diff options
Diffstat (limited to 'revision.c')
| -rw-r--r-- | revision.c | 114 |
1 files changed, 63 insertions, 51 deletions
@@ -6,6 +6,7 @@ #include "diff.h" #include "refs.h" #include "revision.h" +#include "repository.h" #include "graph.h" #include "grep.h" #include "reflog-walk.h" @@ -51,12 +52,9 @@ static void mark_tree_contents_uninteresting(struct tree *tree) { struct tree_desc desc; struct name_entry entry; - struct object *obj = &tree->object; - if (!has_object_file(&obj->oid)) + if (parse_tree_gently(tree, 1) < 0) return; - if (parse_tree(tree) < 0) - die("bad tree %s", oid_to_hex(&obj->oid)); init_tree_desc(&desc, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { @@ -94,50 +92,63 @@ void mark_tree_uninteresting(struct tree *tree) mark_tree_contents_uninteresting(tree); } -void mark_parents_uninteresting(struct commit *commit) +struct commit_stack { + struct commit **items; + size_t nr, alloc; +}; +#define COMMIT_STACK_INIT { NULL, 0, 0 } + +static void commit_stack_push(struct commit_stack *stack, struct commit *commit) { - struct commit_list *parents = NULL, *l; + ALLOC_GROW(stack->items, stack->nr + 1, stack->alloc); + stack->items[stack->nr++] = commit; +} - for (l = commit->parents; l; l = l->next) - commit_list_insert(l->item, &parents); +static struct commit *commit_stack_pop(struct commit_stack *stack) +{ + return stack->nr ? stack->items[--stack->nr] : NULL; +} - while (parents) { - struct commit *commit = pop_commit(&parents); +static void commit_stack_clear(struct commit_stack *stack) +{ + FREE_AND_NULL(stack->items); + stack->nr = stack->alloc = 0; +} - while (commit) { - /* - * A missing commit is ok iff its parent is marked - * uninteresting. - * - * We just mark such a thing parsed, so that when - * it is popped next time around, we won't be trying - * to parse it and get an error. - */ - if (!commit->object.parsed && - !has_object_file(&commit->object.oid)) - commit->object.parsed = 1; +static void mark_one_parent_uninteresting(struct commit *commit, + struct commit_stack *pending) +{ + struct commit_list *l; - if (commit->object.flags & UNINTERESTING) - break; + if (commit->object.flags & UNINTERESTING) + return; + commit->object.flags |= UNINTERESTING; + + /* + * Normally we haven't parsed the parent + * yet, so we won't have a parent of a parent + * here. However, it may turn out that we've + * reached this commit some other way (where it + * wasn't uninteresting), in which case we need + * to mark its parents recursively too.. + */ + for (l = commit->parents; l; l = l->next) + commit_stack_push(pending, l->item); +} - commit->object.flags |= UNINTERESTING; +void mark_parents_uninteresting(struct commit *commit) +{ + struct commit_stack pending = COMMIT_STACK_INIT; + struct commit_list *l; - /* - * Normally we haven't parsed the parent - * yet, so we won't have a parent of a parent - * here. However, it may turn out that we've - * reached this commit some other way (where it - * wasn't uninteresting), in which case we need - * to mark its parents recursively too.. - */ - if (!commit->parents) - break; + for (l = commit->parents; l; l = l->next) + mark_one_parent_uninteresting(l->item, &pending); - for (l = commit->parents->next; l; l = l->next) - commit_list_insert(l->item, &parents); - commit = commit->parents->item; - } - } + while (pending.nr > 0) + mark_one_parent_uninteresting(commit_stack_pop(&pending), + &pending); + + commit_stack_clear(&pending); } static void add_pending_object_with_path(struct rev_info *revs, @@ -440,8 +451,8 @@ static void file_change(struct diff_options *options, static int rev_compare_tree(struct rev_info *revs, struct commit *parent, struct commit *commit) { - struct tree *t1 = parent->tree; - struct tree *t2 = commit->tree; + struct tree *t1 = get_commit_tree(parent); + struct tree *t2 = get_commit_tree(commit); if (!t1) return REV_TREE_NEW; @@ -477,7 +488,7 @@ static int rev_compare_tree(struct rev_info *revs, static int rev_same_tree_as_empty(struct rev_info *revs, struct commit *commit) { int retval; - struct tree *t1 = commit->tree; + struct tree *t1 = get_commit_tree(commit); if (!t1) return 0; @@ -615,7 +626,7 @@ static void try_to_simplify_commit(struct rev_info *revs, struct commit *commit) if (!revs->prune) return; - if (!commit->tree) + if (!get_commit_tree(commit)) return; if (!commit->parents) { @@ -1285,7 +1296,7 @@ void add_reflogs_to_pending(struct rev_info *revs, unsigned flags) cb.all_revs = revs; cb.all_flags = flags; - cb.refs = get_main_ref_store(); + cb.refs = get_main_ref_store(the_repository); for_each_reflog(handle_one_reflog, &cb); if (!revs->single_worktree) @@ -1751,6 +1762,7 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg const char *arg = argv[0]; const char *optarg; int argcount; + const unsigned hexsz = the_hash_algo->hexsz; /* pseudo revision arguments */ if (!strcmp(arg, "--all") || !strcmp(arg, "--branches") || @@ -2038,8 +2050,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->abbrev = strtoul(optarg, NULL, 10); if (revs->abbrev < MINIMUM_ABBREV) revs->abbrev = MINIMUM_ABBREV; - else if (revs->abbrev > 40) - revs->abbrev = 40; + else if (revs->abbrev > hexsz) + revs->abbrev = hexsz; } else if (!strcmp(arg, "--abbrev-commit")) { revs->abbrev_commit = 1; revs->abbrev_commit_given = 1; @@ -2107,7 +2119,7 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->ignore_missing = 1; } else if (!strcmp(arg, "--exclude-promisor-objects")) { if (fetch_if_missing) - die("BUG: exclude_promisor_objects can only be used when fetch_if_missing is 0"); + BUG("exclude_promisor_objects can only be used when fetch_if_missing is 0"); revs->exclude_promisor_objects = 1; } else { int opts = diff_opt_parse(&revs->diffopt, argv, argc, revs->prefix); @@ -2173,10 +2185,10 @@ static int handle_revision_pseudo_opt(const char *submodule, * supported right now, so stick to single worktree. */ if (!revs->single_worktree) - die("BUG: --single-worktree cannot be used together with submodule"); + BUG("--single-worktree cannot be used together with submodule"); refs = get_submodule_ref_store(submodule); } else - refs = get_main_ref_store(); + refs = get_main_ref_store(the_repository); /* * NOTE! @@ -3086,7 +3098,7 @@ enum commit_action get_commit_action(struct rev_info *revs, struct commit *commi { if (commit->object.flags & SHOWN) return commit_ignore; - if (revs->unpacked && has_sha1_pack(commit->object.oid.hash)) + if (revs->unpacked && has_object_pack(&commit->object.oid)) return commit_ignore; if (commit->object.flags & UNINTERESTING) return commit_ignore; |