git/list[1] front-page[2] threads[3] people[4] search[5] about
 

[PATCH v2 15/18] search_for_subdir(): return (ref_dir *) instead of (ref_entry *)

From
mhagger@alum.mit.edu <mhagger@alum.mit.edu>
Date
Apr 26, 2012, 22:27 UTC
Message-ID
<1335479227-7877-16-git-send-email-mhagger@alum.mit.edu>
In-Reply-To
<1335479227-7877-1-git-send-email-mhagger@alum.mit.edu>
From: Michael Haggerty <mhagger@alum.mit.edu>
That is what all the callers want, so give it to them.
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 refs.c |   21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)
diff --git a/refs.c b/refs.c
index 2e71bfa..f6447e3 100644
--- a/refs.c
+++ b/refs.c
@@ -289,8 +289,8 @@ static struct ref_entry *search_ref_dir(struct ref_dir *dir, const char *refname
  * directory if it is missing; otherwise, return NULL if the desired
  * directory cannot be found.
  */
-static struct ref_entry *search_for_subdir(struct ref_dir *dir,
-					   const char *subdirname, int mkdir)
+static struct ref_dir *search_for_subdir(struct ref_dir *dir,
+					 const char *subdirname, int mkdir)
 {
 	struct ref_entry *entry = search_ref_dir(dir, subdirname);
 	if (!entry) {
@@ -299,8 +299,7 @@ static struct ref_entry *search_for_subdir(struct ref_dir *dir,
 		entry = create_dir_entry(subdirname);
 		add_entry_to_dir(dir, entry);
 	}
-	assert(entry->flag & REF_DIR);
-	return entry;
+	return get_ref_dir(entry);
 }
 
 /*
@@ -319,14 +318,14 @@ static struct ref_dir *find_containing_dir(struct ref_dir *dir,
 	const char *slash;
 	strbuf_init(&dirname, PATH_MAX);
 	for (slash = strchr(refname, '/'); slash; slash = strchr(slash + 1, '/')) {
-		struct ref_entry *entry;
+		struct ref_dir *subdir;
 		strbuf_add(&dirname,
 			   refname + dirname.len,
 			   (slash + 1) - (refname + dirname.len));
-		entry = search_for_subdir(dir, dirname.buf, mkdir);
-		if (!entry)
+		subdir = search_for_subdir(dir, dirname.buf, mkdir);
+		if (!subdir)
 			break;
-		dir = get_ref_dir(entry);
+		dir = subdir;
 	}
 
 	strbuf_release(&dirname);
@@ -819,7 +818,7 @@ static void read_loose_refs(struct ref_cache *refs, const char *dirname,
 		} else if (S_ISDIR(st.st_mode)) {
 			strbuf_addch(&refname, '/');
 			read_loose_refs(refs, refname.buf,
-					get_ref_dir(search_for_subdir(dir, refname.buf, 1)));
+					search_for_subdir(dir, refname.buf, 1));
 		} else {
 			if (*refs->name) {
 				hashclr(sha1);
@@ -846,8 +845,8 @@ static struct ref_dir *get_loose_refs(struct ref_cache *refs)
 	if (!refs->loose) {
 		refs->loose = create_dir_entry("");
 		read_loose_refs(refs, "refs/",
-				get_ref_dir(search_for_subdir(get_ref_dir(refs->loose),
-							      "refs/", 1)));
+				search_for_subdir(get_ref_dir(refs->loose),
+						  "refs/", 1));
 	}
 	return get_ref_dir(refs->loose);
 }
-- 
1.7.10
Previous: mhagger@alum.mit.eduNext: mhagger@alum.mit.edu
Message 23 of 26 in “Read loose references lazily”
  1. 00/18 Read loose references lazilymhagger@alum.mit.edu, Apr 26, 2012
  2. 01/18 get_ref_dir(): return early if directory cannot be readmhagger@alum.mit.edu, Apr 26, 2012
  3. 02/18 get_ref_dir(): use a strbuf to hold refnamemhagger@alum.mit.edu, Apr 26, 2012
  4. 03/18 get_ref_dir(): rename "base" parameter to "dirname"mhagger@alum.mit.edu, Apr 26, 2012
  5. 04/18 get_ref_dir(): require that the dirname argument ends in '/'mhagger@alum.mit.edu, Apr 26, 2012
  6. 05/18 refs.c: extract function search_for_subdir()mhagger@alum.mit.edu, Apr 26, 2012
  7. Junio C HamanoMay 3, 2012
  8. Junio C HamanoMay 3, 2012
  9. Michael HaggertyMay 4, 2012
  10. 06/18 get_ref_dir(): take the containing directory as argumentmhagger@alum.mit.edu, Apr 26, 2012
  11. 07/18 do_for_each_reflog(): return early on errormhagger@alum.mit.edu, Apr 26, 2012
  12. 08/18 do_for_each_reflog(): use a strbuf to hold logfile namemhagger@alum.mit.edu, Apr 26, 2012
  13. Junio C HamanoApr 26, 2012
  14. Michael HaggertyApr 27, 2012
  15. Junio C HamanoMay 2, 2012
  16. Michael HaggertyMay 3, 2012
  17. 09/18 do_for_each_reflog(): reuse strbuf across recursive function callsmhagger@alum.mit.edu, Apr 26, 2012
  18. 10/18 bisect: copy filename string obtained from git_path()mhagger@alum.mit.edu, Apr 26, 2012
  19. 11/18 find_containing_dir(): use strbuf in implementation of this functionmhagger@alum.mit.edu, Apr 26, 2012
  20. 12/18 refs: wrap top-level ref_dirs in ref_entriesmhagger@alum.mit.edu, Apr 26, 2012
  21. 13/18 read_loose_refs(): rename function from get_ref_dir()mhagger@alum.mit.edu, Apr 26, 2012
  22. 14/18 get_ref_dir(): add function for getting a ref_dir from a ref_entrymhagger@alum.mit.edu, Apr 26, 2012
  23. 15/18 search_for_subdir(): return (ref_dir *) instead of (ref_entry *)mhagger@alum.mit.edu, Apr 26, 2012
  24. 16/18 struct ref_dir: store a reference to the enclosing ref_cachemhagger@alum.mit.edu, Apr 26, 2012
  25. 17/18 read_loose_refs(): eliminate ref_cache argumentmhagger@alum.mit.edu, Apr 26, 2012
  26. 18/18 refs: read loose references lazilymhagger@alum.mit.edu, Apr 26, 2012

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.