aboutsummaryrefslogtreecommitdiff
path: root/src/nvim/diff.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/nvim/diff.c')
-rw-r--r--src/nvim/diff.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/nvim/diff.c b/src/nvim/diff.c
index a6bbe40999..0b55fb877c 100644
--- a/src/nvim/diff.c
+++ b/src/nvim/diff.c
@@ -743,11 +743,16 @@ static int diff_write_buffer(buf_T *buf, diffin_T *din)
for (linenr_T lnum = 1; lnum <= buf->b_ml.ml_line_count; lnum++) {
for (char_u *s = ml_get_buf(buf, lnum, false); *s != NUL;) {
if (diff_flags & DIFF_ICASE) {
+ int c;
char_u cbuf[MB_MAXBYTES + 1];
- // xdiff doesn't support ignoring case, fold-case the text.
- int c = utf_ptr2char(s);
- c = utf_fold(c);
+ if (*s == NL) {
+ c = NUL;
+ } else {
+ // xdiff doesn't support ignoring case, fold-case the text.
+ c = utf_ptr2char(s);
+ c = utf_fold(c);
+ }
const int orig_len = utfc_ptr2len(s);
if (utf_char2bytes(c, cbuf) != orig_len) {
// TODO(Bram): handle byte length difference
@@ -759,7 +764,8 @@ static int diff_write_buffer(buf_T *buf, diffin_T *din)
s += orig_len;
len += orig_len;
} else {
- ptr[len++] = *s++;
+ ptr[len++] = *s == NL ? NUL : *s;
+ s++;
}
}
ptr[len++] = NL;