#include "string-list.h"
#include "line-log.h"
#include "mailmap.h"
+#include "commit-slab.h"
volatile show_early_output_fn_t show_early_output;
* We don't care about the tree any more
* after it has been marked uninteresting.
*/
- free(tree->buffer);
- tree->buffer = NULL;
+ free_tree_buffer(tree);
}
void mark_parents_uninteresting(struct commit *commit)
revs->no_walk = 0;
if (revs->reflog_info && obj->type == OBJ_COMMIT) {
struct strbuf buf = STRBUF_INIT;
- int len = interpret_branch_name(name, &buf);
+ int len = interpret_branch_name(name, 0, &buf);
int st;
if (0 < len && name[len] && buf.len)
const char *name_for_errormsg;
};
+int ref_excluded(struct string_list *ref_excludes, const char *path)
+{
+ struct string_list_item *item;
+
+ if (!ref_excludes)
+ return 0;
+ for_each_string_list_item(item, ref_excludes) {
+ if (!fnmatch(item->string, path, 0))
+ return 1;
+ }
+ return 0;
+}
+
static int handle_one_ref(const char *path, const unsigned char *sha1, int flag, void *cb_data)
{
struct all_refs_cb *cb = cb_data;
- struct object *object = get_reference(cb->all_revs, path, sha1,
- cb->all_flags);
+ struct object *object;
+
+ if (ref_excluded(cb->all_revs->ref_excludes, path))
+ return 0;
+
+ object = get_reference(cb->all_revs, path, sha1, cb->all_flags);
add_rev_cmdline(cb->all_revs, object, path, REV_CMD_REF, cb->all_flags);
add_pending_sha1(cb->all_revs, path, sha1, cb->all_flags);
return 0;
cb->all_flags = flags;
}
+void clear_ref_exclusion(struct string_list **ref_excludes_p)
+{
+ if (*ref_excludes_p) {
+ string_list_clear(*ref_excludes_p, 0);
+ free(*ref_excludes_p);
+ }
+ *ref_excludes_p = NULL;
+}
+
+void add_ref_exclusion(struct string_list **ref_excludes_p, const char *exclude)
+{
+ if (!*ref_excludes_p) {
+ *ref_excludes_p = xcalloc(1, sizeof(**ref_excludes_p));
+ (*ref_excludes_p)->strdup_strings = 1;
+ }
+ string_list_append(*ref_excludes_p, exclude);
+}
+
static void handle_refs(const char *submodule, struct rev_info *revs, unsigned flags,
int (*for_each)(const char *, each_ref_fn, void *))
{
if (!active_nr)
read_cache();
for (i = 0; i < active_nr; i++) {
- struct cache_entry *ce = active_cache[i];
+ const struct cache_entry *ce = active_cache[i];
if (!ce_stage(ce))
continue;
if (ce_path_match(ce, &revs->prune_data)) {
i++;
}
free_pathspec(&revs->prune_data);
- parse_pathspec(&revs->prune_data, PATHSPEC_ALL_MAGIC,
- PATHSPEC_PREFER_FULL, "", prune);
+ parse_pathspec(&revs->prune_data, PATHSPEC_ALL_MAGIC & ~PATHSPEC_LITERAL,
+ PATHSPEC_PREFER_FULL | PATHSPEC_LITERAL_PATH, "", prune);
revs->limited = 1;
}
}
if (!get_sha1_committish(this, from_sha1) &&
!get_sha1_committish(next, sha1)) {
- struct commit *a, *b;
- struct commit_list *exclude;
-
- 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, next);
- }
+ struct object *a_obj, *b_obj;
if (!cant_be_filename) {
*dotdot = '.';
verify_non_filename(revs->prefix, arg);
}
- if (symmetric) {
+ a_obj = parse_object(from_sha1);
+ b_obj = parse_object(sha1);
+ if (!a_obj || !b_obj) {
+ missing:
+ if (revs->ignore_missing)
+ return 0;
+ die(symmetric
+ ? "Invalid symmetric difference expression %s"
+ : "Invalid revision range %s", arg);
+ }
+
+ if (!symmetric) {
+ /* just A..B */
+ a_flags = flags_exclude;
+ } else {
+ /* A...B -- find merge bases between the two */
+ struct commit *a, *b;
+ struct commit_list *exclude;
+
+ a = (a_obj->type == OBJ_COMMIT
+ ? (struct commit *)a_obj
+ : lookup_commit_reference(a_obj->sha1));
+ b = (b_obj->type == OBJ_COMMIT
+ ? (struct commit *)b_obj
+ : lookup_commit_reference(b_obj->sha1));
+ if (!a || !b)
+ goto missing;
exclude = get_merge_bases(a, b, 1);
add_rev_cmdline_list(revs, exclude,
REV_CMD_MERGE_BASE,
add_pending_commit_list(revs, exclude,
flags_exclude);
free_commit_list(exclude);
+
a_flags = flags | SYMMETRIC_LEFT;
- } else
- a_flags = flags_exclude;
- a->object.flags |= a_flags;
- b->object.flags |= flags;
- add_rev_cmdline(revs, &a->object, this,
+ }
+
+ a_obj->flags |= a_flags;
+ b_obj->flags |= flags;
+ add_rev_cmdline(revs, a_obj, this,
REV_CMD_LEFT, a_flags);
- add_rev_cmdline(revs, &b->object, next,
+ add_rev_cmdline(revs, b_obj, next,
REV_CMD_RIGHT, flags);
- add_pending_object(revs, &a->object, this);
- add_pending_object(revs, &b->object, next);
+ add_pending_object(revs, a_obj, this);
+ add_pending_object(revs, b_obj, next);
return 0;
}
*dotdot = '.';
static void append_prune_data(struct cmdline_pathspec *prune, const char **av)
{
while (*av) {
- ALLOC_GROW(prune->path, prune->nr+1, prune->alloc);
+ ALLOC_GROW(prune->path, prune->nr + 1, prune->alloc);
prune->path[prune->nr++] = *(av++);
}
}
int len = sb->len;
if (len && sb->buf[len - 1] == '\n')
sb->buf[--len] = '\0';
- ALLOC_GROW(prune->path, prune->nr+1, prune->alloc);
+ ALLOC_GROW(prune->path, prune->nr + 1, prune->alloc);
prune->path[prune->nr++] = xstrdup(sb->buf);
}
}
!strcmp(arg, "--tags") || !strcmp(arg, "--remotes") ||
!strcmp(arg, "--reflog") || !strcmp(arg, "--not") ||
!strcmp(arg, "--no-walk") || !strcmp(arg, "--do-walk") ||
- !strcmp(arg, "--bisect") || !prefixcmp(arg, "--glob=") ||
- !prefixcmp(arg, "--branches=") || !prefixcmp(arg, "--tags=") ||
- !prefixcmp(arg, "--remotes=") || !prefixcmp(arg, "--no-walk="))
+ !strcmp(arg, "--bisect") || starts_with(arg, "--glob=") ||
+ starts_with(arg, "--branches=") || starts_with(arg, "--tags=") ||
+ starts_with(arg, "--remotes=") || starts_with(arg, "--no-walk="))
{
unkv[(*unkc)++] = arg;
return 1;
revs->max_count = atoi(argv[1]);
revs->no_walk = 0;
return 2;
- } else if (!prefixcmp(arg, "-n")) {
+ } else if (starts_with(arg, "-n")) {
revs->max_count = atoi(arg + 2);
revs->no_walk = 0;
} else if ((argcount = parse_long_opt("max-age", argv, &optarg))) {
} else if (!strcmp(arg, "--author-date-order")) {
revs->sort_order = REV_SORT_BY_AUTHOR_DATE;
revs->topo_order = 1;
- } else if (!prefixcmp(arg, "--early-output")) {
+ } else if (starts_with(arg, "--early-output")) {
int count = 100;
switch (arg[14]) {
case '=':
revs->min_parents = 2;
} else if (!strcmp(arg, "--no-merges")) {
revs->max_parents = 1;
- } else if (!prefixcmp(arg, "--min-parents=")) {
+ } else if (starts_with(arg, "--min-parents=")) {
revs->min_parents = atoi(arg+14);
- } else if (!prefixcmp(arg, "--no-min-parents")) {
+ } else if (starts_with(arg, "--no-min-parents")) {
revs->min_parents = 0;
- } else if (!prefixcmp(arg, "--max-parents=")) {
+ } else if (starts_with(arg, "--max-parents=")) {
revs->max_parents = atoi(arg+14);
- } else if (!prefixcmp(arg, "--no-max-parents")) {
+ } else if (starts_with(arg, "--no-max-parents")) {
revs->max_parents = -1;
} else if (!strcmp(arg, "--boundary")) {
revs->boundary = 1;
revs->verify_objects = 1;
} else if (!strcmp(arg, "--unpacked")) {
revs->unpacked = 1;
- } else if (!prefixcmp(arg, "--unpacked=")) {
+ } else if (starts_with(arg, "--unpacked=")) {
die("--unpacked=<packfile> no longer supported.");
} else if (!strcmp(arg, "-r")) {
revs->diff = 1;
revs->verbose_header = 1;
revs->pretty_given = 1;
get_commit_format(arg+8, revs);
- } else if (!prefixcmp(arg, "--pretty=") || !prefixcmp(arg, "--format=")) {
+ } else if (starts_with(arg, "--pretty=") || starts_with(arg, "--format=")) {
/*
* Detached form ("--pretty X" as opposed to "--pretty=X")
* not allowed, since the argument is optional.
revs->notes_opt.use_default_notes = 1;
} else if (!strcmp(arg, "--show-signature")) {
revs->show_signature = 1;
- } else if (!prefixcmp(arg, "--show-notes=") ||
- !prefixcmp(arg, "--notes=")) {
+ } else if (starts_with(arg, "--show-notes=") ||
+ starts_with(arg, "--notes=")) {
struct strbuf buf = STRBUF_INIT;
revs->show_notes = 1;
revs->show_notes_given = 1;
- if (!prefixcmp(arg, "--show-notes")) {
+ if (starts_with(arg, "--show-notes")) {
if (revs->notes_opt.use_default_notes < 0)
revs->notes_opt.use_default_notes = 1;
strbuf_addstr(&buf, arg+13);
revs->abbrev = 0;
} else if (!strcmp(arg, "--abbrev")) {
revs->abbrev = DEFAULT_ABBREV;
- } else if (!prefixcmp(arg, "--abbrev=")) {
+ } else if (starts_with(arg, "--abbrev=")) {
revs->abbrev = strtoul(arg + 9, NULL, 10);
if (revs->abbrev < MINIMUM_ABBREV)
revs->abbrev = MINIMUM_ABBREV;
if (!strcmp(arg, "--all")) {
handle_refs(submodule, revs, *flags, for_each_ref_submodule);
handle_refs(submodule, revs, *flags, head_ref_submodule);
+ clear_ref_exclusion(&revs->ref_excludes);
} else if (!strcmp(arg, "--branches")) {
handle_refs(submodule, revs, *flags, for_each_branch_ref_submodule);
+ clear_ref_exclusion(&revs->ref_excludes);
} else if (!strcmp(arg, "--bisect")) {
handle_refs(submodule, revs, *flags, for_each_bad_bisect_ref);
handle_refs(submodule, revs, *flags ^ (UNINTERESTING | BOTTOM), for_each_good_bisect_ref);
revs->bisect = 1;
} else if (!strcmp(arg, "--tags")) {
handle_refs(submodule, revs, *flags, for_each_tag_ref_submodule);
+ clear_ref_exclusion(&revs->ref_excludes);
} else if (!strcmp(arg, "--remotes")) {
handle_refs(submodule, revs, *flags, for_each_remote_ref_submodule);
+ clear_ref_exclusion(&revs->ref_excludes);
} else if ((argcount = parse_long_opt("glob", argv, &optarg))) {
struct all_refs_cb cb;
init_all_refs_cb(&cb, revs, *flags);
for_each_glob_ref(handle_one_ref, optarg, &cb);
+ clear_ref_exclusion(&revs->ref_excludes);
return argcount;
- } else if (!prefixcmp(arg, "--branches=")) {
+ } else if ((argcount = parse_long_opt("exclude", argv, &optarg))) {
+ add_ref_exclusion(&revs->ref_excludes, optarg);
+ return argcount;
+ } else if (starts_with(arg, "--branches=")) {
struct all_refs_cb cb;
init_all_refs_cb(&cb, revs, *flags);
for_each_glob_ref_in(handle_one_ref, arg + 11, "refs/heads/", &cb);
- } else if (!prefixcmp(arg, "--tags=")) {
+ clear_ref_exclusion(&revs->ref_excludes);
+ } else if (starts_with(arg, "--tags=")) {
struct all_refs_cb cb;
init_all_refs_cb(&cb, revs, *flags);
for_each_glob_ref_in(handle_one_ref, arg + 7, "refs/tags/", &cb);
- } else if (!prefixcmp(arg, "--remotes=")) {
+ clear_ref_exclusion(&revs->ref_excludes);
+ } else if (starts_with(arg, "--remotes=")) {
struct all_refs_cb cb;
init_all_refs_cb(&cb, revs, *flags);
for_each_glob_ref_in(handle_one_ref, arg + 10, "refs/remotes/", &cb);
+ clear_ref_exclusion(&revs->ref_excludes);
} else if (!strcmp(arg, "--reflog")) {
handle_reflog(revs, *flags);
} else if (!strcmp(arg, "--not")) {
*flags ^= UNINTERESTING | BOTTOM;
} else if (!strcmp(arg, "--no-walk")) {
revs->no_walk = REVISION_WALK_NO_WALK_SORTED;
- } else if (!prefixcmp(arg, "--no-walk=")) {
+ } else if (starts_with(arg, "--no-walk=")) {
/*
* Detached form ("--no-walk X" as opposed to "--no-walk=X")
* not allowed, since the argument is optional.
* call init_pathspec() to set revs->prune_data here.
* }
*/
- ALLOC_GROW(prune_data.path, prune_data.nr+1, prune_data.alloc);
+ ALLOC_GROW(prune_data.path, prune_data.nr + 1, prune_data.alloc);
prune_data.path[prune_data.nr++] = NULL;
parse_pathspec(&revs->prune_data, 0, 0,
revs->prefix, prune_data.path);
return retval;
}
-static inline int want_ancestry(struct rev_info *revs)
+static inline int want_ancestry(const struct rev_info *revs)
{
return (revs->rewrite_parents || revs->children.name);
}
if (action == commit_show &&
!revs->show_all &&
revs->prune && revs->dense && want_ancestry(revs)) {
+ /*
+ * --full-diff on simplified parents is no good: it
+ * will show spurious changes from the commits that
+ * were elided. So we save the parents on the side
+ * when --full-diff is in effect.
+ */
+ if (revs->full_diff)
+ save_parents(revs, commit);
if (rewrite_parents(revs, commit, rewrite_one) < 0)
return commit_error;
}
free(entry);
if (revs->reflog_info) {
+ save_parents(revs, commit);
fake_reflog_parent(revs->reflog_info, commit);
commit->object.flags &= ~(ADDED | SEEN | SHOWN);
}
if (revs->max_count) {
c = get_revision_1(revs);
if (c) {
- while (0 < revs->skip_count) {
+ while (revs->skip_count > 0) {
revs->skip_count--;
c = get_revision_1(revs);
if (!c)
if (c)
c->object.flags |= SHOWN;
- if (!revs->boundary) {
+ if (!revs->boundary)
return c;
- }
if (!c) {
/*
if (revs->reverse) {
reversed = NULL;
- while ((c = get_revision_internal(revs))) {
+ while ((c = get_revision_internal(revs)))
commit_list_insert(c, &reversed);
- }
revs->commits = reversed;
revs->reverse = 0;
revs->reverse_output_stage = 1;
c = get_revision_internal(revs);
if (c && revs->graph)
graph_update(revs->graph, c);
+ if (!c)
+ free_saved_parents(revs);
return c;
}
fputs(mark, stdout);
putchar(' ');
}
+
+define_commit_slab(saved_parents, struct commit_list *);
+
+#define EMPTY_PARENT_LIST ((struct commit_list *)-1)
+
+void save_parents(struct rev_info *revs, struct commit *commit)
+{
+ struct commit_list **pp;
+
+ if (!revs->saved_parents_slab) {
+ revs->saved_parents_slab = xmalloc(sizeof(struct saved_parents));
+ init_saved_parents(revs->saved_parents_slab);
+ }
+
+ pp = saved_parents_at(revs->saved_parents_slab, commit);
+
+ /*
+ * When walking with reflogs, we may visit the same commit
+ * several times: once for each appearance in the reflog.
+ *
+ * In this case, save_parents() will be called multiple times.
+ * We want to keep only the first set of parents. We need to
+ * store a sentinel value for an empty (i.e., NULL) parent
+ * list to distinguish it from a not-yet-saved list, however.
+ */
+ if (*pp)
+ return;
+ if (commit->parents)
+ *pp = copy_commit_list(commit->parents);
+ else
+ *pp = EMPTY_PARENT_LIST;
+}
+
+struct commit_list *get_saved_parents(struct rev_info *revs, const struct commit *commit)
+{
+ struct commit_list *parents;
+
+ if (!revs->saved_parents_slab)
+ return commit->parents;
+
+ parents = *saved_parents_at(revs->saved_parents_slab, commit);
+ if (parents == EMPTY_PARENT_LIST)
+ return NULL;
+ return parents;
+}
+
+void free_saved_parents(struct rev_info *revs)
+{
+ if (revs->saved_parents_slab)
+ clear_saved_parents(revs->saved_parents_slab);
+}