gecko-dev/nsprpub/config/now.c

102 строки
2.5 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include <stdio.h>
#include <stdlib.h>
#if defined(XP_UNIX) || defined(XP_OS2_EMX)
#include <sys/time.h>
#elif defined(WIN32) || defined(XP_OS2_VACPP)
#include <sys/timeb.h>
#else
#error "Architecture not supported"
#endif
int main(int argc, char **argv)
{
#if defined(OMIT_LIB_BUILD_TIME)
/*
* Some platforms don't have any 64-bit integer type
* such as 'long long'. Because we can't use NSPR's
* PR_snprintf in this program, it is difficult to
* print a static initializer for PRInt64 (a struct).
* So we print nothing. The makefiles that build the
* shared libraries will detect the empty output string
* of this program and omit the library build time
* in PRVersionDescription.
*/
#elif defined(XP_UNIX) || defined(XP_OS2_EMX)
long long now;
struct timeval tv;
#ifdef HAVE_SVID_GETTOD
gettimeofday(&tv);
#else
gettimeofday(&tv, NULL);
#endif
now = ((1000000LL) * tv.tv_sec) + (long long)tv.tv_usec;
#if defined(OSF1)
fprintf(stdout, "%ld", now);
#else
fprintf(stdout, "%lld", now);
#endif
#elif defined(WIN32)
__int64 now;
struct timeb b;
ftime(&b);
now = b.time;
now *= 1000000;
now += (1000 * b.millitm);
fprintf(stdout, "%I64d", now);
#elif defined(XP_OS2_VACPP)
/* no long long or i64 so we use a string */
#include <string.h>
char buf[24];
char tbuf[7];
time_t now;
long mtime;
int i;
struct timeb b;
ftime(&b);
now = b.time;
_ltoa(now, buf, 10);
mtime = b.millitm * 1000;
if (mtime == 0){
++now;
strcat(buf, "000000");
} else {
_ltoa(mtime, tbuf, 10);
for (i = strlen(tbuf); i < 6; ++i)
strcat(buf, "0");
strcat(buf, tbuf);
}
fprintf(stdout, "%s", buf);
#else
#error "Architecture not supported"
#endif
return 0;
} /* main */
/* now.c */