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Diffstat (limited to 'builtin/blame.c')
-rw-r--r--builtin/blame.c101
1 files changed, 64 insertions, 37 deletions
diff --git a/builtin/blame.c b/builtin/blame.c
index e39d9865e2..86c0537cbb 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -41,6 +41,7 @@ static int reverse;
static int blank_boundary;
static int incremental;
static int xdl_opts;
+static int abbrev = -1;
static enum date_mode blame_date_mode = DATE_ISO8601;
static size_t blame_date_width;
@@ -1312,8 +1313,7 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt)
/*
* Information on commits, used for output.
*/
-struct commit_info
-{
+struct commit_info {
const char *author;
const char *author_mail;
unsigned long author_time;
@@ -1378,7 +1378,7 @@ static void get_ac_line(const char *inbuf, const char *what,
timepos = tmp;
*tmp = 0;
- while (person < tmp && *tmp != ' ')
+ while (person < tmp && !(*tmp == ' ' && tmp[1] == '<'))
tmp--;
if (tmp <= person)
return;
@@ -1418,7 +1418,8 @@ static void get_commit_info(struct commit *commit,
int detailed)
{
int len;
- char *tmp, *endp, *reencoded, *message;
+ const char *subject;
+ char *reencoded, *message;
static char author_name[1024];
static char author_mail[1024];
static char committer_name[1024];
@@ -1460,22 +1461,13 @@ static void get_commit_info(struct commit *commit,
&ret->committer_time, &ret->committer_tz);
ret->summary = summary_buf;
- tmp = strstr(message, "\n\n");
- if (!tmp) {
- error_out:
+ len = find_commit_subject(message, &subject);
+ if (len && len < sizeof(summary_buf)) {
+ memcpy(summary_buf, subject, len);
+ summary_buf[len] = 0;
+ } else {
sprintf(summary_buf, "(%s)", sha1_to_hex(commit->object.sha1));
- free(reencoded);
- return;
}
- tmp += 2;
- endp = strchr(tmp, '\n');
- if (!endp)
- endp = tmp + strlen(tmp);
- len = endp - tmp;
- if (len >= sizeof(summary_buf) || len == 0)
- goto error_out;
- memcpy(summary_buf, tmp, len);
- summary_buf[len] = 0;
free(reencoded);
}
@@ -1492,13 +1484,14 @@ static void write_filename_info(const char *path)
/*
* 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.
+ * the first time each commit appears in the output (unless the
+ * user has specifically asked for us to repeat).
*/
-static int emit_one_suspect_detail(struct origin *suspect)
+static int emit_one_suspect_detail(struct origin *suspect, int repeat)
{
struct commit_info ci;
- if (suspect->commit->object.flags & METAINFO_SHOWN)
+ if (!repeat && (suspect->commit->object.flags & METAINFO_SHOWN))
return 0;
suspect->commit->object.flags |= METAINFO_SHOWN;
@@ -1537,7 +1530,7 @@ static void found_guilty_entry(struct blame_entry *ent)
printf("%s %d %d %d\n",
sha1_to_hex(suspect->commit->object.sha1),
ent->s_lno + 1, ent->lno + 1, ent->num_lines);
- emit_one_suspect_detail(suspect);
+ emit_one_suspect_detail(suspect, 0);
write_filename_info(suspect->path);
maybe_flush_or_die(stdout, "stdout");
}
@@ -1625,9 +1618,20 @@ static const char *format_time(unsigned long time, const char *tz_str,
#define OUTPUT_SHOW_NUMBER 040
#define OUTPUT_SHOW_SCORE 0100
#define OUTPUT_NO_AUTHOR 0200
+#define OUTPUT_SHOW_EMAIL 0400
+#define OUTPUT_LINE_PORCELAIN 01000
+
+static void emit_porcelain_details(struct origin *suspect, int repeat)
+{
+ if (emit_one_suspect_detail(suspect, repeat) ||
+ (suspect->commit->object.flags & MORE_THAN_ONE_PATH))
+ write_filename_info(suspect->path);
+}
-static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent)
+static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent,
+ int opt)
{
+ int repeat = opt & OUTPUT_LINE_PORCELAIN;
int cnt;
const char *cp;
struct origin *suspect = ent->suspect;
@@ -1640,17 +1644,18 @@ static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent)
ent->s_lno + 1,
ent->lno + 1,
ent->num_lines);
- if (emit_one_suspect_detail(suspect) ||
- (suspect->commit->object.flags & MORE_THAN_ONE_PATH))
- write_filename_info(suspect->path);
+ emit_porcelain_details(suspect, repeat);
cp = nth_line(sb, ent->lno);
for (cnt = 0; cnt < ent->num_lines; cnt++) {
char ch;
- if (cnt)
+ if (cnt) {
printf("%s %d %d\n", hex,
ent->s_lno + 1 + cnt,
ent->lno + 1 + cnt);
+ if (repeat)
+ emit_porcelain_details(suspect, 1);
+ }
putchar('\t');
do {
ch = *cp++;
@@ -1678,7 +1683,7 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
cp = nth_line(sb, ent->lno);
for (cnt = 0; cnt < ent->num_lines; cnt++) {
char ch;
- int length = (opt & OUTPUT_LONG_OBJECT_NAME) ? 40 : 8;
+ int length = (opt & OUTPUT_LONG_OBJECT_NAME) ? 40 : abbrev;
if (suspect->commit->object.flags & UNINTERESTING) {
if (blank_boundary)
@@ -1690,12 +1695,17 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
}
printf("%.*s", length, hex);
- if (opt & OUTPUT_ANNOTATE_COMPAT)
- printf("\t(%10s\t%10s\t%d)", ci.author,
+ if (opt & OUTPUT_ANNOTATE_COMPAT) {
+ const char *name;
+ if (opt & OUTPUT_SHOW_EMAIL)
+ name = ci.author_mail;
+ else
+ name = ci.author;
+ printf("\t(%10s\t%10s\t%d)", name,
format_time(ci.author_time, ci.author_tz,
show_raw_time),
ent->lno + 1 + cnt);
- else {
+ } else {
if (opt & OUTPUT_SHOW_SCORE)
printf(" %*d %02d",
max_score_digits, ent->score,
@@ -1708,9 +1718,15 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
ent->s_lno + 1 + cnt);
if (!(opt & OUTPUT_NO_AUTHOR)) {
- int pad = longest_author - utf8_strwidth(ci.author);
+ const char *name;
+ int pad;
+ if (opt & OUTPUT_SHOW_EMAIL)
+ name = ci.author_mail;
+ else
+ name = ci.author;
+ pad = longest_author - utf8_strwidth(name);
printf(" (%s%*s %10s",
- ci.author, pad, "",
+ name, pad, "",
format_time(ci.author_time,
ci.author_tz,
show_raw_time));
@@ -1752,7 +1768,7 @@ static void output(struct scoreboard *sb, int option)
for (ent = sb->ent; ent; ent = ent->next) {
if (option & OUTPUT_PORCELAIN)
- emit_porcelain(sb, ent);
+ emit_porcelain(sb, ent, option);
else {
emit_other(sb, ent, option);
}
@@ -1848,7 +1864,10 @@ static void find_alignment(struct scoreboard *sb, int *option)
if (!(suspect->commit->object.flags & METAINFO_SHOWN)) {
suspect->commit->object.flags |= METAINFO_SHOWN;
get_commit_info(suspect->commit, &ci, 1);
- num = utf8_strwidth(ci.author);
+ if (*option & OUTPUT_SHOW_EMAIL)
+ num = utf8_strwidth(ci.author_mail);
+ else
+ num = utf8_strwidth(ci.author);
if (longest_author < num)
longest_author = num;
}
@@ -2295,16 +2314,19 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
OPT_BIT('f', "show-name", &output_option, "Show original filename (Default: auto)", OUTPUT_SHOW_NAME),
OPT_BIT('n', "show-number", &output_option, "Show original linenumber (Default: off)", OUTPUT_SHOW_NUMBER),
OPT_BIT('p', "porcelain", &output_option, "Show in a format designed for machine consumption", OUTPUT_PORCELAIN),
+ OPT_BIT(0, "line-porcelain", &output_option, "Show porcelain format with per-line commit information", OUTPUT_PORCELAIN|OUTPUT_LINE_PORCELAIN),
OPT_BIT('c', NULL, &output_option, "Use the same output mode as git-annotate (Default: off)", OUTPUT_ANNOTATE_COMPAT),
OPT_BIT('t', NULL, &output_option, "Show raw timestamp (Default: off)", OUTPUT_RAW_TIMESTAMP),
OPT_BIT('l', NULL, &output_option, "Show long commit SHA1 (Default: off)", OUTPUT_LONG_OBJECT_NAME),
OPT_BIT('s', NULL, &output_option, "Suppress author name and timestamp (Default: off)", OUTPUT_NO_AUTHOR),
+ OPT_BIT('e', "show-email", &output_option, "Show author email instead of name (Default: off)", OUTPUT_SHOW_EMAIL),
OPT_BIT('w', NULL, &xdl_opts, "Ignore whitespace differences", XDF_IGNORE_WHITESPACE),
OPT_STRING('S', NULL, &revs_file, "file", "Use revisions from <file> instead of calling git-rev-list"),
OPT_STRING(0, "contents", &contents_from, "file", "Use <file>'s contents as the final image"),
{ OPTION_CALLBACK, 'C', NULL, &opt, "score", "Find line copies within and across files", PARSE_OPT_OPTARG, blame_copy_callback },
{ OPTION_CALLBACK, 'M', NULL, &opt, "score", "Find line movements within and across files", PARSE_OPT_OPTARG, blame_move_callback },
OPT_CALLBACK('L', NULL, &bottomtop, "n,m", "Process only line range n,m, counting from 1", blame_bottomtop_callback),
+ OPT__ABBREV(&abbrev),
OPT_END()
};
@@ -2319,8 +2341,8 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
save_commit_buffer = 0;
dashdash_pos = 0;
- parse_options_start(&ctx, argc, argv, prefix, PARSE_OPT_KEEP_DASHDASH |
- PARSE_OPT_KEEP_ARGV0);
+ parse_options_start(&ctx, argc, argv, prefix, options,
+ PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0);
for (;;) {
switch (parse_options_step(&ctx, options, blame_opt_usage)) {
case PARSE_OPT_HELP:
@@ -2340,6 +2362,11 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
parse_done:
argc = parse_options_end(&ctx);
+ if (abbrev == -1)
+ abbrev = default_abbrev;
+ /* one more abbrev length is needed for the boundary commit */
+ abbrev++;
+
if (revs_file && read_ancestry(revs_file))
die_errno("reading graft file '%s' failed", revs_file);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-23 07:52:42 +0300