#define BLAME_DEFAULT_MOVE_SCORE 20
#define BLAME_DEFAULT_COPY_SCORE 40
-/* bits #0..7 in revision.h, #8..11 used for merge_bases() in commit.c */
+/* Remember to update object flag allocation in object.h */
#define METAINFO_SHOWN (1u<<12)
#define MORE_THAN_ONE_PATH (1u<<13)
* scoreboard structure, sorted by the target line number.
*/
struct blame_entry {
- struct blame_entry *prev;
struct blame_entry *next;
/* the first line of this group in the final image;
int *lineno;
};
-static inline int same_suspect(struct origin *a, struct origin *b)
-{
- if (a == b)
- return 1;
- if (a->commit != b->commit)
- return 0;
- return !strcmp(a->path, b->path);
-}
-
static void sanity_check_refcnt(struct scoreboard *);
/*
struct blame_entry *ent, *next;
for (ent = sb->ent; ent && (next = ent->next); ent = next) {
- if (same_suspect(ent->suspect, next->suspect) &&
+ if (ent->suspect == next->suspect &&
ent->guilty == next->guilty &&
ent->s_lno + ent->num_lines == next->s_lno) {
ent->num_lines += next->num_lines;
ent->next = next->next;
- if (ent->next)
- ent->next->prev = ent;
origin_decref(next->suspect);
free(next);
ent->score = 0;
prev = ent;
/* prev, if not NULL, is the last one that is below e */
- e->prev = prev;
+
if (prev) {
e->next = prev->next;
prev->next = e;
e->next = sb->ent;
sb->ent = e;
}
- if (e->next)
- e->next->prev = e;
}
/*
*/
static void dup_entry(struct blame_entry *dst, struct blame_entry *src)
{
- struct blame_entry *p, *n;
+ struct blame_entry *n;
- p = dst->prev;
n = dst->next;
origin_incref(src->suspect);
origin_decref(dst->suspect);
memcpy(dst, src, sizeof(*src));
- dst->prev = p;
dst->next = n;
dst->score = 0;
}
int last_in_target = -1;
for (e = sb->ent; e; e = e->next) {
- if (e->guilty || !same_suspect(e->suspect, target))
+ if (e->guilty || e->suspect != target)
continue;
if (last_in_target < e->s_lno + e->num_lines)
last_in_target = e->s_lno + e->num_lines;
struct blame_entry *e;
for (e = sb->ent; e; e = e->next) {
- if (e->guilty || !same_suspect(e->suspect, target))
+ if (e->guilty || e->suspect != target)
continue;
if (same <= e->s_lno)
continue;
mmfile_t *file_p)
{
const char *cp;
- int cnt;
mmfile_t file_o;
struct handle_split_cb_data d;
*/
cp = nth_line(sb, ent->lno);
file_o.ptr = (char *) cp;
- cnt = ent->num_lines;
-
- while (cnt && cp < sb->final_buf + sb->final_buf_size) {
- if (*cp++ == '\n')
- cnt--;
- }
- file_o.size = cp - file_o.ptr;
+ file_o.size = nth_line(sb, ent->lno + ent->num_lines) - cp;
/*
* file_o is a part of final image we are annotating.
while (made_progress) {
made_progress = 0;
for (e = sb->ent; e; e = e->next) {
- if (e->guilty || !same_suspect(e->suspect, target) ||
+ if (e->guilty || e->suspect != target ||
ent_score(sb, e) < blame_move_score)
continue;
find_copy_in_blob(sb, e, parent, split, &file_p);
for (e = sb->ent, num_ents = 0; e; e = e->next)
if (!e->scanned && !e->guilty &&
- same_suspect(e->suspect, target) &&
+ e->suspect == target &&
min_score < ent_score(sb, e))
num_ents++;
if (num_ents) {
blame_list = xcalloc(num_ents, sizeof(struct blame_list));
for (e = sb->ent, i = 0; e; e = e->next)
if (!e->scanned && !e->guilty &&
- same_suspect(e->suspect, target) &&
+ e->suspect == target &&
min_score < ent_score(sb, e))
blame_list[i++].ent = e;
}
origin->file.ptr = NULL;
}
for (e = sb->ent; e; e = e->next) {
- if (!same_suspect(e->suspect, origin))
+ if (e->suspect != origin)
continue;
origin_incref(porigin);
origin_decref(e->suspect);
/* Take responsibility for the remaining entries */
for (ent = sb->ent; ent; ent = ent->next)
- if (same_suspect(ent->suspect, suspect))
+ if (ent->suspect == suspect)
found_guilty_entry(ent);
origin_decref(suspect);
static const char *format_time(unsigned long time, const char *tz_str,
int show_raw_time)
{
- static char time_buf[128];
- const char *time_str;
- int time_len;
- int tz;
+ static struct strbuf time_buf = STRBUF_INIT;
+ strbuf_reset(&time_buf);
if (show_raw_time) {
- snprintf(time_buf, sizeof(time_buf), "%lu %s", time, tz_str);
+ strbuf_addf(&time_buf, "%lu %s", time, tz_str);
}
else {
+ const char *time_str;
+ size_t time_width;
+ int tz;
tz = atoi(tz_str);
time_str = show_date(time, tz, blame_date_mode);
- time_len = strlen(time_str);
- memcpy(time_buf, time_str, time_len);
- memset(time_buf + time_len, ' ', blame_date_width - time_len);
+ strbuf_addstr(&time_buf, time_str);
+ /*
+ * Add space paddings to time_buf to display a fixed width
+ * string, and use time_width for display width calibration.
+ */
+ for (time_width = utf8_strwidth(time_str);
+ time_width < blame_date_width;
+ time_width++)
+ strbuf_addch(&time_buf, ' ');
}
- return time_buf;
+ return time_buf.buf;
}
#define OUTPUT_ANNOTATE_COMPAT 001
{
const char *buf = sb->final_buf;
unsigned long len = sb->final_buf_size;
- int num = 0, incomplete = 0, bol = 1;
+ const char *end = buf + len;
+ const char *p;
+ int *lineno;
+ int num = 0, incomplete = 0;
- if (len && buf[len-1] != '\n')
- incomplete++; /* incomplete line at the end */
- while (len--) {
- if (bol) {
- sb->lineno = xrealloc(sb->lineno,
- sizeof(int *) * (num + 1));
- sb->lineno[num] = buf - sb->final_buf;
- bol = 0;
- }
- if (*buf++ == '\n') {
+ for (p = buf;;) {
+ p = memchr(p, '\n', end - p);
+ if (p) {
+ p++;
num++;
- bol = 1;
+ continue;
}
+ break;
}
- sb->lineno = xrealloc(sb->lineno,
- sizeof(int *) * (num + incomplete + 1));
- sb->lineno[num + incomplete] = buf - sb->final_buf;
+
+ if (len && end[-1] != '\n')
+ incomplete++; /* incomplete line at the end */
+
+ sb->lineno = xmalloc(sizeof(*sb->lineno) * (num + incomplete + 1));
+ lineno = sb->lineno;
+
+ *lineno++ = 0;
+ for (p = buf;;) {
+ p = memchr(p, '\n', end - p);
+ if (p) {
+ p++;
+ *lineno++ = p - buf;
+ continue;
+ }
+ break;
+ }
+
+ if (incomplete)
+ *lineno++ = len;
+
sb->num_lines = num + incomplete;
return sb->num_lines;
}
if (strbuf_read(&buf, 0, 0) < 0)
die_errno("failed to read from stdin");
}
- convert_to_git(path, buf.buf, buf.len, &buf, 0);
origin->file.ptr = buf.buf;
origin->file.size = buf.len;
pretend_sha1_file(buf.buf, buf.len, OBJ_BLOB, origin->blob_sha1);
blame_date_width = sizeof("2006-10-19");
break;
case DATE_RELATIVE:
- /* "normal" is used as the fallback for "relative" */
+ /* TRANSLATORS: This string is used to tell us the maximum
+ display width for a relative timestamp in "git blame"
+ output. For C locale, "4 years, 11 months ago", which
+ takes 22 places, is the longest among various forms of
+ relative timestamps, but your language may need more or
+ fewer display columns. */
+ blame_date_width = utf8_strwidth(_("4 years, 11 months ago")) + 1; /* add the null */
+ break;
case DATE_LOCAL:
case DATE_NORMAL:
blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700");
ent->suspect = o;
ent->s_lno = bottom;
ent->next = next;
- if (next)
- next->prev = ent;
origin_incref(o);
}
origin_decref(o);