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-rw-r--r--bisect.c55
1 files changed, 26 insertions, 29 deletions
diff --git a/bisect.c b/bisect.c
index 0fca17c02b..6de1abd407 100644
--- a/bisect.c
+++ b/bisect.c
@@ -12,6 +12,7 @@
#include "bisect.h"
#include "sha1-array.h"
#include "argv-array.h"
+#include "commit-slab.h"
static struct oid_array good_revs;
static struct oid_array skipped_revs;
@@ -70,16 +71,19 @@ static void clear_distance(struct commit_list *list)
}
}
+define_commit_slab(commit_weight, int *);
+static struct commit_weight commit_weight;
+
#define DEBUG_BISECT 0
static inline int weight(struct commit_list *elem)
{
- return *((int*)(elem->item->util));
+ return **commit_weight_at(&commit_weight, elem->item);
}
static inline void weight_set(struct commit_list *elem, int weight)
{
- *((int*)(elem->item->util)) = weight;
+ **commit_weight_at(&commit_weight, elem->item) = weight;
}
static int count_interesting_parents(struct commit *commit)
@@ -132,7 +136,8 @@ static void show_list(const char *debug, int counted, int nr,
unsigned flags = commit->object.flags;
enum object_type type;
unsigned long size;
- char *buf = read_sha1_file(commit->object.sha1, &type, &size);
+ char *buf = read_object_file(&commit->object.oid, &type,
+ &size);
const char *subject_start;
int subject_len;
@@ -144,10 +149,10 @@ static void show_list(const char *debug, int counted, int nr,
fprintf(stderr, "%3d", weight(p));
else
fprintf(stderr, "---");
- fprintf(stderr, " %.*s", 8, sha1_to_hex(commit->object.sha1));
+ fprintf(stderr, " %.*s", 8, oid_to_hex(&commit->object.oid));
for (pp = commit->parents; pp; pp = pp->next)
fprintf(stderr, " %.*s", 8,
- sha1_to_hex(pp->item->object.sha1));
+ oid_to_hex(&pp->item->object.oid));
subject_len = find_commit_subject(buf, &subject_start);
if (subject_len)
@@ -229,8 +234,10 @@ static struct commit_list *best_bisection_sorted(struct commit_list *list, int n
if (i < cnt - 1)
p = p->next;
}
- free_commit_list(p->next);
- p->next = NULL;
+ if (p) {
+ free_commit_list(p->next);
+ p->next = NULL;
+ }
strbuf_release(&buf);
free(array);
return list;
@@ -262,7 +269,7 @@ static struct commit_list *do_find_bisection(struct commit_list *list,
struct commit *commit = p->item;
unsigned flags = commit->object.flags;
- p->item->util = &weights[n++];
+ *commit_weight_at(&commit_weight, p->item) = &weights[n++];
switch (count_interesting_parents(commit)) {
case 0:
if (!(flags & TREESAME)) {
@@ -369,6 +376,7 @@ void find_bisection(struct commit_list **commit_list, int *reaches,
int *weights;
show_list("bisection 2 entry", 0, 0, *commit_list);
+ init_commit_weight(&commit_weight);
/*
* Count the number of total and tree-changing items on the
@@ -409,6 +417,7 @@ void find_bisection(struct commit_list **commit_list, int *reaches,
}
free(weights);
*commit_list = best;
+ clear_commit_weight(&commit_weight);
}
static int register_ref(const char *refname, const struct object_id *oid,
@@ -790,11 +799,9 @@ static void handle_skipped_merge_base(const struct object_id *mb)
* - If one is "skipped", we can't know but we should warn.
* - If we don't know, we should check it out and ask the user to test.
*/
-static void check_merge_bases(int no_checkout)
+static void check_merge_bases(int rev_nr, struct commit **rev, int no_checkout)
{
struct commit_list *result;
- int rev_nr;
- struct commit **rev = get_bad_and_good_commits(&rev_nr);
result = get_merge_bases_many(rev[0], rev_nr - 1, rev + 1);
@@ -812,34 +819,21 @@ static void check_merge_bases(int no_checkout)
}
}
- free(rev);
free_commit_list(result);
}
-static int check_ancestors(const char *prefix)
+static int check_ancestors(int rev_nr, struct commit **rev, const char *prefix)
{
struct rev_info revs;
- struct object_array pending_copy;
int res;
bisect_rev_setup(&revs, prefix, "^%s", "%s", 0);
- /* Save pending objects, so they can be cleaned up later. */
- pending_copy = revs.pending;
- revs.leak_pending = 1;
-
- /*
- * bisect_common calls prepare_revision_walk right away, which
- * (together with .leak_pending = 1) makes us the sole owner of
- * the list of pending objects.
- */
bisect_common(&revs);
res = (revs.commits != NULL);
/* Clean up objects used, as they will be reused. */
- clear_commit_marks_for_object_array(&pending_copy, ALL_REV_FLAGS);
-
- object_array_clear(&pending_copy);
+ clear_commit_marks_many(rev_nr, rev, ALL_REV_FLAGS);
return res;
}
@@ -856,7 +850,8 @@ static void check_good_are_ancestors_of_bad(const char *prefix, int no_checkout)
{
char *filename = git_pathdup("BISECT_ANCESTORS_OK");
struct stat st;
- int fd;
+ int fd, rev_nr;
+ struct commit **rev;
if (!current_bad_oid)
die(_("a %s revision is needed"), term_bad);
@@ -870,8 +865,10 @@ static void check_good_are_ancestors_of_bad(const char *prefix, int no_checkout)
goto done;
/* Check if all good revs are ancestor of the bad rev. */
- if (check_ancestors(prefix))
- check_merge_bases(no_checkout);
+ rev = get_bad_and_good_commits(&rev_nr);
+ if (check_ancestors(rev_nr, rev, prefix))
+ check_merge_bases(rev_nr, rev, no_checkout);
+ free(rev);
/* Create file BISECT_ANCESTORS_OK. */
fd = open(filename, O_CREAT | O_TRUNC | O_WRONLY, 0600);