Imported from /home/lorry/working-area/delta_php2/php-5.4.13.tar.bz2.HEADphp-5.4.13master

1 files changed, 1290 insertions, 0 deletions

diff --git a/ext/pcntl/pcntl.c b/ext/pcntl/pcntl.c
new file mode 100644
index 0000000..47d58f5
--- /dev/null
+++ b/ext/pcntl/pcntl.c
@@ -0,0 +1,1290 @@
+/*
+   +----------------------------------------------------------------------+
+   | PHP Version 5                                                        |
+   +----------------------------------------------------------------------+
+   | Copyright (c) 1997-2013 The PHP Group                                |
+   +----------------------------------------------------------------------+
+   | This source file is subject to version 3.01 of the PHP license,      |
+   | that is bundled with this package in the file LICENSE, and is        |
+   | available through the world-wide-web at the following url:           |
+   | http://www.php.net/license/3_01.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.               |
+   +----------------------------------------------------------------------+
+   | Author: Jason Greene <jason@inetgurus.net>                           |
+   +----------------------------------------------------------------------+
+ */
+
+/* $Id$ */
+
+#define PCNTL_DEBUG 0
+
+#if PCNTL_DEBUG
+#define DEBUG_OUT printf("DEBUG: ");printf
+#define IF_DEBUG(z) z
+#else
+#define IF_DEBUG(z)
+#endif
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "php.h"
+#include "php_ini.h"
+#include "ext/standard/info.h"
+#include "php_pcntl.h"
+#include "php_signal.h"
+#include "php_ticks.h"
+
+#if HAVE_GETPRIORITY || HAVE_SETPRIORITY || HAVE_WAIT3
+#include <sys/wait.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#endif
+
+#include <errno.h>
+
+ZEND_DECLARE_MODULE_GLOBALS(pcntl)
+static PHP_GINIT_FUNCTION(pcntl);
+
+/* {{{ arginfo */
+ZEND_BEGIN_ARG_INFO(arginfo_pcntl_void, 0)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_waitpid, 0, 0, 2)
+	ZEND_ARG_INFO(0, pid)
+	ZEND_ARG_INFO(1, status)
+	ZEND_ARG_INFO(0, options)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wait, 0, 0, 1)
+	ZEND_ARG_INFO(1, status)
+	ZEND_ARG_INFO(0, options)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_signal, 0, 0, 2)
+	ZEND_ARG_INFO(0, signo)
+	ZEND_ARG_INFO(0, handler)
+	ZEND_ARG_INFO(0, restart_syscalls)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_sigprocmask, 0, 0, 2)
+	ZEND_ARG_INFO(0, how)
+	ZEND_ARG_INFO(0, set)
+	ZEND_ARG_INFO(1, oldset)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_sigwaitinfo, 0, 0, 1)
+	ZEND_ARG_INFO(0, set)
+	ZEND_ARG_INFO(1, info)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_sigtimedwait, 0, 0, 1)
+	ZEND_ARG_INFO(0, set)
+	ZEND_ARG_INFO(1, info)
+	ZEND_ARG_INFO(0, seconds)
+	ZEND_ARG_INFO(0, nanoseconds)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wifexited, 0, 0, 1)
+	ZEND_ARG_INFO(0, status)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wifstopped, 0, 0, 1)
+	ZEND_ARG_INFO(0, status)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wifsignaled, 0, 0, 1)
+	ZEND_ARG_INFO(0, status)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wifexitstatus, 0, 0, 1)
+	ZEND_ARG_INFO(0, status)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wtermsig, 0, 0, 1)
+	ZEND_ARG_INFO(0, status)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_wstopsig, 0, 0, 1)
+	ZEND_ARG_INFO(0, status)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_exec, 0, 0, 1)
+	ZEND_ARG_INFO(0, path)
+	ZEND_ARG_INFO(0, args)
+	ZEND_ARG_INFO(0, envs)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_alarm, 0, 0, 1)
+	ZEND_ARG_INFO(0, seconds)
+ZEND_END_ARG_INFO()
+
+#ifdef HAVE_GETPRIORITY
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_getpriority, 0, 0, 0)
+	ZEND_ARG_INFO(0, pid)
+	ZEND_ARG_INFO(0, process_identifier)
+ZEND_END_ARG_INFO()
+#endif
+
+#ifdef HAVE_SETPRIORITY
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_setpriority, 0, 0, 1)
+	ZEND_ARG_INFO(0, priority)
+	ZEND_ARG_INFO(0, pid)
+	ZEND_ARG_INFO(0, process_identifier)
+ZEND_END_ARG_INFO()
+#endif
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_pcntl_strerror, 0, 0, 1)
+        ZEND_ARG_INFO(0, errno)
+ZEND_END_ARG_INFO()
+/* }}} */
+
+const zend_function_entry pcntl_functions[] = {
+	PHP_FE(pcntl_fork,			arginfo_pcntl_void)
+	PHP_FE(pcntl_waitpid,		arginfo_pcntl_waitpid)
+	PHP_FE(pcntl_wait,			arginfo_pcntl_wait)
+	PHP_FE(pcntl_signal,		arginfo_pcntl_signal)
+	PHP_FE(pcntl_signal_dispatch,	arginfo_pcntl_void)
+	PHP_FE(pcntl_wifexited,		arginfo_pcntl_wifexited)
+	PHP_FE(pcntl_wifstopped,	arginfo_pcntl_wifstopped)
+	PHP_FE(pcntl_wifsignaled,	arginfo_pcntl_wifsignaled)
+	PHP_FE(pcntl_wexitstatus,	arginfo_pcntl_wifexitstatus)
+	PHP_FE(pcntl_wtermsig,		arginfo_pcntl_wtermsig)
+	PHP_FE(pcntl_wstopsig,		arginfo_pcntl_wstopsig)
+	PHP_FE(pcntl_exec,			arginfo_pcntl_exec)
+	PHP_FE(pcntl_alarm,			arginfo_pcntl_alarm)
+	PHP_FE(pcntl_get_last_error,	arginfo_pcntl_void)
+	PHP_FALIAS(pcntl_errno, pcntl_get_last_error,	NULL)
+	PHP_FE(pcntl_strerror,		arginfo_pcntl_strerror)
+#ifdef HAVE_GETPRIORITY
+	PHP_FE(pcntl_getpriority,	arginfo_pcntl_getpriority)
+#endif
+#ifdef HAVE_SETPRIORITY
+	PHP_FE(pcntl_setpriority,	arginfo_pcntl_setpriority)
+#endif
+#ifdef HAVE_SIGPROCMASK
+	PHP_FE(pcntl_sigprocmask,	arginfo_pcntl_sigprocmask)
+#endif
+#if HAVE_SIGWAITINFO && HAVE_SIGTIMEDWAIT
+	PHP_FE(pcntl_sigwaitinfo,	arginfo_pcntl_sigwaitinfo)
+	PHP_FE(pcntl_sigtimedwait,	arginfo_pcntl_sigtimedwait)
+#endif
+	PHP_FE_END
+};
+
+zend_module_entry pcntl_module_entry = {
+	STANDARD_MODULE_HEADER,
+	"pcntl",
+	pcntl_functions,
+	PHP_MINIT(pcntl),
+	PHP_MSHUTDOWN(pcntl),
+	PHP_RINIT(pcntl),
+	PHP_RSHUTDOWN(pcntl),
+	PHP_MINFO(pcntl),
+	NO_VERSION_YET,
+	PHP_MODULE_GLOBALS(pcntl),
+	PHP_GINIT(pcntl),
+	NULL,
+	NULL,
+	STANDARD_MODULE_PROPERTIES_EX
+};
+
+#ifdef COMPILE_DL_PCNTL
+ZEND_GET_MODULE(pcntl)
+#endif
+
+static void pcntl_signal_handler(int);
+static void pcntl_signal_dispatch();
+  
+void php_register_signal_constants(INIT_FUNC_ARGS)
+{
+
+	/* Wait Constants */
+#ifdef WNOHANG
+	REGISTER_LONG_CONSTANT("WNOHANG",  (long) WNOHANG, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef WUNTRACED
+	REGISTER_LONG_CONSTANT("WUNTRACED",  (long) WUNTRACED, CONST_CS | CONST_PERSISTENT);
+#endif
+
+	/* Signal Constants */
+	REGISTER_LONG_CONSTANT("SIG_IGN",  (long) SIG_IGN, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIG_DFL",  (long) SIG_DFL, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIG_ERR",  (long) SIG_ERR, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGHUP",   (long) SIGHUP,  CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGINT",   (long) SIGINT,  CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGQUIT",  (long) SIGQUIT, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGILL",   (long) SIGILL,  CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGTRAP",  (long) SIGTRAP, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGABRT",  (long) SIGABRT, CONST_CS | CONST_PERSISTENT);
+#ifdef SIGIOT
+	REGISTER_LONG_CONSTANT("SIGIOT",   (long) SIGIOT,  CONST_CS | CONST_PERSISTENT);
+#endif
+	REGISTER_LONG_CONSTANT("SIGBUS",   (long) SIGBUS,  CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGFPE",   (long) SIGFPE,  CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGKILL",  (long) SIGKILL, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGUSR1",  (long) SIGUSR1, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGSEGV",  (long) SIGSEGV, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGUSR2",  (long) SIGUSR2, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGPIPE",  (long) SIGPIPE, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGALRM",  (long) SIGALRM, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGTERM",  (long) SIGTERM, CONST_CS | CONST_PERSISTENT);
+#ifdef SIGSTKFLT
+	REGISTER_LONG_CONSTANT("SIGSTKFLT",(long) SIGSTKFLT, CONST_CS | CONST_PERSISTENT);
+#endif 
+#ifdef SIGCLD
+	REGISTER_LONG_CONSTANT("SIGCLD",   (long) SIGCLD, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef SIGCHLD
+	REGISTER_LONG_CONSTANT("SIGCHLD",  (long) SIGCHLD, CONST_CS | CONST_PERSISTENT);
+#endif
+	REGISTER_LONG_CONSTANT("SIGCONT",  (long) SIGCONT, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGSTOP",  (long) SIGSTOP, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGTSTP",  (long) SIGTSTP, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGTTIN",  (long) SIGTTIN, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGTTOU",  (long) SIGTTOU, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGURG",   (long) SIGURG , CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGXCPU",  (long) SIGXCPU, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGXFSZ",  (long) SIGXFSZ, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGVTALRM",(long) SIGVTALRM, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGPROF",  (long) SIGPROF, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGWINCH", (long) SIGWINCH, CONST_CS | CONST_PERSISTENT);
+#ifdef SIGPOLL
+	REGISTER_LONG_CONSTANT("SIGPOLL",  (long) SIGPOLL, CONST_CS | CONST_PERSISTENT);
+#endif
+	REGISTER_LONG_CONSTANT("SIGIO",    (long) SIGIO, CONST_CS | CONST_PERSISTENT);
+#ifdef SIGPWR
+	REGISTER_LONG_CONSTANT("SIGPWR",   (long) SIGPWR, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef SIGSYS
+	REGISTER_LONG_CONSTANT("SIGSYS",   (long) SIGSYS, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIGBABY",  (long) SIGSYS, CONST_CS | CONST_PERSISTENT);
+#endif
+
+#if HAVE_GETPRIORITY || HAVE_SETPRIORITY
+	REGISTER_LONG_CONSTANT("PRIO_PGRP", PRIO_PGRP, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("PRIO_USER", PRIO_USER, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("PRIO_PROCESS", PRIO_PROCESS, CONST_CS | CONST_PERSISTENT);
+#endif
+
+	/* {{{ "how" argument for sigprocmask */
+#ifdef HAVE_SIGPROCMASK
+	REGISTER_LONG_CONSTANT("SIG_BLOCK",   SIG_BLOCK, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIG_UNBLOCK", SIG_UNBLOCK, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SIG_SETMASK", SIG_SETMASK, CONST_CS | CONST_PERSISTENT);
+#endif
+	/* }}} */
+
+	/* {{{ si_code */
+#if HAVE_SIGWAITINFO && HAVE_SIGTIMEDWAIT
+	REGISTER_LONG_CONSTANT("SI_USER",    SI_USER,    CONST_CS | CONST_PERSISTENT);
+#ifdef SI_NOINFO
+	REGISTER_LONG_CONSTANT("SI_NOINFO",  SI_NOINFO,  CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef SI_KERNEL
+	REGISTER_LONG_CONSTANT("SI_KERNEL",  SI_KERNEL,  CONST_CS | CONST_PERSISTENT);
+#endif
+	REGISTER_LONG_CONSTANT("SI_QUEUE",   SI_QUEUE,   CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SI_TIMER",   SI_TIMER,   CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SI_MESGQ",   SI_MESGQ,   CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SI_ASYNCIO", SI_ASYNCIO, CONST_CS | CONST_PERSISTENT);
+#ifdef SI_SIGIO
+	REGISTER_LONG_CONSTANT("SI_SIGIO",   SI_SIGIO,   CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef SI_TKILL
+	REGISTER_LONG_CONSTANT("SI_TKILL",   SI_TKILL,   CONST_CS | CONST_PERSISTENT);
+#endif
+
+	/* si_code for SIGCHILD */
+#ifdef CLD_EXITED
+	REGISTER_LONG_CONSTANT("CLD_EXITED",    CLD_EXITED,    CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef CLD_KILLED
+	REGISTER_LONG_CONSTANT("CLD_KILLED",    CLD_KILLED,    CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef CLD_DUMPED
+	REGISTER_LONG_CONSTANT("CLD_DUMPED",    CLD_DUMPED,    CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef CLD_TRAPPED
+	REGISTER_LONG_CONSTANT("CLD_TRAPPED",   CLD_TRAPPED,   CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef CLD_STOPPED
+	REGISTER_LONG_CONSTANT("CLD_STOPPED",   CLD_STOPPED,   CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef CLD_CONTINUED
+	REGISTER_LONG_CONSTANT("CLD_CONTINUED", CLD_CONTINUED, CONST_CS | CONST_PERSISTENT);
+#endif
+
+	/* si_code for SIGTRAP */
+#ifdef TRAP_BRKPT
+	REGISTER_LONG_CONSTANT("TRAP_BRKPT", TRAP_BRKPT, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef TRAP_TRACE
+	REGISTER_LONG_CONSTANT("TRAP_TRACE", TRAP_TRACE, CONST_CS | CONST_PERSISTENT);
+#endif
+
+	/* si_code for SIGPOLL */
+#ifdef POLL_IN
+	REGISTER_LONG_CONSTANT("POLL_IN",  POLL_IN,  CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef POLL_OUT
+	REGISTER_LONG_CONSTANT("POLL_OUT", POLL_OUT, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef POLL_MSG
+	REGISTER_LONG_CONSTANT("POLL_MSG", POLL_MSG, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef POLL_ERR
+	REGISTER_LONG_CONSTANT("POLL_ERR", POLL_ERR, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef POLL_PRI
+	REGISTER_LONG_CONSTANT("POLL_PRI", POLL_PRI, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef POLL_HUP
+	REGISTER_LONG_CONSTANT("POLL_HUP", POLL_HUP, CONST_CS | CONST_PERSISTENT);
+#endif
+
+#ifdef ILL_ILLOPC
+	REGISTER_LONG_CONSTANT("ILL_ILLOPC", ILL_ILLOPC, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_ILLOPN
+	REGISTER_LONG_CONSTANT("ILL_ILLOPN", ILL_ILLOPN, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_ILLADR
+	REGISTER_LONG_CONSTANT("ILL_ILLADR", ILL_ILLADR, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_ILLTRP
+	REGISTER_LONG_CONSTANT("ILL_ILLTRP", ILL_ILLTRP, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_PRVOPC
+	REGISTER_LONG_CONSTANT("ILL_PRVOPC", ILL_PRVOPC, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_PRVREG
+	REGISTER_LONG_CONSTANT("ILL_PRVREG", ILL_PRVREG, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_COPROC
+	REGISTER_LONG_CONSTANT("ILL_COPROC", ILL_COPROC, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef ILL_BADSTK
+	REGISTER_LONG_CONSTANT("ILL_BADSTK", ILL_BADSTK, CONST_CS | CONST_PERSISTENT);
+#endif
+
+#ifdef FPE_INTDIV
+	REGISTER_LONG_CONSTANT("FPE_INTDIV", FPE_INTDIV, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_INTOVF
+	REGISTER_LONG_CONSTANT("FPE_INTOVF", FPE_INTOVF, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_FLTDIV
+	REGISTER_LONG_CONSTANT("FPE_FLTDIV", FPE_FLTDIV, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_FLTOVF
+	REGISTER_LONG_CONSTANT("FPE_FLTOVF", FPE_FLTOVF, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_FLTUND
+	REGISTER_LONG_CONSTANT("FPE_FLTUND", FPE_FLTINV, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_FLTRES
+	REGISTER_LONG_CONSTANT("FPE_FLTRES", FPE_FLTRES, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_FLTINV
+	REGISTER_LONG_CONSTANT("FPE_FLTINV", FPE_FLTINV, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef FPE_FLTSUB
+	REGISTER_LONG_CONSTANT("FPE_FLTSUB", FPE_FLTSUB, CONST_CS | CONST_PERSISTENT);
+#endif
+
+#ifdef SEGV_MAPERR
+	REGISTER_LONG_CONSTANT("SEGV_MAPERR", SEGV_MAPERR, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef SEGV_ACCERR
+	REGISTER_LONG_CONSTANT("SEGV_ACCERR", SEGV_ACCERR, CONST_CS | CONST_PERSISTENT);
+#endif
+
+#ifdef BUS_ADRALN
+	REGISTER_LONG_CONSTANT("BUS_ADRALN", BUS_ADRALN, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef BUS_ADRERR
+	REGISTER_LONG_CONSTANT("BUS_ADRERR", BUS_ADRERR, CONST_CS | CONST_PERSISTENT);
+#endif
+#ifdef BUS_OBJERR
+	REGISTER_LONG_CONSTANT("BUS_OBJERR", BUS_OBJERR, CONST_CS | CONST_PERSISTENT);
+#endif
+#endif /* HAVE_SIGWAITINFO && HAVE_SIGTIMEDWAIT */
+	/* }}} */
+}
+
+static void php_pcntl_register_errno_constants(INIT_FUNC_ARGS)
+{
+#ifdef EINTR
+	REGISTER_PCNTL_ERRNO_CONSTANT(EINTR);
+#endif
+#ifdef ECHILD
+	REGISTER_PCNTL_ERRNO_CONSTANT(ECHILD);
+#endif
+#ifdef EINVAL
+	REGISTER_PCNTL_ERRNO_CONSTANT(EINVAL);
+#endif
+#ifdef EAGAIN
+	REGISTER_PCNTL_ERRNO_CONSTANT(EAGAIN);
+#endif
+#ifdef ESRCH
+	REGISTER_PCNTL_ERRNO_CONSTANT(ESRCH);
+#endif
+#ifdef EACCES
+	REGISTER_PCNTL_ERRNO_CONSTANT(EACCES);
+#endif
+#ifdef EPERM
+	REGISTER_PCNTL_ERRNO_CONSTANT(EPERM);
+#endif
+#ifdef ENOMEM
+	REGISTER_PCNTL_ERRNO_CONSTANT(ENOMEM);
+#endif
+#ifdef E2BIG
+	REGISTER_PCNTL_ERRNO_CONSTANT(E2BIG);
+#endif
+#ifdef EFAULT
+	REGISTER_PCNTL_ERRNO_CONSTANT(EFAULT);
+#endif
+#ifdef EIO
+	REGISTER_PCNTL_ERRNO_CONSTANT(EIO);
+#endif
+#ifdef EISDIR
+	REGISTER_PCNTL_ERRNO_CONSTANT(EISDIR);
+#endif
+#ifdef ELIBBAD
+	REGISTER_PCNTL_ERRNO_CONSTANT(ELIBBAD);
+#endif
+#ifdef ELOOP
+	REGISTER_PCNTL_ERRNO_CONSTANT(ELOOP);
+#endif
+#ifdef EMFILE
+	REGISTER_PCNTL_ERRNO_CONSTANT(EMFILE);
+#endif
+#ifdef ENAMETOOLONG
+	REGISTER_PCNTL_ERRNO_CONSTANT(ENAMETOOLONG);
+#endif
+#ifdef ENFILE
+	REGISTER_PCNTL_ERRNO_CONSTANT(ENFILE);
+#endif
+#ifdef ENOENT
+	REGISTER_PCNTL_ERRNO_CONSTANT(ENOENT);
+#endif
+#ifdef ENOEXEC
+	REGISTER_PCNTL_ERRNO_CONSTANT(ENOEXEC);
+#endif
+#ifdef ENOTDIR
+	REGISTER_PCNTL_ERRNO_CONSTANT(ENOTDIR);
+#endif
+#ifdef ETXTBSY
+	REGISTER_PCNTL_ERRNO_CONSTANT(ETXTBSY);
+#endif
+}
+
+static PHP_GINIT_FUNCTION(pcntl)
+{ 
+	memset(pcntl_globals, 0, sizeof(*pcntl_globals));
+}
+
+PHP_RINIT_FUNCTION(pcntl)
+{
+	zend_hash_init(&PCNTL_G(php_signal_table), 16, NULL, ZVAL_PTR_DTOR, 0);
+	PCNTL_G(head) = PCNTL_G(tail) = PCNTL_G(spares) = NULL;
+	return SUCCESS;
+}
+
+PHP_MINIT_FUNCTION(pcntl)
+{
+	php_register_signal_constants(INIT_FUNC_ARGS_PASSTHRU);
+	php_pcntl_register_errno_constants(INIT_FUNC_ARGS_PASSTHRU);
+	php_add_tick_function(pcntl_signal_dispatch);
+
+	return SUCCESS;
+}
+
+PHP_MSHUTDOWN_FUNCTION(pcntl)
+{
+	return SUCCESS;
+}
+
+PHP_RSHUTDOWN_FUNCTION(pcntl)
+{
+	struct php_pcntl_pending_signal *sig;
+
+	/* FIXME: if a signal is delivered after this point, things will go pear shaped;
+	 * need to remove signal handlers */
+	zend_hash_destroy(&PCNTL_G(php_signal_table));
+	while (PCNTL_G(head)) {
+		sig = PCNTL_G(head);
+		PCNTL_G(head) = sig->next;
+		efree(sig);
+	}
+	while (PCNTL_G(spares)) {
+		sig = PCNTL_G(spares);
+		PCNTL_G(spares) = sig->next;
+		efree(sig);
+	}
+	return SUCCESS;
+}
+
+PHP_MINFO_FUNCTION(pcntl)
+{
+	php_info_print_table_start();
+	php_info_print_table_header(2, "pcntl support", "enabled");
+	php_info_print_table_end();
+}
+
+/* {{{ proto int pcntl_fork(void)
+   Forks the currently running process following the same behavior as the UNIX fork() system call*/
+PHP_FUNCTION(pcntl_fork)
+{
+	pid_t id;
+
+	id = fork();
+	if (id == -1) {
+		PCNTL_G(last_error) = errno;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d", errno);
+	}
+	
+	RETURN_LONG((long) id);
+}
+/* }}} */
+
+/* {{{ proto int pcntl_alarm(int seconds)
+   Set an alarm clock for delivery of a signal*/
+PHP_FUNCTION(pcntl_alarm)
+{
+	long seconds;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &seconds) == FAILURE)
+		return;
+	
+	RETURN_LONG ((long) alarm(seconds));
+}
+/* }}} */
+
+/* {{{ proto int pcntl_waitpid(int pid, int &status, int options)
+   Waits on or returns the status of a forked child as defined by the waitpid() system call */
+PHP_FUNCTION(pcntl_waitpid)
+{
+	long pid, options = 0;
+	zval *z_status = NULL;
+	int status;
+	pid_t child_id;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lz|l", &pid, &z_status, &options) == FAILURE)
+		return;
+	
+	convert_to_long_ex(&z_status);
+
+	status = Z_LVAL_P(z_status);
+
+	child_id = waitpid((pid_t) pid, &status, options);
+
+	if (child_id < 0) {
+		PCNTL_G(last_error) = errno;
+	}
+
+	Z_LVAL_P(z_status) = status;
+
+	RETURN_LONG((long) child_id);
+}
+/* }}} */
+
+/* {{{ proto int pcntl_wait(int &status)
+   Waits on or returns the status of a forked child as defined by the waitpid() system call */
+PHP_FUNCTION(pcntl_wait)
+{
+	long options = 0;
+	zval *z_status = NULL;
+	int status;
+	pid_t child_id;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|l", &z_status, &options) == FAILURE)
+		return;
+	
+	convert_to_long_ex(&z_status);
+
+	status = Z_LVAL_P(z_status);
+#ifdef HAVE_WAIT3
+	if(options) {
+		child_id = wait3(&status, options, NULL);
+	}
+	else {
+		child_id = wait(&status);
+	}
+#else
+	child_id = wait(&status);
+#endif
+	if (child_id < 0) {
+		PCNTL_G(last_error) = errno;
+	}
+
+	Z_LVAL_P(z_status) = status;
+
+	RETURN_LONG((long) child_id);
+}
+/* }}} */
+
+/* {{{ proto bool pcntl_wifexited(int status) 
+   Returns true if the child status code represents a successful exit */
+PHP_FUNCTION(pcntl_wifexited)
+{
+#ifdef WIFEXITED
+	long status_word;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &status_word) == FAILURE) {
+	       return;
+	}
+
+	if (WIFEXITED(status_word))
+		RETURN_TRUE;
+#endif
+	RETURN_FALSE;
+}
+/* }}} */
+
+/* {{{ proto bool pcntl_wifstopped(int status) 
+   Returns true if the child status code represents a stopped process (WUNTRACED must have been used with waitpid) */
+PHP_FUNCTION(pcntl_wifstopped)
+{
+#ifdef WIFSTOPPED
+	long status_word;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &status_word) == FAILURE) {
+	       return;
+	}
+
+	if (WIFSTOPPED(status_word))
+		RETURN_TRUE;
+#endif
+	RETURN_FALSE;
+}
+/* }}} */
+
+/* {{{ proto bool pcntl_wifsignaled(int status) 
+   Returns true if the child status code represents a process that was terminated due to a signal */
+PHP_FUNCTION(pcntl_wifsignaled)
+{
+#ifdef WIFSIGNALED
+	long status_word;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &status_word) == FAILURE) {
+	       return;
+	}
+
+	if (WIFSIGNALED(status_word))
+		RETURN_TRUE;
+#endif
+	RETURN_FALSE;
+}
+/* }}} */
+
+/* {{{ proto int pcntl_wexitstatus(int status) 
+   Returns the status code of a child's exit */
+PHP_FUNCTION(pcntl_wexitstatus)
+{
+#ifdef WEXITSTATUS
+	long status_word;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &status_word) == FAILURE) {
+	       return;
+	}
+
+	RETURN_LONG(WEXITSTATUS(status_word));
+#else
+	RETURN_FALSE;
+#endif
+}
+/* }}} */
+
+/* {{{ proto int pcntl_wtermsig(int status) 
+   Returns the number of the signal that terminated the process who's status code is passed  */
+PHP_FUNCTION(pcntl_wtermsig)
+{
+#ifdef WTERMSIG
+	long status_word;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &status_word) == FAILURE) {
+	       return;
+	}
+
+	RETURN_LONG(WTERMSIG(status_word));
+#else
+	RETURN_FALSE;
+#endif
+}
+/* }}} */
+
+/* {{{ proto int pcntl_wstopsig(int status) 
+   Returns the number of the signal that caused the process to stop who's status code is passed */
+PHP_FUNCTION(pcntl_wstopsig)
+{
+#ifdef WSTOPSIG
+	long status_word;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &status_word) == FAILURE) {
+	       return;
+	}
+
+	RETURN_LONG(WSTOPSIG(status_word));
+#else
+	RETURN_FALSE;
+#endif
+}
+/* }}} */
+
+/* {{{ proto bool pcntl_exec(string path [, array args [, array envs]])
+   Executes specified program in current process space as defined by exec(2) */
+PHP_FUNCTION(pcntl_exec)
+{
+	zval *args = NULL, *envs = NULL;
+	zval **element;
+	HashTable *args_hash, *envs_hash;
+	int argc = 0, argi = 0;
+	int envc = 0, envi = 0;
+	int return_val = 0;
+	char **argv = NULL, **envp = NULL;
+	char **current_arg, **pair;
+	int pair_length;
+	char *key;
+	uint key_length;
+	char *path;
+	int path_len;
+	ulong key_num;
+		
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|aa", &path, &path_len, &args, &envs) == FAILURE) {
+		return;
+	}
+	
+	if (ZEND_NUM_ARGS() > 1) {
+		/* Build argument list */
+		args_hash = HASH_OF(args);
+		argc = zend_hash_num_elements(args_hash);
+		
+		argv = safe_emalloc((argc + 2), sizeof(char *), 0);
+		*argv = path;
+		for ( zend_hash_internal_pointer_reset(args_hash), current_arg = argv+1; 
+			(argi < argc && (zend_hash_get_current_data(args_hash, (void **) &element) == SUCCESS));
+			(argi++, current_arg++, zend_hash_move_forward(args_hash)) ) {
+
+			convert_to_string_ex(element);
+			*current_arg = Z_STRVAL_PP(element);
+		}
+		*(current_arg) = NULL;
+	} else {
+		argv = emalloc(2 * sizeof(char *));
+		*argv = path;
+		*(argv+1) = NULL;
+	}
+
+	if ( ZEND_NUM_ARGS() == 3 ) {
+		/* Build environment pair list */
+		envs_hash = HASH_OF(envs);
+		envc = zend_hash_num_elements(envs_hash);
+		
+		envp = safe_emalloc((envc + 1), sizeof(char *), 0);
+		for ( zend_hash_internal_pointer_reset(envs_hash), pair = envp; 
+			(envi < envc && (zend_hash_get_current_data(envs_hash, (void **) &element) == SUCCESS));
+			(envi++, pair++, zend_hash_move_forward(envs_hash)) ) {
+			switch (return_val = zend_hash_get_current_key_ex(envs_hash, &key, &key_length, &key_num, 0, NULL)) {
+				case HASH_KEY_IS_LONG:
+					key = emalloc(101);
+					snprintf(key, 100, "%ld", key_num);
+					key_length = strlen(key);
+					break;
+				case HASH_KEY_NON_EXISTANT:
+					pair--;
+					continue;
+			}
+
+			convert_to_string_ex(element);
+
+			/* Length of element + equal sign + length of key + null */ 
+			pair_length = Z_STRLEN_PP(element) + key_length + 2;
+			*pair = emalloc(pair_length);
+			strlcpy(*pair, key, key_length); 
+			strlcat(*pair, "=", pair_length);
+			strlcat(*pair, Z_STRVAL_PP(element), pair_length);
+			
+			/* Cleanup */
+			if (return_val == HASH_KEY_IS_LONG) efree(key);
+		}
+		*(pair) = NULL;
+
+		if (execve(path, argv, envp) == -1) {
+			PCNTL_G(last_error) = errno;
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error has occurred: (errno %d) %s", errno, strerror(errno));
+		}
+	
+		/* Cleanup */
+		for (pair = envp; *pair != NULL; pair++) efree(*pair);
+		efree(envp);
+	} else {
+
+		if (execv(path, argv) == -1) {
+			PCNTL_G(last_error) = errno;
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error has occurred: (errno %d) %s", errno, strerror(errno));
+		}
+	}
+
+	efree(argv);
+	
+	RETURN_FALSE;
+}
+/* }}} */
+
+/* {{{ proto bool pcntl_signal(int signo, callback handle [, bool restart_syscalls])
+   Assigns a system signal handler to a PHP function */
+PHP_FUNCTION(pcntl_signal)
+{
+	zval *handle, **dest_handle = NULL;
+	char *func_name;
+	long signo;
+	zend_bool restart_syscalls = 1;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lz|b", &signo, &handle, &restart_syscalls) == FAILURE) {
+		return;
+	}
+
+	if (signo < 1 || signo > 32) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid signal");
+		RETURN_FALSE;
+	}
+
+	if (!PCNTL_G(spares)) {
+		/* since calling malloc() from within a signal handler is not portable,
+		 * pre-allocate a few records for recording signals */
+		int i;
+		for (i = 0; i < 32; i++) {
+			struct php_pcntl_pending_signal *psig;
+
+			psig = emalloc(sizeof(*psig));
+			psig->next = PCNTL_G(spares);
+			PCNTL_G(spares) = psig;
+		}
+	}
+
+	/* Special long value case for SIG_DFL and SIG_IGN */
+	if (Z_TYPE_P(handle)==IS_LONG) {
+		if (Z_LVAL_P(handle) != (long) SIG_DFL && Z_LVAL_P(handle) != (long) SIG_IGN) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid value for handle argument specified");
+			RETURN_FALSE;
+		}
+		if (php_signal(signo, (Sigfunc *) Z_LVAL_P(handle), (int) restart_syscalls) == SIG_ERR) {
+			PCNTL_G(last_error) = errno;
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error assigning signal");
+			RETURN_FALSE;
+		}
+		RETURN_TRUE;
+	}
+	
+	if (!zend_is_callable(handle, 0, &func_name TSRMLS_CC)) {
+		PCNTL_G(last_error) = EINVAL;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s is not a callable function name error", func_name);
+		efree(func_name);
+		RETURN_FALSE;
+	}
+	efree(func_name);
+	
+	/* Add the function name to our signal table */
+	zend_hash_index_update(&PCNTL_G(php_signal_table), signo, (void **) &handle, sizeof(zval *), (void **) &dest_handle);
+	if (dest_handle) zval_add_ref(dest_handle);
+	
+	if (php_signal4(signo, pcntl_signal_handler, (int) restart_syscalls, 1) == SIG_ERR) {
+		PCNTL_G(last_error) = errno;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error assigning signal");
+		RETURN_FALSE;
+	}
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto bool pcntl_signal_dispatch()
+   Dispatch signals to signal handlers */
+PHP_FUNCTION(pcntl_signal_dispatch)
+{
+	pcntl_signal_dispatch();
+	RETURN_TRUE;
+}
+/* }}} */
+
+#ifdef HAVE_SIGPROCMASK
+/* {{{ proto bool pcntl_sigprocmask(int how, array set[, array &oldset])
+   Examine and change blocked signals */
+PHP_FUNCTION(pcntl_sigprocmask)
+{
+	long          how, signo;
+	zval         *user_set, *user_oldset = NULL, **user_signo;
+	sigset_t      set, oldset;
+	HashPosition  pos;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "la|z", &how, &user_set, &user_oldset) == FAILURE) {
+		return;
+	}
+
+	if (sigemptyset(&set) != 0 || sigemptyset(&oldset) != 0) {
+		PCNTL_G(last_error) = errno;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
+		RETURN_FALSE;
+	}
+
+	zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(user_set), &pos);
+	while (zend_hash_get_current_data_ex(Z_ARRVAL_P(user_set), (void **)&user_signo, &pos) == SUCCESS)
+	{
+		if (Z_TYPE_PP(user_signo) != IS_LONG) {
+			SEPARATE_ZVAL(user_signo);
+			convert_to_long_ex(user_signo);
+		}
+		signo = Z_LVAL_PP(user_signo);
+		if (sigaddset(&set, signo) != 0) {
+			PCNTL_G(last_error) = errno;
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
+			RETURN_FALSE;
+		}
+		zend_hash_move_forward_ex(Z_ARRVAL_P(user_set), &pos);
+	}
+
+	if (sigprocmask(how, &set, &oldset) != 0) {
+		PCNTL_G(last_error) = errno;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
+		RETURN_FALSE;
+	}
+
+	if (user_oldset != NULL) {
+		if (Z_TYPE_P(user_oldset) != IS_ARRAY) {
+			zval_dtor(user_oldset);
+			array_init(user_oldset);
+		} else {
+			zend_hash_clean(Z_ARRVAL_P(user_oldset));
+		}
+		for (signo = 1; signo < MAX(NSIG-1, SIGRTMAX); ++signo) {
+			if (sigismember(&oldset, signo) != 1) {
+				continue;
+			}
+			add_next_index_long(user_oldset, signo);
+		}
+	}
+
+	RETURN_TRUE;
+}
+/* }}} */
+#endif
+
+#if HAVE_SIGWAITINFO && HAVE_SIGTIMEDWAIT
+static void pcntl_sigwaitinfo(INTERNAL_FUNCTION_PARAMETERS, int timedwait) /* {{{ */
+{
+	zval            *user_set, **user_signo, *user_siginfo = NULL;
+	long             tv_sec = 0, tv_nsec = 0;
+	sigset_t         set;
+	HashPosition     pos;
+	int              signo;
+	siginfo_t        siginfo;
+	struct timespec  timeout;
+
+	if (timedwait) {
+		if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|zll", &user_set, &user_siginfo, &tv_sec, &tv_nsec) == FAILURE) {
+			return;
+		}
+	} else {
+		if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|z", &user_set, &user_siginfo) == FAILURE) {
+			return;
+		}
+	}
+
+	if (sigemptyset(&set) != 0) {
+		PCNTL_G(last_error) = errno;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
+		RETURN_FALSE;
+	}
+
+	zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(user_set), &pos);
+	while (zend_hash_get_current_data_ex(Z_ARRVAL_P(user_set), (void **)&user_signo, &pos) == SUCCESS)
+	{
+		if (Z_TYPE_PP(user_signo) != IS_LONG) {
+			SEPARATE_ZVAL(user_signo);
+			convert_to_long_ex(user_signo);
+		}
+		signo = Z_LVAL_PP(user_signo);
+		if (sigaddset(&set, signo) != 0) {
+			PCNTL_G(last_error) = errno;
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
+			RETURN_FALSE;
+		}
+		zend_hash_move_forward_ex(Z_ARRVAL_P(user_set), &pos);
+	}
+
+	if (timedwait) {
+		timeout.tv_sec  = (time_t) tv_sec;
+		timeout.tv_nsec = tv_nsec;
+		signo = sigtimedwait(&set, &siginfo, &timeout);
+	} else {
+		signo = sigwaitinfo(&set, &siginfo);
+	}
+	if (signo == -1 && errno != EAGAIN) {
+		PCNTL_G(last_error) = errno;
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
+	}
+
+	/*
+	 * sigtimedwait and sigwaitinfo can return 0 on success on some 
+	 * platforms, e.g. NetBSD
+	 */
+	if (!signo && siginfo.si_signo) {
+		signo = siginfo.si_signo;
+	}
+
+	if (signo > 0 && user_siginfo) {
+		if (Z_TYPE_P(user_siginfo) != IS_ARRAY) {
+			zval_dtor(user_siginfo);
+			array_init(user_siginfo);
+		} else {
+			zend_hash_clean(Z_ARRVAL_P(user_siginfo));
+		}
+		add_assoc_long_ex(user_siginfo, "signo", sizeof("signo"), siginfo.si_signo);
+		add_assoc_long_ex(user_siginfo, "errno", sizeof("errno"), siginfo.si_errno);
+		add_assoc_long_ex(user_siginfo, "code",  sizeof("code"),  siginfo.si_code);
+		switch(signo) {
+#ifdef SIGCHLD
+			case SIGCHLD:
+				add_assoc_long_ex(user_siginfo,   "status", sizeof("status"), siginfo.si_status);
+# ifdef si_utime
+				add_assoc_double_ex(user_siginfo, "utime",  sizeof("utime"),  siginfo.si_utime);
+# endif
+# ifdef si_stime
+				add_assoc_double_ex(user_siginfo, "stime",  sizeof("stime"),  siginfo.si_stime);
+# endif
+				add_assoc_long_ex(user_siginfo,   "pid",    sizeof("pid"),    siginfo.si_pid);
+				add_assoc_long_ex(user_siginfo,   "uid",    sizeof("uid"),    siginfo.si_uid);
+				break;
+#endif
+			case SIGILL:
+			case SIGFPE:
+			case SIGSEGV:
+			case SIGBUS:
+				add_assoc_double_ex(user_siginfo, "addr", sizeof("addr"), (long)siginfo.si_addr);
+				break;
+#ifdef SIGPOLL
+			case SIGPOLL:
+				add_assoc_long_ex(user_siginfo, "band", sizeof("band"), siginfo.si_band);
+# ifdef si_fd
+				add_assoc_long_ex(user_siginfo, "fd",   sizeof("fd"),   siginfo.si_fd);
+# endif
+				break;
+#endif
+			EMPTY_SWITCH_DEFAULT_CASE();
+		}
+	}
+	
+	RETURN_LONG(signo);
+}
+/* }}} */
+
+/* {{{ proto int pcnlt_sigwaitinfo(array set[, array &siginfo])
+   Synchronously wait for queued signals */
+PHP_FUNCTION(pcntl_sigwaitinfo)
+{
+	pcntl_sigwaitinfo(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
+}
+/* }}} */
+
+/* {{{ proto int pcntl_sigtimedwait(array set[, array &siginfo[, int seconds[, int nanoseconds]]])
+   Wait for queued signals */
+PHP_FUNCTION(pcntl_sigtimedwait)
+{
+	pcntl_sigwaitinfo(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
+}
+/* }}} */
+#endif
+
+#ifdef HAVE_GETPRIORITY
+/* {{{ proto int pcntl_getpriority([int pid [, int process_identifier]])
+   Get the priority of any process */
+PHP_FUNCTION(pcntl_getpriority)
+{
+	long who = PRIO_PROCESS;
+	long pid = getpid();
+	int pri;
+	
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|ll", &pid, &who) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	/* needs to be cleared, since any returned value is valid */ 
+	errno = 0;
+
+	pri = getpriority(who, pid);
+
+	if (errno) {
+		PCNTL_G(last_error) = errno;
+		switch (errno) {
+			case ESRCH:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d: No process was located using the given parameters", errno);
+				break;
+			case EINVAL:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d: Invalid identifier flag", errno);
+				break;
+			default:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown error %d has occurred", errno);
+				break;
+		}
+		RETURN_FALSE;
+	}
+
+	RETURN_LONG(pri);
+}
+/* }}} */
+#endif
+
+#ifdef HAVE_SETPRIORITY
+/* {{{ proto bool pcntl_setpriority(int priority [, int pid [, int process_identifier]])
+   Change the priority of any process */
+PHP_FUNCTION(pcntl_setpriority)
+{
+	long who = PRIO_PROCESS;
+	long pid = getpid();
+	long pri;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|ll", &pri, &pid, &who) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	if (setpriority(who, pid, pri)) {
+		PCNTL_G(last_error) = errno;
+		switch (errno) {
+			case ESRCH:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d: No process was located using the given parameters", errno);
+				break;
+			case EINVAL:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d: Invalid identifier flag", errno);
+				break;
+			case EPERM:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d: A process was located, but neither its effective nor real user ID matched the effective user ID of the caller", errno);
+				break;
+			case EACCES:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error %d: Only a super user may attempt to increase the process priority", errno);
+				break;
+			default:
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown error %d has occurred", errno);
+				break;
+		}
+		RETURN_FALSE;
+	}
+	
+	RETURN_TRUE;
+}
+/* }}} */
+#endif
+
+/* {{{ proto int pcntl_get_last_error(void)
+   Retrieve the error number set by the last pcntl function which failed. */
+PHP_FUNCTION(pcntl_get_last_error)
+{
+        RETURN_LONG(PCNTL_G(last_error));
+}
+/* }}} */
+
+/* {{{ proto string pcntl_strerror(int errno)
+   Retrieve the system error message associated with the given errno. */
+PHP_FUNCTION(pcntl_strerror)
+{
+        long error;
+
+        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &error) == FAILURE) {
+                RETURN_FALSE;
+        }
+
+        RETURN_STRING(strerror(error), 1);
+}
+/* }}} */
+
+/* Our custom signal handler that calls the appropriate php_function */
+static void pcntl_signal_handler(int signo)
+{
+	struct php_pcntl_pending_signal *psig;
+	TSRMLS_FETCH();
+	
+	psig = PCNTL_G(spares);
+	if (!psig) {
+		/* oops, too many signals for us to track, so we'll forget about this one */
+		return;
+	}
+	PCNTL_G(spares) = psig->next;
+
+	psig->signo = signo;
+	psig->next = NULL;
+
+	/* the head check is important, as the tick handler cannot atomically clear both
+	 * the head and tail */
+	if (PCNTL_G(head) && PCNTL_G(tail)) {
+		PCNTL_G(tail)->next = psig;
+	} else {
+		PCNTL_G(head) = psig;
+	}
+	PCNTL_G(tail) = psig;
+}
+
+void pcntl_signal_dispatch()
+{
+	zval *param, **handle, *retval;
+	struct php_pcntl_pending_signal *queue, *next;
+	sigset_t mask;
+	sigset_t old_mask;
+	TSRMLS_FETCH();
+		
+	/* Mask all signals */
+	sigfillset(&mask);
+	sigprocmask(SIG_BLOCK, &mask, &old_mask);
+
+	/* Bail if the queue is empty or if we are already playing the queue*/
+	if (! PCNTL_G(head) || PCNTL_G(processing_signal_queue)) {
+		sigprocmask(SIG_SETMASK, &old_mask, NULL);
+		return;
+	}
+
+	/* Prevent reentrant handler calls */
+	PCNTL_G(processing_signal_queue) = 1;
+
+	queue = PCNTL_G(head);
+	PCNTL_G(head) = NULL; /* simple stores are atomic */
+	
+	/* Allocate */
+
+	while (queue) {
+		if (zend_hash_index_find(&PCNTL_G(php_signal_table), queue->signo, (void **) &handle)==SUCCESS) {
+			MAKE_STD_ZVAL(retval);
+			MAKE_STD_ZVAL(param);
+			ZVAL_NULL(retval);
+			ZVAL_LONG(param, queue->signo);
+
+			/* Call php signal handler - Note that we do not report errors, and we ignore the return value */
+			/* FIXME: this is probably broken when multiple signals are handled in this while loop (retval) */
+			call_user_function(EG(function_table), NULL, *handle, retval, 1, &param TSRMLS_CC);
+			zval_ptr_dtor(&param);
+			zval_ptr_dtor(&retval);
+		}
+
+		next = queue->next;
+		queue->next = PCNTL_G(spares);
+		PCNTL_G(spares) = queue;
+		queue = next;
+	}
+
+	/* Re-enable queue */
+	PCNTL_G(processing_signal_queue) = 0;
+	
+	/* return signal mask to previous state */
+	sigprocmask(SIG_SETMASK, &old_mask, NULL);
+}
+
+
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * indent-tabs-mode: t
+ * End:
+ */