From: Ilia Alshanetsky <iliaa@php.net>
Date: Wed, 12 Nov 2003 22:02:37 +0000 (+0000)
Subject: Added nanosleep(), in addition to allowing setting of very short states.
X-Git-Tag: php-5.0.0b3RC1~708
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3691ab699cfd335d62239540c096770cbe845eb8;p=php

Added nanosleep(), in addition to allowing setting of very short states.
This function is signal safe.
---

diff --git a/NEWS b/NEWS
index 01b6c0a0bf..0534a3f058 100644
--- a/NEWS
+++ b/NEWS
@@ -1,7 +1,9 @@
 PHP                                                                        NEWS
 |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 ?? Oct 2003, PHP 5 Beta 3
-- Added dba_key_split() to split inifile keys in an array. (Marcus)
+- Added new functions:
+  . dba_key_split() to split inifile keys in an array. (Marcus)
+  . nanosleep() signal safe sleep (Magnus, Ilia)
 - Fixed bug #26083 (Non-working write support in ext/dom). (Ilia)
 - Fixed bug #24394 (Serializing cross-referenced objects causes segfault).
   (Moriyoshi)
diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index 3e38200075..619e89d92b 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -301,6 +301,7 @@ function_entry basic_functions[] = {
 	PHP_FE(bin2hex,															NULL)
 	PHP_FE(sleep,															NULL)
 	PHP_FE(usleep,															NULL)
+	PHP_FE(nanosleep,														NULL)
 	PHP_FE(time,															NULL)
 	PHP_FE(mktime,															NULL)
 	PHP_FE(gmmktime,														NULL)
@@ -1690,6 +1691,34 @@ PHP_FUNCTION(usleep)
 }
 /* }}} */
 
+/* {{{ proto mixed nanosleep(long seconds, long nanoseconds)
+   Delay for a number of seconds and nano seconds */
+PHP_FUNCTION(nanosleep)
+{
+	long tv_sec, tv_nsec;
+	struct timespec php_req, php_rem;
+	
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &tv_sec, &tv_nsec)) {
+		WRONG_PARAM_COUNT;
+	}
+
+	php_req.tv_sec = (time_t) tv_sec;
+	php_req.tv_nsec = tv_nsec;
+	if (!nanosleep(&php_req, &php_rem)) {
+		RETURN_TRUE;
+	} else if (errno == EINTR) {
+		array_init(return_value);
+		add_assoc_long_ex(return_value, "seconds", sizeof("seconds"), php_rem.tv_sec);
+		add_assoc_long_ex(return_value, "nanoseconds", sizeof("nanoseconds"), php_rem.tv_nsec);
+		return;
+	} else if (errno == EINVAL) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "nanoseconds was not in the range 0 to 999 999 999 or seconds was negative");
+	}
+
+	RETURN_FALSE;
+}
+/* }}} */
+
 /* {{{ proto string get_current_user(void)
    Get the name of the owner of the current PHP script */
 PHP_FUNCTION(get_current_user)
diff --git a/ext/standard/basic_functions.h b/ext/standard/basic_functions.h
index 6ef8b91be9..e83fb68aea 100644
--- a/ext/standard/basic_functions.h
+++ b/ext/standard/basic_functions.h
@@ -48,6 +48,7 @@ PHP_FUNCTION(constant);
 PHP_FUNCTION(toggle_short_open_tag);
 PHP_FUNCTION(sleep);
 PHP_FUNCTION(usleep);
+PHP_FUNCTION(nanosleep);
 PHP_FUNCTION(flush);
 PHP_FUNCTION(ip2long);
 PHP_FUNCTION(long2ip);