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Merged revisions 82285 via svnmerge from

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https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r82285 | tilghman | 2007-09-12 15:12:06 -0500 (Wed, 12 Sep 2007) | 4 lines

Working on issue #10531 exposed a rather nasty 64-bit issue on ast_mktime, so we
updated the localtime.c file from source.  Next we'll have to write ast_strptime
to match.

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@82290 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2007-09-12 21:25:57 +00:00
parent 25e4377167
commit 82cf384e03
6 changed files with 996 additions and 716 deletions
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97
main/stdtime/tzfile.h
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@@ -2,17 +2,18 @@
#define TZFILE_H
/*! \brief
* This file is in the public domain, so clarified as of
* 1996-06-05 by
* \author Arthur David Olson (arthur_david_olson@nih.gov).
*
* \note This header is for use ONLY with the time conversion code.
* There is no guarantee that it will remain unchanged,
* or that it will remain at all.
* Do NOT copy it to any system include directory.
* Thank you!
*/
/*
** This file is in the public domain, so clarified as of
** 1996-06-05 by Arthur David Olson.
*/
/*
** This header is for use ONLY with the time conversion code.
** There is no guarantee that it will remain unchanged,
** or that it will remain at all.
** Do NOT copy it to any system include directory.
** Thank you!
*/
/*
** ID
@@ -20,9 +21,7 @@
#ifndef lint
#ifndef NOID
/*
static char tzfilehid[] = "@(#)tzfile.h 7.14";
*/
static char __attribute__((unused)) tzfilehid[] = "@(#)tzfile.h 8.1";
#endif /* !defined NOID */
#endif /* !defined lint */
@@ -31,11 +30,19 @@ static char tzfilehid[] = "@(#)tzfile.h 7.14";
*/
#ifndef TZDIR
#define TZDIR "/usr/share/zoneinfo" /*!< Time zone object file directory */
#ifdef SOLARIS
#define TZDIR "/usr/share/lib/zoneinfo"
#else
#ifdef FREEBSD
#define TZDIR "/usr/local/etc/zoneinfo" /* Time zone object file directory */
#else
#define TZDIR "/usr/share/zoneinfo"
#endif /* defined FREEBSD */
#endif /* defined SOLARIS */
#endif /* !defined TZDIR */
#ifndef TZDEFAULT
#define TZDEFAULT "/etc/localtime"
#define TZDEFAULT "localtime"
#endif /* !defined TZDEFAULT */
#ifndef TZDEFRULES
@@ -49,8 +56,9 @@ static char tzfilehid[] = "@(#)tzfile.h 7.14";
#define TZ_MAGIC "TZif"
struct tzhead {
char tzh_magic[4]; /* TZ_MAGIC */
char tzh_reserved[16]; /* reserved for future use */
char tzh_magic[4]; /* TZ_MAGIC */
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 */
@@ -84,19 +92,23 @@ struct tzhead {
** assumed to be local time
*/
/*
** 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
@@ -106,7 +118,7 @@ struct tzhead {
#ifdef NOSOLAR
/*
** Must be at least 14 for Europe/Riga as of Jan 12 1995,
** as noted by Earl Chew <earl@hpato.aus.hp.com>.
** as noted by Earl Chew.
*/
#define TZ_MAX_TYPES 20 /* Maximum number of local time types */
#endif /* !defined NOSOLAR */
@@ -157,33 +169,20 @@ struct tzhead {
#define EPOCH_YEAR 1970
#define EPOCH_WDAY TM_THURSDAY
/*
** Accurate only for the past couple of centuries;
** that will probably do.
*/
#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
#ifndef USG
/*
** Use of the underscored variants may cause problems if you move your code to
** certain System-V-based systems; for maximum portability, use the
** underscore-free variants. The underscored variants are provided for
** backward compatibility only; they may disappear from future versions of
** this file.
** Since everything in isleap is modulo 400 (or a factor of 400), we know that
** isleap(y) == isleap(y % 400)
** and so
** isleap(a + b) == isleap((a + b) % 400)
** or
** isleap(a + b) == isleap(a % 400 + b % 400)
** This is true even if % means modulo rather than Fortran remainder
** (which is allowed by C89 but not C99).
** We use this to avoid addition overflow problems.
*/
#define SECS_PER_MIN SECSPERMIN
#define MINS_PER_HOUR MINSPERHOUR
#define HOURS_PER_DAY HOURSPERDAY
#define DAYS_PER_WEEK DAYSPERWEEK
#define DAYS_PER_NYEAR DAYSPERNYEAR
#define DAYS_PER_LYEAR DAYSPERLYEAR
#define SECS_PER_HOUR SECSPERHOUR
#define SECS_PER_DAY SECSPERDAY
#define MONS_PER_YEAR MONSPERYEAR
#endif /* !defined USG */
#define isleap_sum(a, b) isleap((a) % 400 + (b) % 400)
#endif /* !defined TZFILE_H */