/*
- * Pickaxe
+ * Blame
*
* Copyright (c) 2006, Junio C Hamano
*/
static int blank_boundary;
static int incremental;
static int xdl_opts = XDF_NEED_MINIMAL;
+
+static enum date_mode blame_date_mode = DATE_ISO8601;
+static size_t blame_date_width;
+
static struct string_list mailmap;
#ifndef DEBUG
*/
struct origin {
int refcnt;
+ struct origin *previous;
struct commit *commit;
mmfile_t file;
unsigned char blob_sha1[20];
static void origin_decref(struct origin *o)
{
if (o && --o->refcnt <= 0) {
+ if (o->previous)
+ origin_decref(o->previous);
free(o->file.ptr);
free(o);
}
"", &diff_opts);
diffcore_std(&diff_opts);
- /* It is either one entry that says "modified", or "created",
- * or nothing.
- */
if (!diff_queued_diff.nr) {
/* The path is the same as parent */
porigin = get_origin(sb, parent, origin->path);
hashcpy(porigin->blob_sha1, origin->blob_sha1);
- }
- else if (diff_queued_diff.nr != 1)
- die("internal error in blame::find_origin");
- else {
- struct diff_filepair *p = diff_queued_diff.queue[0];
+ } else {
+ /*
+ * Since origin->path is a pathspec, if the parent
+ * commit had it as a directory, we will see a whole
+ * bunch of deletion of files in the directory that we
+ * do not care about.
+ */
+ int i;
+ struct diff_filepair *p = NULL;
+ for (i = 0; i < diff_queued_diff.nr; i++) {
+ const char *name;
+ p = diff_queued_diff.queue[i];
+ name = p->one->path ? p->one->path : p->two->path;
+ if (!strcmp(name, origin->path))
+ break;
+ }
+ if (!p)
+ die("internal error in blame::find_origin");
switch (p->status) {
default:
die("internal error in blame::find_origin (%c)",
* Prepare mmfile that contains only the lines in ent.
*/
cp = nth_line(sb, ent->lno);
- file_o.ptr = (char*) cp;
+ file_o.ptr = (char *) cp;
cnt = ent->num_lines;
while (cnt && cp < sb->final_buf + sb->final_buf_size) {
struct origin *porigin = sg_origin[i];
if (!porigin)
continue;
+ if (!origin->previous) {
+ origin_incref(porigin);
+ origin->previous = porigin;
+ }
if (pass_blame_to_parent(sb, origin, porigin))
goto finish;
}
* Parse author/committer line in the commit object buffer
*/
static void get_ac_line(const char *inbuf, const char *what,
- int bufsz, char *person, const char **mail,
+ int person_len, char *person,
+ int mail_len, char *mail,
unsigned long *time, const char **tz)
{
int len, tzlen, maillen;
- char *tmp, *endp, *timepos;
+ char *tmp, *endp, *timepos, *mailpos;
tmp = strstr(inbuf, what);
if (!tmp)
len = strlen(tmp);
else
len = endp - tmp;
- if (bufsz <= len) {
+ if (person_len <= len) {
error_out:
/* Ugh */
- *mail = *tz = "(unknown)";
+ *tz = "(unknown)";
+ strcpy(person, *tz);
+ strcpy(mail, *tz);
*time = 0;
return;
}
tmp = person;
tmp += len;
*tmp = 0;
- while (*tmp != ' ')
+ while (person < tmp && *tmp != ' ')
tmp--;
+ if (tmp <= person)
+ goto error_out;
*tz = tmp+1;
tzlen = (person+len)-(tmp+1);
*tmp = 0;
- while (*tmp != ' ')
+ while (person < tmp && *tmp != ' ')
tmp--;
+ if (tmp <= person)
+ goto error_out;
*time = strtoul(tmp, NULL, 10);
timepos = tmp;
*tmp = 0;
- while (*tmp != ' ')
+ while (person < tmp && *tmp != ' ')
tmp--;
- *mail = tmp + 1;
+ if (tmp <= person)
+ return;
+ mailpos = tmp + 1;
*tmp = 0;
maillen = timepos - tmp;
+ memcpy(mail, mailpos, maillen);
if (!mailmap.nr)
return;
* mailmap expansion may make the name longer.
* make room by pushing stuff down.
*/
- tmp = person + bufsz - (tzlen + 1);
+ tmp = person + person_len - (tzlen + 1);
memmove(tmp, *tz, tzlen);
tmp[tzlen] = 0;
*tz = tmp;
- tmp = tmp - (maillen + 1);
- memmove(tmp, *mail, maillen);
- tmp[maillen] = 0;
- *mail = tmp;
-
/*
- * Now, convert e-mail using mailmap
+ * Now, convert both name and e-mail using mailmap
*/
- map_email(&mailmap, tmp + 1, person, tmp-person-1);
+ if (map_user(&mailmap, mail+1, mail_len-1, person, tmp-person-1)) {
+ /* Add a trailing '>' to email, since map_user returns plain emails
+ Note: It already has '<', since we replace from mail+1 */
+ mailpos = memchr(mail, '\0', mail_len);
+ if (mailpos && mailpos-mail < mail_len - 1) {
+ *mailpos = '>';
+ *(mailpos+1) = '\0';
+ }
+ }
}
static void get_commit_info(struct commit *commit,
{
int len;
char *tmp, *endp, *reencoded, *message;
- static char author_buf[1024];
- static char committer_buf[1024];
+ static char author_name[1024];
+ static char author_mail[1024];
+ static char committer_name[1024];
+ static char committer_mail[1024];
static char summary_buf[1024];
/*
}
reencoded = reencode_commit_message(commit, NULL);
message = reencoded ? reencoded : commit->buffer;
- ret->author = author_buf;
+ ret->author = author_name;
+ ret->author_mail = author_mail;
get_ac_line(message, "\nauthor ",
- sizeof(author_buf), author_buf, &ret->author_mail,
+ sizeof(author_name), author_name,
+ sizeof(author_mail), author_mail,
&ret->author_time, &ret->author_tz);
if (!detailed) {
return;
}
- ret->committer = committer_buf;
+ ret->committer = committer_name;
+ ret->committer_mail = committer_mail;
get_ac_line(message, "\ncommitter ",
- sizeof(committer_buf), committer_buf, &ret->committer_mail,
+ sizeof(committer_name), committer_name,
+ sizeof(committer_mail), committer_mail,
&ret->committer_time, &ret->committer_tz);
ret->summary = summary_buf;
write_name_quoted(path, stdout, '\n');
}
+/*
+ * Porcelain/Incremental format wants to show a lot of details per
+ * commit. Instead of repeating this every line, emit it only once,
+ * the first time each commit appears in the output.
+ */
+static int emit_one_suspect_detail(struct origin *suspect)
+{
+ struct commit_info ci;
+
+ if (suspect->commit->object.flags & METAINFO_SHOWN)
+ return 0;
+
+ suspect->commit->object.flags |= METAINFO_SHOWN;
+ get_commit_info(suspect->commit, &ci, 1);
+ printf("author %s\n", ci.author);
+ printf("author-mail %s\n", ci.author_mail);
+ printf("author-time %lu\n", ci.author_time);
+ printf("author-tz %s\n", ci.author_tz);
+ printf("committer %s\n", ci.committer);
+ printf("committer-mail %s\n", ci.committer_mail);
+ printf("committer-time %lu\n", ci.committer_time);
+ printf("committer-tz %s\n", ci.committer_tz);
+ printf("summary %s\n", ci.summary);
+ if (suspect->commit->object.flags & UNINTERESTING)
+ printf("boundary\n");
+ if (suspect->previous) {
+ struct origin *prev = suspect->previous;
+ printf("previous %s ", sha1_to_hex(prev->commit->object.sha1));
+ write_name_quoted(prev->path, stdout, '\n');
+ }
+ return 1;
+}
+
/*
* The blame_entry is found to be guilty for the range. Mark it
* as such, and show it in incremental output.
printf("%s %d %d %d\n",
sha1_to_hex(suspect->commit->object.sha1),
ent->s_lno + 1, ent->lno + 1, ent->num_lines);
- if (!(suspect->commit->object.flags & METAINFO_SHOWN)) {
- struct commit_info ci;
- suspect->commit->object.flags |= METAINFO_SHOWN;
- get_commit_info(suspect->commit, &ci, 1);
- printf("author %s\n", ci.author);
- printf("author-mail %s\n", ci.author_mail);
- printf("author-time %lu\n", ci.author_time);
- printf("author-tz %s\n", ci.author_tz);
- printf("committer %s\n", ci.committer);
- printf("committer-mail %s\n", ci.committer_mail);
- printf("committer-time %lu\n", ci.committer_time);
- printf("committer-tz %s\n", ci.committer_tz);
- printf("summary %s\n", ci.summary);
- if (suspect->commit->object.flags & UNINTERESTING)
- printf("boundary\n");
- }
+ emit_one_suspect_detail(suspect);
write_filename_info(suspect->path);
maybe_flush_or_die(stdout, "stdout");
}
int show_raw_time)
{
static char time_buf[128];
- time_t t = time;
- int minutes, tz;
- struct tm *tm;
+ const char *time_str;
+ int time_len;
+ int tz;
if (show_raw_time) {
sprintf(time_buf, "%lu %s", time, tz_str);
- return time_buf;
}
-
- tz = atoi(tz_str);
- minutes = tz < 0 ? -tz : tz;
- minutes = (minutes / 100)*60 + (minutes % 100);
- minutes = tz < 0 ? -minutes : minutes;
- t = time + minutes * 60;
- tm = gmtime(&t);
-
- strftime(time_buf, sizeof(time_buf), "%Y-%m-%d %H:%M:%S ", tm);
- strcat(time_buf, tz_str);
+ else {
+ 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);
+ }
return time_buf;
}
ent->s_lno + 1,
ent->lno + 1,
ent->num_lines);
- if (!(suspect->commit->object.flags & METAINFO_SHOWN)) {
- struct commit_info ci;
- suspect->commit->object.flags |= METAINFO_SHOWN;
- get_commit_info(suspect->commit, &ci, 1);
- printf("author %s\n", ci.author);
- printf("author-mail %s\n", ci.author_mail);
- printf("author-time %lu\n", ci.author_time);
- printf("author-tz %s\n", ci.author_tz);
- printf("committer %s\n", ci.committer);
- printf("committer-mail %s\n", ci.committer_mail);
- printf("committer-time %lu\n", ci.committer_time);
- printf("committer-tz %s\n", ci.committer_tz);
- write_filename_info(suspect->path);
- printf("summary %s\n", ci.summary);
- if (suspect->commit->object.flags & UNINTERESTING)
- printf("boundary\n");
- }
- else if (suspect->commit->object.flags & MORE_THAN_ONE_PATH)
+ if (emit_one_suspect_detail(suspect) ||
+ (suspect->commit->object.flags & MORE_THAN_ONE_PATH))
write_filename_info(suspect->path);
cp = nth_line(sb, ent->lno);
} while (ch != '\n' &&
cp < sb->final_buf + sb->final_buf_size);
}
+
+ if (sb->final_buf_size && cp[-1] != '\n')
+ putchar('\n');
}
static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
} while (ch != '\n' &&
cp < sb->final_buf + sb->final_buf_size);
}
+
+ if (sb->final_buf_size && cp[-1] != '\n')
+ putchar('\n');
}
static void output(struct scoreboard *sb, int option)
while (len--) {
if (bol) {
sb->lineno = xrealloc(sb->lineno,
- sizeof(int* ) * (num + 1));
+ sizeof(int *) * (num + 1));
sb->lineno[num] = buf - sb->final_buf;
bol = 0;
}
}
}
sb->lineno = xrealloc(sb->lineno,
- sizeof(int* ) * (num + incomplete + 1));
+ sizeof(int *) * (num + incomplete + 1));
sb->lineno[num + incomplete] = buf - sb->final_buf;
sb->num_lines = num + incomplete;
return sb->num_lines;
baa = 1;
}
}
- for (ent = sb->ent; ent; ent = ent->next) {
- /* Mark the ones that haven't been checked */
- if (0 < ent->suspect->refcnt)
- ent->suspect->refcnt = -ent->suspect->refcnt;
- }
- for (ent = sb->ent; ent; ent = ent->next) {
- /*
- * ... then pick each and see if they have the the
- * correct refcnt.
- */
- int found;
- struct blame_entry *e;
- struct origin *suspect = ent->suspect;
-
- if (0 < suspect->refcnt)
- continue;
- suspect->refcnt = -suspect->refcnt; /* Unmark */
- for (found = 0, e = sb->ent; e; e = e->next) {
- if (e->suspect != suspect)
- continue;
- found++;
- }
- if (suspect->refcnt != found) {
- fprintf(stderr, "%s in %s has refcnt %d, not %d\n",
- ent->suspect->path,
- sha1_to_hex(ent->suspect->commit->object.sha1),
- ent->suspect->refcnt, found);
- baa = 2;
- }
- }
if (baa) {
int opt = 0160;
find_alignment(sb, &opt);
return spec;
/* it could be a regexp of form /.../ */
- for (term = (char*) spec + 1; *term && *term != '/'; term++) {
+ for (term = (char *) spec + 1; *term && *term != '/'; term++) {
if (*term == '\\')
term++;
}
blank_boundary = git_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "blame.date")) {
+ if (!value)
+ return config_error_nonbool(var);
+ blame_date_mode = parse_date_format(value);
+ return 0;
+ }
return git_default_config(var, value, cb);
}
if (contents_from) {
if (stat(contents_from, &st) < 0)
- die("Cannot stat %s", contents_from);
+ die_errno("Cannot stat '%s'", contents_from);
read_from = contents_from;
}
else {
if (lstat(path, &st) < 0)
- die("Cannot lstat %s", path);
+ die_errno("Cannot lstat '%s'", path);
read_from = path;
}
mode = canon_mode(st.st_mode);
switch (st.st_mode & S_IFMT) {
case S_IFREG:
if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size)
- die("cannot open or read %s", read_from);
+ die_errno("cannot open or read '%s'", read_from);
break;
case S_IFLNK:
if (strbuf_readlink(&buf, read_from, st.st_size) < 0)
- die("cannot readlink %s", read_from);
+ die_errno("cannot readlink '%s'", read_from);
break;
default:
die("unsupported file type %s", read_from);
contents_from = "standard input";
mode = 0;
if (strbuf_read(&buf, 0, 0) < 0)
- die("read error %s from stdin", strerror(errno));
+ die_errno("failed to read from stdin");
}
convert_to_git(path, buf.buf, buf.len, &buf, 0);
origin->file.ptr = buf.buf;
git_config(git_blame_config, NULL);
init_revisions(&revs, NULL);
+ revs.date_mode = blame_date_mode;
+
save_commit_buffer = 0;
dashdash_pos = 0;
- parse_options_start(&ctx, argc, argv, PARSE_OPT_KEEP_DASHDASH |
+ parse_options_start(&ctx, argc, argv, prefix, PARSE_OPT_KEEP_DASHDASH |
PARSE_OPT_KEEP_ARGV0);
for (;;) {
switch (parse_options_step(&ctx, options, blame_opt_usage)) {
argc = parse_options_end(&ctx);
if (revs_file && read_ancestry(revs_file))
- die("reading graft file %s failed: %s",
- revs_file, strerror(errno));
+ die_errno("reading graft file '%s' failed", revs_file);
- if (cmd_is_annotate)
+ if (cmd_is_annotate) {
output_option |= OUTPUT_ANNOTATE_COMPAT;
+ blame_date_mode = DATE_ISO8601;
+ } else {
+ blame_date_mode = revs.date_mode;
+ }
+
+ /* The maximum width used to show the dates */
+ switch (blame_date_mode) {
+ case DATE_RFC2822:
+ blame_date_width = sizeof("Thu, 19 Oct 2006 16:00:04 -0700");
+ break;
+ case DATE_ISO8601:
+ blame_date_width = sizeof("2006-10-19 16:00:04 -0700");
+ break;
+ case DATE_RAW:
+ blame_date_width = sizeof("1161298804 -0700");
+ break;
+ case DATE_SHORT:
+ blame_date_width = sizeof("2006-10-19");
+ break;
+ case DATE_RELATIVE:
+ /* "normal" is used as the fallback for "relative" */
+ case DATE_LOCAL:
+ case DATE_NORMAL:
+ blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700");
+ break;
+ }
+ blame_date_width -= 1; /* strip the null */
if (DIFF_OPT_TST(&revs.diffopt, FIND_COPIES_HARDER))
opt |= (PICKAXE_BLAME_COPY | PICKAXE_BLAME_MOVE |
setup_work_tree();
if (!has_string_in_work_tree(path))
- die("cannot stat path %s: %s", path, strerror(errno));
+ die_errno("cannot stat path '%s'", path);
}
+ revs.disable_stdin = 1;
setup_revisions(argc, argv, &revs, NULL);
memset(&sb, 0, sizeof(sb));
if (top < 1)
top = lno;
bottom--;
- if (lno < top)
+ if (lno < top || lno < bottom)
die("file %s has only %lu lines", path, lno);
ent = xcalloc(1, sizeof(*ent));
sb.ent = ent;
sb.path = path;
- read_mailmap(&mailmap, ".mailmap", NULL);
+ read_mailmap(&mailmap, NULL);
if (!incremental)
setup_pager();