entry: factor out unlink_entry function
Factor out the 'unlink_entry()' function from unpack-trees.c to
entry.c. It will be used in other places as well in subsequent
steps.
As it's no longer a static function, also move the documentation to
the header file to make it more discoverable.
Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/cache.h b/cache.h
index ca36b44..c1c953e 100644
--- a/cache.h
+++ b/cache.h
@@ -1542,6 +1542,11 @@ struct checkout {
extern int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath);
extern void enable_delayed_checkout(struct checkout *state);
extern int finish_delayed_checkout(struct checkout *state);
+/*
+ * Unlink the last component and schedule the leading directories for
+ * removal, such that empty directories get removed.
+ */
+extern void unlink_entry(const struct cache_entry *ce);
struct cache_def {
struct strbuf path;
diff --git a/entry.c b/entry.c
index 0a3c451..b9eef57 100644
--- a/entry.c
+++ b/entry.c
@@ -508,3 +508,18 @@ int checkout_entry(struct cache_entry *ce,
create_directories(path.buf, path.len, state);
return write_entry(ce, path.buf, state, 0);
}
+
+void unlink_entry(const struct cache_entry *ce)
+{
+ const struct submodule *sub = submodule_from_ce(ce);
+ if (sub) {
+ /* state.force is set at the caller. */
+ submodule_move_head(ce->name, "HEAD", NULL,
+ SUBMODULE_MOVE_HEAD_FORCE);
+ }
+ if (!check_leading_path(ce->name, ce_namelen(ce)))
+ return;
+ if (remove_or_warn(ce->ce_mode, ce->name))
+ return;
+ schedule_dir_for_removal(ce->name, ce_namelen(ce));
+}
diff --git a/unpack-trees.c b/unpack-trees.c
index 7570df4..e8d1a6a 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -300,25 +300,6 @@ static void load_gitmodules_file(struct index_state *index,
}
}
-/*
- * Unlink the last component and schedule the leading directories for
- * removal, such that empty directories get removed.
- */
-static void unlink_entry(const struct cache_entry *ce)
-{
- const struct submodule *sub = submodule_from_ce(ce);
- if (sub) {
- /* state.force is set at the caller. */
- submodule_move_head(ce->name, "HEAD", NULL,
- SUBMODULE_MOVE_HEAD_FORCE);
- }
- if (!check_leading_path(ce->name, ce_namelen(ce)))
- return;
- if (remove_or_warn(ce->ce_mode, ce->name))
- return;
- schedule_dir_for_removal(ce->name, ce_namelen(ce));
-}
-
static struct progress *get_progress(struct unpack_trees_options *o)
{
unsigned cnt = 0, total = 0;
