php-src/ext/standard/microtime.c
2001-06-06 13:06:12 +00:00

150 lines
3.9 KiB
C

/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Paul Panotzki - Bunyip Information Systems |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "php.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef PHP_WIN32
#include "win32/time.h"
#else
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include "microtime.h"
#define NUL '\0'
#define MICRO_IN_SEC 1000000.00
/* {{{ proto string microtime(void)
Returns a string containing the current time in seconds and microseconds */
PHP_FUNCTION(microtime)
{
#ifdef HAVE_GETTIMEOFDAY
struct timeval tp;
long sec = 0L;
double msec = 0.0;
char ret[100];
if (gettimeofday((struct timeval *) &tp, (NUL)) == 0) {
msec = (double) (tp.tv_usec / MICRO_IN_SEC);
sec = tp.tv_sec;
if (msec >= 1.0) msec -= (long) msec;
snprintf(ret, 100, "%.8f %ld", msec, sec);
RETVAL_STRING(ret,1);
} else
#endif
RETURN_FALSE;
}
/* }}} */
/* {{{ proto array gettimeofday(void)
Returns the current time as array */
PHP_FUNCTION(gettimeofday)
{
#ifdef HAVE_GETTIMEOFDAY
struct timeval tp;
struct timezone tz;
memset(&tp, 0, sizeof(tp));
memset(&tz, 0, sizeof(tz));
if(gettimeofday(&tp, &tz) == 0) {
array_init(return_value);
add_assoc_long(return_value, "sec", tp.tv_sec);
add_assoc_long(return_value, "usec", tp.tv_usec);
add_assoc_long(return_value, "minuteswest", tz.tz_minuteswest);
add_assoc_long(return_value, "dsttime", tz.tz_dsttime);
return;
} else
#endif
RETURN_FALSE;
}
/* }}} */
#ifdef HAVE_GETRUSAGE
/* {{{ proto array getrusage([int who])
Returns an array of usage statistics */
PHP_FUNCTION(getrusage)
{
struct rusage usg;
int ac = ZEND_NUM_ARGS();
pval **pwho;
int who = RUSAGE_SELF;
if(ac == 1 &&
zend_get_parameters_ex(ac, &pwho) != FAILURE) {
convert_to_long_ex(pwho);
if((*pwho)->value.lval == 1)
who = RUSAGE_CHILDREN;
}
memset(&usg, 0, sizeof(usg));
if(getrusage(who, &usg) == -1) {
RETURN_FALSE;
}
array_init(return_value);
#define PHP_RUSAGE_PARA(a) \
add_assoc_long(return_value, #a, usg.a)
#if !defined( _OSD_POSIX) && !defined(__BEOS__) /* BS2000 has only a few fields in the rusage struct */
PHP_RUSAGE_PARA(ru_oublock);
PHP_RUSAGE_PARA(ru_inblock);
PHP_RUSAGE_PARA(ru_msgsnd);
PHP_RUSAGE_PARA(ru_msgrcv);
PHP_RUSAGE_PARA(ru_maxrss);
PHP_RUSAGE_PARA(ru_ixrss);
PHP_RUSAGE_PARA(ru_idrss);
PHP_RUSAGE_PARA(ru_minflt);
PHP_RUSAGE_PARA(ru_majflt);
PHP_RUSAGE_PARA(ru_nsignals);
PHP_RUSAGE_PARA(ru_nvcsw);
PHP_RUSAGE_PARA(ru_nivcsw);
#endif /*_OSD_POSIX*/
PHP_RUSAGE_PARA(ru_utime.tv_usec);
PHP_RUSAGE_PARA(ru_utime.tv_sec);
PHP_RUSAGE_PARA(ru_stime.tv_usec);
PHP_RUSAGE_PARA(ru_stime.tv_sec);
#undef PHP_RUSAGE_PARA
}
#endif /* HAVE_GETRUSAGE */
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 tw=78 fdm=marker
* vim<600: sw=4 ts=4 tw=78
*/