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authoreban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2000-06-12 14:46:44 +0000
committereban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2000-06-12 14:46:44 +0000
commitc86f2148a2ba7c8117403eda288f52e9e9431289 (patch)
tree2012557c6adbc4999be8b8ea30add250e51325b9
parent548b5143db2c3d701520671ef1413cf3c39fcedf (diff)
2000-06-12
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@742 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r--ChangeLog10
-rw-r--r--configure.in4
-rw-r--r--time.c12
3 files changed, 19 insertions, 7 deletions
diff --git a/ChangeLog b/ChangeLog
index 3209353025..f7a8f9bccc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Mon Jun 12 23:41:54 2000 WATANABE Hirofumi <eban@os.rim.or.jp>
+
+ * configure.in (daylight): avoid GCC optimization.
+
+Mon Jun 12 19:02:27 2000 WATANABE Hirofumi <eban@os.rim.or.jp>
+
+ * configure.in: cygwin has strange timezone.
+
+ * time.c (time_zone): use tzname and daylight.
+
Sat Jun 10 23:10:32 2000 Yukihiro Matsumoto <matz@netlab.co.jp>
* io.c (rb_io_seek): whence is optional, default is SEEK_SET.
diff --git a/configure.in b/configure.in
index 242ce7f172..353bddbf61 100644
--- a/configure.in
+++ b/configure.in
@@ -157,7 +157,7 @@ openstep*) ;;
rhapsody*) ;;
human*) ac_cv_func_getpgrp_void=yes;;
beos*) ;;
-cygwin*) ;;
+cygwin*) rb_cv_have_daylight=no;;
mingw*) LIBS="-lwsock32 -lmsvcrt $LIBS"
ac_cv_header_a_out_h=no
ac_cv_header_pwd_h=no
@@ -211,7 +211,7 @@ AC_CHECK_FUNCS(fmod killpg drand48 random wait4 waitpid syscall getcwd\
AC_STRUCT_TIMEZONE
AC_CACHE_CHECK(for external int daylight, rb_cv_have_daylight,
[AC_TRY_LINK([],
- [extern int daylight; int i = daylight;],
+ [extern int daylight; daylight++;],
rb_cv_have_daylight=yes,
rb_cv_have_daylight=no)])
if test "$rb_cv_have_daylight" = yes; then
diff --git a/time.c b/time.c
index c26ec02e4e..c47413525c 100644
--- a/time.c
+++ b/time.c
@@ -272,6 +272,11 @@ static VALUE time_gmtime _((VALUE));
static VALUE time_localtime _((VALUE));
static VALUE time_get_tm _((VALUE, int));
+#if defined(HAVE_DAYLIGHT) && !defined __MINGW32__
+extern int daylight;
+extern long timezone;
+#endif
+
static time_t
make_time_t(tptr, utc_or_local)
struct tm *tptr;
@@ -313,9 +318,6 @@ make_time_t(tptr, utc_or_local)
if (!utc_or_local) { /* localtime zone adjust */
#if defined(HAVE_DAYLIGHT)
- extern int daylight;
- extern long timezone;
-
localtime(&guess);
guess += timezone + daylight;
#else
@@ -807,8 +809,8 @@ time_zone(time)
time_get_tm(time, tobj->gmt);
}
-#ifdef HAVE_TZNAME
- return rb_str_new2(tobj->tm.tm_zone);
+#if defined HAVE_TZNAME && defined HAVE_DAYLIGHT
+ return rb_str_new2(tzname[daylight && tobj->tm.tm_isdst]);
#else
len = strftime(buf, 64, "%Z", &tobj->tm);
return rb_str_new(buf, len);