revision: forbid combining --graph and --no-walk

diff --git a/date.c b/date.c
index f82a86506d8aa000ef6ac28923b5bbb077a34482..3eba2dfe8841cee28850e2f1f4177e1e32f1c8a8 100644 (file)
--- a/date.c
+++ b/date.c
@@ -200,7 +200,16 @@ const char *show_date(unsigned long time, int tz, enum date_mode mode)
                                tm->tm_mday,
                                tm->tm_hour, tm->tm_min, tm->tm_sec,
                                tz);
-       else if (mode == DATE_RFC2822)
+       else if (mode == DATE_ISO8601_STRICT) {
+               char sign = (tz >= 0) ? '+' : '-';
+               tz = abs(tz);
+               strbuf_addf(&timebuf, "%04d-%02d-%02dT%02d:%02d:%02d%c%02d:%02d",
+                               tm->tm_year + 1900,
+                               tm->tm_mon + 1,
+                               tm->tm_mday,
+                               tm->tm_hour, tm->tm_min, tm->tm_sec,
+                               sign, tz / 100, tz % 100);
+       } else if (mode == DATE_RFC2822)
                strbuf_addf(&timebuf, "%.3s, %d %.3s %d %02d:%02d:%02d %+05d",
                        weekday_names[tm->tm_wday], tm->tm_mday,
                        month_names[tm->tm_mon], tm->tm_year + 1900,
@@ -606,7 +615,7 @@ static int match_tz(const char *date, int *offp)
        return end - date;
 }
 
-static int date_string(unsigned long date, int offset, char *buf, int len)
+static void date_string(unsigned long date, int offset, struct strbuf *buf)
 {
        int sign = '+';
 
@@ -614,7 +623,7 @@ static int date_string(unsigned long date, int offset, char *buf, int len)
                offset = -offset;
                sign = '-';
        }
-       return snprintf(buf, len, "%lu %c%02d%02d", date, sign, offset / 60, offset % 60);
+       strbuf_addf(buf, "%lu %c%02d%02d", date, sign, offset / 60, offset % 60);
 }
 
 /*
@@ -736,13 +745,14 @@ int parse_expiry_date(const char *date, unsigned long *timestamp)
        return errors;
 }
 
-int parse_date(const char *date, char *result, int maxlen)
+int parse_date(const char *date, struct strbuf *result)
 {
        unsigned long timestamp;
        int offset;
        if (parse_date_basic(date, &timestamp, &offset))
                return -1;
-       return date_string(timestamp, offset, result, maxlen);
+       date_string(timestamp, offset, result);
+       return 0;
 }
 
 enum date_mode parse_date_format(const char *format)
@@ -752,6 +762,9 @@ enum date_mode parse_date_format(const char *format)
        else if (!strcmp(format, "iso8601") ||
                 !strcmp(format, "iso"))
                return DATE_ISO8601;
+       else if (!strcmp(format, "iso8601-strict") ||
+                !strcmp(format, "iso-strict"))
+               return DATE_ISO8601_STRICT;
        else if (!strcmp(format, "rfc2822") ||
                 !strcmp(format, "rfc"))
                return DATE_RFC2822;
@@ -767,7 +780,7 @@ enum date_mode parse_date_format(const char *format)
                die("unknown date format %s", format);
 }
 
-void datestamp(char *buf, int bufsize)
+void datestamp(struct strbuf *out)
 {
        time_t now;
        int offset;
@@ -777,7 +790,7 @@ void datestamp(char *buf, int bufsize)
        offset = tm_to_time_t(localtime(&now)) - now;
        offset /= 60;
 
-       date_string(now, offset, buf, bufsize);
+       date_string(now, offset, out);
 }
 
 /*