iliaa Sun Apr 10 12:25:11 2005 EDT
Modified files:
/php-src NEWS
/php-src/ext/standard basic_functions.c basic_functions.h
Log:
Added time_sleep_until() function, which is a high precision mechanism of
making a script sleep until specified timestamp.
http://cvs.php.net/diff.php/php-src/NEWS?r1=1.1867&r2=1.1868&ty=u
Index: php-src/NEWS
diff -u php-src/NEWS:1.1867 php-src/NEWS:1.1868
--- php-src/NEWS:1.1867 Wed Apr 6 12:07:24 2005
+++ php-src/NEWS Sun Apr 10 12:25:11 2005
@@ -83,6 +83,7 @@
. fputcsv() (David Sklar)
. posix_access() (Magnus)
. htmlspecialchars_decode() (Ilia)
+ . time_sleep_until() (Ilia)
- Added DomDocument::$recover property for parsing not well-formed
XML Documents. (Christian)
- Added Cursor support for MySQL 5.0.x in mysqli (Georg)
http://cvs.php.net/diff.php/php-src/ext/standard/basic_functions.c?r1=1.708&r2=1.709&ty=u
Index: php-src/ext/standard/basic_functions.c
diff -u php-src/ext/standard/basic_functions.c:1.708
php-src/ext/standard/basic_functions.c:1.709
--- php-src/ext/standard/basic_functions.c:1.708 Wed Apr 6 10:19:14 2005
+++ php-src/ext/standard/basic_functions.c Sun Apr 10 12:25:11 2005
@@ -17,7 +17,7 @@
+----------------------------------------------------------------------+
*/
-/* $Id: basic_functions.c,v 1.708 2005/04/06 14:19:14 iliaa Exp $ */
+/* $Id: basic_functions.c,v 1.709 2005/04/10 16:25:11 iliaa Exp $ */
#include "php.h"
#include "php_streams.h"
@@ -167,6 +167,7 @@
PHP_FE(usleep,
NULL)
#if HAVE_NANOSLEEP
PHP_FE(time_nanosleep,
NULL)
+ PHP_FE(time_sleep_until,
NULL)
#endif
PHP_FE(time,
NULL)
PHP_FE(mktime,
NULL)
@@ -1790,6 +1791,48 @@
RETURN_FALSE;
}
/* }}} */
+
+/* {{{ proto mixed time_sleep_until(float timestamp)
+ Make the script sleep until the specified time */
+PHP_FUNCTION(time_sleep_until)
+{
+ double d_ts, c_ts;
+ struct timeval tm;
+ struct timespec php_req, php_rem;
+
+ if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "d", &d_ts)) {
+ WRONG_PARAM_COUNT;
+ }
+
+ if (gettimeofday((struct timeval *) &tm, NULL) != 0) {
+ RETURN_FALSE;
+ }
+
+ c_ts = (double)(d_ts - tm.tv_sec - tm.tv_usec / 1000000.00);
+ if (c_ts < 0) {
+ php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sleep until to
time is less then current time.");
+ RETURN_FALSE;
+ }
+
+ php_req.tv_sec = (time_t) c_ts;
+ if (php_req.tv_sec > c_ts) { /* rounding up occurred */
+ php_req.tv_sec--;
+ }
+ /* 1sec = 1000000000 nanoseconds */
+ php_req.tv_nsec = (long) ((c_ts - php_req.tv_sec) * 1000000000.00);
+
+ while (nanosleep(&php_req, &php_rem)) {
+ if (errno == EINTR) {
+ php_req.tv_sec = php_rem.tv_sec;
+ php_req.tv_nsec = php_rem.tv_nsec;
+ } else {
+ RETURN_FALSE;
+ }
+ }
+
+ RETURN_TRUE;
+}
+/* }}} */
#endif
/* {{{ proto string get_current_user(void)
http://cvs.php.net/diff.php/php-src/ext/standard/basic_functions.h?r1=1.136&r2=1.137&ty=u
Index: php-src/ext/standard/basic_functions.h
diff -u php-src/ext/standard/basic_functions.h:1.136
php-src/ext/standard/basic_functions.h:1.137
--- php-src/ext/standard/basic_functions.h:1.136 Wed Apr 6 10:19:14 2005
+++ php-src/ext/standard/basic_functions.h Sun Apr 10 12:25:11 2005
@@ -17,7 +17,7 @@
+----------------------------------------------------------------------+
*/
-/* $Id: basic_functions.h,v 1.136 2005/04/06 14:19:14 iliaa Exp $ */
+/* $Id: basic_functions.h,v 1.137 2005/04/10 16:25:11 iliaa Exp $ */
#ifndef BASIC_FUNCTIONS_H
#define BASIC_FUNCTIONS_H
@@ -50,6 +50,7 @@
PHP_FUNCTION(usleep);
#if HAVE_NANOSLEEP
PHP_FUNCTION(time_nanosleep);
+PHP_FUNCTION(time_sleep_until);
#endif
PHP_FUNCTION(flush);
#ifdef HAVE_INET_NTOP
--
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