# HG changeset patch
# User Mark Brand <mabrand@mabrand.nl>
# Date 1299182408 -3600
# Node ID 8d778d0707ed52a9ae25ad2097a7b76cf29b61e8
# Parent  64fdb94ef9f2580ff52041930910ef36200dd9e2
package gdal: libpng 1.5 compatibility

diff -r 64fdb94ef9f2 -r 8d778d0707ed src/gdal-1-png.patch
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gdal-1-png.patch	Thu Mar 03 21:00:08 2011 +0100
@@ -0,0 +1,36 @@
+This file is part of mingw-cross-env.
+See doc/index.html for further information.
+
+http://trac.osgeo.org/gdal/changeset/21526
+Index: /branches/1.8/gdal/frmts/png/pngdataset.cpp
+===================================================================
+--- a/frmts/png/pngdataset.cpp	(revision 21032)
++++ b/frmts/png/pngdataset.cpp	(revision 21526)
+@@ -1316,5 +1316,5 @@
+     */
+    check = (png_size_t)VSIFReadL(data, (png_size_t)1, length,
+-                                 (VSILFILE*)png_ptr->io_ptr);
++                                 (VSILFILE*)png_get_io_ptr(png_ptr));
+ 
+    if (check != length)
+@@ -1331,5 +1331,5 @@
+    png_uint_32 check;
+ 
+-   check = VSIFWriteL(data, 1, length, (VSILFILE*)(png_ptr->io_ptr));
++   check = VSIFWriteL(data, 1, length, (VSILFILE*)png_get_io_ptr(png_ptr));
+ 
+    if (check != length)
+@@ -1342,5 +1342,5 @@
+ static void png_vsi_flush(png_structp png_ptr)
+ {
+-    VSIFFlushL( (VSILFILE*)(png_ptr->io_ptr) );
++    VSIFFlushL( (VSILFILE*)png_get_io_ptr(png_ptr) );
+ }
+ 
+@@ -1358,5 +1358,5 @@
+     // semantics.  Ugg. 
+ 
+-    jmp_buf* psSetJmpContext = (jmp_buf*) png_ptr->error_ptr;
++    jmp_buf* psSetJmpContext = (jmp_buf*) png_get_error_ptr(png_ptr);
+     if (psSetJmpContext)
+     {
diff -r 64fdb94ef9f2 -r 8d778d0707ed src/gdal.mk
--- a/src/gdal.mk	Thu Mar 03 20:41:57 2011 +0100
+++ b/src/gdal.mk	Thu Mar 03 21:00:08 2011 +0100
@@ -32,7 +32,7 @@
         --with-pam \
         --without-threads \
         --with-libz='$(PREFIX)/$(TARGET)' \
-        --with-png=internal \
+        --with-png='$(PREFIX)/$(TARGET)' \
         --with-libtiff='$(PREFIX)/$(TARGET)' \
         --with-geotiff='$(PREFIX)/$(TARGET)' \
         --with-jpeg='$(PREFIX)/$(TARGET)' \