Recast more internal string routines to use growable-strings

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

diff --git a/src/src/debug.c b/src/src/debug.c
index 9e042f53f7d3b3e578146a9a492c78bac4d4c205..2423a3347e104376e686a1460592ac72a2d519d3 100644 (file)
--- a/src/src/debug.c
+++ b/src/src/debug.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2017 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -188,7 +188,7 @@ if (debug_ptr == debug_buffer)
 
     gettimeofday(&now, NULL);
     tmp = now.tv_sec;
-    t = timestamps_utc ? gmtime(&tmp) : localtime(&tmp);
+    t = f.timestamps_utc ? gmtime(&tmp) : localtime(&tmp);
     debug_ptr += sprintf(CS debug_ptr,
       LOGGING(millisec) ? "%02d:%02d:%02d.%03d " : "%02d:%02d:%02d ",
       t->tm_hour, t->tm_min, t->tm_sec, (int)(now.tv_usec/1000));
@@ -212,11 +212,19 @@ if (indent > 0)
   {
   int i;
   for (i = indent >> 2; i > 0; i--)
-    {
-    Ustrcpy(debug_ptr, "   " UTF8_VERT_2DASH);
-    debug_ptr += 6;    /* 3 spaces + 3 UTF-8 octets */
-    debug_prefix_length += 6;
-    }
+    DEBUG(D_noutf8)
+      {
+      Ustrcpy(debug_ptr, "   !");
+      debug_ptr += 4;  /* 3 spaces + shriek */
+      debug_prefix_length += 4;
+      }
+    else
+      {
+      Ustrcpy(debug_ptr, "   " UTF8_VERT_2DASH);
+      debug_ptr += 6;  /* 3 spaces + 3 UTF-8 octets */
+      debug_prefix_length += 6;
+      }
+
   Ustrncpy(debug_ptr, "   ", indent &= 3);
   debug_ptr += indent;
   debug_prefix_length += indent;
@@ -225,19 +233,27 @@ if (indent > 0)
 /* Use the checked formatting routine to ensure that the buffer
 does not overflow. Ensure there's space for a newline at the end. */
 
-if (!string_vformat(debug_ptr,
-     sizeof(debug_buffer) - (debug_ptr - debug_buffer) - 1, format, ap))
   {
-  uschar *s = US"**** debug string too long - truncated ****\n";
-  uschar *p = debug_buffer + Ustrlen(debug_buffer);
-  int maxlen = sizeof(debug_buffer) - Ustrlen(s) - 3;
-  if (p > debug_buffer + maxlen) p = debug_buffer + maxlen;
-  if (p > debug_buffer && p[-1] != '\n') *p++ = '\n';
-  Ustrcpy(p, s);
+  gstring gs = { .size = (int)sizeof(debug_buffer) - 1,
+               .ptr = debug_ptr - debug_buffer,
+               .s = debug_buffer };
+  if (!string_vformat(&gs, FALSE, format, ap))
+    {
+    uschar * s = US"**** debug string too long - truncated ****\n";
+    uschar * p = gs.s + gs.ptr;
+    int maxlen = gs.size - Ustrlen(s) - 2;
+    if (p > gs.s + maxlen) p = gs.s + maxlen;
+    if (p > gs.s && p[-1] != '\n') *p++ = '\n';
+    Ustrcpy(p, s);
+    while(*debug_ptr) debug_ptr++;
+    }
+  else
+    {
+    string_from_gstring(&gs);
+    debug_ptr = gs.s + gs.ptr;
+    }
   }
 
-while(*debug_ptr != 0) debug_ptr++;
-
 /* Output the line if it is complete. If we added any prefix data and there
 are internal newlines, make sure the prefix is on the continuation lines,
 as long as there is room in the buffer. We want to do just a single fprintf()