This will make utility functions easier to create, as done by the next patch. Signed-off-by: Matthew DeVore <matvore@xxxxxxxxxx> --- list-objects.c | 158 +++++++++++++++++++++++-------------------------- 1 file changed, 74 insertions(+), 84 deletions(-) diff --git a/list-objects.c b/list-objects.c index c99c47ac1..584518a3f 100644 --- a/list-objects.c +++ b/list-objects.c @@ -12,20 +12,25 @@ #include "packfile.h" #include "object-store.h" -static void process_blob(struct rev_info *revs, +struct traversal_context { + struct rev_info *revs; + show_object_fn show_object; + show_commit_fn show_commit; + void *show_data; + filter_object_fn filter_fn; + void *filter_data; +}; + +static void process_blob(struct traversal_context *ctx, struct blob *blob, - show_object_fn show, struct strbuf *path, - const char *name, - void *cb_data, - filter_object_fn filter_fn, - void *filter_data) + const char *name) { struct object *obj = &blob->object; size_t pathlen; enum list_objects_filter_result r = LOFR_MARK_SEEN | LOFR_DO_SHOW; - if (!revs->blob_objects) + if (!ctx->revs->blob_objects) return; if (!obj) die("bad blob object"); @@ -41,21 +46,21 @@ static void process_blob(struct rev_info *revs, * may cause the actual filter to report an incomplete list * of missing objects. */ - if (revs->exclude_promisor_objects && + if (ctx->revs->exclude_promisor_objects && !has_object_file(&obj->oid) && is_promisor_object(&obj->oid)) return; pathlen = path->len; strbuf_addstr(path, name); - if (!(obj->flags & USER_GIVEN) && filter_fn) - r = filter_fn(LOFS_BLOB, obj, - path->buf, &path->buf[pathlen], - filter_data); + if (!(obj->flags & USER_GIVEN) && ctx->filter_fn) + r = ctx->filter_fn(LOFS_BLOB, obj, + path->buf, &path->buf[pathlen], + ctx->filter_data); if (r & LOFR_MARK_SEEN) obj->flags |= SEEN; if (r & LOFR_DO_SHOW) - show(obj, path->buf, cb_data); + ctx->show_object(obj, path->buf, ctx->show_data); strbuf_setlen(path, pathlen); } @@ -81,26 +86,21 @@ static void process_blob(struct rev_info *revs, * the link, and how to do it. Whether it necessarily makes * any sense what-so-ever to ever do that is another issue. */ -static void process_gitlink(struct rev_info *revs, +static void process_gitlink(struct traversal_context *ctx, const unsigned char *sha1, - show_object_fn show, struct strbuf *path, - const char *name, - void *cb_data) + const char *name) { /* Nothing to do */ } -static void process_tree(struct rev_info *revs, +static void process_tree(struct traversal_context *ctx, struct tree *tree, - show_object_fn show, struct strbuf *base, - const char *name, - void *cb_data, - filter_object_fn filter_fn, - void *filter_data) + const char *name) { struct object *obj = &tree->object; + struct rev_info *revs = ctx->revs; struct tree_desc desc; struct name_entry entry; enum interesting match = revs->diffopt.pathspec.nr == 0 ? @@ -133,14 +133,14 @@ static void process_tree(struct rev_info *revs, } strbuf_addstr(base, name); - if (!(obj->flags & USER_GIVEN) && filter_fn) - r = filter_fn(LOFS_BEGIN_TREE, obj, - base->buf, &base->buf[baselen], - filter_data); + if (!(obj->flags & USER_GIVEN) && ctx->filter_fn) + r = ctx->filter_fn(LOFS_BEGIN_TREE, obj, + base->buf, &base->buf[baselen], + ctx->filter_data); if (r & LOFR_MARK_SEEN) obj->flags |= SEEN; if (r & LOFR_DO_SHOW) - show(obj, base->buf, cb_data); + ctx->show_object(obj, base->buf, ctx->show_data); if (base->len) strbuf_addch(base, '/'); @@ -157,29 +157,25 @@ static void process_tree(struct rev_info *revs, } if (S_ISDIR(entry.mode)) - process_tree(revs, + process_tree(ctx, lookup_tree(the_repository, entry.oid), - show, base, entry.path, - cb_data, filter_fn, filter_data); + base, entry.path); else if (S_ISGITLINK(entry.mode)) - process_gitlink(revs, entry.oid->hash, - show, base, entry.path, - cb_data); + process_gitlink(ctx, entry.oid->hash, base, entry.path); else - process_blob(revs, + process_blob(ctx, lookup_blob(the_repository, entry.oid), - show, base, entry.path, - cb_data, filter_fn, filter_data); + base, entry.path); } - if (!(obj->flags & USER_GIVEN) && filter_fn) { - r = filter_fn(LOFS_END_TREE, obj, - base->buf, &base->buf[baselen], - filter_data); + if (!(obj->flags & USER_GIVEN) && ctx->filter_fn) { + r = ctx->filter_fn(LOFS_END_TREE, obj, + base->buf, &base->buf[baselen], + ctx->filter_data); if (r & LOFR_MARK_SEEN) obj->flags |= SEEN; if (r & LOFR_DO_SHOW) - show(obj, base->buf, cb_data); + ctx->show_object(obj, base->buf, ctx->show_data); } strbuf_setlen(base, baselen); @@ -242,19 +238,15 @@ static void add_pending_tree(struct rev_info *revs, struct tree *tree) add_pending_object(revs, &tree->object, ""); } -static void traverse_trees_and_blobs(struct rev_info *revs, - struct strbuf *base, - show_object_fn show_object, - void *show_data, - filter_object_fn filter_fn, - void *filter_data) +static void traverse_trees_and_blobs(struct traversal_context *ctx, + struct strbuf *base) { int i; assert(base->len == 0); - for (i = 0; i < revs->pending.nr; i++) { - struct object_array_entry *pending = revs->pending.objects + i; + for (i = 0; i < ctx->revs->pending.nr; i++) { + struct object_array_entry *pending = ctx->revs->pending.objects + i; struct object *obj = pending->item; const char *name = pending->name; const char *path = pending->path; @@ -262,62 +254,49 @@ static void traverse_trees_and_blobs(struct rev_info *revs, continue; if (obj->type == OBJ_TAG) { obj->flags |= SEEN; - show_object(obj, name, show_data); + ctx->show_object(obj, name, ctx->show_data); continue; } if (!path) path = ""; if (obj->type == OBJ_TREE) { - process_tree(revs, (struct tree *)obj, show_object, - base, path, show_data, - filter_fn, filter_data); + process_tree(ctx, (struct tree *)obj, base, path); continue; } if (obj->type == OBJ_BLOB) { - process_blob(revs, (struct blob *)obj, show_object, - base, path, show_data, - filter_fn, filter_data); + process_blob(ctx, (struct blob *)obj, base, path); continue; } die("unknown pending object %s (%s)", oid_to_hex(&obj->oid), name); } - object_array_clear(&revs->pending); + object_array_clear(&ctx->revs->pending); } -static void do_traverse(struct rev_info *revs, - show_commit_fn show_commit, - show_object_fn show_object, - void *show_data, - filter_object_fn filter_fn, - void *filter_data) +static void do_traverse(struct traversal_context *ctx) { struct commit *commit; struct strbuf csp; /* callee's scratch pad */ strbuf_init(&csp, PATH_MAX); - while ((commit = get_revision(revs)) != NULL) { + while ((commit = get_revision(ctx->revs)) != NULL) { /* * an uninteresting boundary commit may not have its tree * parsed yet, but we are not going to show them anyway */ if (get_commit_tree(commit)) - add_pending_tree(revs, get_commit_tree(commit)); - show_commit(commit, show_data); + add_pending_tree(ctx->revs, get_commit_tree(commit)); + ctx->show_commit(commit, ctx->show_data); - if (revs->tree_blobs_in_commit_order) + if (ctx->revs->tree_blobs_in_commit_order) /* * NEEDSWORK: Adding the tree and then flushing it here * needs a reallocation for each commit. Can we pass the * tree directory without allocation churn? */ - traverse_trees_and_blobs(revs, &csp, - show_object, show_data, - filter_fn, filter_data); + traverse_trees_and_blobs(ctx, &csp); } - traverse_trees_and_blobs(revs, &csp, - show_object, show_data, - filter_fn, filter_data); + traverse_trees_and_blobs(ctx, &csp); strbuf_release(&csp); } @@ -326,7 +305,14 @@ void traverse_commit_list(struct rev_info *revs, show_object_fn show_object, void *show_data) { - do_traverse(revs, show_commit, show_object, show_data, NULL, NULL); + struct traversal_context ctx; + ctx.revs = revs; + ctx.show_commit = show_commit; + ctx.show_object = show_object; + ctx.show_data = show_data; + ctx.filter_fn = NULL; + ctx.filter_data = NULL; + do_traverse(&ctx); } void traverse_commit_list_filtered( @@ -337,14 +323,18 @@ void traverse_commit_list_filtered( void *show_data, struct oidset *omitted) { - filter_object_fn filter_fn = NULL; + struct traversal_context ctx; filter_free_fn filter_free_fn = NULL; - void *filter_data = NULL; - - filter_data = list_objects_filter__init(omitted, filter_options, - &filter_fn, &filter_free_fn); - do_traverse(revs, show_commit, show_object, show_data, - filter_fn, filter_data); - if (filter_data && filter_free_fn) - filter_free_fn(filter_data); + + ctx.revs = revs; + ctx.show_object = show_object; + ctx.show_commit = show_commit; + ctx.show_data = show_data; + ctx.filter_fn = NULL; + + ctx.filter_data = list_objects_filter__init(omitted, filter_options, + &ctx.filter_fn, &filter_free_fn); + do_traverse(&ctx); + if (ctx.filter_data && filter_free_fn) + filter_free_fn(ctx.filter_data); } -- 2.19.0.rc1.350.ge57e33dbd1-goog