "1\\r\\n2\\r\\n5" >crlf-diff2.txt &&
test_must_fail git -c core.eol=crlf merge-file -p \
crlf-diff1.txt crlf-orig.txt crlf-diff2.txt >crlf.txt &&
test $(tr "\015" Q <crlf.txt | grep "\\.txtQ$" | wc -l) = 3 &&
+ test $(tr "\015" Q <crlf.txt | grep "[345]Q$" | wc -l) = 3 &&
test_must_fail git -c core.eol=crlf merge-file -p \
nolf-diff1.txt nolf-orig.txt nolf-diff2.txt >nolf.txt &&
test $(tr "\015" Q <nolf.txt | grep "\\.txtQ$" | wc -l) = 0
diff --git a/xdiff/xmerge.c b/xdiff/xmerge.c
index c852acc..d98f430 100644
--- a/xdiff/xmerge.c
+++ b/xdiff/xmerge.c
@@ -109,7 +109,7 @@ static int xdl_merge_cmp_lines(xdfenv_t *xe1, int i1,
xdfenv_t *xe2, int i2,
return 0;
}
-static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int i, int count, int
add_nl, char *dest)
+static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int i, int count, int
needs_cr, int add_nl, char *dest)
{
xrecord_t **recs;
int size = 0;
@@ -125,6 +125,12 @@ static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int
i, int count, int add
if (add_nl) {
i = recs[count - 1]->size;
if (i == 0 || recs[count - 1]->ptr[i - 1] != '\n') {
+ if (needs_cr) {
+ if (dest)
+ dest[size] = '\r';
+ size++;
+ }
+
if (dest)
dest[size] = '\n';
size++;
@@ -133,14 +139,14 @@ static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe,
int i, int count, int add
return size;
}
-static int xdl_recs_copy(xdfenv_t *xe, int i, int count, int add_nl, char
*dest)
+static int xdl_recs_copy(xdfenv_t *xe, int i, int count, int needs_cr, int
add_nl, char *dest)
{
- return xdl_recs_copy_0(0, xe, i, count, add_nl, dest);
+ return xdl_recs_copy_0(0, xe, i, count, needs_cr, add_nl, dest);
}
-static int xdl_orig_copy(xdfenv_t *xe, int i, int count, int add_nl, char
*dest)
+static int xdl_orig_copy(xdfenv_t *xe, int i, int count, int needs_cr, int
add_nl, char *dest)
{
- return xdl_recs_copy_0(1, xe, i, count, add_nl, dest);
+ return xdl_recs_copy_0(1, xe, i, count, needs_cr, add_nl, dest);
}
/*
@@ -172,15 +178,8 @@ static int is_eol_crlf(xdfile_t *file, int i)
file->recs[i - 1]->ptr[size - 2] == '\r';
}
-static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1,
- xdfenv_t *xe2, const char *name2,
- const char *name3,
- int size, int i, int style,
- xdmerge_t *m, char *dest, int marker_size)
+static int is_cr_needed(xdfenv_t *xe1, xdfenv_t *xe2, xdmerge_t *m)
{
- int marker1_size = (name1 ? strlen(name1) + 1 : 0);
- int marker2_size = (name2 ? strlen(name2) + 1 : 0);
- int marker3_size = (name3 ? strlen(name3) + 1 : 0);
int needs_cr;
/* Match post-images' preceding, or first, lines' end-of-line style */
@@ -191,14 +190,25 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char
*name1,
if (needs_cr)
needs_cr = is_eol_crlf(&xe1->xdf1, 0);
/* If still undecided, use LF-only */
- if (needs_cr < 0)
- needs_cr = 0;
+ return needs_cr < 0 ? 0 : needs_cr;
+}
+
+static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1,
+ xdfenv_t *xe2, const char *name2,
+ const char *name3,
+ int size, int i, int style,
+ xdmerge_t *m, char *dest, int marker_size)
+{
+ int marker1_size = (name1 ? strlen(name1) + 1 : 0);
+ int marker2_size = (name2 ? strlen(name2) + 1 : 0);
+ int marker3_size = (name3 ? strlen(name3) + 1 : 0);
+ int needs_cr = is_cr_needed(xe1, xe2, m);
if (marker_size <= 0)
marker_size = DEFAULT_CONFLICT_MARKER_SIZE;
/* Before conflicting part */
- size += xdl_recs_copy(xe1, i, m->i1 - i, 0,
+ size += xdl_recs_copy(xe1, i, m->i1 - i, 0, 0,
dest ? dest + size : NULL);
if (!dest) {
@@ -217,7 +227,7 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char
*name1,
}
/* Postimage from side #1 */
- size += xdl_recs_copy(xe1, m->i1, m->chg1, 1,
+ size += xdl_recs_copy(xe1, m->i1, m->chg1, needs_cr, 1,
dest ? dest + size : NULL);
if (style == XDL_MERGE_DIFF3) {
@@ -236,7 +246,7 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char
*name1,
dest[size++] = '\r';
dest[size++] = '\n';
}
- size += xdl_orig_copy(xe1, m->i0, m->chg0, 1,
+ size += xdl_orig_copy(xe1, m->i0, m->chg0, needs_cr, 1,
dest ? dest + size : NULL);
}
@@ -251,7 +261,7 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char
*name1,
}
/* Postimage from side #2 */
- size += xdl_recs_copy(xe2, m->i2, m->chg2, 1,
+ size += xdl_recs_copy(xe2, m->i2, m->chg2, needs_cr, 1,
dest ? dest + size : NULL);
if (!dest) {
size += marker_size + 1 + needs_cr + marker2_size;
@@ -290,21 +300,24 @@ static int xdl_fill_merge_buffer(xdfenv_t *xe1, const
char *name1,
marker_size);
else if (m->mode & 3) {
/* Before conflicting part */
- size += xdl_recs_copy(xe1, i, m->i1 - i, 0,
+ size += xdl_recs_copy(xe1, i, m->i1 - i, 0, 0,
dest ? dest + size : NULL);
/* Postimage from side #1 */
- if (m->mode & 1)
- size += xdl_recs_copy(xe1, m->i1, m->chg1,
(m->mode & 2),
+ if (m->mode & 1) {
+ int needs_cr = is_cr_needed(xe1, xe2, m);
+
+ size += xdl_recs_copy(xe1, m->i1, m->chg1,
needs_cr, (m->mode & 2),
dest ? dest + size :
NULL);
+ }
/* Postimage from side #2 */
if (m->mode & 2)
- size += xdl_recs_copy(xe2, m->i2, m->chg2, 0,
+ size += xdl_recs_copy(xe2, m->i2, m->chg2, 0, 0,
dest ? dest + size :
NULL);
} else
continue;
i = m->i1 + m->chg1;
}
- size += xdl_recs_copy(xe1, i, xe1->xdf2.nrec - i, 0,
+ size += xdl_recs_copy(xe1, i, xe1->xdf2.nrec - i, 0, 0,
dest ? dest + size : NULL);
return size;
}
--
2.7.0.windows.1.7.g55a05c8
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