diff options
Diffstat (limited to 'builtin/blame.c')
-rw-r--r-- | builtin/blame.c | 59 |
1 files changed, 31 insertions, 28 deletions
diff --git a/builtin/blame.c b/builtin/blame.c index 01e62fdeb0..f5fccc1f67 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; @@ -1407,7 +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]; @@ -1449,22 +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); } @@ -2083,7 +2086,7 @@ 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); @@ -2376,11 +2379,11 @@ parse_done: * * The remaining are: * - * (1) if dashdash_pos != 0, its either + * (1) if dashdash_pos != 0, it is either * "blame [revisions] -- <path>" or * "blame -- <path> <rev>" * - * (2) otherwise, its one of the two: + * (2) otherwise, it is one of the two: * "blame [revisions] <path>" * "blame <path> <rev>" * @@ -2463,11 +2466,11 @@ 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 |