[master] Imported from libpng-1.2.39beta04.tar

into png.h and revised the documenatation (in the libpng style section) about
placement of prototypes.

ANNOUNCE

@@ -1,5 +1,5 @@
 
-Libpng 1.2.39beta02 - July 28, 2009
+Libpng 1.2.39beta04 - August 1, 2009
 
 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.
@@ -9,47 +9,52 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   libpng-1.2.39beta02.tar.gz
-   libpng-1.2.39beta02.tar.lzma
-     (Get the lzma codec from <http://tukaani.org/lzma>).
-   libpng-1.2.39beta02.tar.bz2
+   libpng-1.2.39beta04.txz (LZMA-compressed, recommended)
+   libpng-1.2.39beta04.tar.gz
+   libpng-1.2.39beta04.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   libpng-1.2.39beta02-no-config.tar.gz
-   libpng-1.2.39beta02-no-config.tar.lzma
-   libpng-1.2.39beta02-no-config.tar.bz2
+   libpng-1.2.39beta04-no-config.txz (LZMA-compressed, recommended)
+   libpng-1.2.39beta04-no-config.tar.gz
+   libpng-1.2.39beta04-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1239b02.zip
-   lp1239b02.7z
-   lp1239b02.tar.bz2
+   lp1239b04.zip
+   lp1239b04.7z
+   lp1239b04.tar.bz2
 
 Project files
 
-   libpng-1.2.39beta02-project-netware.zip
-   libpng-1.2.39beta02-project-wince.zip
+   libpng-1.2.39beta04-project-netware.zip
+   libpng-1.2.39beta04-project-wince.zip
 
 Other information:
 
-   libpng-1.2.39beta02-README.txt
-   libpng-1.2.39beta02-KNOWNBUGS.txt
-   libpng-1.2.39beta02-LICENSE.txt
-   libpng-1.2.39beta02-Y2K-compliance.txt
-   libpng-1.2.39beta02-[previous version]-diff.txt
+   libpng-1.2.39beta04-README.txt
+   libpng-1.2.39beta04-KNOWNBUGS.txt
+   libpng-1.2.39beta04-LICENSE.txt
+   libpng-1.2.39beta04-Y2K-compliance.txt
+   libpng-1.2.39beta04-[previous version]-diff.txt
 
 Changes since the last public release (1.2.38):
 
 version 1.2.39beta01 [July 25, 2009]
   Added a prototype for png_64bit_product() in png.c
 
-version 1.2.39beta02 [July 28, 2009]
+version 1.2.39beta02 [July 27, 2009]
   Avoid a possible NULL dereference in debug build, in png_set_text_2().
     (bug introduced in libpng-0.95, discovered by Evan Rouault)
 
+version 1.2.39beta03 [August 1, 2009]
+  Relocated new png_64_bit_product() prototype into png.h
+  Expanded the information about prototypes in the libpng style section of
+    the documentation.
+  Rebuilt configure scripts with autoconf-2.64.
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 
 (subscription required; visit

CHANGES

@@ -2435,10 +2435,20 @@ version 1.0.47 and 1.2.38 [July 16, 2009]
 version 1.2.39beta01 [July 25, 2009]
   Added a prototype for png_64bit_product() in png.c
 
-version 1.2.39beta02 [July 28, 2009]
+version 1.2.39beta02 [July 27, 2009]
   Avoid a possible NULL dereference in debug build, in png_set_text_2().
     (bug introduced in libpng-0.95, discovered by Evan Rouault)
 
+version 1.2.39beta03 [July 29, 2009]
+  Relocated new png_64_bit_product() prototype into png.h
+  Expanded the information about prototypes in the libpng style section of
+    the documentation.
+  Rebuilt configure scripts with autoconf-2.64.
+
+version 1.2.39beta04 [August 1, 2009]
+  Replaced *.tar.lzma with *.txz in distribution.  Get the xz codec
+    from <http://tukaani.org/xz>.
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement

INSTALL

@@ -1,5 +1,5 @@
 
-Installing libpng version 1.2.39beta02 - July 28, 2009
+Installing libpng version 1.2.39beta04 - August 1, 2009
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -44,7 +44,7 @@ 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-1.2.39beta02" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.2.39beta04" or "lpng109" and "zlib-1.2.1"
 or "zlib121") so that you have directories called "zlib" and "libpng".
 
 Your directory structure should look like this:
@@ -101,9 +101,9 @@ include
  CMakeLists.txt    =>  "cmake" script
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng12.so.0.1.2.39beta02)
+                       gcc, creates libpng12.so.0.1.2.39beta04)
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.39beta02)
+                       (gcc, creates libpng12.so.0.1.2.39beta04)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
                        ansi2knr (Requires ansi2knr.c from
@@ -125,14 +125,14 @@ include
  makefile.openbsd  =>  OpenBSD makefile
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng12.so.0.1.2.39beta02)
+                       creates libpng12.so.0.1.2.39beta04)
  makefile.sunos    =>  Sun makefile
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.39beta02)
+                       creates libpng12.so.0.1.2.39beta04)
  makefile.solaris-x86 =>  Solaris/intelMMX 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.39beta02)
+                       creates libpng12.so.0.1.2.39beta04)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng12.so.0.1.2.39beta02)
+                       creates libpng12.so.0.1.2.39beta04)
  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

KNOWNBUG

@@ -1,5 +1,5 @@
 
-Known bugs in libpng version 1.2.39beta02
+Known bugs in libpng version 1.2.39beta04
 
 1. February 23, 2006: The custom makefiles don't build libpng with -lz.
 

LICENSE

@@ -10,7 +10,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.39beta02, July 28, 2009, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.39beta04, August 1, 2009, are
 Copyright (c) 2004, 2006-2009 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
-July 28, 2009
+August 1, 2009

Makefile.am

@@ -2,9 +2,9 @@
 #   Source file for Makefile.in (and hence Makefile)
 #
 # Makefile.am need only be changed on a major version number
-# change (e.g. libpng12 --> libpng13).  In that case seach
+# change (e.g. libpng12 --> libpng14).  In that case seach
 # this file for every instance of the old base name (libpng12)
-# and change to the new one (libpng13), then change the
+# and change to the new one (libpng14), then change the
 # -version-number settings below so that the new values have
 # the correct major part (first field).
 
@@ -86,7 +86,7 @@ EXTRA_DIST= \
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.2.39beta02.txt pngvcrd.c 
+	example.c libpng-1.2.39beta04.txt pngvcrd.c 
 
 CLEANFILES= pngout.png libpng12.pc libpng12-config libpng.vers \
 libpng.sym

Makefile.in

@@ -19,9 +19,9 @@
 #   Source file for Makefile.in (and hence Makefile)
 #
 # Makefile.am need only be changed on a major version number
-# change (e.g. libpng12 --> libpng13).  In that case seach
+# change (e.g. libpng12 --> libpng14).  In that case seach
 # this file for every instance of the old base name (libpng12)
-# and change to the new one (libpng13), then change the
+# and change to the new one (libpng14), then change the
 # -version-number settings below so that the new values have
 # the correct major part (first field).
 
@@ -106,14 +106,14 @@ libpng_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
 	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
 	$(libpng_la_LDFLAGS) $(LDFLAGS) -o $@
 libpng12_la_LIBADD =
-am_libpng12_la_OBJECTS = libpng12_la-png.lo libpng12_la-pngset.lo \
-	libpng12_la-pngget.lo libpng12_la-pngrutil.lo \
-	libpng12_la-pngtrans.lo libpng12_la-pngwutil.lo \
-	libpng12_la-pngread.lo libpng12_la-pngrio.lo \
-	libpng12_la-pngwio.lo libpng12_la-pngwrite.lo \
-	libpng12_la-pngrtran.lo libpng12_la-pngwtran.lo \
-	libpng12_la-pngmem.lo libpng12_la-pngerror.lo \
-	libpng12_la-pngpread.lo
+am_libpng12_la_OBJECTS = libpng12_la-png.lo \
+	libpng12_la-pngset.lo libpng12_la-pngget.lo \
+	libpng12_la-pngrutil.lo libpng12_la-pngtrans.lo \
+	libpng12_la-pngwutil.lo libpng12_la-pngread.lo \
+	libpng12_la-pngrio.lo libpng12_la-pngwio.lo \
+	libpng12_la-pngwrite.lo libpng12_la-pngrtran.lo \
+	libpng12_la-pngwtran.lo libpng12_la-pngmem.lo \
+	libpng12_la-pngerror.lo libpng12_la-pngpread.lo
 libpng12_la_OBJECTS = $(am_libpng12_la_OBJECTS)
 libpng12_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
 	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
@@ -218,6 +218,7 @@ PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
 PACKAGE_NAME = @PACKAGE_NAME@
 PACKAGE_STRING = @PACKAGE_STRING@
 PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_URL = @PACKAGE_URL@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
 PNGLIB_MAJOR = @PNGLIB_MAJOR@
@@ -319,8 +320,9 @@ libpng_la_CPPFLAGS = @LIBPNG_DEFINES@
 libpng12_la_CPPFLAGS = @LIBPNG_DEFINES@
 
 # MAJOR UPGRADE: the version-number settings below must be changed.
-libpng12_la_LDFLAGS = -no-undefined -export-dynamic -version-number \
-	0:@PNGLIB_RELEASE@:0 $(am__append_1) $(am__append_2)
+libpng12_la_LDFLAGS = -no-undefined -export-dynamic \
+	-version-number 0:@PNGLIB_RELEASE@:0 $(am__append_1) \
+	$(am__append_2)
 # -rpath is needed as automake doesn't know the directory
 libpng_la_LDFLAGS = -rpath '$(libdir)' -no-undefined -export-dynamic \
 	-version-number 3:@PNGLIB_RELEASE@:0
@@ -350,7 +352,7 @@ EXTRA_DIST = \
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.2.39beta02.txt pngvcrd.c 
+	example.c libpng-1.2.39beta04.txt pngvcrd.c 
 
 CLEANFILES = pngout.png libpng12.pc libpng12-config libpng.vers \
 libpng.sym

README

@@ -1,4 +1,4 @@
-README for libpng version 1.2.39beta02 - July 28, 2009 (shared library 12.0)
+README for libpng version 1.2.39beta04 - August 1, 2009 (shared library 12.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -194,11 +194,11 @@ Files in this distribution:
        descrip.mms      =>  VMS makefile for MMS or MMK
        makefile.std     =>  Generic UNIX makefile (cc, creates static libpng.a)
        makefile.elf     =>  Linux/ELF makefile symbol versioning,
-                            gcc, creates libpng12.so.0.1.2.39beta02)
+                            gcc, creates libpng12.so.0.1.2.39beta04)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.39beta02)
+                            (gcc, creates libpng12.so.0.1.2.39beta04)
        makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.39beta02,
+                            (gcc, creates libpng12.so.0.1.2.39beta04,
                             uses assembler code tuned for Intel MMX platform)
        makefile.gcc     =>  Generic makefile (gcc, creates static libpng.a)
        makefile.knr     =>  Archaic UNIX Makefile that converts files with
@@ -220,12 +220,12 @@ Files in this distribution:
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng12.so.0.1.2.39beta02)
+                            (gcc, creates libpng12.so.0.1.2.39beta04)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng12.so.0.1.2.39beta02)
+                            (gcc, creates libpng12.so.0.1.2.39beta04)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng12.so.0.1.2.39beta02)
+                            (gcc, creates libpng12.so.0.1.2.39beta04)
        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

Y2KINFO

@@ -1,13 +1,13 @@
    Y2K compliance in libpng:
    =========================
 
-      July 28, 2009
+      August 1, 2009
 
       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 1.2.39beta02 are Y2K compliant.  It is my belief that earlier
+      upward through 1.2.39beta04 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

aclocal.m4

@@ -13,8 +13,8 @@
 
 m4_ifndef([AC_AUTOCONF_VERSION],
   [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
-m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.63],,
-[m4_warning([this file was generated for autoconf 2.63.
+m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.64],,
+[m4_warning([this file was generated for autoconf 2.64.
 You have another version of autoconf.  It may work, but is not guaranteed to.
 If you have problems, you may need to regenerate the build system entirely.
 To do so, use the procedure documented by the package, typically `autoreconf'.])])

config.h.in

@@ -64,6 +64,9 @@
 /* Define to the one symbol short name of this package. */
 #undef PACKAGE_TARNAME
 
+/* Define to the home page for this package. */
+#undef PACKAGE_URL
+
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 

configure.ac

@@ -18,12 +18,12 @@ AC_PREREQ(2.59)
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.2.39beta02], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.2.39beta04], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.2.39beta02
+PNGLIB_VERSION=1.2.39beta04
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=2
 PNGLIB_RELEASE=39

libpng-1.2.39beta04.txt

@@ -1,15 +1,17 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.2.39beta02 - July 28, 2009
+ libpng version 1.2.39beta04 - August 1, 2009
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
- For conditions of distribution and use, see copyright
- notice in png.h.
+
+ This document is released under the libpng license.
+ For conditions of distribution and use, see the disclaimer
+ and license in png.h
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.2.39beta02 - July 28, 2009
+ libpng versions 0.97, January 1998, through 1.2.39beta04 - August 1, 2009
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -2934,7 +2936,9 @@ X. Detecting libpng
 The png_get_io_ptr() function has been present since libpng-0.88, has never
 changed, and is unaffected by conditional compilation macros.  It is the
 best choice for use in configure scripts for detecting the presence of any
-libpng version since 0.88.
+libpng version since 0.88.  In an autoconf "configure.in" you could use
+
+    AC_CHECK_LIB(png, png_get_io_ptr, ...
 
 XI. Source code repository
 
@@ -3011,7 +3015,10 @@ exported functions are marked with PNGAPI:
     body;
  }
 
-The prototypes for all exported functions appear in png.h.
+The prototypes for all exported functions appear in png.h,
+above the comment that says
+
+    /* Maintainer: Put new public prototypes here ... */
 
 We mark all non-exported functions with "/* PRIVATE */"":
 
@@ -3021,9 +3028,12 @@ We mark all non-exported functions with "/* PRIVATE */"":
     body;
  }
 
-The prototypes for non-exported functions can appear in
+The prototypes for non-exported functions (except for those in
+pngtest) appear in
 the PNG_INTERNAL section of png.h
-or in the file where the function is located.
+above the comment that says
+
+  /* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */
 
 The names of all exported functions and variables begin
 with  "png_", and all publicly visible C preprocessor
@@ -3047,13 +3057,13 @@ source.
 
 XIII. Y2K Compliance in libpng
 
-July 28, 2009
+August 1, 2009
 
 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 1.2.39beta02 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.39beta04 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

libpng.3

@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "July 28, 2009"
+.TH LIBPNG 3 "August 1, 2009"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.39beta02
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.39beta04
 .SH SYNOPSIS
 \fI\fB
 
@@ -821,16 +821,18 @@ 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 1.2.39beta02 - July 28, 2009
+ libpng version 1.2.39beta04 - August 1, 2009
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
- For conditions of distribution and use, see copyright
- notice in png.h.
+
+ This document is released under the libpng license.
+ For conditions of distribution and use, see the disclaimer
+ and license in png.h
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.2.39beta02 - July 28, 2009
+ libpng versions 0.97, January 1998, through 1.2.39beta04 - August 1, 2009
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -3755,7 +3757,9 @@ when the Intel assembler code was removed due to a licensing issue.
 The png_get_io_ptr() function has been present since libpng-0.88, has never
 changed, and is unaffected by conditional compilation macros.  It is the
 best choice for use in configure scripts for detecting the presence of any
-libpng version since 0.88.
+libpng version since 0.88.  In an autoconf "configure.in" you could use
+
+    AC_CHECK_LIB(png, png_get_io_ptr, ...
 
 .SH XI. Source code repository
 
@@ -3832,7 +3836,10 @@ exported functions are marked with PNGAPI:
     body;
  }
 
-The prototypes for all exported functions appear in png.h.
+The prototypes for all exported functions appear in png.h,
+above the comment that says
+
+    /* Maintainer: Put new public prototypes here ... */
 
 We mark all non-exported functions with "/* PRIVATE */"":
 
@@ -3842,9 +3849,12 @@ We mark all non-exported functions with "/* PRIVATE */"":
     body;
  }
 
-The prototypes for non-exported functions can appear in
+The prototypes for non-exported functions (except for those in
+pngtest) appear in
 the PNG_INTERNAL section of png.h
-or in the file where the function is located.
+above the comment that says
+
+  /* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */
 
 The names of all exported functions and variables begin
 with  "png_", and all publicly visible C preprocessor
@@ -3868,13 +3878,13 @@ source.
 
 .SH XIII. Y2K Compliance in libpng
 
-July 28, 2009
+August 1, 2009
 
 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 1.2.39beta02 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.39beta04 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
@@ -4149,7 +4159,7 @@ the first widely used release:
  1.2.38rc01-03       13    10238  12.so.0.38[.0]
  1.0.47              10    10047  10.so.0.47[.0]
  1.2.38              13    10238  12.so.0.38[.0]
- 1.2.39beta01-02     13    10239  12.so.0.39[.0]
+ 1.2.39beta01-04     13    10239  12.so.0.39[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -4205,7 +4215,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.2.39beta02 - July 28, 2009:
+Libpng version 1.2.39beta04 - August 1, 2009:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -4228,7 +4238,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.39beta02, July 28, 2009, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.39beta04, August 1, 2009, are
 Copyright (c) 2004,2006-2008 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
@@ -4327,7 +4337,7 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-July 28, 2009
+August 1, 2009
 
 .\" end of man page
 

libpngpf.3

@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "July 28, 2009"
+.TH LIBPNGPF 3 "August 1, 2009"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.39beta02
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.39beta04
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP

png.5

@@ -1,4 +1,4 @@
-.TH PNG 5 "July 28, 2009"
+.TH PNG 5 "August 1, 2009"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION

png.c

@@ -1,7 +1,7 @@
 
 /* png.c - location for general purpose libpng functions
  *
- * Last changed in libpng 1.2.39 [July 28, 2009]
+ * Last changed in libpng 1.2.37 [June 4, 2009]
  * Copyright (c) 1998-2009 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.)
@@ -16,7 +16,7 @@
 #include "png.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_39beta02 Your_png_h_is_not_version_1_2_39beta02;
+typedef version_1_2_39beta04 Your_png_h_is_not_version_1_2_39beta04;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
@@ -705,7 +705,7 @@ png_charp PNGAPI
 png_get_copyright(png_structp png_ptr)
 {
    png_ptr = png_ptr;  /* Silence compiler warning about unused png_ptr */
-   return ((png_charp) "\n libpng version 1.2.39beta02 - July 28, 2009\n\
+   return ((png_charp) "\n libpng version 1.2.39beta04 - August 1, 2009\n\
    Copyright (c) 1998-2009 Glenn Randers-Pehrson\n\
    Copyright (c) 1996-1997 Andreas Dilger\n\
    Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n");
@@ -828,9 +828,6 @@ png_convert_size(size_t size)
  *    A and D, and X || Y is (X << 16) + Y.
 */
 
-void /* PRIVATE */
-png_64bit_product (long v1, long v2, unsigned long *hi_product,
-   unsigned long *lo_product);
 void /* PRIVATE */
 png_64bit_product (long v1, long v2, unsigned long *hi_product,
    unsigned long *lo_product)

png.h

@@ -1,6 +1,6 @@
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.39beta02 - July 28, 2009
+ * libpng version 1.2.39beta04 - August 1, 2009
  * Copyright (c) 1998-2009 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.)
@@ -10,7 +10,7 @@
  * 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 1.2.39beta02 - July 28, 2009: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.39beta04 - August 1, 2009: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -237,7 +237,7 @@
  *    1.2.38rc01-03           13    10238  12.so.0.38[.0]
  *    1.0.47                  10    10047  10.so.0.47[.0]
  *    1.2.38                  13    10238  12.so.0.38[.0]
- *    1.2.39beta01-02         13    10239  12.so.0.39[.0]
+ *    1.2.39beta01-04         13    10239  12.so.0.39[.0]
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -269,7 +269,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.2.39beta02, July 28, 2009, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.39beta04, August 1, 2009, are
  * Copyright (c) 2004, 2006-2009 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:
@@ -381,13 +381,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    July 28, 2009
+ *    August 1, 2009
  *
  *    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 1.2.39beta02 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.39beta04 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
@@ -443,9 +443,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.39beta02"
+#define PNG_LIBPNG_VER_STRING "1.2.39beta04"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.39beta02 - July 28, 2009\n"
+   " libpng version 1.2.39beta04 - August 1, 2009\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  13
@@ -458,7 +458,7 @@
  * PNG_LIBPNG_VER_STRING, omitting any leading zero:
  */
 
-#define PNG_LIBPNG_VER_BUILD  02
+#define PNG_LIBPNG_VER_BUILD  04
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1510,7 +1510,7 @@ 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_2_39beta02;
+typedef png_structp version_1_2_39beta04;
 
 typedef png_struct FAR * FAR * png_structpp;
 
@@ -3698,6 +3698,14 @@ PNG_EXTERN int png_check_cHRM_fixed  PNGARG((png_structp png_ptr,
    png_fixed_point int_blue_y));
 #endif
 
+#if defined(PNG_cHRM_SUPPORTED)
+#if !defined(PNG_NO_CHECK_cHRM)
+/* Added at libpng version 1.2.34 */
+PNG_EXTERN void png_64bit_product (long v1, long v2, unsigned long *hi_product,
+   unsigned long *lo_product);
+#endif
+#endif
+
 /* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */
 
 #endif /* PNG_INTERNAL */

pngconf.h

@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.2.39beta02 - July 28, 2009
+ * libpng version 1.2.39beta04 - August 1, 2009
  * Copyright (c) 1998-2009 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.)

pngset.c

@@ -1,7 +1,7 @@
 
 /* pngset.c - storage of image information into info struct
  *
- * Last changed in libpng 1.2.39 [July 28, 2009]
+ * Last changed in libpng 1.2.39 [August 1, 2009]
  * Copyright (c) 1998-2009 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.)

pngtest.c

@@ -1689,4 +1689,4 @@ main(int argc, char *argv[])
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_39beta02 your_png_h_is_not_version_1_2_39beta02;
+typedef version_1_2_39beta04 your_png_h_is_not_version_1_2_39beta04;

scripts/CMakeLists.txt

@@ -172,7 +172,7 @@ configure_file(${PNG_SOURCE_DIR}/scripts/libpng-config.in
 
 # SET UP LINKS
 set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#    VERSION 0.${PNGLIB_RELEASE}.1.2.39beta02
+#    VERSION 0.${PNGLIB_RELEASE}.1.2.39beta04
      VERSION 0.${PNGLIB_RELEASE}.0
      SOVERSION 0
      CLEAN_DIRECT_OUTPUT 1)

scripts/libpng-config-head.in

@@ -11,7 +11,7 @@
 
 # Modeled after libxml-config.
 
-version=1.2.39beta02
+version=1.2.39beta04
 prefix=""
 libdir=""
 libs=""

scripts/libpng.pc.in

@@ -5,6 +5,6 @@ includedir=@includedir@/libpng12
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.2.39beta02
+Version: 1.2.39beta04
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir}

scripts/makefile.32sunu

@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.64sunu

@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.aix

@@ -23,7 +23,7 @@ LN_SF = ln -f -s
 
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 prefix=/usr/local

scripts/makefile.beos

@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.cygwin

@@ -77,7 +77,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
 LIBNAME = libpng12
 PNGMAJ = 0
 CYGDLL = 12
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=cygpng$(CYGDLL).dll

scripts/makefile.darwin

@@ -22,7 +22,7 @@ ZLIBINC=../zlib
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 12
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.dec

@@ -8,7 +8,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 

scripts/makefile.elf

@@ -16,7 +16,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.gcmmx

@@ -17,7 +17,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.hp64

@@ -21,7 +21,7 @@ ZLIBINC=/opt/zlib/include
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.hpgcc

@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.hpux

@@ -21,7 +21,7 @@ ZLIBINC=/opt/zlib/include
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.linux

@@ -10,7 +10,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.mingw

@@ -77,7 +77,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
 LIBNAME = libpng12
 PNGMAJ = 0
 MINGDLL = 12
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=libpng$(MINGDLL).dll

scripts/makefile.ne12bsd

@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng12
 
 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.39beta02
+SHLIB_MINOR=	1.2.39beta04
 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

scripts/makefile.netbsd

@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.39beta02
+SHLIB_MINOR=	1.2.39beta04
 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

scripts/makefile.nommx

@@ -10,7 +10,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.openbsd

@@ -11,7 +11,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.39beta02
+SHLIB_MINOR=	1.2.39beta04
 
 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \

scripts/makefile.sco

@@ -12,7 +12,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.sggcc

@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.sgi

@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.so9

@@ -11,7 +11,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 

scripts/makefile.solaris

@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/makefile.solaris-x86

@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.39beta02
+PNGMIN = 1.2.39beta04
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:

scripts/pngos2.def

@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.2.39beta02
+; Version 1.2.39beta04
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"

scripts/pngw32.def

@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.2.39beta02
+;Version 1.2.39beta04
   png_build_grayscale_palette  @1
   png_check_sig        @2
   png_chunk_error      @3