summaryrefslogtreecommitdiff
path: root/merge-recursive.c
diff options
context:
space:
mode:
Diffstat (limited to 'merge-recursive.c')
-rw-r--r--merge-recursive.c41
1 files changed, 25 insertions, 16 deletions
diff --git a/merge-recursive.c b/merge-recursive.c
index 9041c2f149..d327209443 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -235,6 +235,8 @@ static int add_cacheinfo(struct merge_options *o,
struct cache_entry *nce;
nce = refresh_cache_entry(ce, CE_MATCH_REFRESH | CE_MATCH_IGNORE_MISSING);
+ if (!nce)
+ return err(o, _("addinfo_cache failed for path '%s'"), path);
if (nce != ce)
ret = add_cache_entry(nce, options);
}
@@ -388,12 +390,10 @@ static struct string_list *get_unmerged(void)
return unmerged;
}
-static int string_list_df_name_compare(const void *a, const void *b)
+static int string_list_df_name_compare(const char *one, const char *two)
{
- const struct string_list_item *one = a;
- const struct string_list_item *two = b;
- int onelen = strlen(one->string);
- int twolen = strlen(two->string);
+ int onelen = strlen(one);
+ int twolen = strlen(two);
/*
* Here we only care that entries for D/F conflicts are
* adjacent, in particular with the file of the D/F conflict
@@ -406,8 +406,8 @@ static int string_list_df_name_compare(const void *a, const void *b)
* since in other cases any changes in their order due to
* sorting cause no problems for us.
*/
- int cmp = df_name_compare(one->string, onelen, S_IFDIR,
- two->string, twolen, S_IFDIR);
+ int cmp = df_name_compare(one, onelen, S_IFDIR,
+ two, twolen, S_IFDIR);
/*
* Now that 'foo' and 'foo/bar' compare equal, we have to make sure
* that 'foo' comes before 'foo/bar'.
@@ -451,8 +451,8 @@ static void record_df_conflict_files(struct merge_options *o,
string_list_append(&df_sorted_entries, next->string)->util =
next->util;
}
- qsort(df_sorted_entries.items, entries->nr, sizeof(*entries->items),
- string_list_df_name_compare);
+ df_sorted_entries.cmp = string_list_df_name_compare;
+ string_list_sort(&df_sorted_entries);
string_list_clear(&o->df_conflict_file_set, 1);
for (i = 0; i < df_sorted_entries.nr; i++) {
@@ -664,7 +664,13 @@ static char *unique_path(struct merge_options *o, const char *path, const char *
return strbuf_detach(&newpath, NULL);
}
-static int dir_in_way(const char *path, int check_working_copy)
+/**
+ * Check whether a directory in the index is in the way of an incoming
+ * file. Return 1 if so. If check_working_copy is non-zero, also
+ * check the working directory. If empty_ok is non-zero, also return
+ * 0 in the case where the working-tree dir exists but is empty.
+ */
+static int dir_in_way(const char *path, int check_working_copy, int empty_ok)
{
int pos;
struct strbuf dirpath = STRBUF_INIT;
@@ -684,7 +690,8 @@ static int dir_in_way(const char *path, int check_working_copy)
}
strbuf_release(&dirpath);
- return check_working_copy && !lstat(path, &st) && S_ISDIR(st.st_mode);
+ return check_working_copy && !lstat(path, &st) && S_ISDIR(st.st_mode) &&
+ !(empty_ok && is_empty_dir(path));
}
static int was_tracked(const char *path)
@@ -1062,7 +1069,7 @@ static int handle_change_delete(struct merge_options *o,
{
char *renamed = NULL;
int ret = 0;
- if (dir_in_way(path, !o->call_depth)) {
+ if (dir_in_way(path, !o->call_depth, 0)) {
renamed = unique_path(o, path, a_oid ? o->branch1 : o->branch2);
}
@@ -1195,7 +1202,7 @@ static int handle_file(struct merge_options *o,
remove_file(o, 0, rename->path, 0);
dst_name = unique_path(o, rename->path, cur_branch);
} else {
- if (dir_in_way(rename->path, !o->call_depth)) {
+ if (dir_in_way(rename->path, !o->call_depth, 0)) {
dst_name = unique_path(o, rename->path, cur_branch);
output(o, 1, _("%s is a directory in %s adding as %s instead"),
rename->path, other_branch, dst_name);
@@ -1704,7 +1711,8 @@ static int merge_content(struct merge_options *o,
o->branch2 == rename_conflict_info->branch1) ?
pair1->two->path : pair1->one->path;
- if (dir_in_way(path, !o->call_depth))
+ if (dir_in_way(path, !o->call_depth,
+ S_ISGITLINK(pair1->two->mode)))
df_conflict_remains = 1;
}
if (merge_file_special_markers(o, &one, &a, &b,
@@ -1862,7 +1870,8 @@ static int process_entry(struct merge_options *o,
oid = b_oid;
conf = _("directory/file");
}
- if (dir_in_way(path, !o->call_depth)) {
+ if (dir_in_way(path, !o->call_depth,
+ S_ISGITLINK(a_mode))) {
char *new_path = unique_path(o, path, add_branch);
clean_merge = 0;
output(o, 1, _("CONFLICT (%s): There is a directory with name %s in %s. "
@@ -2124,7 +2133,7 @@ int merge_recursive_generic(struct merge_options *o,
}
}
- hold_locked_index(lock, 1);
+ hold_locked_index(lock, LOCK_DIE_ON_ERROR);
clean = merge_recursive(o, head_commit, next_commit, ca,
result);
if (clean < 0)