Add control=freeze/no_tell feature.

[exim.git] / src / src / readconf.c

diff --git a/src/src/readconf.c b/src/src/readconf.c
index 3ceece4894e81a58ac0e2a2b3c3e6ac4c7c3411b..62b6d5b8572a4848a9074b93b76a7dc54290e8be 100644 (file)
--- a/src/src/readconf.c
+++ b/src/src/readconf.c
@@ -1,10 +1,10 @@
-/* $Cambridge: exim/src/src/readconf.c,v 1.13 2005/09/19 11:56:11 ph10 Exp $ */
+/* $Cambridge: exim/src/src/readconf.c,v 1.19 2006/02/13 12:02:59 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2005 */
+/* Copyright (c) University of Cambridge 1995 - 2006 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* Functions for reading the configuration file, and for displaying
@@ -182,6 +182,7 @@ static optionlist optionlist_config[] = {
   { "callout_random_local_part",opt_stringptr,   &callout_random_local_part },
   { "check_log_inodes",         opt_int,         &check_log_inodes },
   { "check_log_space",          opt_Kint,        &check_log_space },
+  { "check_rfc2047_length",     opt_bool,        &check_rfc2047_length },
   { "check_spool_inodes",       opt_int,         &check_spool_inodes },
   { "check_spool_space",        opt_Kint,        &check_spool_space },
   { "daemon_smtp_port",         opt_stringptr|opt_hidden, &daemon_smtp_port },
@@ -193,6 +194,7 @@ static optionlist optionlist_config[] = {
   { "deliver_drop_privilege",   opt_bool,        &deliver_drop_privilege },
   { "deliver_queue_load_max",   opt_fixed,       &deliver_queue_load_max },
   { "delivery_date_remove",     opt_bool,        &delivery_date_remove },
+  { "disable_ipv6",             opt_bool,        &disable_ipv6 },
   { "dns_again_means_nonexist", opt_stringptr,   &dns_again_means_nonexist },
   { "dns_check_names_pattern",  opt_stringptr,   &check_dns_names_pattern },
   { "dns_csa_search_limit",     opt_int,         &dns_csa_search_limit },
@@ -1625,10 +1627,16 @@ switch (type)
       int count = 1;
       uid_t *list;
       int ptr = 0;
-      uschar *p = sptr;
+      uschar *p;
+      uschar *op = expand_string (sptr);
+
+      if (op == NULL)
+        log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "failed to expand %s: %s",
+          name, expand_string_message);
 
+      p = op;
       if (*p != 0) count++;
-      while (*p != 0) if (*p++ == ':') count++;
+      while (*p != 0) if (*p++ == ':' && *p != 0) count++;
       list = store_malloc(count*sizeof(uid_t));
       list[ptr++] = (uid_t)(count - 1);
 
@@ -1637,7 +1645,7 @@ switch (type)
       else
         *((uid_t **)((uschar *)data_block + (long int)(ol->value))) = list;
 
-      p = sptr;
+      p = op;
       while (count-- > 1)
         {
         int sep = 0;
@@ -1660,10 +1668,16 @@ switch (type)
       int count = 1;
       gid_t *list;
       int ptr = 0;
-      uschar *p = sptr;
+      uschar *p;
+      uschar *op = expand_string (sptr);
 
+      if (op == NULL)
+        log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "failed to expand %s: %s",
+          name, expand_string_message);
+
+      p = op;
       if (*p != 0) count++;
-      while (*p != 0) if (*p++ == ':') count++;
+      while (*p != 0) if (*p++ == ':' && *p != 0) count++;
       list = store_malloc(count*sizeof(gid_t));
       list[ptr++] = (gid_t)(count - 1);
 
@@ -1672,7 +1686,7 @@ switch (type)
       else
         *((gid_t **)((uschar *)data_block + (long int)(ol->value))) = list;
 
-      p = sptr;
+      p = op;
       while (count-- > 1)
         {
         int sep = 0;
@@ -1997,6 +2011,12 @@ readconf_printtime(int t)
 int s, m, h, d, w;
 uschar *p = time_buffer;
 
+if (t < 0)
+  {
+  *p++ = '-';
+  t = -t;
+  }
+
 s = t % 60;
 t /= 60;
 m = t % 60;
@@ -2799,6 +2819,11 @@ if (timezone_string != NULL && *timezone_string == 0) timezone_string = NULL;
 
 if (remote_max_parallel <= 0) remote_max_parallel = 1;
 
+/* Save the configured setting of freeze_tell, so we can re-instate it at the
+start of a new SMTP message. */
+
+freeze_tell_config = freeze_tell;
+
 /* The primary host name may be required for expansion of spool_directory
 and log_file_path, so make sure it is set asap. It is obtained from uname(),
 but if that yields an unqualified value, make a FQDN by using gethostbyname to
@@ -2819,9 +2844,9 @@ if (primary_hostname == NULL)
     struct hostent *hostdata;
 
     #if HAVE_IPV6
-    if (dns_ipv4_lookup == NULL ||
+    if (!disable_ipv6 && (dns_ipv4_lookup == NULL ||
          match_isinlist(hostname, &dns_ipv4_lookup, 0, NULL, NULL, MCL_DOMAIN,
-           TRUE, NULL) != OK)
+           TRUE, NULL) != OK))
       af = AF_INET6;
     #else
     af = AF_INET;