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Viewing changes to libdb/os/os_clock.c

  • Committer: Bazaar Package Importer
  • Author(s): Didier Roche
  • Date: 2010-05-17 17:02:06 UTC
  • mfrom: (1.1.79 upstream) (1.6.12 experimental)
  • Revision ID: james.westby@ubuntu.com-20100517170206-4ufr52vwrhh26yh0
Tags: 2.30.1-1ubuntu1
https://launchpad.net/bugs/42199
https://launchpad.net/bugs/229669
https://launchpad.net/bugs/173703
https://launchpad.net/bugs/360344
https://launchpad.net/bugs/508494
* Merge from debian experimental. Remaining change:
  (LP: #42199, #229669, #173703, #360344, #508494)
  + debian/control:
    - add Vcs-Bzr tag
    - don't use libgnome
    - Use Breaks instead of Conflicts against evolution 2.25 and earlier.
  + debian/evolution-data-server.install,
    debian/patches/45_libcamel_providers_version.patch:
    - use the upstream versioning, not a Debian-specific one 
  + debian/libedata-book1.2-dev.install, debian/libebackend-1.2-dev.install,
    debian/libcamel1.2-dev.install, debian/libedataserverui1.2-dev.install:
    - install html documentation
  + debian/rules:
    - don't build documentation it's shipped with the tarball

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libdb/os/os_clock.c
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/*-
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 * See the file LICENSE for redistribution information.
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 *
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 * Copyright (c) 2001-2002
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 *      Sleepycat Software.  All rights reserved.
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 */
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#include "db_config.h"
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#ifndef lint
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static const char revid[] = "$Id$";
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#endif /* not lint */
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#ifndef NO_SYSTEM_INCLUDES
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#include <sys/types.h>
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#if TIME_WITH_SYS_TIME
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#include <sys/time.h>
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#include <time.h>
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#else
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#if HAVE_SYS_TIME_H
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#include <sys/time.h>
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#else
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#include <time.h>
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#endif /* HAVE_SYS_TIME_H */
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#endif /* TIME_WITH SYS_TIME */
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#include <string.h>
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#endif
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#include "db_int.h"
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/*
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 * __os_clock --
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 *      Return the current time-of-day clock in seconds and microseconds.
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 *
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 * PUBLIC: int __os_clock __P((DB_ENV *, u_int32_t *, u_int32_t *));
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 */
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int
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__os_clock(dbenv, secsp, usecsp)
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        DB_ENV *dbenv;
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        u_int32_t *secsp, *usecsp;      /* Seconds and microseconds. */
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{
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#if defined(HAVE_GETTIMEOFDAY)
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        struct timeval tp;
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        int ret;
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retry:  if (gettimeofday(&tp, NULL) != 0) {
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                if ((ret = __os_get_errno()) == EINTR)
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                        goto retry;
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                __db_err(dbenv, "gettimeofday: %s", strerror(ret));
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                return (ret);
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        }
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        if (secsp != NULL)
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                *secsp = tp.tv_sec;
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        if (usecsp != NULL)
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                *usecsp = tp.tv_usec;
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#endif
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#if !defined(HAVE_GETTIMEOFDAY) && defined(HAVE_CLOCK_GETTIME)
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        struct timespec tp;
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        int ret;
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retry:  if (clock_gettime(CLOCK_REALTIME, &tp) != 0) {
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                if ((ret = __os_get_errno()) == EINTR)
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                        goto retry;
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                __db_err(dbenv, "clock_gettime: %s", strerror(ret));
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                return (ret);
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        }
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        if (secsp != NULL)
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                *secsp = tp.tv_sec;
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        if (usecsp != NULL)
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                *usecsp = tp.tv_nsec / 1000;
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#endif
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#if !defined(HAVE_GETTIMEOFDAY) && !defined(HAVE_CLOCK_GETTIME)
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        time_t now;
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        int ret;
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        if (time(&now) == (time_t)-1) {
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                ret = __os_get_errno();
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                __db_err(dbenv, "time: %s", strerror(ret));
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                return (ret);
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        }
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        if (secsp != NULL)
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                *secsp = now;
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        if (usecsp != NULL)
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                *usecsp = 0;
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#endif
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        return (0);
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}