This commit was manufactured by cvs2svn to create tag 'php_4_0_3RC1'.php-4.0.3RC1

10 files changed, 944 insertions, 562 deletions

diff --git a/NEWS b/NEWS
index fccf4526af..79c3f0fc2f 100644
--- a/NEWS
+++ b/NEWS
@@ -1,7 +1,12 @@
 PHP 4.0                                                                    NEWS
 |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 
-?? ??? 2000, Version 4.0.3-dev
+05 Oct 2000, Version 4.0.3
+- Added support for trans sid under Win32 (Daniel)
+- IPv6 support in fopen (Stig Venaas)
+- Added the shmop extension. It allows more general ways of shared memory
+  access. (thanks to Ilia Alshanestky <iliaa@home.com> and Slava Poliakov
+  <slavapl@mailandnews.com> (Derick)
 - Added the ability for CURLOPT_POSTFIELDS to accept an associative array of 
   HTTP POST variables and values. (Sterling)
 - Added the CURLOPT_HTTPHEADER option to curl_setopt(). (Sterling)
diff --git a/Zend/zend_gcc_inline.c b/Zend/zend_gcc_inline.c
new file mode 100644
index 0000000000..439cd17b29
--- /dev/null
+++ b/Zend/zend_gcc_inline.c
@@ -0,0 +1,17 @@
+
+/*
+ * If C9X_INLINE_SEMANTICS is already defined here,
+ * we assume the user does not want GCC inline semantics,
+ * but compiles this file always.
+ */
+
+#ifndef C9X_INLINE_SEMANTICS
+
+#define C9X_INLINE_SEMANTICS
+
+#include "zend.h"
+
+#include "zend_execute.h"
+#include "zend_operators.h"
+
+#endif
diff --git a/ext/imap/imap.h b/ext/imap/imap.h
deleted file mode 100644
index 914d128316..0000000000
--- a/ext/imap/imap.h
+++ /dev/null
@@ -1,103 +0,0 @@
-#ifndef _INCLUDED_IMAP_H
-#define _INCLUDED_IMAP_H
-
-#if COMPILE_DL
-#undef HAVE_IMAP
-#define HAVE_IMAP 1
-#endif
-
-#if HAVE_IMAP
-
-#ifndef PHP_WIN32
-#include "build-defs.h"
-#endif
-
-/* Functions accessable to PHP */
-extern zend_module_entry imap_module_entry;
-#define imap_module_ptr &imap_module_entry
-
-extern PHP_MINIT_FUNCTION(imap);
-extern PHP_RINIT_FUNCTION(imap);
-extern PHP_RSHUTDOWN_FUNCTION(imap);
-PHP_MINFO_FUNCTION(imap);
-PHP_FUNCTION(imap_open);
-PHP_FUNCTION(imap_popen);
-PHP_FUNCTION(imap_reopen);
-PHP_FUNCTION(imap_num_msg);
-PHP_FUNCTION(imap_num_recent);
-PHP_FUNCTION(imap_headers);
-PHP_FUNCTION(imap_headerinfo);
-PHP_FUNCTION(imap_rfc822_parse_headers);
-PHP_FUNCTION(imap_body);
-PHP_FUNCTION(imap_fetchstructure);
-PHP_FUNCTION(imap_fetchbody);
-PHP_FUNCTION(imap_expunge);
-PHP_FUNCTION(imap_delete);
-PHP_FUNCTION(imap_undelete);
-PHP_FUNCTION(imap_check);
-PHP_FUNCTION(imap_close);
-PHP_FUNCTION(imap_mail_copy);
-PHP_FUNCTION(imap_mail_move);
-PHP_FUNCTION(imap_createmailbox);
-PHP_FUNCTION(imap_renamemailbox);
-PHP_FUNCTION(imap_deletemailbox);
-PHP_FUNCTION(imap_listmailbox);
-PHP_FUNCTION(imap_scanmailbox);
-PHP_FUNCTION(imap_subscribe);
-PHP_FUNCTION(imap_unsubscribe);
-PHP_FUNCTION(imap_append);
-PHP_FUNCTION(imap_ping);
-PHP_FUNCTION(imap_base64);
-PHP_FUNCTION(imap_qprint);
-PHP_FUNCTION(imap_8bit);
-PHP_FUNCTION(imap_binary);
-PHP_FUNCTION(imap_mailboxmsginfo);
-PHP_FUNCTION(imap_rfc822_write_address);
-PHP_FUNCTION(imap_rfc822_parse_adrlist);
-PHP_FUNCTION(imap_setflag_full);
-PHP_FUNCTION(imap_clearflag_full);
-PHP_FUNCTION(imap_sort);
-PHP_FUNCTION(imap_fetchheader);
-PHP_FUNCTION(imap_fetchtext);
-PHP_FUNCTION(imap_uid);
-PHP_FUNCTION(imap_msgno);
-PHP_FUNCTION(imap_list);
-PHP_FUNCTION(imap_list_full);
-PHP_FUNCTION(imap_listscan);
-PHP_FUNCTION(imap_lsub);
-PHP_FUNCTION(imap_lsub_full);
-PHP_FUNCTION(imap_create);
-PHP_FUNCTION(imap_rename);
-PHP_FUNCTION(imap_status);
-PHP_FUNCTION(imap_bodystruct);
-PHP_FUNCTION(imap_fetch_overview);
-PHP_FUNCTION(imap_mail_compose);
-PHP_FUNCTION(imap_alerts);
-PHP_FUNCTION(imap_errors);
-PHP_FUNCTION(imap_last_error);
-PHP_FUNCTION(imap_mail);
-PHP_FUNCTION(imap_search);
-PHP_FUNCTION(imap_utf8);
-PHP_FUNCTION(imap_utf7_decode);
-PHP_FUNCTION(imap_utf7_encode);
-PHP_FUNCTION(imap_mime_header_decode);
-#else
-#define imap_module_ptr NULL
-#endif /* HAVE_IMAP */
-
-#endif
-
-
-
-
-
-
-#define phpext_imap_ptr imap_module_ptr
-
-
-
-
-
-
-
-
diff --git a/ext/pcre/config0.m4 b/ext/pcre/config0.m4
deleted file mode 100644
index 89d2394143..0000000000
--- a/ext/pcre/config0.m4
+++ /dev/null
@@ -1,61 +0,0 @@
-dnl $Id$
-dnl config.m4 for extension pcre
-
-dnl By default we'll compile and link against the bundled PCRE library
-dnl if DIR is supplied, we'll use that for linking
-
-PHP_ARG_WITH(pcre-regex,whether to include PCRE support,
-[  --without-pcre-regex    Do not include Perl Compatible Regular Expressions 
-                          support. Use --with-pcre-regex=DIR to specify DIR
-                          where PCRE's include and library files are located,
-                          if not using bundled library.],yes)
-
-if test "$PHP_PCRE_REGEX" != "no"; then
-  PHP_EXTENSION(pcre, $ext_shared)
-  if test "$PHP_PCRE_REGEX" = "yes"; then
-    PCRE_LIBADD=pcrelib/libpcre.la
-    PCRE_SHARED_LIBADD=pcrelib/libpcre.la
-    PCRE_SUBDIRS=pcrelib
-    PHP_SUBST(PCRE_LIBADD)
-    PHP_SUBST(PCRE_SUBDIRS)
-    AC_DEFINE(HAVE_BUNDLED_PCRE, 1, [ ])
-    PHP_FAST_OUTPUT($ext_builddir/pcrelib/Makefile)
-    LIB_BUILD($ext_builddir/pcrelib,$ext_shared,yes)
-  else
-    test -f $PHP_PCRE_REGEX/pcre.h && PCRE_INCDIR=$PHP_PCRE_REGEX
-    test -f $PHP_PCRE_REGEX/include/pcre.h && PCRE_INCDIR=$PHP_PCRE_REGEX/include
-    
-    if test -z "$PCRE_INCDIR"; then
-      AC_MSG_RESULT(Could not find pcre.h in $PHP_PCRE_REGEX)
-    fi
-
-    changequote({,})
-    pcre_major=`grep PCRE_MAJOR $PCRE_INCDIR/pcre.h | sed -e 's/[^0-9]//g'`
-    pcre_minor=`grep PCRE_MINOR $PCRE_INCDIR/pcre.h | sed -e 's/[^0-9]//g'`
-    changequote([,])
-    pcre_minor_length=`echo "$pcre_minor" | wc -c | sed -e 's/[^0-9]//g'`
-    if test "$pcre_minor_length" -eq 2 ; then
-      pcre_minor="$pcre_minor"0
-    fi
-    pcre_version=$pcre_major$pcre_minor
-    if test "$pcre_version" -lt 208; then
-      AC_MSG_ERROR(The PCRE extension requires PCRE library version >= 2.08)
-    fi
-
-    test -f $PHP_PCRE_REGEX/libpcre.a && PCRE_LIBDIR="$PHP_PCRE_REGEX"
-    test -f $PHP_PCRE_REGEX/lib/libpcre.a && PCRE_LIBDIR="$PHP_PCRE_REGEX/lib"
-
-    if test -z "$PCRE_LIBDIR" ; then
-      AC_MSG_ERROR(Could not find libpcre.a in $PHP_PCRE_REGEX)
-    fi
-
-    AC_ADD_LIBRARY_WITH_PATH(pcre, $PCRE_LIBDIR, PCRE_SHARED_LIBADD)
-    
-    AC_ADD_INCLUDE($PCRE_INCDIR)
-    AC_DEFINE(HAVE_PCRE, 1, [ ])
-  fi
-fi
-PHP_SUBST(PCRE_SHARED_LIBADD)
-
-
-AC_CHECK_FUNC(memmove, [], [AC_DEFINE(USE_BCOPY, 1, [ ])])
diff --git a/main/php_realpath.c b/main/php_realpath.c
deleted file mode 100644
index 8c7cef5f86..0000000000
--- a/main/php_realpath.c
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
-   +----------------------------------------------------------------------+
-   | PHP version 4.0                                                      |
-   +----------------------------------------------------------------------+
-   | Copyright (c) 1997, 1998, 1999, 2000 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.               |
-   +----------------------------------------------------------------------+
-   | Author: Sander Steffann (sander@steffann.nl)                         |
-   +----------------------------------------------------------------------+
- */
-
-#include "php.h"
-
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <sys/stat.h>
-
-#ifndef MAXSYMLINKS
-#define MAXSYMLINKS		32
-#endif
-
-#ifndef S_ISDIR
-#define S_ISDIR(mode)   (((mode)&S_IFMT) == S_IFDIR)
-#endif
-
-char *php_realpath(char *path, char resolved_path[]);
-
-#ifdef PHP_WIN32
-#define IS_SLASH(p) ((p) == '/' || (p) == '\\')
-#else
-#define IS_SLASH(p) ((p) == '/')
-#endif
-
-char *php_realpath(char *path, char resolved_path []) {
-	char path_construction[MAXPATHLEN]; 	/* We build the result in here */
-	char *writepos;							/* Position to write next char */
-
-	char path_copy[MAXPATHLEN];				/* A work-copy of the path */
-	char *workpos;							/* working position in *path */
-
-#if !defined(PHP_WIN32)
-	char buf[MAXPATHLEN];					/* Buffer for readlink */
-	int linklength;							/* The result from readlink */
-#endif
-	int linkcount = 0;						/* Count symlinks to avoid loops */
-	
-	struct stat filestat;					/* result from stat */
-
-#ifdef PHP_WIN32
-	char *temppos;						/* position while counting '.' */
-	int dotcount;						/* number of '.' */
-	int t;								/* counter */
-#endif
-
-	/* Set the work-position to the beginning of the given path */
-	strcpy(path_copy, path);
-	workpos = path_copy;
-	
-#ifdef PHP_WIN32
-	/* Find out where we start - Windows version */
-	if (IS_SLASH(*workpos)) {
-		/* We start at the root of the current drive */
-		/* Get the current directory */
-		if (V_GETCWD(path_construction, MAXPATHLEN-1) == NULL) {
-			/* Unable to get cwd */
-			resolved_path[0] = 0;
-			return NULL;
-		}
-		/* We only need the first three chars (for example "C:\") */
-		path_construction[3] = 0;
-		workpos++;
-	} else if (workpos[1] == ':') {
-		/* A drive-letter is specified, copy it */
-		strncpy(path_construction, path, 2);
-		strcat(path_construction, "\\");
-		workpos++;
-		workpos++;
-	} else {
-		/* Use the current directory */
-		if (V_GETCWD(path_construction, MAXPATHLEN-1) == NULL) {
-			/* Unable to get cwd */
-			resolved_path[0] = 0;
-			return NULL;
-		}
-		strcat(path_construction, "\\");
-	}
-#else
-	/* Find out where we start - Unix version */
-	if (*workpos == '/') {
-		/* We start at the root */
-		strcpy(path_construction, "/");
-		workpos++;
-	} else {
-		/* Use the current directory */
-		if (V_GETCWD(path_construction, MAXPATHLEN-1) == NULL) {
-			/* Unable to get cwd */
-			resolved_path[0] = 0;
-			return NULL;
-		}
-		strcat(path_construction, "/");
-	}
-#endif
-
-	/* Set the next-char-position */
-	writepos = &path_construction[strlen(path_construction)];
-
-	/* Go to the end, then stop */
-	while(*workpos != 0) {
-		/* Strip (back)slashes */
-		while(IS_SLASH(*workpos)) workpos++;
-
-#ifdef PHP_WIN32
-		/* reset dotcount */
-		dotcount = 0;
-
-		/* Look for .. */
-		if ((workpos[0] == '.') && (workpos[1] != 0)) {
-			/* Windows accepts \...\ as \..\..\, \....\ as \..\..\..\, etc */
-			/* At least Win98 does */
-			
-			temppos = workpos;
-			while(*temppos++ == '.') {
-				dotcount++;
-				if (!IS_SLASH(*temppos) && (*temppos != 0) && (*temppos != '.')) {
-					/* This is not a /../ component, but a filename that starts with '.' */
-					dotcount = 0;
-				}
-			}
-			
-			/* Go back dotcount-1 times */
-			for (t=0 ; t<(dotcount-1) ; t++) {
-				workpos++;		/* move to next '.' */
-				
-				/* Can we still go back? */
-				if ((writepos-3) <= path_construction) return NULL;
-
-				/* Go back */
-				writepos--;						/* move to '\' */
-				writepos--;
-				while(!IS_SLASH(*writepos)) writepos--;	/* skip until previous '\\' */
-			}
-			workpos++;
-		}
-
-		/* No special case */
-		if (dotcount == 0) {
-			/* Append */
-			while(!IS_SLASH(*workpos) && (*workpos != 0)) {
-				*writepos++ = *workpos++;
-			}
-		}
-
-		/* Just one '.', go to next element */
-		if (dotcount == 1) {
-			while(!IS_SLASH(*workpos) && (*workpos != 0)) {
-				*workpos++;
-			}
-			
-			/* Avoid double \ in the result */
-			writepos--;
-		}
-		
-		/* If it was a directory, append a slash */
-		if (IS_SLASH(*workpos)) {
-			*writepos++ = *workpos++;
-		}
-		*writepos = 0;
-#else /* defined(PHP_WIN32) */
-		/* Look for .. */
-		if ((workpos[0] == '.') && (workpos[1] != 0)) {
-			if ((workpos[1] == '.') && ((workpos[2] == '/') || (workpos[2] == 0))) {
-				/* One directory back */
-				/* Set pointers to right position */
-				workpos++;						/* move to second '.' */
-				workpos++;						/* move to '/' */
-				
-				/* Only apply .. if not in root */
-				if ((writepos-1) > path_construction) {
-					writepos--;						/* move to '/' */
-					while(*--writepos != '/') ;		/* skip until previous '/' */
-				}
-			} else {
-				if (workpos[1] == '/') {
-					/* Found a /./ skip it */
-					workpos++;					/* move to '/' */
-
-					/* Avoid double / in the result */
-					writepos--;
-				} else {
-					/* No special case, the name just started with a . */
-					/* Append */
-					while((*workpos != '/') && (*workpos != 0)) {
-						*writepos++ = *workpos++;
-					}
-				}
-			}
-		} else {
-			/* No special case */
-			/* Append */
-			while((*workpos != '/') && (*workpos != 0)) {
-				*writepos++ = *workpos++;
-			}
-		}
-
-#if HAVE_SYMLINK
-		/* We are going to use path_construction, so close it */
-		*writepos = 0;
-
-		/* Check the current location to see if it is a symlink */
-		if((linklength = readlink(path_construction, buf, MAXPATHLEN)) != -1) {
-			/* Check linkcount */
-			if (linkcount > MAXSYMLINKS) return NULL;
-
-			/* Count this symlink */
-			linkcount++;
-
-			/* Set end of buf */
-			buf[linklength] = 0;
-
-			/* Check for overflow */
-			if ((strlen(workpos) + strlen(buf) + 1) >= MAXPATHLEN) return NULL;
-
-			/* Remove the symlink-component wrom path_construction */
-			writepos--;						/* move to '/' */
-			while(*--writepos != '/') ;		/* skip until previous '/' */
-			*++writepos = 0;				/* end of string after '/' */
-
-			/* If the symlink starts with a '/', empty path_construction */
-			if (*buf == '/') {
-				*path_construction = 0;
-				writepos = path_construction;
-			}
-
-			/* Insert symlink into path_copy */
-			strcat(buf, workpos);
-			strcpy(path_copy, buf);
-			workpos = path_copy;
-		}
-#endif /* HAVE_SYMLINK */
-
-		/* If it was a directory, append a slash */
-		if (*workpos == '/') {
-			*writepos++ = *workpos++;
-		}
-		*writepos = 0;
-#endif /* defined(PHP_WIN32) */
-	}
-
-	/* Check if the resolved path is a directory */
-	if (V_STAT(path_construction, &filestat) != 0) {
-		if (errno != ENOENT) return NULL;
-	} else {
-		if (S_ISDIR(filestat.st_mode)) {
-			/* It's a directory, append a / if needed */
-			if (*(writepos-1) != '/') {
-				/* Check for overflow */
-				if ((strlen(workpos) + 2) >= MAXPATHLEN) {
-					 return NULL;
-				}
-				*writepos++ = '/';
-				*writepos = 0;
-			}
-		}
-	}
-	
-	strcpy(resolved_path, path_construction);
-	return resolved_path;
-}
-
-/*
- * Local variables:
- * tab-width: 4
- * c-basic-offset: 4
- * End:
- */
diff --git a/main/php_version.h b/main/php_version.h
index c5c0ab3b25..4065a40092 100644
--- a/main/php_version.h
+++ b/main/php_version.h
@@ -1,3 +1,3 @@
 /* automatically generated by configure */
 /* edit configure.in to change version number */
-#define PHP_VERSION "4.0.3-dev"
+#define PHP_VERSION "4.0.3RC1"
diff --git a/main/php_virtual_cwd.c b/main/php_virtual_cwd.c
new file mode 100644
index 0000000000..b8655e59e6
--- /dev/null
+++ b/main/php_virtual_cwd.c
@@ -0,0 +1,743 @@
+#if 0
+/*
+   +----------------------------------------------------------------------+
+   | PHP version 4.0                                                      |
+   +----------------------------------------------------------------------+
+   | Copyright (c) 1997, 1998, 1999, 2000 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: Andi Gutmans <andi@zend.com>                                |
+   |          Sascha Schumann <sascha@schumann.cx>                        |
+   +----------------------------------------------------------------------+
+*/
+
+/* $Id$ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <stdio.h>
+#include <limits.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <fcntl.h>
+
+#ifdef ZEND_WIN32
+/* mode_t isn't defined on Windows */
+typedef int mode_t;
+#include <sys/utime.h>
+#endif
+
+#include "php_virtual_cwd.h"
+#include "php_reentrancy.h" /* for php_strtok_r */
+
+#define VIRTUAL_CWD_DEBUG 0
+
+#ifdef ZTS
+#include "TSRM.h"
+#endif
+
+/* Only need mutex for popen() in Windows because it doesn't chdir() on UNIX */
+#if defined(ZEND_WIN32) && defined(ZTS)
+MUTEX_T cwd_mutex;
+#endif
+
+#ifdef ZTS
+static ts_rsrc_id cwd_globals_id;
+#else
+static virtual_cwd_globals cwd_globals;
+#endif
+
+cwd_state main_cwd_state; /* True global */
+
+#ifndef ZEND_WIN32
+#include <unistd.h>
+#else
+#include <direct.h>
+#endif
+
+#ifndef S_ISDIR
+#define S_ISDIR(mode) ((mode) & _S_IFDIR)
+#endif
+
+#ifndef S_ISREG
+#define S_ISREG(mode) ((mode) & _S_IFREG)
+#endif
+
+#ifdef ZEND_WIN32
+#define php_strtok_r(a,b,c) strtok((a),(b))
+#define DEFAULT_SLASH '\\'
+#define TOKENIZER_STRING "/\\"
+
+#define COPY_WHEN_ABSOLUTE 2
+	
+static int php_check_dots(const char *element, int n) 
+{
+	while (n-- > 0) if (element[n] != '.') break;
+
+	return (n != -1);
+}
+	
+#define IS_DIRECTORY_UP(element, len) \
+	(len >= 2 && !php_check_dots(element, len))
+
+#define IS_DIRECTORY_CURRENT(element, len) \
+	(len == 1 && ptr[0] == '.')
+
+
+#else
+#define DEFAULT_SLASH '/'
+#define TOKENIZER_STRING "/"
+#endif
+
+
+/* default macros */
+
+#ifndef IS_DIRECTORY_UP
+#define IS_DIRECTORY_UP(element, len) \
+	(len == 2 && memcmp(element, "..", 2) == 0)
+#endif
+
+#ifndef IS_DIRECTORY_CURRENT
+#define IS_DIRECTORY_CURRENT(element, len) \
+	(len == 1 && ptr[0] == '.')
+#endif
+
+#ifndef COPY_WHEN_ABSOLUTE
+#define COPY_WHEN_ABSOLUTE 0
+#endif
+
+/* define this to check semantics */
+#define IS_DIR_OK(s) (1)
+	
+#ifndef IS_DIR_OK
+#define IS_DIR_OK(state) (php_is_dir_ok(state) == 0)
+#endif
+
+
+#define CWD_STATE_COPY(d, s)				\
+	(d)->cwd_length = (s)->cwd_length;		\
+	(d)->cwd = (char *) malloc((s)->cwd_length+1);	\
+	memcpy((d)->cwd, (s)->cwd, (s)->cwd_length+1);
+
+#define CWD_STATE_FREE(s)			\
+	free((s)->cwd);
+	
+static int php_is_dir_ok(const cwd_state *state) 
+{
+	struct stat buf;
+
+	if (stat(state->cwd, &buf) == 0 && S_ISDIR(buf.st_mode))
+		return (0);
+
+	return (1);
+}
+
+static int php_is_file_ok(const cwd_state *state) 
+{
+	struct stat buf;
+
+	if (stat(state->cwd, &buf) == 0 && S_ISREG(buf.st_mode))
+		return (0);
+
+	return (1);
+}
+
+static void cwd_globals_ctor(virtual_cwd_globals *cwd_globals)
+{
+	CWD_STATE_COPY(&cwd_globals->cwd, &main_cwd_state);
+}
+
+static void cwd_globals_dtor(virtual_cwd_globals *cwd_globals)
+{
+	CWD_STATE_FREE(&cwd_globals->cwd);
+}
+
+CWD_API void virtual_cwd_startup(void)
+{
+	char cwd[MAXPATHLEN];
+	char *result;
+
+	result = getcwd(cwd, sizeof(cwd));	
+	if (!result) {
+		cwd[0] = '\0';
+	}
+	main_cwd_state.cwd = strdup(cwd);
+	main_cwd_state.cwd_length = strlen(cwd);
+
+#ifdef ZTS
+	cwd_globals_id = ts_allocate_id(sizeof(virtual_cwd_globals), (ts_allocate_ctor) cwd_globals_ctor, (ts_allocate_dtor) cwd_globals_dtor);
+#else
+	cwd_globals_ctor(&cwd_globals);
+#endif
+
+#if defined(ZEND_WIN32) && defined(ZTS)
+	cwd_mutex = tsrm_mutex_alloc();
+#endif
+}
+
+CWD_API void virtual_cwd_shutdown(void)
+{
+#ifndef ZTS
+	cwd_globals_dtor(&cwd_globals);
+#endif
+#if defined(ZEND_WIN32) && defined(ZTS)
+	tsrm_mutex_free(cwd_mutex);
+#endif
+
+	free(main_cwd_state.cwd); /* Don't use CWD_STATE_FREE because the non global states will probably use emalloc()/efree() */
+}
+
+CWD_API char *virtual_getcwd_ex(int *length)
+{
+	cwd_state *state;
+	CWDLS_FETCH();
+
+	state = &CWDG(cwd);
+
+	if (state->cwd_length == 0) {
+		char *retval;
+
+		*length = 1;
+		retval = (char *) malloc(2);
+		retval[0] = DEFAULT_SLASH;
+		retval[1] = '\0';	
+		return retval;
+	}
+
+#ifdef ZEND_WIN32
+	/* If we have something like C: */
+	if (state->cwd_length == 2 && state->cwd[state->cwd_length-1] == ':') {
+		char *retval;
+
+		*length = state->cwd_length+1;
+		retval = (char *) malloc(*length+1);
+		memcpy(retval, state->cwd, *length);
+		retval[*length-1] = DEFAULT_SLASH;
+		retval[*length] = '\0';
+		return retval;
+	}
+#endif
+	*length = state->cwd_length;
+	return strdup(state->cwd);
+}
+
+
+/* Same semantics as UNIX getcwd() */
+CWD_API char *virtual_getcwd(char *buf, size_t size)
+{
+	size_t length;
+	char *cwd;
+
+	cwd = virtual_getcwd_ex(&length);
+
+	if (buf == NULL) {
+		return cwd;
+	}
+	if (length > size-1) {
+		free(cwd);
+		errno = ERANGE; /* Is this OK? */
+		return NULL;
+	}
+	memcpy(buf, cwd, length+1);
+	free(cwd);
+	return buf;
+}
+
+/* Resolve path relatively to state and put the real path into state */
+/* returns 0 for ok, 1 for error */
+CWD_API int virtual_file_ex(cwd_state *state, const char *path, verify_path_func verify_path)
+{
+	int path_length = strlen(path);
+	char *ptr, *path_copy;
+	char *tok = NULL;
+	int ptr_length;
+	cwd_state *old_state;
+	int ret = 0;
+	int copy_amount = -1;
+	char *free_path;
+	zend_bool is_absolute = 0;
+#ifndef ZEND_WIN32
+	char resolved_path[MAXPATHLEN];
+#endif
+
+	if (path_length == 0) 
+		return (0);
+
+#ifndef ZEND_WIN32
+	if (IS_ABSOLUTE_PATH(path, path_length)) {
+		if (realpath(path, resolved_path)) {
+			path = resolved_path;
+			path_length = strlen(path);
+		}
+	} else { /* Concat current directory with relative path and then run realpath() on it */
+		char *tmp;
+		char *ptr;
+
+		ptr = tmp = (char *) malloc(state->cwd_length+path_length+sizeof("/"));
+		if (!tmp) {
+			return 1;
+		}
+		memcpy(ptr, state->cwd, state->cwd_length);
+		ptr += state->cwd_length;
+		*ptr++ = DEFAULT_SLASH;
+		memcpy(ptr, path, path_length);
+		ptr += path_length;
+		*ptr = '\0';
+		if (realpath(tmp, resolved_path)) {
+			path = resolved_path;
+			path_length = strlen(path);
+		}
+		free(tmp);
+	}
+#endif
+	free_path = path_copy = estrndup(path, path_length);
+
+	old_state = (cwd_state *) malloc(sizeof(cwd_state));
+	CWD_STATE_COPY(old_state, state);
+#if VIRTUAL_CWD_DEBUG
+	fprintf(stderr,"cwd = %s path = %s\n", state->cwd, path);
+#endif
+	if (IS_ABSOLUTE_PATH(path_copy, path_length)) {
+		copy_amount = COPY_WHEN_ABSOLUTE;
+		is_absolute = 1;
+#ifdef ZEND_WIN32
+	} else if(IS_SLASH(path_copy[0])) {
+		copy_amount = 2;
+#endif
+	}
+
+	if (copy_amount != -1) {
+		state->cwd = (char *) realloc(state->cwd, copy_amount + 1);
+		if (copy_amount) {
+			if (is_absolute) {
+				memcpy(state->cwd, path_copy, copy_amount);
+				path_copy += copy_amount;
+			} else {
+				memcpy(state->cwd, old_state->cwd, copy_amount);
+			}
+		}
+		state->cwd[copy_amount] = '\0';
+		state->cwd_length = copy_amount;
+	}
+
+
+	ptr = php_strtok_r(path_copy, TOKENIZER_STRING, &tok);
+	while (ptr) {
+		ptr_length = strlen(ptr);
+
+		if (IS_DIRECTORY_UP(ptr, ptr_length)) {
+			char save;
+
+			save = DEFAULT_SLASH;
+
+#define PREVIOUS state->cwd[state->cwd_length - 1]
+
+			while (IS_ABSOLUTE_PATH(state->cwd, state->cwd_length) &&
+					!IS_SLASH(PREVIOUS)) {
+				save = PREVIOUS;
+				PREVIOUS = '\0';
+				state->cwd_length--;
+			}
+
+			if (!IS_ABSOLUTE_PATH(state->cwd, state->cwd_length)) {
+				state->cwd[state->cwd_length++] = save;
+				state->cwd[state->cwd_length] = '\0';
+			} else {
+				PREVIOUS = '\0';
+				state->cwd_length--;
+			}
+		} else if (!IS_DIRECTORY_CURRENT(ptr, ptr_length)) {
+			state->cwd = (char *) realloc(state->cwd, state->cwd_length+ptr_length+1+1);
+			state->cwd[state->cwd_length] = DEFAULT_SLASH;
+			memcpy(&state->cwd[state->cwd_length+1], ptr, ptr_length+1);
+			state->cwd_length += (ptr_length+1);
+		}
+		ptr = php_strtok_r(NULL, TOKENIZER_STRING, &tok);
+	}
+
+	if (state->cwd_length == COPY_WHEN_ABSOLUTE) {
+		state->cwd = (char *) realloc(state->cwd, state->cwd_length+1+1);
+		state->cwd[state->cwd_length] = DEFAULT_SLASH;
+		state->cwd[state->cwd_length+1] = '\0';
+		state->cwd_length++;
+	}
+
+	if (verify_path && verify_path(state)) {
+		CWD_STATE_FREE(state);
+
+		*state = *old_state;
+
+		ret = 1;
+	} else {
+		CWD_STATE_FREE(old_state);
+		ret = 0;
+	}
+	
+	free(old_state);
+	
+	efree(free_path);
+#if VIRTUAL_CWD_DEBUG
+	fprintf (stderr, "virtual_file_ex() = %s\n",state->cwd);
+#endif
+	return (ret);
+}
+
+CWD_API int virtual_chdir(const char *path)
+{
+	CWDLS_FETCH();
+
+	return virtual_file_ex(&CWDG(cwd), path, php_is_dir_ok)?-1:0;
+}
+
+CWD_API int virtual_chdir_file(const char *path, int (*p_chdir)(const char *path))
+{
+	int length = strlen(path);
+	char *temp;
+	int retval;
+
+	if (length == 0) {
+		return 1; /* Can't cd to empty string */
+	}	
+	while(--length >= 0 && !IS_SLASH(path[length])) {
+	}
+
+	if (length == -1) {
+		return virtual_chdir(path);
+	}
+
+	if (length == COPY_WHEN_ABSOLUTE && IS_ABSOLUTE_PATH(path, length+1)) { /* Also use trailing slash if this is absolute */
+		length++;
+	}
+	temp = (char *) do_alloca(length+1);
+	memcpy(temp, path, length);
+	temp[length] = 0;
+#if VIRTUAL_CWD_DEBUG
+	fprintf (stderr, "Changing directory to %s\n", temp);
+#endif
+	retval = p_chdir(temp);
+	free_alloca(temp);
+	return retval;
+}
+
+CWD_API char *virtual_realpath(const char *path, char *real_path)
+{
+	cwd_state new_state;
+	int retval;
+    CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	retval = virtual_file_ex(&new_state, path, NULL);
+	
+	if(retval) {
+		int len = new_state.cwd_length>MAXPATHLEN-1?MAXPATHLEN-1:new_state.cwd_length;
+		memcpy(real_path, new_state.cwd, len);
+		real_path[len] = '\0';
+		return real_path;
+	}
+
+	return NULL;
+}
+
+CWD_API int virtual_filepath(const char *path, char **filepath)
+{
+	cwd_state new_state;
+	int retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	retval = virtual_file_ex(&new_state, path, php_is_file_ok);
+
+	*filepath = new_state.cwd;
+
+	return retval;
+}
+
+CWD_API FILE *virtual_fopen(const char *path, const char *mode)
+{
+	cwd_state new_state;
+	FILE *f;
+	CWDLS_FETCH();
+
+	if (path[0] == '\0') { /* Fail to open empty path */
+		return NULL;
+	}
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, path, NULL);
+
+	f = fopen(new_state.cwd, mode);
+
+	CWD_STATE_FREE(&new_state);
+	return f;
+}
+
+#if HAVE_UTIME
+CWD_API int virtual_utime(const char *filename, struct utimbuf *buf)
+{
+	cwd_state new_state;
+	int ret;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, filename, NULL);
+
+	ret = utime(new_state.cwd, buf);
+
+	CWD_STATE_FREE(&new_state);
+	return ret;
+}
+#endif
+
+CWD_API int virtual_chmod(const char *filename, mode_t mode)
+{
+	cwd_state new_state;
+	int ret;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, filename, NULL);
+
+	ret = chmod(new_state.cwd, mode);
+
+	CWD_STATE_FREE(&new_state);
+	return ret;
+}
+
+#ifndef PHP_WIN32
+CWD_API int virtual_chown(const char *filename, uid_t owner, gid_t group)
+{
+	cwd_state new_state;
+	int ret;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, filename, NULL);
+
+	ret = chown(new_state.cwd, owner, group);
+
+	CWD_STATE_FREE(&new_state);
+	return ret;
+}
+#endif
+
+CWD_API int virtual_open(const char *path, int flags, ...)
+{
+	cwd_state new_state;
+	int f;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, path, NULL);
+
+	if (flags & O_CREAT) {
+		mode_t mode;
+		va_list arg;
+
+		va_start(arg, flags);
+		mode = va_arg(arg, mode_t);
+		va_end(arg);
+
+		f = open(new_state.cwd, flags, mode);
+	} else {
+		f = open(new_state.cwd, flags);
+	}	
+	CWD_STATE_FREE(&new_state);
+	return f;
+}
+
+CWD_API int virtual_creat(const char *path, mode_t mode)
+{
+	cwd_state new_state;
+	int f;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, path, NULL);
+
+	f = creat(new_state.cwd,  mode);
+
+	CWD_STATE_FREE(&new_state);
+	return f;
+}
+
+
+CWD_API int virtual_stat(const char *path, struct stat *buf)
+{
+	cwd_state new_state;
+	int retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, path, NULL);
+
+	retval = stat(new_state.cwd, buf);
+
+	CWD_STATE_FREE(&new_state);
+	return retval;
+}
+
+#ifndef ZEND_WIN32
+
+CWD_API int virtual_lstat(const char *path, struct stat *buf)
+{
+	cwd_state new_state;
+	int retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, path, NULL);
+
+	retval = lstat(new_state.cwd, buf);
+
+	CWD_STATE_FREE(&new_state);
+	return retval;
+}
+
+#endif
+
+CWD_API int virtual_unlink(const char *path)
+{
+	cwd_state new_state;
+	int retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, path, NULL);
+
+	retval = unlink(new_state.cwd);
+
+	CWD_STATE_FREE(&new_state);
+	return retval;
+}
+
+CWD_API int virtual_mkdir(const char *pathname, mode_t mode)
+{
+	cwd_state new_state;
+	int retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, pathname, NULL);
+
+	retval = mkdir(new_state.cwd, mode);
+
+	CWD_STATE_FREE(&new_state);
+	return retval;
+}
+
+CWD_API int virtual_rmdir(const char *pathname)
+{
+	cwd_state new_state;
+	int retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, pathname, NULL);
+
+	retval = rmdir(new_state.cwd);
+
+	CWD_STATE_FREE(&new_state);
+	return retval;
+}
+
+CWD_API DIR *virtual_opendir(const char *pathname)
+{
+	cwd_state new_state;
+	DIR *retval;
+	CWDLS_FETCH();
+
+	CWD_STATE_COPY(&new_state, &CWDG(cwd));
+	virtual_file_ex(&new_state, pathname, NULL);
+
+	retval = opendir(new_state.cwd);
+
+	CWD_STATE_FREE(&new_state);
+	return retval;
+}
+
+#ifndef ZEND_WIN32
+
+CWD_API FILE *virtual_popen(const char *command, const char *type)
+{
+	int command_length;
+	char *command_line;
+	char *ptr;
+	FILE *retval;
+	CWDLS_FETCH();
+
+	command_length = strlen(command);
+
+	ptr = command_line = (char *) malloc(command_length + sizeof("cd  ; ") + CWDG(cwd).cwd_length+1);
+	if (!command_line) {
+		return NULL;
+	}
+	memcpy(ptr, "cd ", sizeof("cd ")-1);
+	ptr += sizeof("cd ")-1;
+
+	if (CWDG(cwd).cwd_length == 0) {
+		*ptr++ = DEFAULT_SLASH;
+	} else {
+		memcpy(ptr, CWDG(cwd).cwd, CWDG(cwd).cwd_length);
+		ptr += CWDG(cwd).cwd_length;
+	}
+	
+	*ptr++ = ' ';
+	*ptr++ = ';';
+	*ptr++ = ' ';
+
+	memcpy(ptr, command, command_length+1);
+	retval = popen(command_line, type);
+	free(command_line);
+	return retval;
+}
+
+#else
+
+/* On Windows the trick of prepending "cd cwd; " doesn't work so we need to perform
+   a real chdir() and mutex it
+ */
+CWD_API FILE *virtual_popen(const char *command, const char *type)
+{
+	char prev_cwd[MAXPATHLEN];
+	char *getcwd_result;
+	FILE *retval;
+	CWDLS_FETCH();
+
+	getcwd_result = getcwd(prev_cwd, MAXPATHLEN);
+	if (!getcwd_result) {
+		return NULL;
+	}
+
+#ifdef ZTS
+	tsrm_mutex_lock(cwd_mutex);
+#endif
+
+	chdir(CWDG(cwd).cwd);
+	retval = popen(command, type);
+	chdir(prev_cwd);
+
+#ifdef ZTS
+	tsrm_mutex_unlock(cwd_mutex);
+#endif
+
+	return retval;
+}
+
+#endif
+
+#endif
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ */
diff --git a/main/php_virtual_cwd.h b/main/php_virtual_cwd.h
new file mode 100644
index 0000000000..6155648a0a
--- /dev/null
+++ b/main/php_virtual_cwd.h
@@ -0,0 +1,145 @@
+#if 0
+
+/*
+   +----------------------------------------------------------------------+
+   | PHP version 4.0                                                      |
+   +----------------------------------------------------------------------+
+   | Copyright (c) 1997, 1998, 1999, 2000 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: Andi Gutmans <andi@zend.com>                                |
+   |          Sascha Schumann <sascha@schumann.cx>                        |
+   +----------------------------------------------------------------------+
+*/
+
+/* $Id$ */
+
+#ifndef VIRTUAL_CWD_H
+#define VIRTUAL_CWD_H
+
+#include "zend.h"
+#include "zend_API.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef HAVE_UTIME_H
+#include <utime.h>
+#endif
+
+#ifndef ZEND_WIN32
+#include <unistd.h>
+#endif
+
+#include <ctype.h>
+
+#ifdef ZEND_WIN32
+#include "win32/readdir.h"
+
+#define IS_SLASH(c)	((c) == '/' || (c) == '\\')
+
+#define IS_ABSOLUTE_PATH(path, len) \
+	(len >= 2 && isalpha(path[0]) && path[1] == ':')
+
+#else
+#ifdef HAVE_DIRENT_H
+#include <dirent.h>
+#endif
+
+#define IS_SLASH(c)	((c) == '/')
+
+#endif
+
+#ifndef IS_ABSOLUTE_PATH	
+#define IS_ABSOLUTE_PATH(path, len) \
+	(IS_SLASH(path[0]))
+#endif
+
+#if HAVE_UTIME
+# ifdef PHP_WIN32
+#  include <sys/utime.h>
+# endif
+#endif
+
+#ifdef PHP_EXPORTS
+#define CWD_EXPORTS
+#endif
+
+#ifdef ZEND_WIN32
+#       ifdef CWD_EXPORTS
+#       define CWD_API __declspec(dllexport)
+#       else
+#       define CWD_API __declspec(dllimport)
+#       endif
+#else
+#define CWD_API
+#endif
+
+typedef struct _cwd_state {
+	char *cwd;
+	int cwd_length;
+} cwd_state;
+
+typedef int (*verify_path_func)(const cwd_state *);
+
+CWD_API void virtual_cwd_startup(void);
+CWD_API void virtual_cwd_shutdown(void);
+CWD_API char *virtual_getcwd_ex(int *length);
+CWD_API char *virtual_getcwd(char *buf, size_t size);
+CWD_API int virtual_chdir(const char *path);
+CWD_API int virtual_chdir_file(const char *path, int (*p_chdir)(const char *path));
+/* CWD_API void virtual_real_chdir_file(const char *path); */
+CWD_API int virtual_filepath(const char *path, char **filepath);
+CWD_API char *virtual_realpath(const char *path, char *real_path);
+CWD_API FILE *virtual_fopen(const char *path, const char *mode);
+CWD_API int virtual_open(const char *path, int flags, ...);
+CWD_API int virtual_creat(const char *path, mode_t mode);
+CWD_API int virtual_stat(const char *path, struct stat *buf);
+#ifndef ZEND_WIN32
+CWD_API int virtual_lstat(const char *path, struct stat *buf);
+#endif
+CWD_API int virtual_unlink(const char *path);
+CWD_API int virtual_mkdir(const char *pathname, mode_t mode);
+CWD_API int virtual_rmdir(const char *pathname);
+CWD_API DIR *virtual_opendir(const char *pathname);
+CWD_API FILE *virtual_popen(const char *command, const char *type);
+#if HAVE_UTIME
+CWD_API int virtual_utime(const char *filename, struct utimbuf *buf);
+#endif
+CWD_API int virtual_chmod(const char *filename, mode_t mode);
+#ifndef PHP_WIN32
+CWD_API int virtual_chown(const char *filename, uid_t owner, gid_t group);
+#endif
+
+CWD_API int virtual_file_ex(cwd_state *state, const char *path, verify_path_func verify_path);
+
+typedef struct _virtual_cwd_globals {
+	cwd_state cwd;
+} virtual_cwd_globals;
+
+#ifdef ZTS
+# define CWDLS_D  virtual_cwd_globals *cwd_globals
+# define CWDLS_DC , CWDLS_D
+# define CWDLS_C  cwd_globals
+# define CWDLS_CC , CWDLS_C
+# define CWDG(v) (cwd_globals->v)
+# define CWDLS_FETCH()    virtual_cwd_globals *cwd_globals = ts_resource(cwd_globals_id)
+#else
+# define CWDLS_D  void
+# define CWDLS_DC
+# define CWDLS_C
+# define CWDLS_CC
+# define CWDG(v) (cwd_globals.v)
+# define CWDLS_FETCH()
+#endif
+
+#endif /* VIRTUAL_CWD_H */
+
+#endif
diff --git a/pear/tests/pear_error_callback.phpt b/pear/tests/pear_error_callback.phpt
new file mode 100644
index 0000000000..4524c64607
--- /dev/null
+++ b/pear/tests/pear_error_callback.phpt
@@ -0,0 +1,32 @@
+--TEST--
+PEAR_Error in callback mode
+--SKIPIF--
+--FILE--
+<?php
+
+require_once "PEAR.php";
+
+function error_function($obj) {
+    print "this is error_function reporting: ";
+    print $obj->toString();
+    print "\n";
+}
+class myclass {
+    function error_method($obj) {
+	print "this is myclass::error_method reporting: ";
+	print $obj->toString();
+	print "\n";
+    }
+}
+$obj = new myclass;
+new PEAR_Error("errortest1", 0, PEAR_ERROR_CALLBACK, "error_function");
+new PEAR_Error("errortest2", 0, PEAR_ERROR_CALLBACK,
+	       array(&$obj, "error_method"));
+
+
+?>
+--GET--
+--POST--
+--EXPECT--
+this is error_function reporting: [pear_error: message="errortest1" code=0 mode=callback level=notice prefix="" prepend="" append=""]
+this is myclass::error_method reporting: [pear_error: message="errortest2" code=0 mode=callback level=notice prefix="" prepend="" append=""]
diff --git a/strtok_r.c b/strtok_r.c
deleted file mode 100644
index fea43bdead..0000000000
--- a/strtok_r.c
+++ /dev/null
@@ -1,113 +0,0 @@
-#include "php.h"
-
-#ifndef HAVE_STRTOK_R
-
-/*
- * Copyright (c) 1998 Softweyr LLC.  All rights reserved.
- *
- * strtok_r, from Berkeley strtok
- * Oct 13, 1998 by Wes Peters <wes@softweyr.com>
- *
- * Copyright (c) 1988, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notices, this list of conditions and the following disclaimer.
- * 
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notices, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *
- *	This product includes software developed by Softweyr LLC, the
- *      University of California, Berkeley, and its contributors.
- *
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY SOFTWEYR LLC, THE REGENTS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
- * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL SOFTWEYR LLC, THE
- * REGENTS, OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
- * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <stddef.h>
-#include <string.h>
-
-char *
-strtok_r(char *s, const char *delim, char **last)
-{
-    char *spanp;
-    int c, sc;
-    char *tok;
-
-    if (s == NULL && (s = *last) == NULL)
-    {
-	return NULL;
-    }
-
-    /*
-     * Skip (span) leading delimiters (s += strspn(s, delim), sort of).
-     */
-cont:
-    c = *s++;
-    for (spanp = (char *)delim; (sc = *spanp++) != 0; )
-    {
-	if (c == sc)
-	{
-	    goto cont;
-	}
-    }
-
-    if (c == 0)		/* no non-delimiter characters */
-    {
-	*last = NULL;
-	return NULL;
-    }
-    tok = s - 1;
-
-    /*
-     * Scan token (scan for delimiters: s += strcspn(s, delim), sort of).
-     * Note that delim must have one NUL; we stop if we see that, too.
-     */
-    for (;;)
-    {
-	c = *s++;
-	spanp = (char *)delim;
-	do
-	{
-	    if ((sc = *spanp++) == c)
-	    {
-		if (c == 0)
-		{
-		    s = NULL;
-		}
-		else
-		{
-		    char *w = s - 1;
-		    *w = '\0';
-		}
-		*last = s;
-		return tok;
-	    }
-	}
-	while (sc != 0);
-    }
-    /* NOTREACHED */
-}
-
-#endif