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[2/7] ls-files: don't needlessly pass around stage variable

Message ID 20210306193458.20633-3-avarab@gmail.com (mailing list archive)
State Superseded
Headers show
Series Move the read_tree() function to its only user | expand

Commit Message

Ævar Arnfjörð Bjarmason March 6, 2021, 7:34 p.m. UTC 
Now that read_tree() has been moved to ls-files.c we can get rid of
the stage != 1 case that'll never happen.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
---
 builtin/ls-files.c | 17 ++++-------------
 1 file changed, 4 insertions(+), 13 deletions(-)
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Patch

diff --git a/builtin/ls-files.c b/builtin/ls-files.c
index a4458622813..74d572a3e4a 100644
--- a/builtin/ls-files.c
+++ b/builtin/ls-files.c
@@ -470,21 +470,12 @@  static int read_one_entry_quick(const struct object_id *oid, struct strbuf *base
 }
 
 
-static int read_tree(struct repository *r, struct tree *tree, int stage,
+static int read_tree(struct repository *r, struct tree *tree,
 		     struct pathspec *match, struct index_state *istate)
 {
 	read_tree_fn_t fn = NULL;
 	int i, err;
 
-	/*
-	 * Currently the only existing callers of this function all
-	 * call it with stage=1 and after making sure there is nothing
-	 * at that stage; we could always use read_one_entry_quick().
-	 *
-	 * But when we decide to straighten out git-read-tree not to
-	 * use unpack_trees() in some cases, this will probably start
-	 * to matter.
-	 */
 
 	/*
 	 * See if we have cache entry at the stage.  If so,
@@ -493,13 +484,13 @@  static int read_tree(struct repository *r, struct tree *tree, int stage,
 	 */
 	for (i = 0; !fn && i < istate->cache_nr; i++) {
 		const struct cache_entry *ce = istate->cache[i];
-		if (ce_stage(ce) == stage)
+		if (ce_stage(ce) == 1)
 			fn = read_one_entry;
 	}
 
 	if (!fn)
 		fn = read_one_entry_quick;
-	err = read_tree_recursive(r, tree, "", 0, stage, match, fn, istate);
+	err = read_tree_recursive(r, tree, "", 0, 1, match, fn, istate);
 	if (fn == read_one_entry || err)
 		return err;
 
@@ -549,7 +540,7 @@  void overlay_tree_on_index(struct index_state *istate,
 			       PATHSPEC_PREFER_CWD, prefix, matchbuf);
 	} else
 		memset(&pathspec, 0, sizeof(pathspec));
-	if (read_tree(the_repository, tree, 1, &pathspec, istate))
+	if (read_tree(the_repository, tree, &pathspec, istate))
 		die("unable to read tree entries %s", tree_name);
 
 	for (i = 0; i < istate->cache_nr; i++) {