--- a/dovecot-example.conf	Fri Feb 21 15:01:55 2003 +0200
+++ b/dovecot-example.conf	Fri Feb 21 15:02:16 2003 +0200
@@ -300,6 +300,13 @@
 # umask to use for mail files and directories
 #umask = 0077
 
+# Drop all privileges before exec()ing the mail process. This is mostly
+# meant for debugging, otherwise you don't get core dumps. Note that setting
+# this to yes means that log file is opened as the logged in user, which
+# might not work. It could also be a small security risk if you use single UID
+# for multiple users, as the users could ptrace() each others processes then.
+#mail_drop_priv_before_exec = no
+
 ##
 ## IMAP process
 ##

--- a/src/master/mail-process.c	Fri Feb 21 15:01:55 2003 +0200
+++ b/src/master/mail-process.c	Fri Feb 21 15:02:16 2003 +0200
@@ -216,6 +216,9 @@
 	   any errors above will be logged */
 	closelog();
 
+	if (set->mail_drop_priv_before_exec)
+		restrict_access_by_env(TRUE);
+
 	/* hide the path, it's ugly */
 	argv[0] = strrchr(executable, '/');
 	if (argv[0] == NULL) argv[0] = executable; else argv[0]++;

--- a/src/master/main.c	Fri Feb 21 15:01:55 2003 +0200
+++ b/src/master/main.c	Fri Feb 21 15:02:16 2003 +0200
@@ -78,11 +78,11 @@
 {
 	i_warning("SIGHUP received - reloading configuration");
 
-	master_settings_read(configfile);
-
 	/* restart auth and login processes */
         login_processes_destroy_all();
         auth_processes_destroy_all();
+
+	master_settings_read(configfile);
 }
 
 static const char *get_exit_status_message(enum fatal_exit_status status)

--- a/src/master/master-settings.c	Fri Feb 21 15:01:55 2003 +0200
+++ b/src/master/master-settings.c	Fri Feb 21 15:02:16 2003 +0200
@@ -68,6 +68,7 @@
 	DEF(SET_INT, mbox_dotlock_change_timeout),
 	DEF(SET_BOOL, overwrite_incompatible_index),
 	DEF(SET_INT, umask),
+	DEF(SET_BOOL, mail_drop_priv_before_exec),
 
 	/* imap */
 	DEF(SET_STR, imap_executable),
@@ -173,6 +174,7 @@
 	MEMBER(mbox_dotlock_change_timeout) 30,
 	MEMBER(overwrite_incompatible_index) FALSE,
 	MEMBER(umask) 0077,
+	MEMBER(mail_drop_priv_before_exec) FALSE,
 
 	/* imap */
 	MEMBER(imap_executable) PKG_LIBEXECDIR"/imap",

--- a/src/master/master-settings.h	Fri Feb 21 15:01:55 2003 +0200
+++ b/src/master/master-settings.h	Fri Feb 21 15:02:16 2003 +0200
@@ -52,6 +52,7 @@
 	unsigned int mbox_dotlock_change_timeout;
 	int overwrite_incompatible_index;
 	unsigned int umask;
+	int mail_drop_priv_before_exec;
 
 	/* imap */
 	const char *imap_executable;