diff --git a/commit.c b/commit.c index 2d9de807a..6e2103cef 100644 --- a/commit.c +++ b/commit.c @@ -357,7 +357,7 @@ int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long s return 0; } -int parse_commit(struct commit *item) +int parse_commit_gently(struct commit *item, int quiet_on_missing) { enum object_type type; void *buffer; @@ -370,7 +370,8 @@ int parse_commit(struct commit *item) return 0; buffer = read_sha1_file(item->object.sha1, &type, &size); if (!buffer) - return error("Could not read %s", + return quiet_on_missing ? -1 : + error("Could not read %s", sha1_to_hex(item->object.sha1)); if (type != OBJ_COMMIT) { free(buffer); diff --git a/commit.h b/commit.h index ed3a1d59a..9a1fa961d 100644 --- a/commit.h +++ b/commit.h @@ -59,7 +59,11 @@ struct commit *lookup_commit_reference_by_name(const char *name); struct commit *lookup_commit_or_die(const unsigned char *sha1, const char *ref_name); int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long size); -int parse_commit(struct commit *item); +int parse_commit_gently(struct commit *item, int quiet_on_missing); +static inline int parse_commit(struct commit *item) +{ + return parse_commit_gently(item, 0); +} void parse_commit_or_die(struct commit *item); /* diff --git a/list-objects.c b/list-objects.c index 2a139b6ce..41736d237 100644 --- a/list-objects.c +++ b/list-objects.c @@ -81,7 +81,7 @@ static void process_tree(struct rev_info *revs, die("bad tree object"); if (obj->flags & (UNINTERESTING | SEEN)) return; - if (parse_tree(tree) < 0) { + if (parse_tree_gently(tree, revs->ignore_missing_links) < 0) { if (revs->ignore_missing_links) return; die("bad tree object %s", sha1_to_hex(obj->sha1)); diff --git a/revision.c b/revision.c index 1d903cf31..3ff8723da 100644 --- a/revision.c +++ b/revision.c @@ -817,7 +817,7 @@ static int add_parents_to_list(struct rev_info *revs, struct commit *commit, parent = parent->next; if (p) p->object.flags |= UNINTERESTING; - if (parse_commit(p) < 0) + if (parse_commit_gently(p, 1) < 0) continue; if (p->parents) mark_parents_uninteresting(p); @@ -844,7 +844,7 @@ static int add_parents_to_list(struct rev_info *revs, struct commit *commit, for (parent = commit->parents; parent; parent = parent->next) { struct commit *p = parent->item; - if (parse_commit(p) < 0) + if (parse_commit_gently(p, revs->ignore_missing_links) < 0) return -1; if (revs->show_source && !p->util) p->util = commit->util; diff --git a/t/t6501-freshen-objects.sh b/t/t6501-freshen-objects.sh index 157f3f91d..2adf82507 100755 --- a/t/t6501-freshen-objects.sh +++ b/t/t6501-freshen-objects.sh @@ -129,4 +129,19 @@ for repack in '' true; do ' done +test_expect_success 'do not complain about existing broken links' ' + cat >broken-commit <<-\EOF && + tree 0000000000000000000000000000000000000001 + parent 0000000000000000000000000000000000000002 + author whatever 1234 -0000 + committer whatever 1234 -0000 + + some message + EOF + commit=$(git hash-object -t commit -w broken-commit) && + git gc 2>stderr && + verbose git cat-file -e $commit && + test_must_be_empty stderr +' + test_done diff --git a/tree.c b/tree.c index 58ebfce1b..413a5b1fa 100644 --- a/tree.c +++ b/tree.c @@ -204,7 +204,7 @@ int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size) return 0; } -int parse_tree(struct tree *item) +int parse_tree_gently(struct tree *item, int quiet_on_missing) { enum object_type type; void *buffer; @@ -214,7 +214,8 @@ int parse_tree(struct tree *item) return 0; buffer = read_sha1_file(item->object.sha1, &type, &size); if (!buffer) - return error("Could not read %s", + return quiet_on_missing ? -1 : + error("Could not read %s", sha1_to_hex(item->object.sha1)); if (type != OBJ_TREE) { free(buffer); diff --git a/tree.h b/tree.h index d24125f84..d24786cba 100644 --- a/tree.h +++ b/tree.h @@ -16,7 +16,11 @@ struct tree *lookup_tree(const unsigned char *sha1); int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size); -int parse_tree(struct tree *tree); +int parse_tree_gently(struct tree *tree, int quiet_on_missing); +static inline int parse_tree(struct tree *tree) +{ + return parse_tree_gently(tree, 0); +} void free_tree_buffer(struct tree *tree); /* Parses and returns the tree in the given ent, chasing tags and commits. */