X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/b47584259a53dcd166b923520a3ba7d8df0eb5bc..925ac8e4f1c5d365ddea2f7aee460cd0a3cd409d:/src/src/queue.c

diff --git a/src/src/queue.c b/src/src/queue.c
index 551c32dd1..7b8f727bc 100644
--- a/src/src/queue.c
+++ b/src/src/queue.c
@@ -12,7 +12,7 @@
 
 
 
-/* Routines with knowlege of spool layout */
+/* Routines with knowledge of spool layout */
 
 #ifndef COMPILE_UTILITY
 static void
@@ -455,7 +455,7 @@ any messages therein), and then repeats for any subdirectories that were found.
 When the first argument of queue_get_spool_list() is 0, it scans the top
 directory, fills in subdirs, and sets subcount. The order of the directories is
 then randomized after the first time through, before they are scanned in
-subsqeuent iterations.
+subsequent iterations.
 
 When the first argument of queue_get_spool_list() is -1 (for queue_run_in_
 order), it scans all directories and makes a single message list. */
@@ -606,6 +606,9 @@ for (i  = (queue_run_in_order? -1 : 0);
 
       /* Recover store used when reading the header */
 
+      received_protocol = NULL;
+      sender_address = sender_ident = NULL;
+      authenticated_id = authenticated_sender = NULL;
       store_reset(reset_point2);
       if (!wanted) continue;      /* With next message */
       }
@@ -685,8 +688,9 @@ for (i  = (queue_run_in_order? -1 : 0);
     the mere fact that read() unblocks is enough. */
 
     set_process_info("running queue: waiting for children of %d", pid);
-    if (read(pfd[pipe_read], buffer, sizeof(buffer)) > 0)
-      log_write(0, LOG_MAIN|LOG_PANIC, "queue run: unexpected data on pipe");
+    if ((status = read(pfd[pipe_read], buffer, sizeof(buffer))) != 0)
+      log_write(0, LOG_MAIN|LOG_PANIC, "queue run: %s on pipe",
+		status > 0 ? "unexpected data" : "error");
     (void)close(pfd[pipe_read]);
     set_process_info("running queue");
 
@@ -707,18 +711,15 @@ for (i  = (queue_run_in_order? -1 : 0);
 
   if (i == 0 && subcount > 1 && !queue_run_in_order)
     {
-    int j;
+    int j, r;
     for (j = 1; j <= subcount; j++)
-      {
-      int r = random_number(100);
-      if (r >= 50)
+      if ((r = random_number(100)) >= 50)
         {
         int k = (r % subcount) + 1;
         int x = subdirs[j];
         subdirs[j] = subdirs[k];
         subdirs[k] = x;
         }
-      }
     }
   }                                    /* End loop for multiple directories */
 
@@ -859,19 +860,16 @@ if (option >= 8) option -= 8;
 /* Now scan the chain and print information, resetting store used
 each time. */
 
-reset_point = store_get(0);
-
-for (; f != NULL; f = f->next)
+for (reset_point = store_get(0); f; f = f->next)
   {
   int rc, save_errno;
   int size = 0;
   BOOL env_read;
 
-  store_reset(reset_point);
   message_size = 0;
   message_subdir[0] = f->dir_uschar;
   rc = spool_read_header(f->text, FALSE, count <= 0);
-  if (rc == spool_read_notopen && errno == ENOENT && count <= 0) continue;
+  if (rc == spool_read_notopen && errno == ENOENT && count <= 0) goto next;
   save_errno = errno;
 
   env_read = (rc == spool_read_OK || rc == spool_read_hdrerror);
@@ -903,8 +901,7 @@ for (; f != NULL; f = f->next)
     /* Collect delivered addresses from any J file */
 
     fname[ptr] = 'J';
-    jread = Ufopen(fname, "rb");
-    if (jread != NULL)
+    if ((jread = Ufopen(fname, "rb")))
       {
       while (Ufgets(big_buffer, big_buffer_size, jread) != NULL)
         {
@@ -919,7 +916,7 @@ for (; f != NULL; f = f->next)
   fprintf(stdout, "%s ", string_format_size(size, big_buffer));
   for (i = 0; i < 16; i++) fputc(f->text[i], stdout);
 
-  if (env_read && sender_address != NULL)
+  if (env_read && sender_address)
     {
     printf(" <%s>", sender_address);
     if (sender_set_untrusted) printf(" (%s)", originator_login);
@@ -942,7 +939,7 @@ for (; f != NULL; f = f->next)
     if (rc != spool_read_hdrerror)
       {
       printf("\n\n");
-      continue;
+      goto next;
       }
     }
 
@@ -950,7 +947,7 @@ for (; f != NULL; f = f->next)
 
   printf("\n");
 
-  if (recipients_list != NULL)
+  if (recipients_list)
     {
     for (i = 0; i < recipients_count; i++)
       {
@@ -959,12 +956,22 @@ for (; f != NULL; f = f->next)
       if (!delivered || option != 1)
         printf("        %s %s\n", (delivered != NULL)? "D":" ",
           recipients_list[i].address);
-      if (delivered != NULL) delivered->data.val = TRUE;
+      if (delivered) delivered->data.val = TRUE;
       }
-    if (option == 2 && tree_nonrecipients != NULL)
+    if (option == 2 && tree_nonrecipients)
       queue_list_extras(tree_nonrecipients);
     printf("\n");
     }
+
+next:
+  received_protocol = NULL;
+  sender_fullhost = sender_helo_name =
+  sender_rcvhost = sender_host_address = sender_address = sender_ident = NULL;
+  sender_host_authenticated = authenticated_sender = authenticated_id = NULL;
+  interface_address = NULL;
+  acl_var_m = NULL;
+
+  store_reset(reset_point);
   }
 }
 
@@ -1135,10 +1142,14 @@ if (action != MSG_SHOW_COPY) printf("Message %s ", id);
 switch(action)
   {
   case MSG_SHOW_COPY:
-  deliver_in_buffer = store_malloc(DELIVER_IN_BUFFER_SIZE);
-  deliver_out_buffer = store_malloc(DELIVER_OUT_BUFFER_SIZE);
-  transport_write_message(1, NULL, 0);
-  break;
+    {
+    transport_ctx tctx = {0};
+    deliver_in_buffer = store_malloc(DELIVER_IN_BUFFER_SIZE);
+    deliver_out_buffer = store_malloc(DELIVER_OUT_BUFFER_SIZE);
+    tctx.u.fd = 1;
+    transport_write_message(&tctx, 0);
+    break;
+    }
 
 
   case MSG_FREEZE: