$NetBSD: patch-ad,v 1.3 2001/03/14 00:10:00 jlam Exp $

--- ext/imap/php_imap.c.orig	Wed Oct 25 13:43:52 2000
+++ ext/imap/php_imap.c
@@ -183,7 +183,19 @@
 void mail_close_it(zend_rsrc_list_entry *rsrc)
 {
 	pils *imap_le_struct = (pils *)rsrc->ptr;
+	IMAPLS_FETCH();
+
 	mail_close_full(imap_le_struct->imap_stream, imap_le_struct->flags);
+
+	if (IMAPG(imap_user)) {
+		efree(IMAPG(imap_user));
+		IMAPG(imap_user) = 0;
+	}
+	if (IMAPG(imap_password)) {
+		efree(IMAPG(imap_password));
+		IMAPG(imap_password) = 0;
+	}
+
 	efree(imap_le_struct);
 }
 
@@ -392,7 +404,11 @@
 	ZEND_INIT_MODULE_GLOBALS(imap, php_imap_init_globals, NULL)
 
 
-#if 1
+/*
+ * Use the installed c-client linkage.c to determine which drivers and
+ * authenticators are linked in.
+ */
+#if 0
 #ifndef PHP_WIN32
 	mail_link(&unixdriver);   /* link in the unix driver */
 #endif
@@ -633,6 +649,14 @@
 		}
 	}
 
+	if (IMAPG(imap_user)) {
+		efree(IMAPG(imap_user));
+	}
+
+	if (IMAPG(imap_password)) {
+		efree(IMAPG(imap_password));
+	}
+
 	IMAPG(imap_user)     = estrndup(Z_STRVAL_PP(user), Z_STRLEN_PP(user));
 	IMAPG(imap_password) = estrndup(Z_STRVAL_PP(passwd), Z_STRLEN_PP(passwd));
 	
@@ -712,6 +736,8 @@
 				}
  			}
 			efree(hashed_details);
+			efree(IMAPG(imap_user)); IMAPG(imap_user) = 0;
+			efree(IMAPG(imap_password)); IMAPG(imap_password) = 0;
 			RETURN_FALSE;
 		}
 
@@ -721,6 +747,8 @@
 			node = malloc(sizeof(pils));
 			if (node == NULL) {
 				efree(hashed_details);
+				efree(IMAPG(imap_user)); IMAPG(imap_user) = 0;
+				efree(IMAPG(imap_password)); IMAPG(imap_password) = 0;
 				RETURN_FALSE;
 			}
 
@@ -757,6 +785,8 @@
 
 			free(headp);
 			efree(hashed_details);
+			efree(IMAPG(imap_user)); IMAPG(imap_user) = 0;
+			efree(IMAPG(imap_password)); IMAPG(imap_password) = 0;
  			RETURN_FALSE;
 		}
 
@@ -766,11 +796,11 @@
 	} else {
 #endif
 		imap_stream = mail_open(NIL, Z_STRVAL_PP(mailbox), flags);
-		efree(IMAPG(imap_user));
-		efree(IMAPG(imap_password));
 
 		if (imap_stream == NIL) {
 			php_error(E_WARNING, "Couldn't open stream %s\n", (*mailbox)->value.str.val);
+			efree(IMAPG(imap_user)); IMAPG(imap_user) = 0;
+			efree(IMAPG(imap_password)); IMAPG(imap_password) = 0;
 			RETURN_FALSE;
 		}