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Diffstat (limited to 'builtin/blame.c')
-rw-r--r--builtin/blame.c68
1 files changed, 47 insertions, 21 deletions
diff --git a/builtin/blame.c b/builtin/blame.c
index 101535448f..f6b03f750a 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -83,6 +83,7 @@ struct origin {
struct commit *commit;
mmfile_t file;
unsigned char blob_sha1[20];
+ unsigned mode;
char path[FLEX_ARRAY];
};
@@ -92,6 +93,7 @@ struct origin {
* Return 1 if the conversion succeeds, 0 otherwise.
*/
int textconv_object(const char *path,
+ unsigned mode,
const unsigned char *sha1,
char **buf,
unsigned long *buf_size)
@@ -100,7 +102,7 @@ int textconv_object(const char *path,
struct userdiff_driver *textconv;
df = alloc_filespec(path);
- fill_filespec(df, sha1, S_IFREG | 0664);
+ fill_filespec(df, sha1, mode);
textconv = get_textconv(df);
if (!textconv) {
free_filespec(df);
@@ -125,7 +127,7 @@ static void fill_origin_blob(struct diff_options *opt,
num_read_blob++;
if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) &&
- textconv_object(o->path, o->blob_sha1, &file->ptr, &file_size))
+ textconv_object(o->path, o->mode, o->blob_sha1, &file->ptr, &file_size))
;
else
file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size);
@@ -313,21 +315,23 @@ static struct origin *get_origin(struct scoreboard *sb,
* for an origin is also used to pass the blame for the entire file to
* the parent to detect the case where a child's blob is identical to
* that of its parent's.
+ *
+ * This also fills origin->mode for corresponding tree path.
*/
-static int fill_blob_sha1(struct origin *origin)
+static int fill_blob_sha1_and_mode(struct origin *origin)
{
- unsigned mode;
if (!is_null_sha1(origin->blob_sha1))
return 0;
if (get_tree_entry(origin->commit->object.sha1,
origin->path,
- origin->blob_sha1, &mode))
+ origin->blob_sha1, &origin->mode))
goto error_out;
if (sha1_object_info(origin->blob_sha1, NULL) != OBJ_BLOB)
goto error_out;
return 0;
error_out:
hashclr(origin->blob_sha1);
+ origin->mode = S_IFINVALID;
return -1;
}
@@ -360,12 +364,14 @@ static struct origin *find_origin(struct scoreboard *sb,
/*
* If the origin was newly created (i.e. get_origin
* would call make_origin if none is found in the
- * scoreboard), it does not know the blob_sha1,
+ * scoreboard), it does not know the blob_sha1/mode,
* so copy it. Otherwise porigin was in the
- * scoreboard and already knows blob_sha1.
+ * scoreboard and already knows blob_sha1/mode.
*/
- if (porigin->refcnt == 1)
+ if (porigin->refcnt == 1) {
hashcpy(porigin->blob_sha1, cached->blob_sha1);
+ porigin->mode = cached->mode;
+ }
return porigin;
}
/* otherwise it was not very useful; free it */
@@ -400,6 +406,7 @@ static struct origin *find_origin(struct scoreboard *sb,
/* The path is the same as parent */
porigin = get_origin(sb, parent, origin->path);
hashcpy(porigin->blob_sha1, origin->blob_sha1);
+ porigin->mode = origin->mode;
} else {
/*
* Since origin->path is a pathspec, if the parent
@@ -425,6 +432,7 @@ static struct origin *find_origin(struct scoreboard *sb,
case 'M':
porigin = get_origin(sb, parent, origin->path);
hashcpy(porigin->blob_sha1, p->one->sha1);
+ porigin->mode = p->one->mode;
break;
case 'A':
case 'T':
@@ -444,6 +452,7 @@ static struct origin *find_origin(struct scoreboard *sb,
cached = make_origin(porigin->commit, porigin->path);
hashcpy(cached->blob_sha1, porigin->blob_sha1);
+ cached->mode = porigin->mode;
parent->util = cached;
}
return porigin;
@@ -486,6 +495,7 @@ static struct origin *find_rename(struct scoreboard *sb,
!strcmp(p->two->path, origin->path)) {
porigin = get_origin(sb, parent, p->one->path);
hashcpy(porigin->blob_sha1, p->one->sha1);
+ porigin->mode = p->one->mode;
break;
}
}
@@ -1099,6 +1109,7 @@ static int find_copy_in_parent(struct scoreboard *sb,
norigin = get_origin(sb, parent, p->one->path);
hashcpy(norigin->blob_sha1, p->one->sha1);
+ norigin->mode = p->one->mode;
fill_origin_blob(&sb->revs->diffopt, norigin, &file_p);
if (!file_p.ptr)
continue;
@@ -1301,8 +1312,7 @@ 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;
@@ -1606,6 +1616,7 @@ 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
static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent)
{
@@ -1671,12 +1682,17 @@ 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,
@@ -1689,9 +1705,15 @@ 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));
@@ -1829,7 +1851,10 @@ 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;
}
@@ -2075,7 +2100,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
switch (st.st_mode & S_IFMT) {
case S_IFREG:
if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) &&
- textconv_object(read_from, null_sha1, &buf.buf, &buf_len))
+ textconv_object(read_from, mode, null_sha1, &buf.buf, &buf_len))
buf.len = buf_len;
else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size)
die_errno("cannot open or read '%s'", read_from);
@@ -2278,6 +2303,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
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"),
@@ -2298,8 +2324,8 @@ 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:
@@ -2455,11 +2481,11 @@ parse_done:
}
else {
o = get_origin(&sb, sb.final, path);
- if (fill_blob_sha1(o))
+ if (fill_blob_sha1_and_mode(o))
die("no such path %s in %s", path, final_commit_name);
if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) &&
- textconv_object(path, o->blob_sha1, (char **) &sb.final_buf,
+ textconv_object(path, o->mode, o->blob_sha1, (char **) &sb.final_buf,
&sb.final_buf_size))
;
else