From ecb5c7e08edea0a1cc17d4c6477f77819e3b6842 Mon Sep 17 00:00:00 2001
From: Ilia Alshanetsky <iliaa@php.net>
Date: Mon, 4 Nov 2002 23:24:15 +0000
Subject: [PATCH] Revert virtual_link() patch.

---
 TSRM/tsrm_virtual_cwd.c | 41 ++++++++++++-----------------------------
 TSRM/tsrm_virtual_cwd.h |  3 +--
 ext/standard/link.c     |  8 +++-----
 3 files changed, 16 insertions(+), 36 deletions(-)

diff --git a/TSRM/tsrm_virtual_cwd.c b/TSRM/tsrm_virtual_cwd.c
index 01e1fe9eda5..748fb608e49 100644
--- a/TSRM/tsrm_virtual_cwd.c
+++ b/TSRM/tsrm_virtual_cwd.c
@@ -282,29 +282,6 @@ CWD_API char *virtual_getcwd(char *buf, size_t size TSRMLS_DC)
 	return buf;
 }
 
-CWD_API char *virtual_link(char *buf, size_t size TSRMLS_DC)
-{
-	char *p;
-	char tmp_path[MAXPATHLEN * 2];
-	char resolved_path[MAXPATHLEN];
-	
-	if (IS_ABSOLUTE_PATH(buf, size)) {
-		p = resolved_path;
-		memcpy(p, buf, size);
-		p[size] = '\0';
-	} else {
-		virtual_getcwd(tmp_path, MAXPATHLEN TSRMLS_CC);
-		p = tmp_path + strlen(tmp_path);
-		*p++ = '/';
-		memcpy(p, buf, size);
-		*(p + size) = '\0';
-		
-		p = tmp_path;
-	}
-	
-	return p;
-}
-
 /* 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)
@@ -709,24 +686,30 @@ CWD_API int virtual_stat(const char *path, struct stat_libc *buf TSRMLS_DC)
 #if !defined(TSRM_WIN32) && !defined(NETWARE)
 CWD_API int virtual_lstat(const char *path, struct stat *buf TSRMLS_DC)
 {
+	cwd_state new_state;
 	int retval;
-	char *p;
 
-	p = virtual_link((char *)path, strlen(path) TSRMLS_CC);
-	retval = lstat(p, buf);
+	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 TSRMLS_DC)
 {
+	cwd_state new_state;
 	int retval;
-	char *resolved_path;
 
-	resolved_path = virtual_link((char *)path, strlen(path) TSRMLS_CC);
-	retval = unlink(resolved_path);
+	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;
 }
 
diff --git a/TSRM/tsrm_virtual_cwd.h b/TSRM/tsrm_virtual_cwd.h
index 6d2a51e4661..2ecc01c0047 100644
--- a/TSRM/tsrm_virtual_cwd.h
+++ b/TSRM/tsrm_virtual_cwd.h
@@ -54,7 +54,7 @@ typedef unsigned short mode_t;
         (*(c) == '\\' && !IsDBCSLeadByte(*(c-1))))
 
 /* COPY_WHEN_ABSOLUTE also takes path as argument because netware needs it
-/* to account for volume name that is unique to NetWare absolute paths
+ * to account for volume name that is unique to NetWare absolute paths
  */
 #define COPY_WHEN_ABSOLUTE(path) 2
 #define IS_ABSOLUTE_PATH(path, len) \
@@ -144,7 +144,6 @@ CWD_API int virtual_stat(const char *path, struct stat_libc *buf TSRMLS_DC);
 #endif
 #if !defined(TSRM_WIN32) && !defined(NETWARE)
 CWD_API int virtual_lstat(const char *path, struct stat *buf TSRMLS_DC);
-CWD_API char *virtual_link(char *buf, size_t size TSRMLS_DC);
 #endif
 CWD_API int virtual_unlink(const char *path TSRMLS_DC);
 CWD_API int virtual_mkdir(const char *pathname, mode_t mode TSRMLS_DC);
diff --git a/ext/standard/link.c b/ext/standard/link.c
index c612076c7bf..dcafb604eb1 100644
--- a/ext/standard/link.c
+++ b/ext/standard/link.c
@@ -58,24 +58,22 @@ PHP_FUNCTION(readlink)
 {
 	zval **filename;
 	char buff[MAXPATHLEN];
-	char *p;
 	int ret;
-	        
+
 	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &filename) == FAILURE) {
 		WRONG_PARAM_COUNT;
 	}
 	convert_to_string_ex(filename);
 
-	p = virtual_link(Z_STRVAL_PP(filename), Z_STRLEN_PP(filename) TSRMLS_CC);
+	ret = readlink(Z_STRVAL_PP(filename), buff, MAXPATHLEN-1);
 
-	ret = readlink(p, buff, MAXPATHLEN-1);
 	if (ret == -1) {
 		php_error(E_WARNING, "readlink failed (%s)", strerror(errno));
 		RETURN_FALSE;
 	}
 	/* Append NULL to the end of the string */
 	buff[ret] = '\0';
-	
+
 	RETURN_STRING(buff, 1);
 }
 /* }}} */