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[platform/upstream/glibc.git] / timezone / tzfile.h

diff --git a/timezone/tzfile.h b/timezone/tzfile.h
index fb6ca98..3a9eee3 100644 (file)
--- a/timezone/tzfile.h
+++ b/timezone/tzfile.h
@@ -21,7 +21,7 @@
 
 #ifndef lint
 #ifndef NOID
-static char    tzfilehid[] = "@(#)tzfile.h     7.18";
+static char    tzfilehid[] = "@(#)tzfile.h     8.1";
 #endif /* !defined NOID */
 #endif /* !defined lint */
 
@@ -49,7 +49,8 @@ static char   tzfilehid[] = "@(#)tzfile.h     7.18";
 
 struct tzhead {
        char    tzh_magic[4];           /* TZ_MAGIC */
-       char    tzh_reserved[16];       /* reserved for future use */
+       char    tzh_version[1];         /* '\0' or '2' as of 2005 */
+       char    tzh_reserved[15];       /* reserved--must be zero */
        char    tzh_ttisgmtcnt[4];      /* coded number of trans. time flags */
        char    tzh_ttisstdcnt[4];      /* coded number of trans. time flags */
        char    tzh_leapcnt[4];         /* coded number of leap seconds */
@@ -84,18 +85,22 @@ struct tzhead {
 */
 
 /*
+** If tzh_version is '2' or greater, the above is followed by a second instance
+** of tzhead and a second instance of the data in which each coded transition
+** time uses 8 rather than 4 chars,
+** then a POSIX-TZ-environment-variable-style string for use in handling
+** instants after the last transition time stored in the file
+** (with nothing between the newlines if there is no POSIX representation for
+** such instants).
+*/
+
+/*
 ** In the current implementation, "tzset()" refuses to deal with files that
 ** exceed any of the limits below.
 */
 
 #ifndef TZ_MAX_TIMES
-/*
-** The TZ_MAX_TIMES value below is enough to handle a bit more than a
-** year's worth of solar time (corrected daily to the nearest second) or
-** 138 years of Pacific Presidential Election time
-** (where there are three time zone transitions every fourth year).
-*/
-#define TZ_MAX_TIMES   370
+#define TZ_MAX_TIMES   1200
 #endif /* !defined TZ_MAX_TIMES */
 
 #ifndef TZ_MAX_TYPES