[master] Imported from libpng-1.4.3rc02.tarv1.4.3rc02

33 files changed, 115 insertions, 93 deletions

diff --git a/ANNOUNCE b/ANNOUNCE
index 31afd4a8c..a190cec77 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.4.3rc01 - June 21, 2010
+Libpng 1.4.3rc02 - June 23, 2010
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -9,20 +9,20 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.4.3rc01.tar.xz (LZMA-compressed, recommended)
-   1.4.3rc01.tar.gz
-   1.4.3rc01.tar.bz2
+   1.4.3rc02.tar.xz (LZMA-compressed, recommended)
+   1.4.3rc02.tar.gz
+   1.4.3rc02.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp143r01.zip
-   lp143r01.7z
+   lp143r02.zip
+   lp143r02.7z
 
 Other information:
 
-   1.4.3rc01-README.txt
-   1.4.3rc01-LICENSE.txt
+   1.4.3rc02-README.txt
+   1.4.3rc02-LICENSE.txt
 
 Changes since the last public release (1.4.2):
 
@@ -49,6 +49,10 @@ version 1.4.3beta05 [June 20, 2010]
 version 1.4.3rc01 [June 21, 2010]
   Revised some comments in png_process_IDAT_data().
 
+version 1.4.2rc02 [June 23, 2010]
+  Changed char *msg to PNG_CONST char *msg in pngrutil.c
+  Stop memory leak when reading a malformed sCAL chunk.
+
 Send comments/corrections/commendations to glennrp at users.sourceforge.net
 or to png-mng-implement at lists.sf.net (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement).
diff --git a/CHANGES b/CHANGES
index 11f3eebb9..0f3ebd305 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2599,6 +2599,10 @@ version 1.4.3beta05 [June 20, 2010]
 version 1.4.3rc01 [June 21, 2010]
   Revised some comments in png_process_IDAT_data().
 
+version 1.4.3rc02 [June 23, 2010]
+  Changed char *msg to PNG_CONST char *msg in pngrutil.c
+  Stop memory leak when reading a malformed sCAL chunk.
+
 Send comments/corrections/commendations to glennrp at users.sourceforge.net
 or to png-mng-implement at lists.sf.net (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement).
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6ae8c890a..3be461d97 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -213,7 +213,7 @@ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng-config.in
 # SET UP LINKS
 if(PNG_SHARED)
   set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#   VERSION 14.${PNGLIB_RELEASE}.1.4.3rc01
+#   VERSION 14.${PNGLIB_RELEASE}.1.4.3rc02
     VERSION 14.${PNGLIB_RELEASE}.0
     SOVERSION 14
     CLEAN_DIRECT_OUTPUT 1)
diff --git a/INSTALL b/INSTALL
index 44335d9ae..e7481ab95 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.4.3rc01 - June 21, 2010
+Installing libpng version 1.4.3rc02 - June 23, 2010
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -46,7 +46,7 @@ to have access to the zlib.h and zconf.h include files that
 correspond to the version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.4.3rc01" or "libpng14" and "zlib-1.2.3"
+might be called "libpng-1.4.3rc02" or "libpng14" and "zlib-1.2.3"
 or "zlib123") so that you have directories called "zlib" and "libpng".
 
 Your directory structure should look like this:
diff --git a/LICENSE b/LICENSE
index 0d2a233d3..ee637f28d 100644
--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.3rc01, June 21, 2010, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.3rc02, June 23, 2010, are
 Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 21, 2010
+June 23, 2010
diff --git a/Makefile.am b/Makefile.am
index e04fddae1..24112f0ae 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -73,7 +73,7 @@ EXTRA_DIST= \
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.4.3rc01.txt
+	example.c libpng-1.4.3rc02.txt
 
 CLEANFILES= pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \
 libpng.sym
diff --git a/Makefile.in b/Makefile.in
index ce288e9a6..1398a3a49 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -333,7 +333,7 @@ EXTRA_DIST = \
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.4.3rc01.txt
+	example.c libpng-1.4.3rc02.txt
 
 CLEANFILES = pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \
 libpng.sym
diff --git a/README b/README
index 3731f0fc5..ab62b3c30 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.4.3rc01 - June 21, 2010 (shared library 14.0)
+README for libpng version 1.4.3rc02 - June 23, 2010 (shared library 14.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -185,9 +185,9 @@ Files in this distribution:
        makefile.std     =>  Generic UNIX makefile (cc, creates static
                             libpng.a)
        makefile.elf     =>  Linux/ELF makefile symbol versioning,
-                            gcc, creates libpng14.so.14.1.4.3rc01)
+                            gcc, creates libpng14.so.14.1.4.3rc02)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng14.so.14.1.4.3rc01)
+                            (gcc, creates libpng14.so.14.1.4.3rc02)
        makefile.gcc     =>  Generic makefile (gcc, creates static libpng.a)
        makefile.knr     =>  Archaic UNIX Makefile that converts files with
                             ansi2knr (Requires ansi2knr.c from
@@ -209,12 +209,12 @@ Files in this distribution:
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng14.so.14.1.4.3rc01)
+                            (gcc, creates libpng14.so.14.1.4.3rc02)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng14.so.14.1.4.3rc01)
+                            (gcc, creates libpng14.so.14.1.4.3rc02)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng14.so.14.1.4.3rc01)
+                            (gcc, creates libpng14.so.14.1.4.3rc02)
        makefile.32sunu  =>  Sun Ultra 32-bit makefile
        makefile.64sunu  =>  Sun Ultra 64-bit makefile
        makefile.sco     =>  For SCO OSr5  ELF and Unixware 7 with Native cc
diff --git a/configure b/configure
index ab99d35ba..874c9e56b 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.65 for libpng 1.4.3rc01.
+# Generated by GNU Autoconf 2.65 for libpng 1.4.3rc02.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -701,8 +701,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.4.3rc01'
-PACKAGE_STRING='libpng 1.4.3rc01'
+PACKAGE_VERSION='1.4.3rc02'
+PACKAGE_STRING='libpng 1.4.3rc02'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 PACKAGE_URL=''
 
@@ -1432,7 +1432,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures libpng 1.4.3rc01 to adapt to many kinds of systems.
+\`configure' configures libpng 1.4.3rc02 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1502,7 +1502,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.4.3rc01:";;
+     short | recursive ) echo "Configuration of libpng 1.4.3rc02:";;
    esac
   cat <<\_ACEOF
 
@@ -1607,7 +1607,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.4.3rc01
+libpng configure 1.4.3rc02
 generated by GNU Autoconf 2.65
 
 Copyright (C) 2009 Free Software Foundation, Inc.
@@ -2032,7 +2032,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by libpng $as_me 1.4.3rc01, which was
+It was created by libpng $as_me 1.4.3rc02, which was
 generated by GNU Autoconf 2.65.  Invocation command line was
 
   $ $0 $@
@@ -2840,7 +2840,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.4.3rc01'
+ VERSION='1.4.3rc02'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -2904,7 +2904,7 @@ fi
 
 
 
-PNGLIB_VERSION=1.4.3rc01
+PNGLIB_VERSION=1.4.3rc02
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=4
 PNGLIB_RELEASE=3
@@ -12032,7 +12032,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by libpng $as_me 1.4.3rc01, which was
+This file was extended by libpng $as_me 1.4.3rc02, which was
 generated by GNU Autoconf 2.65.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -12098,7 +12098,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-libpng config.status 1.4.3rc01
+libpng config.status 1.4.3rc02
 configured by $0, generated by GNU Autoconf 2.65,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index ec9baa784..1635a21cf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@ AC_PREREQ(2.59)
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.4.3rc01], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.4.3rc02], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.4.3rc01
+PNGLIB_VERSION=1.4.3rc02
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=4
 PNGLIB_RELEASE=3
diff --git a/libpng-1.4.3rc01.txt b/libpng-1.4.3rc02.txt
index 16e7b9c75..0a6f43183 100644
--- a/libpng-1.4.3rc01.txt
+++ b/libpng-1.4.3rc02.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.3rc01 - June 21, 2010
+ libpng version 1.4.3rc02 - June 23, 2010
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@ libpng.txt - A description on how to use and modify libpng
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.3rc01 - June 21, 2010
+ libpng versions 0.97, January 1998, through 1.4.3rc02 - June 23, 2010
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -903,7 +903,7 @@ things.
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.
 
-As of libpng version 1.4.3rc01, not all possible expansions are supported.
+As of libpng version 1.4.3rc02, not all possible expansions are supported.
 
 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -3297,13 +3297,13 @@ Other rules can be inferred by inspecting the libpng source.
 
 XIII. Y2K Compliance in libpng
 
-June 21, 2010
+June 23, 2010
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.4.3rc01 are Y2K compliant.  It is my belief that earlier
+upward through 1.4.3rc02 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
diff --git a/libpng.3 b/libpng.3
index afd09be5c..775c7f488 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "June 21, 2010"
+.TH LIBPNG 3 "June 23, 2010"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.3rc01
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.3rc02
 .SH SYNOPSIS
 \fI\fB
 
@@ -785,7 +785,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.3rc01 - June 21, 2010
+ libpng version 1.4.3rc02 - June 23, 2010
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -796,7 +796,7 @@ libpng.txt - A description on how to use and modify libpng
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.3rc01 - June 21, 2010
+ libpng versions 0.97, January 1998, through 1.4.3rc02 - June 23, 2010
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -1688,7 +1688,7 @@ things.
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.
 
-As of libpng version 1.4.3rc01, not all possible expansions are supported.
+As of libpng version 1.4.3rc02, not all possible expansions are supported.
 
 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -4082,13 +4082,13 @@ Other rules can be inferred by inspecting the libpng source.
 
 .SH XIII. Y2K Compliance in libpng
 
-June 21, 2010
+June 23, 2010
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.4.3rc01 are Y2K compliant.  It is my belief that earlier
+upward through 1.4.3rc02 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
@@ -4270,7 +4270,7 @@ the first widely used release:
  1.4.2rc02-06        14    10402  14.so.14.2[.0]
  1.4.2               14    10402  14.so.14.2[.0]
  1.4.3beta01-05      14    10403  14.so.14.3[.0]
- 1.4.3rc01           14    10403  14.so.14.3[.0]
+ 1.4.3rc01-02        14    10403  14.so.14.3[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -4326,7 +4326,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.4.3rc01 - June 21, 2010:
+Libpng version 1.4.3rc02 - June 23, 2010:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -4349,7 +4349,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.3rc01, June 21, 2010, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.3rc02, June 23, 2010, are
 Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -4448,7 +4448,7 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 21, 2010
+June 23, 2010
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index 16fd4d7f0..af67adcee 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "June 21, 2010"
+.TH LIBPNGPF 3 "June 23, 2010"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.3rc01
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.3rc02
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.5 b/png.5
index 9aa984e76..d0e6a0304 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "June 21, 2010"
+.TH PNG 5 "June 23, 2010"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index 6d2967425..2621d1089 100644
--- a/png.c
+++ b/png.c
@@ -17,7 +17,7 @@
 #include "pngpriv.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_3rc01 Your_png_h_is_not_version_1_4_3rc01;
+typedef version_1_4_3rc02 Your_png_h_is_not_version_1_4_3rc02;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.
@@ -551,13 +551,13 @@ png_get_copyright(png_structp png_ptr)
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.4.3rc01 - June 21, 2010" PNG_STRING_NEWLINE \
+     "libpng version 1.4.3rc02 - June 23, 2010" PNG_STRING_NEWLINE \
      "Copyright (c) 1998-2010 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
      "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
      "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
      PNG_STRING_NEWLINE);
 #else
-      return ((png_charp) "libpng version 1.4.3rc01 - June 21, 2010\
+      return ((png_charp) "libpng version 1.4.3rc02 - June 23, 2010\
       Copyright (c) 1998-2010 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");
diff --git a/png.h b/png.h
index b1e7ccd4a..b6c0739de 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.4.3rc01 - June 21, 2010
+ * libpng version 1.4.3rc02 - June 23, 2010
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -11,7 +11,7 @@
  * Authors and maintainers:
  *  libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *  libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
- *  libpng versions 0.97, January 1998, through 1.4.3rc01 - June 21, 2010: Glenn
+ *  libpng versions 0.97, January 1998, through 1.4.3rc02 - June 23, 2010: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -143,7 +143,7 @@
  *    1.4.2rc02-06            14    10402  14.so.14.2[.0]
  *    1.4.2                   14    10402  14.so.14.2[.0]
  *    1.4.3beta01-05          14    10403  14.so.14.3[.0]
- *    1.4.3rc01               14    10403  14.so.14.3[.0]
+ *    1.4.3rc01-02            14    10403  14.so.14.3[.0]
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -175,7 +175,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.4.3rc01, June 21, 2010, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.4.3rc02, June 23, 2010, are
  * Copyright (c) 2004, 2006-2010 Glenn Randers-Pehrson, and are
  * distributed according to the same disclaimer and license as libpng-1.2.5
  * with the following individual added to the list of Contributing Authors:
@@ -287,13 +287,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    June 21, 2010
+ *    June 23, 2010
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
  *
  *    This is your unofficial assurance that libpng from version 0.71 and
- *    upward through 1.4.3rc01 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.4.3rc02 are Y2K compliant.  It is my belief that earlier
  *    versions were also Y2K compliant.
  *
  *    Libpng only has three year fields.  One is a 2-byte unsigned integer
@@ -349,9 +349,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.4.3rc01"
+#define PNG_LIBPNG_VER_STRING "1.4.3rc02"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.4.3rc01 - June 21, 2010\n"
+   " libpng version 1.4.3rc02 - June 23, 2010\n"
 
 #define PNG_LIBPNG_VER_SONUM   14
 #define PNG_LIBPNG_VER_DLLNUM  14
@@ -364,7 +364,7 @@
  * PNG_LIBPNG_VER_STRING, omitting any leading zero:
  */
 
-#define PNG_LIBPNG_VER_BUILD  01
+#define PNG_LIBPNG_VER_BUILD  02
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1473,7 +1473,7 @@ struct png_struct_def
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef png_structp version_1_4_3rc01;
+typedef png_structp version_1_4_3rc02;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index f82431e3e..ecce58bfc 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.3rc01 - June 21, 2010
+ * libpng version 1.4.3rc02 - June 23, 2010
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngpread.c b/pngpread.c
index b6f63469c..1f48d4a9a 100644
--- a/pngpread.c
+++ b/pngpread.c
@@ -1,7 +1,7 @@
 
 /* pngpread.c - read a png file in push mode
  *
- * Last changed in libpng 1.4.3 [June 21, 2010]
+ * Last changed in libpng 1.4.3 [June 23, 2010]
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -829,7 +829,7 @@ png_process_IDAT_data(png_structp png_ptr, png_bytep buffer,
    png_size_t buffer_length)
 {
    /* The caller checks for a non-zero buffer length. */
-   if (!(buffer_length > 0) || buffer == 0)
+   if (!(buffer_length > 0) || buffer == NULL)
       png_error(png_ptr, "No IDAT data (internal error)");
 
    /* This routine must process all the data it has been given
diff --git a/pngpriv.h b/pngpriv.h
index 23f4adc9e..2d56057db 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,7 +1,7 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.3rc01 - June 21, 2010
+ * libpng version 1.4.3rc02 - June 23, 2010
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngrutil.c b/pngrutil.c
index 2fc3ac289..cacd6763a 100644
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -1,7 +1,7 @@
 
 /* pngrutil.c - utilities to read a PNG file
  *
- * Last changed in libpng 1.4.1 [February 25, 2010]
+ * Last changed in libpng 1.4.3 [June 23, 2010]
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -254,7 +254,7 @@ png_inflate(png_structp png_ptr, const png_byte *data, png_size_t size,
        * buffer if available.
        */
       {
-         char *msg;
+         PNG_CONST char *msg;
          if (png_ptr->zstream.msg != 0)
             msg = png_ptr->zstream.msg;
          else
@@ -1811,6 +1811,7 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    if (png_ptr->chunkdata == NULL)
    {
       png_warning(png_ptr, "Out of memory while processing sCAL chunk");
+      png_crc_finish(png_ptr, length);
       return;
    }
    slength = (png_size_t)length;
@@ -1832,6 +1833,8 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    if (*vp)
    {
       png_warning(png_ptr, "malformed width string in sCAL chunk");
+      png_free(png_ptr, png_ptr->chunkdata);
+      png_ptr->chunkdata = NULL;
       return;
    }
 #else
@@ -1840,6 +1843,8 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    if (swidth == NULL)
    {
       png_warning(png_ptr, "Out of memory while processing sCAL chunk width");
+      png_free(png_ptr, png_ptr->chunkdata);
+      png_ptr->chunkdata = NULL;
       return;
    }
    png_memcpy(swidth, ep, png_strlen(ep));
@@ -1853,8 +1858,7 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    if (png_ptr->chunkdata + slength < ep)
    {
       png_warning(png_ptr, "Truncated sCAL chunk");
-#if defined(PNG_FIXED_POINT_SUPPORTED) && \
-    !defined(PNG_FLOATING_POINT_SUPPORTED)
+#if defined(PNG_FIXED_POINT_SUPPORTED) && !defined(PNG_FLOATING_POINT_SUPPORTED)
       png_free(png_ptr, swidth);
 #endif
       png_free(png_ptr, png_ptr->chunkdata);
@@ -1867,6 +1871,11 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    if (*vp)
    {
       png_warning(png_ptr, "malformed height string in sCAL chunk");
+      png_free(png_ptr, png_ptr->chunkdata);
+      png_ptr->chunkdata = NULL;
+#if defined(PNG_FIXED_POINT_SUPPORTED) && !defined(PNG_FLOATING_POINT_SUPPORTED)
+      png_free(png_ptr, swidth);
+#endif
       return;
    }
 #else
@@ -1875,6 +1884,11 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    if (sheight == NULL)
    {
       png_warning(png_ptr, "Out of memory while processing sCAL chunk height");
+      png_free(png_ptr, png_ptr->chunkdata);
+      png_ptr->chunkdata = NULL;
+#if defined(PNG_FIXED_POINT_SUPPORTED) && !defined(PNG_FLOATING_POINT_SUPPORTED)
+      png_free(png_ptr, swidth);
+#endif
       return;
    }
    png_memcpy(sheight, ep, png_strlen(ep));
diff --git a/pngtest.c b/pngtest.c
index 26ae1d5e2..7341d02e1 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1627,4 +1627,4 @@ main(int argc, char *argv[])
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_3rc01 your_png_h_is_not_version_1_4_3rc01;
+typedef version_1_4_3rc02 your_png_h_is_not_version_1_4_3rc02;
diff --git a/projects/vstudio/readme.txt b/projects/vstudio/readme.txt
index 432082306..585b816c3 100644
--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.4.3rc01 - June 21, 2010
+libpng version 1.4.3rc02 - June 23, 2010
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index 1f943718e..bae9906c4 100644
--- a/projects/vstudio/zlib.props
+++ b/projects/vstudio/zlib.props
@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source and build
  *
- * libpng version 1.4.3rc01 - June 21, 2010
+ * libpng version 1.4.3rc02 - June 23, 2010
  *
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  *
diff --git a/projects/xcode/libpng.xcodeproj/project.pbxproj b/projects/xcode/libpng.xcodeproj/project.pbxproj
index 62d4c7873..834224ba3 100644
--- a/projects/xcode/libpng.xcodeproj/project.pbxproj
+++ b/projects/xcode/libpng.xcodeproj/project.pbxproj
@@ -226,7 +226,7 @@
 				COPY_PHASE_STRIP = NO;
 				DYLIB_COMPATIBILITY_VERSION = 14;
 				DYLIB_CURRENT_VERSION = 14;
-				FRAMEWORK_VERSION = 1.4.3rc01;
+				FRAMEWORK_VERSION = 1.4.3rc02;
 				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				GCC_PREFIX_HEADER = "";
 				INFOPLIST_FILE = Info.plist;
@@ -244,7 +244,7 @@
 			buildSettings = {
 				DYLIB_COMPATIBILITY_VERSION = 14;
 				DYLIB_CURRENT_VERSION = 14;
-				FRAMEWORK_VERSION = 1.4.3rc01;
+				FRAMEWORK_VERSION = 1.4.3rc02;
 				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				GCC_PREFIX_HEADER = "";
 				INFOPLIST_FILE = Info.plist;
diff --git a/scripts/README.txt b/scripts/README.txt
index f25046176..e30d24515 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,8 +1,8 @@
 
-Makefiles for  libpng version 1.4.3rc01 - June 21, 2010
+Makefiles for  libpng version 1.4.3rc02 - June 23, 2010
 
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng14.so.14.1.4.3rc01)
+                       (gcc, creates libpng14.so.14.1.4.3rc02)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
                        ansi2knr (Requires ansi2knr.c from
@@ -20,7 +20,7 @@ Makefiles for  libpng version 1.4.3rc01 - June 21, 2010
  makefile.dec      =>  DEC Alpha UNIX makefile
  makefile.dj2      =>  DJGPP 2 makefile
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng14.so.14.1.4.3rc01)
+                       gcc, creates libpng14.so.14.1.4.3rc02)
  makefile.freebsd  =>  FreeBSD makefile
  makefile.gcc      =>  Generic gcc makefile
  makefile.hpgcc    =>  HPUX makefile using gcc
@@ -36,12 +36,12 @@ Makefiles for  libpng version 1.4.3rc01 - June 21, 2010
  makefile.os2      =>  OS/2 Makefile (gcc and emx, requires pngos2.def)
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng14.so.14.1.4.3rc01)
+                       creates libpng14.so.14.1.4.3rc02)
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng14.so.14.1.4.3rc01)
+                       creates libpng14.so.14.1.4.3rc02)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng14.so.14.1.4.3rc01)
+                       creates libpng14.so.14.1.4.3rc02)
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.sunos    =>  Sun makefile
  makefile.32sunu   =>  Sun Ultra 32-bit makefile
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 9f1aa5020..9dd5a58c6 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -11,7 +11,7 @@
 
 # Modeled after libxml-config.
 
-version=1.4.3rc01
+version=1.4.3rc02
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index bfc2a9893..612033d44 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@ includedir=@includedir@/libpng14
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.4.3rc01
+Version: 1.4.3rc02
 Libs: -L${libdir} -lpng14
 Cflags: -I${includedir}
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index 55f418a52..9eb26f517 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng14
 
 LIB=	png14
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.4.3rc01
+SHLIB_MINOR=	1.4.3rc02
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.netbsd b/scripts/makefile.netbsd
index 61c101539..af1d09b7d 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.4.3rc01
+SHLIB_MINOR=	1.4.3rc02
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index bfc165c07..743df6342 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -11,7 +11,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.4.3rc01
+SHLIB_MINOR=	1.4.3rc02
 
 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/png32ce.def b/scripts/png32ce.def
index df8390e43..ad839311a 100644
--- a/scripts/png32ce.def
+++ b/scripts/png32ce.def
@@ -15,7 +15,7 @@ LIBRARY lpngce
  png_get_int_32
 
 EXPORTS
-;Version 1.4.3rc01
+;Version 1.4.3rc02
   png_build_grayscale_palette  @1
 ;  png_check_sig        @2
   png_chunk_error      @3
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index 2c17f5cd1..eba3a92f4 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.4.3rc01
+; Version 1.4.3rc02
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
diff --git a/scripts/pngwin.def b/scripts/pngwin.def
index 043155134..0b33fc0a3 100644
--- a/scripts/pngwin.def
+++ b/scripts/pngwin.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.4.3rc01
+;Version 1.4.3rc02
   png_build_grayscale_palette
   png_chunk_error
   png_chunk_warning