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[libpng16] Change test ZLIB_VERNUM >= 0x1281 to ZLIB_VERNUM >= 0x1290 in

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pngrutil.c because Solaris 11 distributes zlib-1.2.8.f that is older
than 1.2.8.1.
This commit is contained in:
Glenn Randers-Pehrson 2017-03-01 06:52:16 -06:00
parent 4f31b7f242
commit a7029a5b4c
3 changed files with 10 additions and 6 deletions
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6
ANNOUNCE
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@ -1,4 +1,4 @@
Libpng 1.6.29beta03 - February 28, 2017
Libpng 1.6.29beta03 - March 1, 2017
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.
@ -39,8 +39,10 @@ Version 1.6.29beta02 [February 22, 2017]
branches; the comments were correct.
Added code for PowerPC VSX optimisation (Vadim Barkov).
Version 1.6.29beta03 [February 28, 2017]
Version 1.6.29beta03 [March 1, 2017]
Avoid potential overflow of shift operations in png_do_expand() (Aaron Boxer).
Change test ZLIB_VERNUM >= 0x1281 to ZLIB_VERNUM >= 0x1290 in pngrutil.c
because Solaris 11 distributes zlib-1.2.8.f that is older than 1.2.8.1.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

4
CHANGES
View File

@ -5808,8 +5808,10 @@ Version 1.6.29beta02 [February 22, 2017]
branches; the comments were correct.
Added code for PowerPC VSX optimisation (Vadim Barkov).
Version 1.6.29beta03 [February 28, 2017]
Version 1.6.29beta03 [March 1, 2017]
Avoid potential overflow of shift operations in png_do_expand() (Aaron Boxer).
Change test ZLIB_VERNUM >= 0x1281 to ZLIB_VERNUM >= 0x1290 in pngrutil.c
because Solaris 11 distributes zlib-1.2.8.f that is older than 1.2.8.1.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

6
pngrutil.c
View File

@ -1,8 +1,8 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.6.27 [December 29, 2016]
* Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
* Last changed in libpng 1.6.29 [(PENDING RELEASE)]
* Copyright (c) 1998-2002,2004,2006-2017 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.)
*
@ -418,7 +418,7 @@ png_inflate_claim(png_structrp png_ptr, png_uint_32 owner)
png_ptr->flags |= PNG_FLAG_ZSTREAM_INITIALIZED;
}
#if ZLIB_VERNUM >= 0x1281 && \
#if ZLIB_VERNUM >= 0x1290 && \
defined(PNG_SET_OPTION_SUPPORTED) && defined(PNG_IGNORE_ADLER32)
if (((png_ptr->options >> PNG_IGNORE_ADLER32) & 3) == PNG_OPTION_ON)
/* Turn off validation of the ADLER32 checksum in IDAT chunks */