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Merge branch 'maint'

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* maint:
  fast-import: Fail if a non-existant commit is used for merge
  fast-import: Avoid infinite loop after reset

[sp: Minor evil merge to deal with type_names array moving
 to be private in 'master'.]
This commit is contained in:
Shawn O. Pearce 2007-03-05 12:49:02 -05:00
commit 6b4318e604
1 changed files with 19 additions and 6 deletions
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25
fast-import.c
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@ -220,7 +220,8 @@ struct branch
const char *name;
struct tree_entry branch_tree;
uintmax_t last_commit;
unsigned int pack_id;
unsigned active : 1;
unsigned pack_id : PACK_ID_BITS;
unsigned char sha1[20];
};
@ -528,6 +529,7 @@ static struct branch *new_branch(const char *name)
b->table_next_branch = branch_table[hc];
b->branch_tree.versions[0].mode = S_IFDIR;
b->branch_tree.versions[1].mode = S_IFDIR;
b->active = 0;
b->pack_id = MAX_PACK_ID;
branch_table[hc] = b;
branch_count++;
@ -1547,6 +1549,7 @@ static void unload_one_branch(void)
e = active_branches;
active_branches = e->active_next_branch;
}
e->active = 0;
e->active_next_branch = NULL;
if (e->branch_tree.tree) {
release_tree_content_recursive(e->branch_tree.tree);
@ -1559,10 +1562,13 @@ static void unload_one_branch(void)
static void load_branch(struct branch *b)
{
load_tree(&b->branch_tree);
b->active_next_branch = active_branches;
active_branches = b;
cur_active_branches++;
branch_load_count++;
if (!b->active) {
b->active = 1;
b->active_next_branch = active_branches;
active_branches = b;
cur_active_branches++;
branch_load_count++;
}
}
static void file_change_m(struct branch *b)
@ -1746,7 +1752,14 @@ static struct hash_list *cmd_merge(unsigned int *count)
if (oe->type != OBJ_COMMIT)
die("Mark :%" PRIuMAX " not a commit", idnum);
hashcpy(n->sha1, oe->sha1);
} else if (get_sha1(from, n->sha1))
} else if (!get_sha1(from, n->sha1)) {
unsigned long size;
char *buf = read_object_with_reference(n->sha1,
commit_type, &size, n->sha1);
if (!buf || size < 46)
die("Not a valid commit: %s", from);
free(buf);
} else
die("Invalid ref name or SHA1 expression: %s", from);
n->next = NULL;