X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/32dfdf8baa8ccf091a0d5d4d75e8627424898756..5903c6ff59527362e869fedb565c56935ce8dd68:/src/src/transport.c

diff --git a/src/src/transport.c b/src/src/transport.c
index c6b4c77ef..5d4102ef8 100644
--- a/src/src/transport.c
+++ b/src/src/transport.c
@@ -17,6 +17,7 @@ are other options living inside this structure which can be set only from
 certain transports. */
 
 optionlist optionlist_transports[] = {
+  /*	name		type					value */
   { "*expand_group",    opt_stringptr|opt_hidden|opt_public,
                  (void *)offsetof(transport_instance, expand_gid) },
   { "*expand_user",     opt_stringptr|opt_hidden|opt_public,
@@ -101,7 +102,7 @@ options_from_list(optionlist_transports, nelem(optionlist_transports), US"TRANSP
 
 for (ti = transports_available; ti->driver_name[0]; ti++)
   {
-  spf(buf, sizeof(buf), "_DRIVER_TRANSPORT_%T", ti->driver_name);
+  spf(buf, sizeof(buf), US"_DRIVER_TRANSPORT_%T", ti->driver_name);
   builtin_macro_create(buf);
   options_from_list(ti->options, (unsigned)*ti->options_count, US"TRANSPORT", ti->driver_name);
   }
@@ -374,7 +375,7 @@ Returns:      the yield of transport_write_block()
 BOOL
 transport_write_string(int fd, const char *format, ...)
 {
-transport_ctx tctx = {0};
+transport_ctx tctx = {{0}};
 va_list ap;
 va_start(ap, format);
 if (!string_vformat(big_buffer, big_buffer_size, format, ap))
@@ -1175,7 +1176,6 @@ BOOL save_spool_file_wireformat = spool_file_wireformat;
 int rc, len, yield, fd_read, fd_write, save_errno;
 int pfd[2] = {-1, -1};
 pid_t filter_pid, write_pid;
-static transport_ctx dummy_tctx = {0};
 
 transport_filter_timed_out = FALSE;
 
@@ -1381,6 +1381,7 @@ if (write_pid > 0)
 	int dummy = read(pfd[pipe_read], (void *)&save_errno, sizeof(int));
         dummy = read(pfd[pipe_read], (void *)&tctx->addr->more_errno, sizeof(int));
         dummy = read(pfd[pipe_read], (void *)&tctx->addr->delivery_usec, sizeof(int));
+	dummy = dummy;		/* compiler quietening */
         yield = FALSE;
         }
       }
@@ -2050,7 +2051,7 @@ while (*s != 0 && argcount < max_args)
   while (isspace(*s)) s++;
   }
 
-argv[argcount] = (uschar *)0;
+argv[argcount] = US 0;
 
 /* If *s != 0 we have run out of argument slots. */
 
@@ -2086,7 +2087,7 @@ $recipients. */
 DEBUG(D_transport)
   {
   debug_printf("direct command:\n");
-  for (i = 0; argv[i] != (uschar *)0; i++)
+  for (i = 0; argv[i] != US 0; i++)
     debug_printf("  argv[%d] = %s\n", i, string_printing(argv[i]));
   }
 
@@ -2096,7 +2097,7 @@ if (expand_arguments)
     addr->parent != NULL &&
     Ustrcmp(addr->parent->address, "system-filter") == 0;
 
-  for (i = 0; argv[i] != (uschar *)0; i++)
+  for (i = 0; argv[i] != US 0; i++)
     {
 
     /* Handle special fudge for passing an address list */
@@ -2180,7 +2181,7 @@ if (expand_arguments)
         while (isspace(*s)) s++; /* strip space after arg */
         }
 
-      address_pipe_argv[address_pipe_argcount] = (uschar *)0;
+      address_pipe_argv[address_pipe_argcount] = US 0;
 
       /* If *s != 0 we have run out of argument slots. */
       if (*s != 0)
@@ -2228,7 +2229,7 @@ if (expand_arguments)
        * [argv 0][argv 1][argv 2=pipeargv[0]][argv 3=pipeargv[1]][old argv 3][0]
        */
       for (address_pipe_i = 0;
-           address_pipe_argv[address_pipe_i] != (uschar *)0;
+           address_pipe_argv[address_pipe_i] != US 0;
            address_pipe_i++)
         {
         argv[i++] = address_pipe_argv[address_pipe_i];
@@ -2269,7 +2270,7 @@ if (expand_arguments)
   DEBUG(D_transport)
     {
     debug_printf("direct command after expansion:\n");
-    for (i = 0; argv[i] != (uschar *)0; i++)
+    for (i = 0; argv[i] != US 0; i++)
       debug_printf("  argv[%d] = %s\n", i, string_printing(argv[i]));
     }
   }