# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1530020943 -10800
# Node ID 571109a14967e2cc9c3a50552d7c9396382e872c
# Parent  09d46bf9fe713c071726e86fd99ab90917781c7c
Add some more informative messages in IFF loader.

diff -r 09d46bf9fe71 -r 571109a14967 tools/libgfx.c
--- a/tools/libgfx.c	Tue Jun 26 15:13:07 2018 +0300
+++ b/tools/libgfx.c	Tue Jun 26 16:49:03 2018 +0300
@@ -1520,7 +1520,8 @@
     if (chunk->size < minSize)
     {
         return dmError(DMERR_OUT_OF_DATA,
-            "IFF: Chunk is too small.\n");
+            "IFF: Chunk %s is too small (%d < %d).\n",
+            chunk->idStr, chunk->size, minSize);
     }
 
     return DMERR_OK;
@@ -1608,6 +1609,7 @@
 
         if (iff->planar)
         {
+            // Clear planar decoding buffer
             dmMemset(dp, 0, img->pitch);
 
             for (int plane = 0; plane < nplanes; plane++)
@@ -1696,6 +1698,9 @@
 
     iff.planar = (idsig == IFF_ID_ILBM);
 
+    dmMsg(3, "IFF: FORM data size %d\n",
+        chunk.size);
+
     while (!parsed && !dmfeof(fp))
     {
         // Read chunk header