return n;
}
+static int show_path_component_truncated(FILE *out, const char *name, int len)
+{
+ int cnt;
+ for (cnt = 0; cnt < len; cnt++) {
+ int ch = name[cnt];
+ if (!ch || ch == '\n')
+ return -1;
+ fputc(ch, out);
+ }
+ return len;
+}
+
+static int show_path_truncated(FILE *out, const struct name_path *path)
+{
+ int emitted, ours;
+
+ if (!path)
+ return 0;
+ emitted = show_path_truncated(out, path->up);
+ if (emitted < 0)
+ return emitted;
+ if (emitted)
+ fputc('/', out);
+ ours = show_path_component_truncated(out, path->elem, path->elem_len);
+ if (ours < 0)
+ return ours;
+ return ours || emitted;
+}
+
+void show_object_with_name(FILE *out, struct object *obj, const struct name_path *path, const char *component)
+{
+ struct name_path leaf;
+ leaf.up = (struct name_path *)path;
+ leaf.elem = component;
+ leaf.elem_len = strlen(component);
+
+ fprintf(out, "%s ", sha1_to_hex(obj->sha1));
+ show_path_truncated(out, &leaf);
+ fputc('\n', out);
+}
+
void add_object(struct object *obj,
struct object_array *p,
struct name_path *path,
static void add_pending_object_with_mode(struct rev_info *revs, struct object *obj, const char *name, unsigned mode)
{
+ if (!obj)
+ return;
if (revs->no_walk && (obj->flags & UNINTERESTING))
revs->no_walk = 0;
if (revs->reflog_info && obj->type == OBJ_COMMIT) {
struct object *object;
object = parse_object(sha1);
- if (!object)
+ if (!object) {
+ if (revs->ignore_missing)
+ return object;
die("bad object %s", name);
+ }
object->flags |= flags;
return object;
}
return 0;
while (1) {
it = get_reference(revs, arg, sha1, 0);
+ if (!it && revs->ignore_missing)
+ return 0;
if (it->type != OBJ_TAG)
break;
if (!((struct tag*)it)->tagged)
a = lookup_commit_reference(from_sha1);
b = lookup_commit_reference(sha1);
if (!a || !b) {
+ if (revs->ignore_missing)
+ return 0;
die(symmetric ?
"Invalid symmetric difference expression %s...%s" :
"Invalid revision range %s..%s",
arg++;
}
if (get_sha1_with_mode(arg, sha1, &mode))
- return -1;
+ return revs->ignore_missing ? 0 : -1;
if (!cant_be_filename)
verify_non_filename(revs->prefix, arg);
object = get_reference(revs, arg, sha1, flags ^ local_flags);
return 0;
}
-static void read_pathspec_from_stdin(struct rev_info *revs, struct strbuf *sb, const char ***prune_data)
-{
- const char **prune = *prune_data;
- int prune_nr;
- int prune_alloc;
+struct cmdline_pathspec {
+ int alloc;
+ int nr;
+ const char **path;
+};
- /* count existing ones */
- if (!prune)
- prune_nr = 0;
- else
- for (prune_nr = 0; prune[prune_nr]; prune_nr++)
- ;
- prune_alloc = prune_nr; /* not really, but we do not know */
+static void append_prune_data(struct cmdline_pathspec *prune, const char **av)
+{
+ while (*av) {
+ ALLOC_GROW(prune->path, prune->nr+1, prune->alloc);
+ prune->path[prune->nr++] = *(av++);
+ }
+}
+static void read_pathspec_from_stdin(struct rev_info *revs, struct strbuf *sb,
+ struct cmdline_pathspec *prune)
+{
while (strbuf_getwholeline(sb, stdin, '\n') != EOF) {
int len = sb->len;
if (len && sb->buf[len - 1] == '\n')
sb->buf[--len] = '\0';
- ALLOC_GROW(prune, prune_nr+1, prune_alloc);
- prune[prune_nr++] = xstrdup(sb->buf);
+ ALLOC_GROW(prune->path, prune->nr+1, prune->alloc);
+ prune->path[prune->nr++] = xstrdup(sb->buf);
}
- if (prune) {
- ALLOC_GROW(prune, prune_nr+1, prune_alloc);
- prune[prune_nr] = NULL;
- }
- *prune_data = prune;
}
-static void read_revisions_from_stdin(struct rev_info *revs, const char ***prune)
+static void read_revisions_from_stdin(struct rev_info *revs,
+ struct cmdline_pathspec *prune)
{
struct strbuf sb;
int seen_dashdash = 0;
} else if (!strcmp(arg, "--children")) {
revs->children.name = "children";
revs->limited = 1;
+ } else if (!strcmp(arg, "--ignore-missing")) {
+ revs->ignore_missing = 1;
} else {
int opts = diff_opt_parse(&revs->diffopt, argv, argc);
if (!opts)
return for_each_ref_in_submodule(submodule, "refs/bisect/good", fn, cb_data);
}
-static void append_prune_data(const char ***prune_data, const char **av)
-{
- const char **prune = *prune_data;
- int prune_nr;
- int prune_alloc;
-
- if (!prune) {
- *prune_data = av;
- return;
- }
-
- /* count existing ones */
- for (prune_nr = 0; prune[prune_nr]; prune_nr++)
- ;
- prune_alloc = prune_nr; /* not really, but we do not know */
-
- while (*av) {
- ALLOC_GROW(prune, prune_nr+1, prune_alloc);
- prune[prune_nr++] = *av;
- av++;
- }
- if (prune) {
- ALLOC_GROW(prune, prune_nr+1, prune_alloc);
- prune[prune_nr] = NULL;
- }
- *prune_data = prune;
-}
-
static int handle_revision_pseudo_opt(const char *submodule,
struct rev_info *revs,
int argc, const char **argv, int *flags)
int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct setup_revision_opt *opt)
{
int i, flags, left, seen_dashdash, read_from_stdin, got_rev_arg = 0;
- const char **prune_data = NULL;
+ struct cmdline_pathspec prune_data;
const char *submodule = NULL;
+ memset(&prune_data, 0, sizeof(prune_data));
if (opt)
submodule = opt->submodule;
argv[i] = NULL;
argc = i;
if (argv[i + 1])
- prune_data = argv + i + 1;
+ append_prune_data(&prune_data, argv + i + 1);
seen_dashdash = 1;
break;
}
got_rev_arg = 1;
}
- if (prune_data)
- init_pathspec(&revs->prune_data, get_pathspec(revs->prefix, prune_data));
+ if (prune_data.nr) {
+ /*
+ * If we need to introduce the magic "a lone ':' means no
+ * pathspec whatsoever", here is the place to do so.
+ *
+ * if (prune_data.nr == 1 && !strcmp(prune_data[0], ":")) {
+ * prune_data.nr = 0;
+ * prune_data.alloc = 0;
+ * free(prune_data.path);
+ * prune_data.path = NULL;
+ * } else {
+ * terminate prune_data.alloc with NULL and
+ * call init_pathspec() to set revs->prune_data here.
+ * }
+ */
+ ALLOC_GROW(prune_data.path, prune_data.nr+1, prune_data.alloc);
+ prune_data.path[prune_data.nr++] = NULL;
+ init_pathspec(&revs->prune_data,
+ get_pathspec(revs->prefix, prune_data.path));
+ }
if (revs->def == NULL)
revs->def = opt ? opt->def : NULL;