[libpng16] Imported from libpng-1.6.24beta06.tar

ANNOUNCE

-Libpng 1.6.24beta06 - July 15, 2016
+Libpng 1.6.24beta06 - July 18, 2016
 
 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.
@@ -86,7 +86,7 @@ Version 1.6.24beta05 [July 13, 2016]
   Fixed some indentation to comply with our coding style.
   Added contrib/tools/reindent.
 
-Version 1.6.24beta06 [July 15, 2016]
+Version 1.6.24beta06 [July 18, 2016]
   Fixed more indentation to comply with our coding style.
   Eliminated unnecessary tests of boolean png_isaligned() vs 0.
 

CHANGES

@@ -5657,7 +5657,7 @@ Version 1.6.24beta05 [July 13, 2016]
   Fixed some indentation to comply with our coding style.
   Added contrib/tools/reindent.
 
-Version 1.6.24beta06 [July 15, 2016]
+Version 1.6.24beta06 [July 18, 2016]
   Fixed more indentation to comply with our coding style.
   Eliminated unnecessary tests of boolean png_isaligned() vs 0.
 

LICENSE

@@ -10,7 +10,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000 through 1.6.24beta06, July 14, 2016 are
+libpng versions 1.0.7, July 1, 2000 through 1.6.24beta06, July 18, 2016 are
 Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
 derived from libpng-1.0.6, and are distributed according to the same
 disclaimer and license as libpng-1.0.6 with the following individuals
@@ -127,4 +127,4 @@ any encryption software.  See the EAR, paragraphs 734.3(b)(3) and
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-July 14, 2016
+July 18, 2016

README

-README for libpng version 1.6.24beta06 - July 14, 2016 (shared library 16.0)
+README for libpng version 1.6.24beta06 - July 18, 2016 (shared library 16.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.

contrib/tools/reindent

@@ -13,10 +13,13 @@
 # Assumes that continued lines begin with indentation plus one space, and
 # that continued comments begin with indentation plus " *".
 #
-# eg, to change libpng coding style from 3-space indentation to 4-space
+# eg, to change libpng coding style from 3-space indentation with 4-space
+# continuations to 4-space indentation with 2-space continuations:
 #
-#  reindent 3 4 " " "  " < example.c > example.c_reindented
+#  reindent 3 4 "\t " "  " < example.c > example.c_4_2
+# and to restore the file back to libpng coding style
+#  reindent 4 3 "  " "    " < example.c_4_2 > example.c_3_4
 
 unexpand --first-only --t $1 | \
-   sed -e "/^	$3[^\*]/{s/	$3/	$4/}" | \
+   sed -e "/^	*$3[^\*]/{s/$3/$4/}" | \
    expand -t $2

libpng-manual.txt

 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.24beta06 - July 14, 2016
+ libpng version 1.6.24beta06 - July 18, 2016
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@ libpng-manual.txt - A description on how to use and modify libpng
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.24beta06 - July 14, 2016
+ libpng versions 0.97, January 1998, through 1.6.24beta06 - July 18, 2016
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
 

libpng.3

-.TH LIBPNG 3 "July 14, 2016"
+.TH LIBPNG 3 "July 18, 2016"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.24beta06
 .SH SYNOPSIS
@@ -510,7 +510,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
 .SH LIBPNG.TXT
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.24beta06 - July 14, 2016
+ libpng version 1.6.24beta06 - July 18, 2016
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
@@ -521,7 +521,7 @@ libpng-manual.txt - A description on how to use and modify libpng
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.24beta06 - July 14, 2016
+ libpng versions 0.97, January 1998, through 1.6.24beta06 - July 18, 2016
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
 
@@ -6018,7 +6018,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.6.24beta06 - July 14, 2016:
+Libpng version 1.6.24beta06 - July 18, 2016:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -6043,7 +6043,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000 through 1.6.24beta06, July 14, 2016 are
+libpng versions 1.0.7, July 1, 2000 through 1.6.24beta06, July 18, 2016 are
 Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
 derived from libpng-1.0.6, and are distributed according to the same
 disclaimer and license as libpng-1.0.6 with the following individuals
@@ -6168,7 +6168,7 @@ files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31).
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-July 14, 2016
+July 18, 2016
 
 .\" end of man page
 

libpngpf.3

-.TH LIBPNGPF 3 "July 14, 2016"
+.TH LIBPNGPF 3 "July 18, 2016"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.24beta06
 (private functions)

png.5

-.TH PNG 5 "July 14, 2016"
+.TH PNG 5 "July 18, 2016"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION

png.c

@@ -775,14 +775,14 @@ png_get_copyright(png_const_structrp png_ptr)
 #else
 #  ifdef __STDC__
    return PNG_STRING_NEWLINE \
-      "libpng version 1.6.24beta06 - July 15, 2016" PNG_STRING_NEWLINE \
+      "libpng version 1.6.24beta06 - July 18, 2016" PNG_STRING_NEWLINE \
       "Copyright (c) 1998-2002,2004,2006-2016 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 "libpng version 1.6.24beta06 - July 15, 2016\
+   return "libpng version 1.6.24beta06 - July 18, 2016\
       Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";

png.h

 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.6.24beta06, July 14, 2016
+ * libpng version 1.6.24beta06, July 18, 2016
  *
  * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -12,7 +12,7 @@
  * Authors and maintainers:
  *   libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *   libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
- *   libpng versions 0.97, January 1998, through 1.6.24beta06, July 14, 2016:
+ *   libpng versions 0.97, January 1998, through 1.6.24beta06, July 18, 2016:
  *     Glenn Randers-Pehrson.
  *   See also "Contributing Authors", below.
  */
@@ -29,7 +29,7 @@
  * files that are distributed with libpng have other copyright owners and
  * are released under other open source licenses.
  *
- * libpng versions 1.0.7, July 1, 2000 through 1.6.24beta06, July 14, 2016 are
+ * libpng versions 1.0.7, July 1, 2000 through 1.6.24beta06, July 18, 2016 are
  * Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
  * derived from libpng-1.0.6, and are distributed according to the same
  * disclaimer and license as libpng-1.0.6 with the following individuals
@@ -245,7 +245,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    July 14, 2016
+ *    July 18, 2016
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -314,7 +314,7 @@
 
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.6.24beta06"
-#define PNG_HEADER_VERSION_STRING " libpng version 1.6.24beta06 - July 14, 2016\n"
+#define PNG_HEADER_VERSION_STRING " libpng version 1.6.24beta06 - July 18, 2016\n"
 
 #define PNG_LIBPNG_VER_SONUM   16
 #define PNG_LIBPNG_VER_DLLNUM  16

pngconf.h

 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.6.24beta06, July 14, 2016
+ * libpng version 1.6.24beta06, July 18, 2016
  *
  * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

pngrutil.c

@@ -90,7 +90,7 @@ png_get_int_32)(png_const_bytep buf)
 
    uval = (uval ^ 0xffffffff) + 1;  /* 2's complement: -x = ~x+1 */
    if ((uval & 0x80000000) == 0) /* no overflow */
-       return -(png_int_32)uval;
+      return -(png_int_32)uval;
    /* The following has to be safe; this function only gets called on PNG data
     * and if we get here that data is invalid.  0 is the most safe value and
     * if not then an attacker would surely just generate a PNG with 0 instead.

projects/vstudio/README.txt

 
 VisualStudio instructions
 
-libpng version 1.6.24beta06 - July 14, 2016
+libpng version 1.6.24beta06 - July 18, 2016
 
 Copyright (c) 2010,2013,2015 Glenn Randers-Pehrson
 

projects/vstudio/zlib.props

@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source
  *
- * libpng version 1.6.24beta06 - July 14, 2016
+ * libpng version 1.6.24beta06 - July 18, 2016
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *

scripts/README.txt

 
-Makefiles for  libpng version 1.6.24beta06 - July 14, 2016
+Makefiles for  libpng version 1.6.24beta06 - July 18, 2016
 
 pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.linux    =>  Linux/ELF makefile

scripts/pnglibconf.h.prebuilt

@@ -2,7 +2,7 @@
 
 /* pnglibconf.h - library build configuration */
 
-/* Libpng version 1.6.24beta06 - July 14, 2016 */
+/* Libpng version 1.6.24beta06 - July 18, 2016 */
 
 /* Copyright (c) 1998-2015 Glenn Randers-Pehrson */