[PATCH v5] blame: add support for --[no-]progress option
* created struct progress_info in builtin/blame.c
this struct holds the information used to display progress so
that only one additional parameter is passed to
found_guilty_entry().
* --[no-]progress option is also inherited by git-annotate.
Signed-off-by: Edmundo Carmona Antoranz <eantoranz@gmail.com>
---
Documentation/blame-options.txt | 7 +++++++
Documentation/git-blame.txt | 3 ++-
builtin/blame.c | 40 ++++++++++++++++++++++++++++++++++++----
3 files changed, 45 insertions(+), 5 deletions(-)
diff --git a/Documentation/blame-options.txt b/Documentation/blame-options.txt
index 760eab7..ef642b9 100644
--- a/Documentation/blame-options.txt
+++ b/Documentation/blame-options.txt
@@ -69,6 +69,13 @@ include::line-range-format.txt[]
iso format is used. For supported values, see the discussion
of the --date option at linkgit:git-log[1].
+--[no-]progress::
+ Progress status is reported on the standard error stream
+ by default when it is attached to a terminal. This flag
+ enables progress reporting even if not attached to a
+ terminal. Progress information won't be displayed if using
+ `--porcelain` or `--incremental`.
+
-M|<num>|::
Detect moved or copied lines within a file. When a commit
moves or copies a block of lines (e.g. the original file
diff --git a/Documentation/git-blame.txt b/Documentation/git-blame.txt
index e6e947c..b0154c2 100644
--- a/Documentation/git-blame.txt
+++ b/Documentation/git-blame.txt
@@ -10,7 +10,8 @@ SYNOPSIS
[verse]
'git blame' [-c] [-b] [-l] [--root] [-t] [-f] [-n] [-s] [-e] [-p] [-w] [--incremental]
[-L <range>] [-S <revs-file>] [-M] [-C] [-C] [-C] [--since=<date>]
- [--abbrev=<n>] [<rev> | --contents <file> | --reverse <rev>] [--] <file>
+ [--[no-]progress] [--abbrev=<n>] [<rev> | --contents <file> | --reverse <rev>]
+ [--] <file>
DESCRIPTION
-----------
diff --git a/builtin/blame.c b/builtin/blame.c
index 83612f5..954d32c 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -28,6 +28,7 @@
#include "line-range.h"
#include "line-log.h"
#include "dir.h"
+#include "progress.h"
static char blame_usage[] = N_("git blame [<options>] [<rev-opts>] [<rev>] [--] <file>");
@@ -50,6 +51,7 @@ static int incremental;
static int xdl_opts;
static int abbrev = -1;
static int no_whole_file_rename;
+static int show_progress;
static struct date_mode blame_date_mode = { DATE_ISO8601 };
static size_t blame_date_width;
@@ -127,6 +129,11 @@ struct origin {
char path[FLEX_ARRAY];
};
+struct progress_info {
+ struct progress *progress;
+ int blamed_lines;
+};
+
static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen,
xdl_emit_hunk_consume_func_t hunk_func, void *cb_data)
{
@@ -1746,7 +1753,8 @@ static int emit_one_suspect_detail(struct origin *suspect, int repeat)
* The blame_entry is found to be guilty for the range.
* Show it in incremental output.
*/
-static void found_guilty_entry(struct blame_entry *ent)
+static void found_guilty_entry(struct blame_entry *ent,
+ struct progress_info *pi)
{
if (incremental) {
struct origin *suspect = ent->suspect;
@@ -1758,6 +1766,8 @@ static void found_guilty_entry(struct blame_entry *ent)
write_filename_info(suspect->path);
maybe_flush_or_die(stdout, "stdout");
}
+ if (pi)
+ display_progress(pi->progress, pi->blamed_lines += ent->num_lines);
}
/*
@@ -1768,6 +1778,16 @@ static void assign_blame(struct scoreboard *sb, int opt)
{
struct rev_info *revs = sb->revs;
struct commit *commit = prio_queue_get(&sb->commits);
+ struct progress_info *pi = NULL;
+
+ if (show_progress) {
+ pi = malloc(sizeof(*pi));
+ if (pi) {
+ pi->progress = start_progress_delay(_("Blaming lines"),
+ sb->num_lines, 50, 1);
+ pi->blamed_lines = 0;
+ }
+ }
while (commit) {
struct blame_entry *ent;
@@ -1809,7 +1829,7 @@ static void assign_blame(struct scoreboard *sb, int opt)
suspect->guilty = 1;
for (;;) {
struct blame_entry *next = ent->next;
- found_guilty_entry(ent);
+ found_guilty_entry(ent, pi);
if (next) {
ent = next;
continue;
@@ -1825,6 +1845,11 @@ static void assign_blame(struct scoreboard *sb, int opt)
if (DEBUG) /* sanity */
sanity_check_refcnt(sb);
}
+
+ if (pi) {
+ stop_progress(&pi->progress);
+ free(pi);
+ };
}
static const char *format_time(unsigned long time, const char *tz_str,
@@ -2520,6 +2545,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
OPT_BOOL('b', NULL, &blank_boundary, N_("Show blank SHA-1 for 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),
@@ -2555,6 +2581,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
save_commit_buffer = 0;
dashdash_pos = 0;
+ show_progress = -1;
parse_options_start(&ctx, argc, argv, prefix, options,
PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0);
@@ -2579,6 +2606,11 @@ parse_done:
DIFF_OPT_CLR(&revs.diffopt, FOLLOW_RENAMES);
argc = parse_options_end(&ctx);
+ if (incremental || (output_option & OUTPUT_PORCELAIN))
+ show_progress = 0;
+ else if (show_progress < 0)
+ show_progress = isatty(2);
+
if (0 < abbrev)
/* one more abbrev length is needed for the boundary commit */
abbrev++;
@@ -2830,11 +2862,11 @@ parse_done:
read_mailmap(&mailmap, NULL);
+ assign_blame(&sb, opt);
+
if (!incremental)
setup_pager();
- assign_blame(&sb, opt);
-
free(final_commit_name);
if (incremental)
--
2.6.2
Edmundo Carmona Antoranz <eantoranz@gmail.com>