Merge branch 'master' of github.com:git/git

* 'master' of github.com:git/git: (762 commits)
  Git 2.34-rc0
  wrapper: remove xunsetenv()
  log: document --encoding behavior on iconv() failure
  Revert "logmsg_reencode(): warn when iconv() fails"
  completion: fix incorrect bash/zsh string equality check
  add, rm, mv: fix bug that prevents the update of non-sparse dirs
  git-bundle.txt: add missing words and punctuation
  Documentation/Makefile: fix lint-docs mkdir dependency
  submodule: drop unused sm_name parameter from append_fetch_remotes()
  The fifteenth batch
  gitweb.txt: change "folder" to "directory"
  gitignore.txt: change "folder" to "directory"
  git-multi-pack-index.txt: change "folder" to "directory"
  git.txt: fix typo
  archive: describe compression level option
  config.txt: fix typo
  command-list.txt: remove 'sparse-index' from main help
  userdiff-cpp: back out the digit-separators in numbers
  submodule--helper: fix incorrect newlines in an error message
  branch (doc): -m/-c copies config and reflog
  ...

1 files changed, 22 insertions, 0 deletions

diff --git a/apply.c b/apply.c
index 44bc31d6eb..43a0aebf4e 100644
--- a/apply.c
+++ b/apply.c
@@ -1917,6 +1917,7 @@ static struct fragment *parse_binary_hunk(struct apply_state *state,
 
 	state->linenr++;
 	buffer += llen;
+	size -= llen;
 	while (1) {
 		int byte_length, max_byte_length, newsize;
 		llen = linelen(buffer, size);
@@ -3467,6 +3468,21 @@ static int load_preimage(struct apply_state *state,
 	return 0;
 }
 
+static int resolve_to(struct image *image, const struct object_id *result_id)
+{
+	unsigned long size;
+	enum object_type type;
+
+	clear_image(image);
+
+	image->buf = read_object_file(result_id, &type, &size);
+	if (!image->buf || type != OBJ_BLOB)
+		die("unable to read blob object %s", oid_to_hex(result_id));
+	image->len = size;
+
+	return 0;
+}
+
 static int three_way_merge(struct apply_state *state,
 			   struct image *image,
 			   char *path,
@@ -3478,6 +3494,12 @@ static int three_way_merge(struct apply_state *state,
 	mmbuffer_t result = { NULL };
 	int status;
 
+	/* resolve trivial cases first */
+	if (oideq(base, ours))
+		return resolve_to(image, theirs);
+	else if (oideq(base, theirs) || oideq(ours, theirs))
+		return resolve_to(image, ours);
+
 	read_mmblob(&base_file, base);
 	read_mmblob(&our_file, ours);
 	read_mmblob(&their_file, theirs);