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// Copyright (C) 2001-2005 Open Source Telecom Corporation.
// Copyright (C) 2006-2010 David Sugar, Tycho Softworks.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
//
// This exception applies only to the code released under the name GNU
// Common C++. If you copy code from other releases into a copy of GNU
// Common C++, as the General Public License permits, the exception does
// not apply to the code that you add in this way. To avoid misleading
// anyone as to the status of such modified files, you must delete
// this exception notice from them.
//
// If you write modifications of your own for GNU Common C++, it is your choice
// whether to permit this exception to apply to your modifications.
// If you do not wish that, delete this exception notice.
//
#include <cc++/config.h>
#include <cc++/export.h>
#include <cc++/strchar.h>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#ifdef WIN32
#ifndef _WIN32_WCE
#include <sys/timeb.h>
#endif
#else
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_FILE_H
#include <sys/file.h>
#endif
#ifdef HAVE_SYS_LOCKF_H
#include <sys/lockf.h>
#endif
#ifdef COMMON_AIX_FIXES
#undef LOCK_EX
#undef LOCK_SH
#endif
#ifndef F_LOCK
#define MISSING_LOCKF
enum {
F_ULOCK = 1,
F_LOCK,
F_TLOCK,
F_TEST
};
#endif
#endif
#ifdef CCXX_NAMESPACES
namespace ost {
using namespace std;
#endif
#ifdef WIN32
#ifdef _WIN32_WCE
int gettimeofday(struct timeval *tv_, void *tz_)
{
// We could use _ftime(), but it is not available on WinCE.
// (WinCE also lacks time.h)
// Note also that the average error of _ftime is around 20 ms :)
DWORD ms = GetTickCount();
tv_->tv_sec = ms / 1000;
tv_->tv_usec = ms * 1000;
return 0;
}
#else
int gettimeofday(struct timeval *tv_, void *tz_)
{
#if defined(_MSC_VER) && _MSC_VER >= 1300
struct __timeb64 tb;
_ftime64(&tb);
#else
# ifndef __BORLANDC__
struct _timeb tb;
_ftime(&tb);
# else
struct timeb tb;
ftime(&tb);
# endif
#endif
tv_->tv_sec = (long)tb.time;
tv_->tv_usec = tb.millitm * 1000;
return 0;
}
#endif
#endif
#ifndef WIN32
#ifdef HAVE_GETTIMEOFDAY
unsigned long getTicks(void)
{
unsigned long ticks;
struct timeval now;
gettimeofday(&now, NULL);
ticks = now.tv_sec * 1000l;
ticks += now.tv_usec / 1000l;
return ticks;
}
#endif
#else
DWORD getTicks(void)
{
return GetTickCount();
}
#endif
#ifndef HAVE_STRDUP
char *strdup(const char *str)
{
if(!str)
return NULL;
size_t len = strlen(str) + 1;
char *dest = (char *)malloc(len);
if(!dest)
return NULL;
return setString(dest, len, str);
}
#endif
#ifndef HAVE_MEMMOVE
void *memmove (char *dest, const char *source, size_t length)
{
char *save = dest;
if (source < dest) {
for (source += length, dest += length; length; --length)
*--dest = *--source;
}
else if (source != dest) {
for (; length; --length)
*dest++ = *source++;
}
return (void *) save;
}
#endif
#ifndef HAVE_LOCKF
int lockf(int fd, int cmd, long len)
{
struct flock lck;
lck.l_start = 0l;
lck.l_whence = SEEK_CUR;
lck.l_len = len;
switch(cmd) {
case F_ULOCK:
lck.l_type = F_UNLCK;
return fcntl(fd, F_SETLK, &lck);
case F_LOCK:
lck.l_type = F_WRLCK;
return fcntl(fd, F_SETLKW, &lck);
case F_TLOCK:
lck.l_type = F_WRLCK;
return fcntl(fd, F_SETLK, &lck);
case F_TEST:
lck.l_type = F_WRLCK;
fcntl(fd, F_GETLK, &lck);
if(lck.l_type == F_UNLCK)
return 0;
return -1;
}
}
#endif
#ifdef CCXX_NAMESPACES
}
#endif
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