diff options
Diffstat (limited to 'builtin/show-branch.c')
| -rw-r--r-- | builtin/show-branch.c | 58 |
1 files changed, 40 insertions, 18 deletions
diff --git a/builtin/show-branch.c b/builtin/show-branch.c index 6c2148b71d..934e514944 100644 --- a/builtin/show-branch.c +++ b/builtin/show-branch.c @@ -7,6 +7,7 @@ #include "argv-array.h" #include "parse-options.h" #include "dir.h" +#include "commit-slab.h" static const char* show_branch_usage[] = { N_("git show-branch [-a | --all] [-r | --remotes] [--topo-order | --date-order]\n" @@ -21,6 +22,11 @@ static int showbranch_use_color = -1; static struct argv_array default_args = ARGV_ARRAY_INIT; +/* + * TODO: convert this use of commit->object.flags to commit-slab + * instead to store a pointer to ref name directly. Then use the same + * UNINTERESTING definition from revision.h here. + */ #define UNINTERESTING 01 #define REV_SHIFT 2 @@ -59,15 +65,27 @@ struct commit_name { int generation; /* how many parents away from head_name */ }; +define_commit_slab(commit_name_slab, struct commit_name *); +static struct commit_name_slab name_slab; + +static struct commit_name *commit_to_name(struct commit *commit) +{ + return *commit_name_slab_at(&name_slab, commit); +} + + /* Name the commit as nth generation ancestor of head_name; * we count only the first-parent relationship for naming purposes. */ static void name_commit(struct commit *commit, const char *head_name, int nth) { struct commit_name *name; - if (!commit->util) - commit->util = xmalloc(sizeof(struct commit_name)); - name = commit->util; + + name = *commit_name_slab_at(&name_slab, commit); + if (!name) { + name = xmalloc(sizeof(*name)); + *commit_name_slab_at(&name_slab, commit) = name; + } name->head_name = head_name; name->generation = nth; } @@ -79,8 +97,8 @@ static void name_commit(struct commit *commit, const char *head_name, int nth) */ static void name_parent(struct commit *commit, struct commit *parent) { - struct commit_name *commit_name = commit->util; - struct commit_name *parent_name = parent->util; + struct commit_name *commit_name = commit_to_name(commit); + struct commit_name *parent_name = commit_to_name(parent); if (!commit_name) return; if (!parent_name || @@ -94,12 +112,12 @@ static int name_first_parent_chain(struct commit *c) int i = 0; while (c) { struct commit *p; - if (!c->util) + if (!commit_to_name(c)) break; if (!c->parents) break; p = c->parents->item; - if (!p->util) { + if (!commit_to_name(p)) { name_parent(c, p); i++; } @@ -122,7 +140,7 @@ static void name_commits(struct commit_list *list, /* First give names to the given heads */ for (cl = list; cl; cl = cl->next) { c = cl->item; - if (c->util) + if (commit_to_name(c)) continue; for (i = 0; i < num_rev; i++) { if (rev[i] == c) { @@ -148,9 +166,9 @@ static void name_commits(struct commit_list *list, struct commit_name *n; int nth; c = cl->item; - if (!c->util) + if (!commit_to_name(c)) continue; - n = c->util; + n = commit_to_name(c); parents = c->parents; nth = 0; while (parents) { @@ -158,7 +176,7 @@ static void name_commits(struct commit_list *list, struct strbuf newname = STRBUF_INIT; parents = parents->next; nth++; - if (p->util) + if (commit_to_name(p)) continue; switch (n->generation) { case 0: @@ -271,7 +289,7 @@ static void show_one_commit(struct commit *commit, int no_name) { struct strbuf pretty = STRBUF_INIT; const char *pretty_str = "(unavailable)"; - struct commit_name *name = commit->util; + struct commit_name *name = commit_to_name(commit); if (commit->object.parsed) { pp_commit_easy(CMIT_FMT_ONELINE, commit, &pretty); @@ -360,7 +378,8 @@ static void sort_ref_range(int bottom, int top) static int append_ref(const char *refname, const struct object_id *oid, int allow_dups) { - struct commit *commit = lookup_commit_reference_gently(oid, 1); + struct commit *commit = lookup_commit_reference_gently(the_repository, + oid, 1); int i; if (!commit) @@ -393,7 +412,7 @@ static int append_head_ref(const char *refname, const struct object_id *oid, /* If both heads/foo and tags/foo exists, get_sha1 would * get confused. */ - if (get_oid(refname + ofs, &tmp) || oidcmp(&tmp, oid)) + if (get_oid(refname + ofs, &tmp) || !oideq(&tmp, oid)) ofs = 5; return append_ref(refname + ofs, oid, 0); } @@ -408,7 +427,7 @@ static int append_remote_ref(const char *refname, const struct object_id *oid, /* If both heads/foo and tags/foo exists, get_sha1 would * get confused. */ - if (get_oid(refname + ofs, &tmp) || oidcmp(&tmp, oid)) + if (get_oid(refname + ofs, &tmp) || !oideq(&tmp, oid)) ofs = 5; return append_ref(refname + ofs, oid, 0); } @@ -466,7 +485,7 @@ static void snarf_refs(int head, int remotes) static int rev_is_head(const char *head, const char *name, unsigned char *head_sha1, unsigned char *sha1) { - if (!head || (head_sha1 && sha1 && hashcmp(head_sha1, sha1))) + if (!head || (head_sha1 && sha1 && !hasheq(head_sha1, sha1))) return 0; skip_prefix(head, "refs/heads/", &head); if (!skip_prefix(name, "refs/heads/", &name)) @@ -585,6 +604,7 @@ static int parse_reflog_param(const struct option *opt, const char *arg, { char *ep; const char **base = (const char **)opt->value; + BUG_ON_OPT_NEG(unset); if (!arg) arg = ""; reflog = strtoul(arg, &ep, 10); @@ -655,11 +675,13 @@ int cmd_show_branch(int ac, const char **av, const char *prefix) { OPTION_CALLBACK, 'g', "reflog", &reflog_base, N_("<n>[,<base>]"), N_("show <n> most recent ref-log entries starting at " "base"), - PARSE_OPT_OPTARG | PARSE_OPT_LITERAL_ARGHELP, + PARSE_OPT_OPTARG | PARSE_OPT_NONEG, parse_reflog_param }, OPT_END() }; + init_commit_name_slab(&name_slab); + git_config(git_show_branch_config, NULL); /* If nothing is specified, try the default first */ @@ -810,7 +832,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix) MAX_REVS), MAX_REVS); if (get_oid(ref_name[num_rev], &revkey)) die(_("'%s' is not a valid ref."), ref_name[num_rev]); - commit = lookup_commit_reference(&revkey); + commit = lookup_commit_reference(the_repository, &revkey); if (!commit) die(_("cannot find commit %s (%s)"), ref_name[num_rev], oid_to_hex(&revkey)); |