diff options
| -rw-r--r-- | Documentation/git-log.txt | 4 | ||||
| -rw-r--r-- | Documentation/rev-list-options.txt | 7 | ||||
| -rw-r--r-- | builtin/blame.c | 4 | ||||
| -rw-r--r-- | cache.h | 3 | ||||
| -rw-r--r-- | date.c | 148 | ||||
| -rw-r--r-- | t/helper/test-date.c | 13 | ||||
| -rwxr-xr-x | t/t0006-date.sh | 22 |
7 files changed, 176 insertions, 25 deletions
diff --git a/Documentation/git-log.txt b/Documentation/git-log.txt index 90761f1..b02e922 100644 --- a/Documentation/git-log.txt +++ b/Documentation/git-log.txt @@ -192,6 +192,10 @@ log.date:: Default format for human-readable dates. (Compare the `--date` option.) Defaults to "default", which means to write dates like `Sat May 8 19:35:34 2010 -0500`. ++ +If the format is set to "auto:foo" and the pager is in use, format +"foo" will be the used for the date format. Otherwise "default" will +be used. log.follow:: If `true`, `git log` will act as if the `--follow` option was used when diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt index 8a48679..cad711c 100644 --- a/Documentation/rev-list-options.txt +++ b/Documentation/rev-list-options.txt @@ -836,6 +836,13 @@ Note that the `-local` option does not affect the seconds-since-epoch value (which is always measured in UTC), but does switch the accompanying timezone value. + +`--date=human` shows the timezone if the timezone does not match the +current time-zone, and doesn't print the whole date if that matches +(ie skip printing year for dates that are "this year", but also skip +the whole date itself if it's in the last few days and we can just say +what weekday it was). For older dates the hour and minute is also +omitted. ++ `--date=unix` shows the date as a Unix epoch timestamp (seconds since 1970). As with `--raw`, this is always in UTC and therefore `-local` has no effect. diff --git a/builtin/blame.c b/builtin/blame.c index 0074ed3..581de0d 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -925,6 +925,10 @@ parse_done: */ blame_date_width = utf8_strwidth(_("4 years, 11 months ago")) + 1; /* add the null */ break; + case DATE_HUMAN: + /* If the year is shown, no time is shown */ + blame_date_width = sizeof("Thu Oct 19 16:00"); + break; case DATE_NORMAL: blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700"); break; @@ -1463,6 +1463,7 @@ extern struct object *peel_to_type(const char *name, int namelen, enum date_mode_type { DATE_NORMAL = 0, + DATE_HUMAN, DATE_RELATIVE, DATE_SHORT, DATE_ISO8601, @@ -1490,6 +1491,8 @@ struct date_mode *date_mode_from_type(enum date_mode_type type); const char *show_date(timestamp_t time, int timezone, const struct date_mode *mode); void show_date_relative(timestamp_t time, const struct timeval *now, struct strbuf *timebuf); +void show_date_human(timestamp_t time, int tz, const struct timeval *now, + struct strbuf *timebuf); int parse_date(const char *date, struct strbuf *out); int parse_date_basic(const char *date, timestamp_t *timestamp, int *offset); int parse_expiry_date(const char *date, timestamp_t *timestamp); @@ -77,22 +77,16 @@ static struct tm *time_to_tm_local(timestamp_t time) } /* - * What value of "tz" was in effect back then at "time" in the - * local timezone? + * Fill in the localtime 'struct tm' for the supplied time, + * and return the local tz. */ -static int local_tzoffset(timestamp_t time) +static int local_time_tzoffset(time_t t, struct tm *tm) { - time_t t, t_local; - struct tm tm; + time_t t_local; int offset, eastwest; - if (date_overflows(time)) - die("Timestamp too large for this system: %"PRItime, time); - - t = (time_t)time; - localtime_r(&t, &tm); - t_local = tm_to_time_t(&tm); - + localtime_r(&t, tm); + t_local = tm_to_time_t(tm); if (t_local == -1) return 0; /* error; just use +0000 */ if (t_local < t) { @@ -107,6 +101,33 @@ static int local_tzoffset(timestamp_t time) return offset * eastwest; } +/* + * What value of "tz" was in effect back then at "time" in the + * local timezone? + */ +static int local_tzoffset(timestamp_t time) +{ + struct tm tm; + + if (date_overflows(time)) + die("Timestamp too large for this system: %"PRItime, time); + + return local_time_tzoffset((time_t)time, &tm); +} + +static void get_time(struct timeval *now) +{ + const char *x; + + x = getenv("GIT_TEST_DATE_NOW"); + if (x) { + now->tv_sec = atoi(x); + now->tv_usec = 0; + } + else + gettimeofday(now, NULL); +} + void show_date_relative(timestamp_t time, const struct timeval *now, struct strbuf *timebuf) @@ -191,9 +212,80 @@ struct date_mode *date_mode_from_type(enum date_mode_type type) return &mode; } +static void show_date_normal(struct strbuf *buf, timestamp_t time, struct tm *tm, int tz, struct tm *human_tm, int human_tz, int local) +{ + struct { + unsigned int year:1, + date:1, + wday:1, + time:1, + seconds:1, + tz:1; + } hide = { 0 }; + + hide.tz = local || tz == human_tz; + hide.year = tm->tm_year == human_tm->tm_year; + if (hide.year) { + if (tm->tm_mon == human_tm->tm_mon) { + if (tm->tm_mday > human_tm->tm_mday) { + /* Future date: think timezones */ + } else if (tm->tm_mday == human_tm->tm_mday) { + hide.date = hide.wday = 1; + } else if (tm->tm_mday + 5 > human_tm->tm_mday) { + /* Leave just weekday if it was a few days ago */ + hide.date = 1; + } + } + } + + /* Show "today" times as just relative times */ + if (hide.wday) { + struct timeval now; + get_time(&now); + show_date_relative(time, &now, buf); + return; + } + + /* + * Always hide seconds for human-readable. + * Hide timezone if showing date. + * Hide weekday and time if showing year. + * + * The logic here is two-fold: + * (a) only show details when recent enough to matter + * (b) keep the maximum length "similar", and in check + */ + if (human_tm->tm_year) { + hide.seconds = 1; + hide.tz |= !hide.date; + hide.wday = hide.time = !hide.year; + } + + if (!hide.wday) + strbuf_addf(buf, "%.3s ", weekday_names[tm->tm_wday]); + if (!hide.date) + strbuf_addf(buf, "%.3s %d ", month_names[tm->tm_mon], tm->tm_mday); + + /* Do we want AM/PM depending on locale? */ + if (!hide.time) { + strbuf_addf(buf, "%02d:%02d", tm->tm_hour, tm->tm_min); + if (!hide.seconds) + strbuf_addf(buf, ":%02d", tm->tm_sec); + } else + strbuf_rtrim(buf); + + if (!hide.year) + strbuf_addf(buf, " %d", tm->tm_year + 1900); + + if (!hide.tz) + strbuf_addf(buf, " %+05d", tz); +} + const char *show_date(timestamp_t time, int tz, const struct date_mode *mode) { struct tm *tm; + struct tm human_tm = { 0 }; + int human_tz = -1; static struct strbuf timebuf = STRBUF_INIT; if (mode->type == DATE_UNIX) { @@ -202,6 +294,15 @@ const char *show_date(timestamp_t time, int tz, const struct date_mode *mode) return timebuf.buf; } + if (mode->type == DATE_HUMAN) { + struct timeval now; + + get_time(&now); + + /* Fill in the data for "current time" in human_tz and human_tm */ + human_tz = local_time_tzoffset(now.tv_sec, &human_tm); + } + if (mode->local) tz = local_tzoffset(time); @@ -215,7 +316,7 @@ const char *show_date(timestamp_t time, int tz, const struct date_mode *mode) struct timeval now; strbuf_reset(&timebuf); - gettimeofday(&now, NULL); + get_time(&now); show_date_relative(time, &now, &timebuf); return timebuf.buf; } @@ -258,14 +359,7 @@ const char *show_date(timestamp_t time, int tz, const struct date_mode *mode) strbuf_addftime(&timebuf, mode->strftime_fmt, tm, tz, !mode->local); else - strbuf_addf(&timebuf, "%.3s %.3s %d %02d:%02d:%02d %d%c%+05d", - weekday_names[tm->tm_wday], - month_names[tm->tm_mon], - tm->tm_mday, - tm->tm_hour, tm->tm_min, tm->tm_sec, - tm->tm_year + 1900, - mode->local ? 0 : ' ', - tz); + show_date_normal(&timebuf, time, tm, tz, &human_tm, human_tz, mode->local); return timebuf.buf; } @@ -819,6 +913,8 @@ static enum date_mode_type parse_date_type(const char *format, const char **end) return DATE_SHORT; if (skip_prefix(format, "default", end)) return DATE_NORMAL; + if (skip_prefix(format, "human", end)) + return DATE_HUMAN; if (skip_prefix(format, "raw", end)) return DATE_RAW; if (skip_prefix(format, "unix", end)) @@ -833,6 +929,14 @@ void parse_date_format(const char *format, struct date_mode *mode) { const char *p; + /* "auto:foo" is "if tty/pager, then foo, otherwise normal" */ + if (skip_prefix(format, "auto:", &p)) { + if (isatty(1) || pager_in_use()) + format = p; + else + format = "default"; + } + /* historical alias */ if (!strcmp(format, "local")) format = "default-local"; @@ -1205,7 +1309,7 @@ timestamp_t approxidate_careful(const char *date, int *error_ret) return timestamp; } - gettimeofday(&tv, NULL); + get_time(&tv); return approxidate_str(date, &tv, error_ret); } diff --git a/t/helper/test-date.c b/t/helper/test-date.c index aac4d54..a47bfa3 100644 --- a/t/helper/test-date.c +++ b/t/helper/test-date.c @@ -3,6 +3,7 @@ static const char *usage_msg = "\n" " test-tool date relative [time_t]...\n" +" test-tool date human [time_t]...\n" " test-tool date show:<format> [time_t]...\n" " test-tool date parse [date]...\n" " test-tool date approxidate [date]...\n" @@ -22,6 +23,14 @@ static void show_relative_dates(const char **argv, struct timeval *now) strbuf_release(&buf); } +static void show_human_dates(const char **argv) +{ + for (; *argv; argv++) { + time_t t = atoi(*argv); + printf("%s -> %s\n", *argv, show_date(t, 0, DATE_MODE(HUMAN))); + } +} + static void show_dates(const char **argv, const char *format) { struct date_mode mode; @@ -87,7 +96,7 @@ int cmd__date(int argc, const char **argv) struct timeval now; const char *x; - x = getenv("TEST_DATE_NOW"); + x = getenv("GIT_TEST_DATE_NOW"); if (x) { now.tv_sec = atoi(x); now.tv_usec = 0; @@ -100,6 +109,8 @@ int cmd__date(int argc, const char **argv) usage(usage_msg); if (!strcmp(*argv, "relative")) show_relative_dates(argv+1, &now); + else if (!strcmp(*argv, "human")) + show_human_dates(argv+1); else if (skip_prefix(*argv, "show:", &x)) show_dates(argv+1, x); else if (!strcmp(*argv, "parse")) diff --git a/t/t0006-date.sh b/t/t0006-date.sh index ffb2975..d9fcc82 100755 --- a/t/t0006-date.sh +++ b/t/t0006-date.sh @@ -4,10 +4,10 @@ test_description='test date parsing and printing' . ./test-lib.sh # arbitrary reference time: 2009-08-30 19:20:00 -TEST_DATE_NOW=1251660000; export TEST_DATE_NOW +GIT_TEST_DATE_NOW=1251660000; export GIT_TEST_DATE_NOW check_relative() { - t=$(($TEST_DATE_NOW - $1)) + t=$(($GIT_TEST_DATE_NOW - $1)) echo "$t -> $2" >expect test_expect_${3:-success} "relative date ($2)" " test-tool date relative $t >actual && @@ -128,4 +128,22 @@ check_approxidate '6AM, June 7, 2009' '2009-06-07 06:00:00' check_approxidate '2008-12-01' '2008-12-01 19:20:00' check_approxidate '2009-12-01' '2009-12-01 19:20:00' +check_date_format_human() { + t=$(($GIT_TEST_DATE_NOW - $1)) + echo "$t -> $2" >expect + test_expect_success "human date $t" ' + test-tool date human $t >actual && + test_i18ncmp expect actual +' +} + +check_date_format_human 18000 "5 hours ago" # 5 hours ago +check_date_format_human 432000 "Tue Aug 25 19:20" # 5 days ago +check_date_format_human 1728000 "Mon Aug 10 19:20" # 3 weeks ago +check_date_format_human 13000000 "Thu Apr 2 08:13" # 5 months ago +check_date_format_human 31449600 "Aug 31 2008" # 12 months ago +check_date_format_human 37500000 "Jun 22 2008" # 1 year, 2 months ago +check_date_format_human 55188000 "Dec 1 2007" # 1 year, 9 months ago +check_date_format_human 630000000 "Sep 13 1989" # 20 years ago + test_done |