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Third Party Libpng
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551019ba
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Third Party Libpng
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体验新版 GitCode,发现更多精彩内容 >>
提交
551019ba
编写于
9月 18, 2014
作者:
G
Glenn Randers-Pehrson
浏览文件
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电子邮件补丁
差异文件
[libpng16] Revert recent pngvalid.c changes and define FE_DIVBYZERO, etc.,
if not already defined.
上级
77145bf6
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
23 addition
and
15 deletion
+23
-15
ANNOUNCE
ANNOUNCE
+3
-0
CHANGES
CHANGES
+3
-0
contrib/libtests/pngvalid.c
contrib/libtests/pngvalid.c
+17
-15
未找到文件。
ANNOUNCE
浏览文件 @
551019ba
...
@@ -43,6 +43,9 @@ Version 1.6.14beta02 [September 18, 2014]
...
@@ -43,6 +43,9 @@ Version 1.6.14beta02 [September 18, 2014]
at users.sourceforge.net").
at users.sourceforge.net").
Version 1.6.14beta03 [September 18, 2014]
Version 1.6.14beta03 [September 18, 2014]
Define FE_DIVBYZERO, FE_INVALID, and FE_OVERFLOW in pngvalid.c if not
already defined. Revert floating point exception handling to version
1.6.14beta01 behavior.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
(subscription required; visit
...
...
CHANGES
浏览文件 @
551019ba
...
@@ -4996,6 +4996,9 @@ Version 1.6.14beta02 [September 18, 2014]
...
@@ -4996,6 +4996,9 @@ Version 1.6.14beta02 [September 18, 2014]
at users.sourceforge.net").
at users.sourceforge.net").
Version 1.6.14beta03 [September 18, 2014]
Version 1.6.14beta03 [September 18, 2014]
Define FE_DIVBYZERO, FE_INVALID, and FE_OVERFLOW in pngvalid.c if not
already defined. Revert floating point exception handling to version
1.6.14beta01 behavior.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
(subscription required; visit
...
...
contrib/libtests/pngvalid.c
浏览文件 @
551019ba
/* pngvalid.c - validate libpng by constructing then reading png files.
/* pngvalid.c - validate libpng by constructing then reading png files.
*
*
* Last changed in libpng 1.6.1
0 [March 6, 2014
]
* Last changed in libpng 1.6.1
4 [(PENDING RELEASE)
]
* Copyright (c) 2014 Glenn Randers-Pehrson
* Copyright (c) 2014 Glenn Randers-Pehrson
* Written by John Cunningham Bowler
* Written by John Cunningham Bowler
*
*
...
@@ -30,6 +30,20 @@
...
@@ -30,6 +30,20 @@
# include <config.h>
# include <config.h>
#endif
#endif
#ifdef HAVE_FEENABLEEXCEPT
/* from config.h, if included */
# include <fenv.h>
#endif
#ifndef FE_DIVBYZERO
#define FE_DIVBYZERO 0
#endif
#ifndef FE_INVALID
#define FE_INVALID 0
#endif
#ifndef FE_OVERFLOW
#define FE_OVERFLOW 0
#endif
/* Define the following to use this test against your installed libpng, rather
/* Define the following to use this test against your installed libpng, rather
* than the one being built here:
* than the one being built here:
*/
*/
...
@@ -39,13 +53,6 @@
...
@@ -39,13 +53,6 @@
# include "../../png.h"
# include "../../png.h"
#endif
#endif
#ifdef PNG_FLOATING_ARITHMETIC_SUPPORTED
# ifdef HAVE_FEENABLEEXCEPT
/* from config.h, if included */
# include <fenv.h>
# endif
#endif
#ifdef PNG_ZLIB_HEADER
#ifdef PNG_ZLIB_HEADER
# include PNG_ZLIB_HEADER
# include PNG_ZLIB_HEADER
#else
#else
...
@@ -9979,11 +9986,9 @@ static void signal_handler(int signum)
...
@@ -9979,11 +9986,9 @@ static void signal_handler(int signum)
pos
=
safecat
(
msg
,
sizeof
msg
,
pos
,
"abort"
);
pos
=
safecat
(
msg
,
sizeof
msg
,
pos
,
"abort"
);
break
;
break
;
#ifdef PNG_FLOATING_ARITHMETIC_SUPPORTED
case
SIGFPE
:
case
SIGFPE
:
pos
=
safecat
(
msg
,
sizeof
msg
,
pos
,
"floating point exception"
);
pos
=
safecat
(
msg
,
sizeof
msg
,
pos
,
"floating point exception"
);
break
;
break
;
#endif
case
SIGILL
:
case
SIGILL
:
pos
=
safecat
(
msg
,
sizeof
msg
,
pos
,
"illegal instruction"
);
pos
=
safecat
(
msg
,
sizeof
msg
,
pos
,
"illegal instruction"
);
...
@@ -10049,21 +10054,18 @@ int main(int argc, char **argv)
...
@@ -10049,21 +10054,18 @@ int main(int argc, char **argv)
/* Add appropriate signal handlers, just the ANSI specified ones: */
/* Add appropriate signal handlers, just the ANSI specified ones: */
signal
(
SIGABRT
,
signal_handler
);
signal
(
SIGABRT
,
signal_handler
);
signal
(
SIGFPE
,
signal_handler
);
signal
(
SIGILL
,
signal_handler
);
signal
(
SIGILL
,
signal_handler
);
signal
(
SIGINT
,
signal_handler
);
signal
(
SIGINT
,
signal_handler
);
signal
(
SIGSEGV
,
signal_handler
);
signal
(
SIGSEGV
,
signal_handler
);
signal
(
SIGTERM
,
signal_handler
);
signal
(
SIGTERM
,
signal_handler
);
#ifdef PNG_FLOATING_ARITHMETIC_SUPPORTED
#ifdef HAVE_FEENABLEEXCEPT
signal
(
SIGFPE
,
signal_handler
);
# ifdef HAVE_FEENABLEEXCEPT
/* Only required to enable FP exceptions on platforms where they start off
/* Only required to enable FP exceptions on platforms where they start off
* disabled; this is not necessary but if it is not done pngvalid will likely
* disabled; this is not necessary but if it is not done pngvalid will likely
* end up ignoring FP conditions that other platforms fault.
* end up ignoring FP conditions that other platforms fault.
*/
*/
feenableexcept
(
FE_DIVBYZERO
|
FE_INVALID
|
FE_OVERFLOW
);
feenableexcept
(
FE_DIVBYZERO
|
FE_INVALID
|
FE_OVERFLOW
);
# endif
#endif
#endif
modifier_init
(
&
pm
);
modifier_init
(
&
pm
);
...
...
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