From: Derrick Stolee <dstolee@xxxxxxxxxxxxx>
This method will be helpful to use outside of cache-tree.c in a later
feature. The implementation is subtle due to subtree_name_cmp() sorting
by length and then lexicographically.
Signed-off-by: Derrick Stolee <dstolee@xxxxxxxxxxxxx>
---
cache-tree.c | 6 +++---
cache-tree.h | 2 ++
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/cache-tree.c b/cache-tree.c
index acac6d58c37..2fb483d3c08 100644
--- a/cache-tree.c
+++ b/cache-tree.c
@@ -45,7 +45,7 @@ static int subtree_name_cmp(const char *one, int onelen,
return memcmp(one, two, onelen);
}
-static int subtree_pos(struct cache_tree *it, const char *path, int pathlen)
+int cache_tree_subtree_pos(struct cache_tree *it, const char *path, int pathlen)
{
struct cache_tree_sub **down = it->down;
int lo, hi;
@@ -72,7 +72,7 @@ static struct cache_tree_sub *find_subtree(struct cache_tree *it,
int create)
{
struct cache_tree_sub *down;
- int pos = subtree_pos(it, path, pathlen);
+ int pos = cache_tree_subtree_pos(it, path, pathlen);
if (0 <= pos)
return it->down[pos];
if (!create)
@@ -123,7 +123,7 @@ static int do_invalidate_path(struct cache_tree *it, const char *path)
it->entry_count = -1;
if (!*slash) {
int pos;
- pos = subtree_pos(it, path, namelen);
+ pos = cache_tree_subtree_pos(it, path, namelen);
if (0 <= pos) {
cache_tree_free(&it->down[pos]->cache_tree);
free(it->down[pos]);
diff --git a/cache-tree.h b/cache-tree.h
index 639bfa5340e..8efeccebfc9 100644
--- a/cache-tree.h
+++ b/cache-tree.h
@@ -27,6 +27,8 @@ void cache_tree_free(struct cache_tree **);
void cache_tree_invalidate_path(struct index_state *, const char *);
struct cache_tree_sub *cache_tree_sub(struct cache_tree *, const char *);
+int cache_tree_subtree_pos(struct cache_tree *it, const char *path, int pathlen);
+
void cache_tree_write(struct strbuf *, struct cache_tree *root);
struct cache_tree *cache_tree_read(const char *buffer, unsigned long size);
--
gitgitgadget
