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Merge branch releases/1.8 revisions r6168 through r6170 into trunk.

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- Updates libpng to 1.6.37 (from 1.6.23) 
Note: Seems svn can't merge it automatic when a folder was removed and readded with same name. 
Easier to update libs by deleting all files - copying new ones over and then check svn stat for differences
and resolve them manually.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6171 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien
2020-12-19 14:35:50 +00:00
parent 4d13cab50e
commit 7f76377bad
43 changed files with 5806 additions and 4846 deletions
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86
source/Irrlicht/libpng/pngerror.c
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@@ -1,10 +1,10 @@
/* pngerror.c - stub functions for i/o and memory allocation
*
* Last changed in libpng 1.6.15 [November 20, 2014]
* Copyright (c) 1998-2002,2004,2006-2014 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.)
* Copyright (c) 2018 Cosmin Truta
* Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson
* Copyright (c) 1996-1997 Andreas Dilger
* Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
*
* This code is released under the libpng license.
* For conditions of distribution and use, see the disclaimer
@@ -26,7 +26,7 @@ static PNG_FUNCTION(void, png_default_error,PNGARG((png_const_structrp png_ptr,
#ifdef PNG_WARNINGS_SUPPORTED
static void /* PRIVATE */
png_default_warning PNGARG((png_const_structrp png_ptr,
png_const_charp warning_message));
png_const_charp warning_message));
#endif /* WARNINGS */
/* This function is called whenever there is a fatal error. This function
@@ -37,7 +37,7 @@ png_default_warning PNGARG((png_const_structrp png_ptr,
#ifdef PNG_ERROR_TEXT_SUPPORTED
PNG_FUNCTION(void,PNGAPI
png_error,(png_const_structrp png_ptr, png_const_charp error_message),
PNG_NORETURN)
PNG_NORETURN)
{
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
char msg[16];
@@ -65,18 +65,18 @@ png_error,(png_const_structrp png_ptr, png_const_charp error_message),
else
error_message += offset;
}
else
{
if ((png_ptr->flags & PNG_FLAG_STRIP_ERROR_TEXT) != 0)
{
msg[0] = '0';
msg[1] = '\0';
error_message = msg;
}
}
}
else
{
if ((png_ptr->flags & PNG_FLAG_STRIP_ERROR_TEXT) != 0)
{
msg[0] = '0';
msg[1] = '\0';
error_message = msg;
}
}
}
}
#endif
if (png_ptr != NULL && png_ptr->error_fn != NULL)
@@ -110,7 +110,7 @@ png_err,(png_const_structrp png_ptr),PNG_NORETURN)
*/
size_t
png_safecat(png_charp buffer, size_t bufsize, size_t pos,
png_const_charp string)
png_const_charp string)
{
if (buffer != NULL && pos < bufsize)
{
@@ -131,7 +131,7 @@ png_safecat(png_charp buffer, size_t bufsize, size_t pos,
*/
png_charp
png_format_number(png_const_charp start, png_charp end, int format,
png_alloc_size_t number)
png_alloc_size_t number)
{
int count = 0; /* number of digits output */
int mincount = 1; /* minimum number required */
@@ -163,7 +163,7 @@ png_format_number(png_const_charp start, png_charp end, int format,
case PNG_NUMBER_FORMAT_02u:
/* Expects at least 2 digits. */
mincount = 2;
/* FALL THROUGH */
/* FALLTHROUGH */
case PNG_NUMBER_FORMAT_u:
*--end = digits[number % 10];
@@ -173,7 +173,7 @@ png_format_number(png_const_charp start, png_charp end, int format,
case PNG_NUMBER_FORMAT_02x:
/* This format expects at least two digits */
mincount = 2;
/* FALL THROUGH */
/* FALLTHROUGH */
case PNG_NUMBER_FORMAT_x:
*--end = digits[number & 0xf];
@@ -233,7 +233,7 @@ png_warning(png_const_structrp png_ptr, png_const_charp warning_message)
}
if (png_ptr != NULL && png_ptr->warning_fn != NULL)
(*(png_ptr->warning_fn))(png_constcast(png_structrp,png_ptr),
warning_message + offset);
warning_message + offset);
else
png_default_warning(png_ptr, warning_message + offset);
}
@@ -245,7 +245,7 @@ png_warning(png_const_structrp png_ptr, png_const_charp warning_message)
*/
void
png_warning_parameter(png_warning_parameters p, int number,
png_const_charp string)
png_const_charp string)
{
if (number > 0 && number <= PNG_WARNING_PARAMETER_COUNT)
(void)png_safecat(p[number-1], (sizeof p[number-1]), 0, string);
@@ -253,7 +253,7 @@ png_warning_parameter(png_warning_parameters p, int number,
void
png_warning_parameter_unsigned(png_warning_parameters p, int number, int format,
png_alloc_size_t value)
png_alloc_size_t value)
{
char buffer[PNG_NUMBER_BUFFER_SIZE];
png_warning_parameter(p, number, PNG_FORMAT_NUMBER(buffer, format, value));
@@ -261,7 +261,7 @@ png_warning_parameter_unsigned(png_warning_parameters p, int number, int format,
void
png_warning_parameter_signed(png_warning_parameters p, int number, int format,
png_int_32 value)
png_int_32 value)
{
png_alloc_size_t u;
png_charp str;
@@ -282,7 +282,7 @@ png_warning_parameter_signed(png_warning_parameters p, int number, int format,
void
png_formatted_warning(png_const_structrp png_ptr, png_warning_parameters p,
png_const_charp message)
png_const_charp message)
{
/* The internal buffer is just 192 bytes - enough for all our messages,
* overflow doesn't happen because this code checks! If someone figures
@@ -391,10 +391,10 @@ png_benign_error(png_const_structrp png_ptr, png_const_charp error_message)
void /* PRIVATE */
png_app_warning(png_const_structrp png_ptr, png_const_charp error_message)
{
if ((png_ptr->flags & PNG_FLAG_APP_WARNINGS_WARN) != 0)
png_warning(png_ptr, error_message);
else
png_error(png_ptr, error_message);
if ((png_ptr->flags & PNG_FLAG_APP_WARNINGS_WARN) != 0)
png_warning(png_ptr, error_message);
else
png_error(png_ptr, error_message);
# ifndef PNG_ERROR_TEXT_SUPPORTED
PNG_UNUSED(error_message)
@@ -404,10 +404,10 @@ png_app_warning(png_const_structrp png_ptr, png_const_charp error_message)
void /* PRIVATE */
png_app_error(png_const_structrp png_ptr, png_const_charp error_message)
{
if ((png_ptr->flags & PNG_FLAG_APP_ERRORS_WARN) != 0)
png_warning(png_ptr, error_message);
else
png_error(png_ptr, error_message);
if ((png_ptr->flags & PNG_FLAG_APP_ERRORS_WARN) != 0)
png_warning(png_ptr, error_message);
else
png_error(png_ptr, error_message);
# ifndef PNG_ERROR_TEXT_SUPPORTED
PNG_UNUSED(error_message)
@@ -425,7 +425,7 @@ png_app_error(png_const_structrp png_ptr, png_const_charp error_message)
* if the character is invalid.
*/
#define isnonalpha(c) ((c) < 65 || (c) > 122 || ((c) > 90 && (c) < 97))
static PNG_CONST char png_digit[16] = {
static const char png_digit[16] = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F'
};
@@ -478,7 +478,7 @@ png_format_buffer(png_const_structrp png_ptr, png_charp buffer, png_const_charp
#if defined(PNG_READ_SUPPORTED) && defined(PNG_ERROR_TEXT_SUPPORTED)
PNG_FUNCTION(void,PNGAPI
png_chunk_error,(png_const_structrp png_ptr, png_const_charp error_message),
PNG_NORETURN)
PNG_NORETURN)
{
char msg[18+PNG_MAX_ERROR_TEXT];
if (png_ptr == NULL)
@@ -573,7 +573,7 @@ png_fixed_error,(png_const_structrp png_ptr, png_const_charp name),PNG_NORETURN)
{
# define fixed_message "fixed point overflow in "
# define fixed_message_ln ((sizeof fixed_message)-1)
int iin;
unsigned int iin;
char msg[fixed_message_ln+PNG_MAX_ERROR_TEXT];
memcpy(msg, fixed_message, fixed_message_ln);
iin = 0;
@@ -620,7 +620,7 @@ png_set_longjmp_fn(png_structrp png_ptr, png_longjmp_ptr longjmp_fn,
else
{
png_ptr->jmp_buf_ptr = png_voidcast(jmp_buf *,
png_malloc_warn(png_ptr, jmp_buf_size));
png_malloc_warn(png_ptr, jmp_buf_size));
if (png_ptr->jmp_buf_ptr == NULL)
return NULL; /* new NULL return on OOM */
@@ -709,7 +709,7 @@ png_free_jmpbuf(png_structrp png_ptr)
*/
static PNG_FUNCTION(void /* PRIVATE */,
png_default_error,(png_const_structrp png_ptr, png_const_charp error_message),
PNG_NORETURN)
PNG_NORETURN)
{
#ifdef PNG_CONSOLE_IO_SUPPORTED
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
@@ -883,9 +883,9 @@ png_set_strip_error_numbers(png_structrp png_ptr, png_uint_32 strip_mode)
*/
PNG_FUNCTION(void /* PRIVATE */, (PNGCBAPI
png_safe_error),(png_structp png_nonconst_ptr, png_const_charp error_message),
PNG_NORETURN)
PNG_NORETURN)
{
const png_const_structrp png_ptr = png_nonconst_ptr;
png_const_structrp png_ptr = png_nonconst_ptr;
png_imagep image = png_voidcast(png_imagep, png_ptr->error_ptr);
/* An error is always logged here, overwriting anything (typically a warning)
@@ -906,7 +906,7 @@ png_safe_error),(png_structp png_nonconst_ptr, png_const_charp error_message),
/* Missing longjmp buffer, the following is to help debugging: */
{
size_t pos = png_safecat(image->message, (sizeof image->message), 0,
"bad longjmp: ");
"bad longjmp: ");
png_safecat(image->message, (sizeof image->message), pos,
error_message);
}
@@ -920,7 +920,7 @@ png_safe_error),(png_structp png_nonconst_ptr, png_const_charp error_message),
void /* PRIVATE */ PNGCBAPI
png_safe_warning(png_structp png_nonconst_ptr, png_const_charp warning_message)
{
const png_const_structrp png_ptr = png_nonconst_ptr;
png_const_structrp png_ptr = png_nonconst_ptr;
png_imagep image = png_voidcast(png_imagep, png_ptr->error_ptr);
/* A warning is only logged if there is no prior warning or error. */