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From: "Alphadelta14 via GitGitGadget" <gitgitgadget@gmail.com>
To: git@vger.kernel.org
Cc: "René Scharfe" <l.s.r@web.de>,
	"Heather Lapointe" <alpha@alphaservcomputing.solutions>,
	Alphadelta14 <alpha@alphaservcomputing.solutions>
Subject: [PATCH v3 1/9] tree: do not use the_repository for tree traversal methods.
Date: Mon, 17 Oct 2022 02:23:13 +0000	[thread overview]
Message-ID: <79959a54eb4c1a0812b1f4643530069a63e549f4.1665973401.git.gitgitgadget@gmail.com> (raw)
In-Reply-To: <pull.1359.v3.git.git.1665973401.gitgitgadget@gmail.com>

From: Alphadelta14 <alpha@alphaservcomputing.solutions>

Expect that tree walking may switch repository contexts for cases
such as submodules.
Added compatibility macros for existing cases.

Annotate an existing issue where repo is wrong when traversing.

Signed-off-by: Heather Lapointe <alpha@alphaservcomputing.solutions>
---
 tree.c | 15 +++++++++------
 tree.h | 14 ++++++++++----
 2 files changed, 19 insertions(+), 10 deletions(-)

diff --git a/tree.c b/tree.c
index 410e3b477e5..13f9173d45e 100644
--- a/tree.c
+++ b/tree.c
@@ -22,7 +22,7 @@ int read_tree_at(struct repository *r,
 	int len, oldlen = base->len;
 	enum interesting retval = entry_not_interesting;
 
-	if (parse_tree(tree))
+	if (repo_parse_tree(r, tree))
 		return -1;
 
 	init_tree_desc(&desc, tree->buffer, tree->size);
@@ -58,7 +58,11 @@ int read_tree_at(struct repository *r,
 				    oid_to_hex(&entry.oid),
 				    base->buf, entry.path);
 
-			if (parse_commit(commit))
+			// FIXME: This is the wrong repo instance (it refers to the superproject)
+			// it will always fail as is (will fix in later patch)
+			// This current codepath isn't executed by any existing callbacks
+			// so it wouldn't show up as an issue at this time.
+			if (repo_parse_commit(r, commit))
 				die("Invalid commit %s in submodule path %s%s",
 				    oid_to_hex(&entry.oid),
 				    base->buf, entry.path);
@@ -121,7 +125,7 @@ int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size)
 	return 0;
 }
 
-int parse_tree_gently(struct tree *item, int quiet_on_missing)
+int repo_parse_tree_gently(struct repository *r, struct tree *item, int quiet_on_missing)
 {
 	 enum object_type type;
 	 void *buffer;
@@ -129,7 +133,7 @@ int parse_tree_gently(struct tree *item, int quiet_on_missing)
 
 	if (item->object.parsed)
 		return 0;
-	buffer = read_object_file(&item->object.oid, &type, &size);
+	buffer = repo_read_object_file(r, &item->object.oid, &type, &size);
 	if (!buffer)
 		return quiet_on_missing ? -1 :
 			error("Could not read %s",
@@ -149,9 +153,8 @@ void free_tree_buffer(struct tree *tree)
 	tree->object.parsed = 0;
 }
 
-struct tree *parse_tree_indirect(const struct object_id *oid)
+struct tree *repo_parse_tree_indirect(struct repository *r, const struct object_id *oid)
 {
-	struct repository *r = the_repository;
 	struct object *obj = parse_object(r, oid);
 	return (struct tree *)repo_peel_to_type(r, NULL, 0, obj, OBJ_TREE);
 }
diff --git a/tree.h b/tree.h
index 6efff003e21..cc6402e4738 100644
--- a/tree.h
+++ b/tree.h
@@ -18,15 +18,21 @@ struct tree *lookup_tree(struct repository *r, const struct object_id *oid);
 
 int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size);
 
-int parse_tree_gently(struct tree *tree, int quiet_on_missing);
-static inline int parse_tree(struct tree *tree)
+int repo_parse_tree_gently(struct repository *r, struct tree *tree, int quiet_on_missing);
+static inline int repo_parse_tree(struct repository *r, struct tree *tree)
 {
-	return parse_tree_gently(tree, 0);
+	return repo_parse_tree_gently(r, tree, 0);
 }
+
+#ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS
+#define parse_tree(tree) repo_parse_tree(the_repository, tree)
+#define parse_tree_gently(tree, quiet_on_missing) repo_parse_tree_gently(the_repository, tree, quiet_on_missing)
+#define parse_tree_indirect(oid) repo_parse_tree_indirect(the_repository, oid)
+#endif
 void free_tree_buffer(struct tree *tree);
 
 /* Parses and returns the tree in the given ent, chasing tags and commits. */
-struct tree *parse_tree_indirect(const struct object_id *oid);
+struct tree *repo_parse_tree_indirect(struct repository *r, const struct object_id *oid);
 
 int cmp_cache_name_compare(const void *a_, const void *b_);
 
-- 
gitgitgadget


  reply	other threads:[~2022-10-17  2:23 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-12 17:52 [PATCH] archive: add --recurse-submodules to git-archive command Heather Lapointe via GitGitGadget
2022-10-13 11:35 ` [PATCH v2 0/2] archive: Add " Heather Lapointe via GitGitGadget
2022-10-13 11:35   ` [PATCH v2 1/2] archive: add " Alphadelta14 via GitGitGadget
2022-10-13 17:53     ` René Scharfe
2022-10-13 21:37       ` Heather Lapointe
2022-10-13 11:36   ` [PATCH v2 2/2] archive: fix a case of submodule in submodule traversal Alphadelta14 via GitGitGadget
2022-10-13 17:53   ` [PATCH v2 0/2] archive: Add --recurse-submodules to git-archive command René Scharfe
2022-10-13 21:23     ` Heather Lapointe
2022-10-14  9:47       ` René Scharfe
2022-10-17  2:23   ` [PATCH v3 0/9] " Heather Lapointe via GitGitGadget
2022-10-17  2:23     ` Alphadelta14 via GitGitGadget [this message]
2022-10-17 13:26       ` [PATCH v3 1/9] tree: do not use the_repository for tree traversal methods Junio C Hamano
2022-10-26 22:33       ` Glen Choo
2022-10-27 18:09       ` Jonathan Tan
2022-10-27 18:50         ` Junio C Hamano
2022-10-17  2:23     ` [PATCH v3 2/9] tree: update cases to use repo_ tree methods Heather Lapointe via GitGitGadget
2022-10-17  2:23     ` [PATCH v3 3/9] tree: increase test coverage for tree.c Heather Lapointe via GitGitGadget
2022-10-17 13:34       ` Phillip Wood
2022-10-17 13:36       ` Junio C Hamano
2022-10-27 18:28       ` Jonathan Tan
2022-10-17  2:23     ` [PATCH v3 4/9] tree: handle submodule case for read_tree_at properly Heather Lapointe via GitGitGadget
2022-10-17 13:48       ` Phillip Wood
2022-10-17 13:56       ` Junio C Hamano
2022-10-26 22:48       ` Glen Choo
2022-10-27 18:43       ` Jonathan Tan
2022-10-17  2:23     ` [PATCH v3 5/9] tree: add repository parameter to read_tree_fn_t Heather Lapointe via GitGitGadget
2022-10-17  2:23     ` [PATCH v3 6/9] archive: pass repo objects to write_archive handlers Heather Lapointe via GitGitGadget
2022-10-17 13:50       ` Phillip Wood
2022-10-17  2:23     ` [PATCH v3 7/9] archive: remove global repository from archive_args Heather Lapointe via GitGitGadget
2022-10-17  2:23     ` [PATCH v3 8/9] archive: add --recurse-submodules to git-archive command Heather Lapointe via GitGitGadget
2022-10-26 23:34       ` Glen Choo
2022-10-27  7:09         ` René Scharfe
2022-10-27 17:29           ` Glen Choo
2022-10-27 17:30           ` Glen Choo
2022-10-27 17:33           ` Glen Choo
2022-10-17  2:23     ` [PATCH v3 9/9] archive: add tests for git archive --recurse-submodules Heather Lapointe via GitGitGadget
2022-10-27 18:54       ` Jonathan Tan
2022-10-27 23:30         ` Glen Choo
2022-10-28  0:17       ` Ævar Arnfjörð Bjarmason
2022-10-17 13:57     ` [PATCH v3 0/9] archive: Add --recurse-submodules to git-archive command Phillip Wood
2022-10-18 18:34     ` Junio C Hamano
2022-10-18 18:48       ` Heather Lapointe
2022-10-19 16:16         ` Junio C Hamano
2022-10-19 20:44           ` Junio C Hamano
2022-10-20  1:21             ` Junio C Hamano
2022-10-21  1:43               ` Junio C Hamano
2022-10-26 22:14     ` Glen Choo
2022-10-28 18:18       ` Heather Lapointe

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