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Diffstat (limited to 'builtin/blame.c')
-rw-r--r--builtin/blame.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/builtin/blame.c b/builtin/blame.c
index 67adaef4d8..9dcb367b90 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -649,6 +649,15 @@ static int blame_move_callback(const struct option *option, const char *arg, int
return 0;
}
+static int is_a_rev(const char *name)
+{
+ struct object_id oid;
+
+ if (get_oid(name, &oid))
+ return 0;
+ return OBJ_NONE < sha1_object_info(oid.hash, NULL);
+}
+
int cmd_blame(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
@@ -708,8 +717,8 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
git_config(git_blame_config, &output_option);
init_revisions(&revs, NULL);
revs.date_mode = blame_date_mode;
- DIFF_OPT_SET(&revs.diffopt, ALLOW_TEXTCONV);
- DIFF_OPT_SET(&revs.diffopt, FOLLOW_RENAMES);
+ revs.diffopt.flags.allow_textconv = 1;
+ revs.diffopt.flags.follow_renames = 1;
save_commit_buffer = 0;
dashdash_pos = 0;
@@ -734,9 +743,9 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
parse_revision_opt(&revs, &ctx, options, blame_opt_usage);
}
parse_done:
- no_whole_file_rename = !DIFF_OPT_TST(&revs.diffopt, FOLLOW_RENAMES);
+ no_whole_file_rename = !revs.diffopt.flags.follow_renames;
xdl_opts |= revs.diffopt.xdl_opts & XDF_INDENT_HEURISTIC;
- DIFF_OPT_CLR(&revs.diffopt, FOLLOW_RENAMES);
+ revs.diffopt.flags.follow_renames = 0;
argc = parse_options_end(&ctx);
if (incremental || (output_option & OUTPUT_PORCELAIN)) {
@@ -803,7 +812,7 @@ parse_done:
}
blame_date_width -= 1; /* strip the null */
- if (DIFF_OPT_TST(&revs.diffopt, FIND_COPIES_HARDER))
+ if (revs.diffopt.flags.find_copies_harder)
opt |= (PICKAXE_BLAME_COPY | PICKAXE_BLAME_MOVE |
PICKAXE_BLAME_COPY_HARDER);
@@ -845,16 +854,15 @@ parse_done:
} else {
if (argc < 2)
usage_with_options(blame_opt_usage, options);
- path = add_prefix(prefix, argv[argc - 1]);
- if (argc == 3 && !file_exists(path)) { /* (2b) */
+ if (argc == 3 && is_a_rev(argv[argc - 1])) { /* (2b) */
path = add_prefix(prefix, argv[1]);
argv[1] = argv[2];
+ } else { /* (2a) */
+ if (argc == 2 && is_a_rev(argv[1]) && !get_git_work_tree())
+ die("missing <path> to blame");
+ path = add_prefix(prefix, argv[argc - 1]);
}
argv[argc - 1] = "--";
-
- setup_work_tree();
- if (!file_exists(path))
- die_errno("cannot stat path '%s'", path);
}
revs.disable_stdin = 1;