---
builtin-apply.c | 32 +++++++++++++++++++++++++++++---
1 files changed, 29 insertions(+), 3 deletions(-)
diff --git a/builtin-apply.c b/builtin-apply.c
index 86860d6..d213cce 100644
--- a/builtin-apply.c
+++ b/builtin-apply.c
@@ -1640,6 +1640,10 @@ static void update_pre_post_images(struct image *preimage,
int i, ctx;
char *new, *old, *fixed;
struct image fixed_preimage;
+ /* Do we need more space for the postimage? */
+ size_t newlen = postimage->len;
+ if (len > preimage->len)
+ newlen += len - preimage->len;
/*
* Update the preimage with whitespace fixes. Note that we
@@ -1654,11 +1658,16 @@ static void update_pre_post_images(struct image *preimage,
*preimage = fixed_preimage;
/*
- * Adjust the common context lines in postimage, in place.
+ * Adjust the common context lines in postimage, in place
+ * if we are not ignoring whitespace differences.
* This is possible because whitespace fixing does not make
* the string grow.
*/
- new = old = postimage->buf;
+ old = postimage->buf;
+ if (ignore_whitespace)
+ new = postimage->buf = xmalloc(newlen);
+ else
+ new = old;
fixed = preimage->buf;
for (i = ctx = 0; i < postimage->nr; i++) {
size_t len = postimage->line[i].len;
@@ -1730,8 +1739,25 @@ static int match_fragment(struct image *img,
if ((match_end
? (try + preimage->len == img->len)
: (try + preimage->len <= img->len)) &&
- !memcmp_switch(img->buf + try, preimage->buf, preimage->len))
+ !memcmp_switch(img->buf + try, preimage->buf, preimage->len)) {
+ if (ignore_whitespace) {
+ /*
+ * Replace the preimage whitespace with the original one
+ */
+ size_t newlen = 0;
+ for (i = 0; i < preimage->nr; i++) {
+ newlen += preimage->line[i].len =
+ img->line[try_lno + i].len;
+ }
+ fixed_buf = xmalloc(newlen);
+ memcpy(fixed_buf, img->buf + try, newlen);
+
+ update_pre_post_images(
+ preimage, postimage,
+ fixed_buf, newlen);
+ }
return 1;
+ }
if (!ignore_whitespace && (ws_error_action != correct_ws_error))
return 0;
--
1.6.3.3.512.g1f6a.dirty
--
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