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-rw-r--r--builtin/blame.c59
1 files changed, 31 insertions, 28 deletions
diff --git a/builtin/blame.c b/builtin/blame.c
index bb0f29300e..2c1c02c455 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -820,6 +820,8 @@ static int peel_to_commit_oid(struct object_id *oid_ret, void *cbdata)
if (kind != OBJ_TAG)
return -1;
obj = deref_tag(r, parse_object(r, &oid), NULL, 0);
+ if (!obj)
+ return -1;
oidcpy(&oid, &obj->oid);
}
}
@@ -864,32 +866,33 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
const char *revs_file = NULL;
const char *contents_from = NULL;
const struct option options[] = {
- OPT_BOOL(0, "incremental", &incremental, N_("Show blame entries as we find them, incrementally")),
- OPT_BOOL('b', NULL, &blank_boundary, N_("Do not show object names of boundary commits (Default: off)")),
- OPT_BOOL(0, "root", &show_root, N_("Do not treat root commits as boundaries (Default: off)")),
- OPT_BOOL(0, "show-stats", &show_stats, N_("Show work cost statistics")),
- OPT_BOOL(0, "progress", &show_progress, N_("Force progress reporting")),
- OPT_BIT(0, "score-debug", &output_option, N_("Show output score for blame entries"), OUTPUT_SHOW_SCORE),
- OPT_BIT('f', "show-name", &output_option, N_("Show original filename (Default: auto)"), OUTPUT_SHOW_NAME),
- OPT_BIT('n', "show-number", &output_option, N_("Show original linenumber (Default: off)"), OUTPUT_SHOW_NUMBER),
- OPT_BIT('p', "porcelain", &output_option, N_("Show in a format designed for machine consumption"), OUTPUT_PORCELAIN),
- OPT_BIT(0, "line-porcelain", &output_option, N_("Show porcelain format with per-line commit information"), OUTPUT_PORCELAIN|OUTPUT_LINE_PORCELAIN),
- OPT_BIT('c', NULL, &output_option, N_("Use the same output mode as git-annotate (Default: off)"), OUTPUT_ANNOTATE_COMPAT),
- OPT_BIT('t', NULL, &output_option, N_("Show raw timestamp (Default: off)"), OUTPUT_RAW_TIMESTAMP),
- OPT_BIT('l', NULL, &output_option, N_("Show long commit SHA1 (Default: off)"), OUTPUT_LONG_OBJECT_NAME),
- OPT_BIT('s', NULL, &output_option, N_("Suppress author name and timestamp (Default: off)"), OUTPUT_NO_AUTHOR),
- OPT_BIT('e', "show-email", &output_option, N_("Show author email instead of name (Default: off)"), OUTPUT_SHOW_EMAIL),
- OPT_BIT('w', NULL, &xdl_opts, N_("Ignore whitespace differences"), XDF_IGNORE_WHITESPACE),
- OPT_STRING_LIST(0, "ignore-rev", &ignore_rev_list, N_("rev"), N_("Ignore <rev> when blaming")),
- OPT_STRING_LIST(0, "ignore-revs-file", &ignore_revs_file_list, N_("file"), N_("Ignore revisions from <file>")),
+ OPT_BOOL(0, "incremental", &incremental, N_("show blame entries as we find them, incrementally")),
+ OPT_BOOL('b', NULL, &blank_boundary, N_("do not show object names of boundary commits (Default: off)")),
+ OPT_BOOL(0, "root", &show_root, N_("do not treat root commits as boundaries (Default: off)")),
+ OPT_BOOL(0, "show-stats", &show_stats, N_("show work cost statistics")),
+ OPT_BOOL(0, "progress", &show_progress, N_("force progress reporting")),
+ OPT_BIT(0, "score-debug", &output_option, N_("show output score for blame entries"), OUTPUT_SHOW_SCORE),
+ OPT_BIT('f', "show-name", &output_option, N_("show original filename (Default: auto)"), OUTPUT_SHOW_NAME),
+ OPT_BIT('n', "show-number", &output_option, N_("show original linenumber (Default: off)"), OUTPUT_SHOW_NUMBER),
+ OPT_BIT('p', "porcelain", &output_option, N_("show in a format designed for machine consumption"), OUTPUT_PORCELAIN),
+ OPT_BIT(0, "line-porcelain", &output_option, N_("show porcelain format with per-line commit information"), OUTPUT_PORCELAIN|OUTPUT_LINE_PORCELAIN),
+ OPT_BIT('c', NULL, &output_option, N_("use the same output mode as git-annotate (Default: off)"), OUTPUT_ANNOTATE_COMPAT),
+ OPT_BIT('t', NULL, &output_option, N_("show raw timestamp (Default: off)"), OUTPUT_RAW_TIMESTAMP),
+ OPT_BIT('l', NULL, &output_option, N_("show long commit SHA1 (Default: off)"), OUTPUT_LONG_OBJECT_NAME),
+ OPT_BIT('s', NULL, &output_option, N_("suppress author name and timestamp (Default: off)"), OUTPUT_NO_AUTHOR),
+ OPT_BIT('e', "show-email", &output_option, N_("show author email instead of name (Default: off)"), OUTPUT_SHOW_EMAIL),
+ OPT_BIT('w', NULL, &xdl_opts, N_("ignore whitespace differences"), XDF_IGNORE_WHITESPACE),
+ OPT_STRING_LIST(0, "ignore-rev", &ignore_rev_list, N_("rev"), N_("ignore <rev> when blaming")),
+ OPT_STRING_LIST(0, "ignore-revs-file", &ignore_revs_file_list, N_("file"), N_("ignore revisions from <file>")),
OPT_BIT(0, "color-lines", &output_option, N_("color redundant metadata from previous line differently"), OUTPUT_COLOR_LINE),
OPT_BIT(0, "color-by-age", &output_option, N_("color lines by age"), OUTPUT_SHOW_AGE_WITH_COLOR),
- OPT_BIT(0, "minimal", &xdl_opts, N_("Spend extra cycles to find better match"), XDF_NEED_MINIMAL),
- OPT_STRING('S', NULL, &revs_file, N_("file"), N_("Use revisions from <file> instead of calling git-rev-list")),
- OPT_STRING(0, "contents", &contents_from, N_("file"), N_("Use <file>'s contents as the final image")),
- OPT_CALLBACK_F('C', NULL, &opt, N_("score"), N_("Find line copies within and across files"), PARSE_OPT_OPTARG, blame_copy_callback),
- OPT_CALLBACK_F('M', NULL, &opt, N_("score"), N_("Find line movements within and across files"), PARSE_OPT_OPTARG, blame_move_callback),
- OPT_STRING_LIST('L', NULL, &range_list, N_("n,m"), N_("Process only line range n,m, counting from 1")),
+ OPT_BIT(0, "minimal", &xdl_opts, N_("spend extra cycles to find better match"), XDF_NEED_MINIMAL),
+ OPT_STRING('S', NULL, &revs_file, N_("file"), N_("use revisions from <file> instead of calling git-rev-list")),
+ OPT_STRING(0, "contents", &contents_from, N_("file"), N_("use <file>'s contents as the final image")),
+ OPT_CALLBACK_F('C', NULL, &opt, N_("score"), N_("find line copies within and across files"), PARSE_OPT_OPTARG, blame_copy_callback),
+ OPT_CALLBACK_F('M', NULL, &opt, N_("score"), N_("find line movements within and across files"), PARSE_OPT_OPTARG, blame_move_callback),
+ OPT_STRING_LIST('L', NULL, &range_list, N_("range"),
+ N_("process only line range <start>,<end> or function :<funcname>")),
OPT__ABBREV(&abbrev),
OPT_END()
};
@@ -1080,17 +1083,18 @@ parse_done:
sb.contents_from = contents_from;
sb.reverse = reverse;
sb.repo = the_repository;
+ sb.path = path;
build_ignorelist(&sb, &ignore_revs_file_list, &ignore_rev_list);
string_list_clear(&ignore_revs_file_list, 0);
string_list_clear(&ignore_rev_list, 0);
- setup_scoreboard(&sb, path, &o);
+ setup_scoreboard(&sb, &o);
/*
* Changed-path Bloom filters are disabled when looking
* for copies.
*/
if (!(opt & PICKAXE_BLAME_COPY))
- setup_blame_bloom_data(&sb, path);
+ setup_blame_bloom_data(&sb);
lno = sb.num_lines;
@@ -1109,7 +1113,7 @@ parse_done:
if ((!lno && (top || bottom)) || lno < bottom)
die(Q_("file %s has only %lu line",
"file %s has only %lu lines",
- lno), path, lno);
+ lno), sb.path, lno);
if (bottom < 1)
bottom = 1;
if (top < 1 || lno < top)
@@ -1134,7 +1138,6 @@ parse_done:
string_list_clear(&range_list, 0);
sb.ent = NULL;
- sb.path = path;
if (blame_move_score)
sb.move_score = blame_move_score;