# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1528212390 -10800
# Node ID 31a1f710e342b15911a19d78bdfacb680223a117
# Parent  a2e65aa475546c38bde138f098e58513de6dd565
Fix DMGrowBuf debugging.

diff -r a2e65aa47554 -r 31a1f710e342 src/dmgrowbuf.c
--- a/src/dmgrowbuf.c	Tue Jun 05 15:04:15 2018 +0300
+++ b/src/dmgrowbuf.c	Tue Jun 05 18:26:30 2018 +0300
@@ -86,7 +86,7 @@
     {
         DM_DBG(
             "      buf->data       = %p\n"
-            "      buf->allocated  = %s\n",
+            "      buf->allocated  = %s\n"
             "      buf->is_const   = %s\n",
             buf->data,
             buf->allocated ? "YES" : "NO",
@@ -105,15 +105,27 @@
 
 DMGrowBuf * dmGrowBufConstCopy(DMGrowBuf *dst, const DMGrowBuf *src)
 {
+    if (dst == NULL)
+        return NULL;
+
+    DM_DBG("dmGrowBufConstCopy(dst=%p, src=%p):\n"
+        "    data=%p, size=%" DM_PRIu_SIZE_T ", len=%" DM_PRIu_SIZE_T ", offs=%" DM_PRIu_SIZE_T "\n",
+        dst, src, src->data, src->size, src->len, src->offs);
+
     memcpy(dst, src, sizeof(DMGrowBuf));
     dst->is_const = TRUE;
+
     return dst;
 }
 
 
 DMGrowBuf * dmGrowBufCreateFrom(DMGrowBuf *dst, Uint8 *data, size_t len)
 {
-    dmGrowBufInit(dst);
+    if (dmGrowBufInit(dst) != DMERR_OK)
+        return NULL;
+
+    DM_DBG("dmGrowBufCreateFrom(dst=%p, data=%p, len=%" DM_PRIu_SIZE_T ")\n",
+        dst, data, len);
 
     dst->data = data;
     dst->len = dst->size = len;
@@ -126,9 +138,9 @@
 static BOOL dmGrowBufRealloc(DMGrowBuf *buf, const size_t nsize, const BOOL clear)
 {
     DM_DBG("dmGrowBufRealloc(%p):\n"
-        "    size=%" DM_PRIu_SIZE_T ", nsize=" DM_PRIu_SIZE_T
-        ", nstack=%d, offs=%" DM_PRIu_SIZE_T "\n",
-        buf, buf->size, nsize, buf->nstack, buf->offs);
+        "    size=%" DM_PRIu_SIZE_T ", nsize=%" DM_PRIu_SIZE_T
+        ", offs=%" DM_PRIu_SIZE_T "\n",
+        buf, buf->size, nsize, buf->offs);
 
     if (buf->is_const)
         return FALSE;