* time.c (time_to_s): generate RFC822 style date string.

  [ruby-dev:29143]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10617 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 17 insertions, 2 deletions

diff --git a/time.c b/time.c
index 62be1f521c..d68c1dfee3 100644
--- a/time.c
+++ b/time.c
@@ -1203,10 +1203,25 @@ time_to_s(VALUE time)
 	time_get_tm(time, tobj->gmt);
     }
     if (tobj->gmt == 1) {
-	len = strftime(buf, 128, "%a %b %d %H:%M:%S UTC %Y", &tobj->tm);
+	len = strftime(buf, 128, "%a %b %d %Y %H:%M:%S UTC", &tobj->tm);
     }
     else {
-	len = strftime(buf, 128, "%a %b %d %H:%M:%S %Z %Y", &tobj->tm);
+	time_t off;
+	char buf2[32];
+	char sign = '+';
+#if defined(HAVE_STRUCT_TM_TM_GMTOFF)
+	off = tobj->tm.tm_gmtoff;
+#else
+	VALUE tmp = time_utc_offset(time);
+	off = NUM2INT(tmp);
+#endif
+	if (off < 0) {
+	    sign = '-';
+	    off = -off;
+	}
+	sprintf(buf2, "%%a %%b %%d %%Y %%H:%%M:%%S %c%02d%02d",
+		sign, off/3600, off%3600/60);
+	len = strftime(buf, 128, buf2, &tobj->tm);
     }
     return rb_str_new(buf, len);
 }