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[libpng16] More "#endif" housecleaning, in *.h

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This commit is contained in:
Glenn Randers-Pehrson 2014-11-07 07:41:16 -06:00
parent 40656e9855
commit 05e11008c0
7 changed files with 32 additions and 30 deletions
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1
ANNOUNCE
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@ -71,6 +71,7 @@ Version 1.6.15beta07 [November 7, 2014]
needed by png_reciprocal2().
Added #ifdef PNG_16BIT_SUPPORTED/#endif around png_log16bit() and
png_do_swap().
Changed all "#endif /* PNG_FEATURE_SUPPORTED */" to "#endif /* FEATURE */"
Version 1.6.15beta08 [November 7, 2014]

1
CHANGES
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@ -5079,6 +5079,7 @@ Version 1.6.15beta07 [November 7, 2014]
needed by png_reciprocal2().
Added #ifdef PNG_16BIT_SUPPORTED/#endif around png_log16bit() and
png_do_swap().
Changed all "#endif /* PNG_FEATURE_SUPPORTED */" to "#endif /* FEATURE */"
Version 1.6.15beta08 [November 7, 2014]

8
png.c
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@ -3725,9 +3725,9 @@ png_gamma_8bit_correct(unsigned int value, png_fixed_point gamma_val)
* convert this to a floating point value. This includes values that
* would overflow if 'value' were to be converted to 'int'.
*
* Apparently GCC, however, does an intermediate convertion to (int)
* Apparently GCC, however, does an intermediate conversion to (int)
* on some (ARM) but not all (x86) platforms, possibly because of
* hardware FP limitations. (E.g. if the hardware convertion always
* hardware FP limitations. (E.g. if the hardware conversion always
* assumes the integer register contains a signed value.) This results
* in ANSI-C undefined behavior for large values.
*
@ -3735,7 +3735,7 @@ png_gamma_8bit_correct(unsigned int value, png_fixed_point gamma_val)
* conformant and therefore compile spurious extra code for the large
* values.
*
* We can be reasonably sure that an unsigned to float convertion
* We can be reasonably sure that an unsigned to float conversion
* won't be faster than an int to float one. Therefore this code
* assumes responsibility for the undefined behavior, which it knows
* can't happen because of the check above.
@ -3770,7 +3770,7 @@ png_gamma_16bit_correct(unsigned int value, png_fixed_point gamma_val)
{
# ifdef PNG_FLOATING_ARITHMETIC_SUPPORTED
/* The same (unsigned int)->(double) constraints apply here as above,
* however in this case the (unsigned int) to (int) convertion can
* however in this case the (unsigned int) to (int) conversion can
* overflow on an ANSI-C90 compliant system so the cast needs to ensure
* that this is not possible.
*/

34
png.h
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@ -1177,7 +1177,7 @@ PNG_EXPORT(24, void, png_convert_from_struct_tm, (png_timep ptime,
/* Convert from time_t to png_time. Uses gmtime() */
PNG_EXPORT(25, void, png_convert_from_time_t, (png_timep ptime, time_t ttime));
#endif /* PNG_CONVERT_tIME_SUPPORTED */
#endif /* CONVERT_tIME */
#ifdef PNG_READ_EXPAND_SUPPORTED
/* Expand data to 24-bit RGB, or 8-bit grayscale, with alpha if available. */
@ -1383,7 +1383,7 @@ PNG_EXPORT(39, void, png_set_filler, (png_structrp png_ptr, png_uint_32 filler,
/* Add an alpha byte to 8-bit Gray or 24-bit RGB images. */
PNG_EXPORT(40, void, png_set_add_alpha, (png_structrp png_ptr,
png_uint_32 filler, int flags));
#endif /* PNG_READ_FILLER_SUPPORTED || PNG_WRITE_FILLER_SUPPORTED */
#endif /* READ_FILLER || WRITE_FILLER */
#if defined(PNG_READ_SWAP_SUPPORTED) || defined(PNG_WRITE_SWAP_SUPPORTED)
/* Swap bytes in 16-bit depth files. */
@ -1647,7 +1647,7 @@ PNG_FIXED_EXPORT(209, void, png_set_filter_heuristics_fixed,
(png_structrp png_ptr, int heuristic_method, int num_weights,
png_const_fixed_point_p filter_weights,
png_const_fixed_point_p filter_costs))
#endif /* PNG_WRITE_WEIGHTED_FILTER_SUPPORTED */
#endif /* WRITE_WEIGHTED_FILTER */
/* Heuristic used for row filter selection. These defines should NOT be
* changed.
@ -1703,7 +1703,7 @@ PNG_EXPORT(225, void, png_set_text_compression_window_bits,
PNG_EXPORT(226, void, png_set_text_compression_method, (png_structrp png_ptr,
int method));
#endif /* PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED */
#endif /* WRITE_CUSTOMIZE_ZTXT_COMPRESSION */
/* These next functions are called for input/output, memory, and error
* handling. They are in the file pngrio.c, pngwio.c, and pngerror.c,
@ -1870,7 +1870,7 @@ PNG_EXPORT(220, png_uint_32, png_process_data_skip, (png_structrp));
*/
PNG_EXPORT(93, void, png_progressive_combine_row, (png_const_structrp png_ptr,
png_bytep old_row, png_const_bytep new_row));
#endif /* PNG_PROGRESSIVE_READ_SUPPORTED */
#endif /* PROGRESSIVE_READ */
PNG_EXPORTA(94, png_voidp, png_malloc, (png_const_structrp png_ptr,
png_alloc_size_t size), PNG_ALLOCATED);
@ -2071,7 +2071,7 @@ PNG_EXPORT(128, png_int_32, png_get_x_offset_microns,
PNG_EXPORT(129, png_int_32, png_get_y_offset_microns,
(png_const_structrp png_ptr, png_const_inforp info_ptr));
#endif /* PNG_EASY_ACCESS_SUPPORTED */
#endif /* EASY_ACCESS */
#ifdef PNG_READ_SUPPORTED
/* Returns pointer to signature string read from PNG header */
@ -2323,7 +2323,7 @@ PNG_FIXED_EXPORT(213, void, png_set_sCAL_fixed, (png_const_structrp png_ptr,
PNG_EXPORT(171, void, png_set_sCAL_s, (png_const_structrp png_ptr,
png_inforp info_ptr, int unit,
png_const_charp swidth, png_const_charp sheight));
#endif /* PNG_sCAL_SUPPORTED */
#endif /* sCAL */
#ifdef PNG_SET_UNKNOWN_CHUNKS_SUPPORTED
/* Provide the default handling for all unknown chunks or, optionally, for
@ -2551,8 +2551,8 @@ PNG_FIXED_EXPORT(212, png_fixed_point, png_get_y_offset_inches_fixed,
PNG_EXPORT(198, png_uint_32, png_get_pHYs_dpi, (png_const_structrp png_ptr,
png_const_inforp info_ptr, png_uint_32 *res_x, png_uint_32 *res_y,
int *unit_type));
# endif /* PNG_pHYs_SUPPORTED */
#endif /* PNG_INCH_CONVERSIONS_SUPPORTED */
# endif /* pHYs */
#endif /* INCH_CONVERSIONS */
/* Added in libpng-1.4.0 */
#ifdef PNG_IO_STATE_SUPPORTED
@ -2575,7 +2575,7 @@ PNG_EXPORT(216, png_uint_32, png_get_io_chunk_type,
# define PNG_IO_CHUNK_CRC 0x0080 /* currently at the chunk crc */
# define PNG_IO_MASK_OP 0x000f /* current operation: reading/writing */
# define PNG_IO_MASK_LOC 0x00f0 /* current location: sig/hdr/data/crc */
#endif /* ?PNG_IO_STATE_SUPPORTED */
#endif /* IO_STATE */
/* Interlace support. The following macros are always defined so that if
* libpng interlace handling is turned off the macros may be used to handle
@ -2679,7 +2679,7 @@ PNG_EXPORT(216, png_uint_32, png_get_io_chunk_type,
(composite) = (png_uint_16)(((png_uint_32)(fg) * (png_uint_32)(alpha) + \
(png_uint_32)(bg)*(png_uint_32)(65535 - (png_uint_32)(alpha)) + \
32767) / 65535)
#endif /* PNG_READ_COMPOSITE_NODIV_SUPPORTED */
#endif /* READ_COMPOSITE_NODIV */
#ifdef PNG_READ_INT_FUNCTIONS_SUPPORTED
PNG_EXPORT(201, png_uint_32, png_get_uint_32, (png_const_bytep buf));
@ -3107,7 +3107,7 @@ PNG_EXPORT(234, int, png_image_begin_read_from_file, (png_imagep image,
PNG_EXPORT(235, int, png_image_begin_read_from_stdio, (png_imagep image,
FILE* file));
/* The PNG header is read from the stdio FILE object. */
#endif /* PNG_STDIO_SUPPORTED */
#endif /* STDIO */
PNG_EXPORT(236, int, png_image_begin_read_from_memory, (png_imagep image,
png_const_voidp memory, png_size_t size));
@ -3152,7 +3152,7 @@ PNG_EXPORT(238, void, png_image_free, (png_imagep image));
/* Free any data allocated by libpng in image->opaque, setting the pointer to
* NULL. May be called at any time after the structure is initialized.
*/
#endif /* PNG_SIMPLIFIED_READ_SUPPORTED */
#endif /* SIMPLIFIED_READ */
#ifdef PNG_SIMPLIFIED_WRITE_SUPPORTED
#ifdef PNG_STDIO_SUPPORTED
@ -3198,12 +3198,12 @@ PNG_EXPORT(240, int, png_image_write_to_stdio, (png_imagep image, FILE *file,
*
* Note that the write API does not support interlacing or sub-8-bit pixels.
*/
#endif /* PNG_STDIO_SUPPORTED */
#endif /* PNG_SIMPLIFIED_WRITE_SUPPORTED */
#endif /* STDIO */
#endif /* SIMPLIFIED_WRITE */
/*******************************************************************************
* END OF SIMPLIFIED API
******************************************************************************/
#endif /* PNG_SIMPLIFIED_{READ|WRITE}_SUPPORTED */
#endif /* SIMPLIFIED_{READ|WRITE} */
#ifdef PNG_CHECK_FOR_INVALID_INDEX_SUPPORTED
PNG_EXPORT(242, void, png_set_check_for_invalid_index,
@ -3251,7 +3251,7 @@ PNG_EXPORT(243, int, png_get_palette_max, (png_const_structp png_ptr,
PNG_EXPORT(244, int, png_set_option, (png_structrp png_ptr, int option,
int onoff));
#endif /* PNG_SET_OPTION_SUPPORTED */
#endif /* SET_OPTION */
/*******************************************************************************
* END OF HARDWARE AND SOFTWARE OPTIONS

2
pnginfo.h
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@ -121,7 +121,7 @@ struct png_info_def
int num_text; /* number of comments read or comments to write */
int max_text; /* current size of text array */
png_textp text; /* array of comments read or comments to write */
#endif /* PNG_TEXT_SUPPORTED */
#endif /* TEXT */
#ifdef PNG_tIME_SUPPORTED
/* The tIME chunk holds the last time the displayed image data was

12
pngpriv.h
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@ -172,7 +172,7 @@
*/
# define PNG_ARM_NEON_IMPLEMENTATION 2
# endif /* __ARM_NEON__ */
# endif /* !defined PNG_ARM_NEON_IMPLEMENTATION */
# endif /* !PNG_ARM_NEON_IMPLEMENTATION */
# ifndef PNG_ARM_NEON_IMPLEMENTATION
/* Use the intrinsics code by default. */
@ -855,7 +855,7 @@ PNG_INTERNAL_DATA(const png_byte, png_sRGB_delta, [512]);
/* Given a value 'linear' in the range 0..255*65535 calculate the 8-bit sRGB
* encoded value with maximum error 0.646365. Note that the input is not a
* 16-bit value; it has been multiplied by 255! */
#endif /* PNG_SIMPLIFIED_READ/WRITE */
#endif /* SIMPLIFIED_READ/WRITE */
/* Inhibit C++ name-mangling for libpng functions but not for system calls. */
@ -1229,7 +1229,7 @@ PNG_INTERNAL_FUNCTION(void,png_read_finish_IDAT,(png_structrp png_ptr),
PNG_INTERNAL_FUNCTION(void,png_read_finish_row,(png_structrp png_ptr),
PNG_EMPTY);
/* Finish a row while reading, dealing with interlacing passes, etc. */
#endif /* PNG_SEQUENTIAL_READ_SUPPORTED */
#endif /* SEQUENTIAL_READ */
/* Initialize the row buffers, etc. */
PNG_INTERNAL_FUNCTION(void,png_read_start_row,(png_structrp png_ptr),PNG_EMPTY);
@ -1305,7 +1305,7 @@ PNG_INTERNAL_FUNCTION(void,png_handle_hIST,(png_structrp png_ptr,
#ifdef PNG_READ_iCCP_SUPPORTED
PNG_INTERNAL_FUNCTION(void,png_handle_iCCP,(png_structrp png_ptr,
png_inforp info_ptr, png_uint_32 length),PNG_EMPTY);
#endif /* PNG_READ_iCCP_SUPPORTED */
#endif /* READ_iCCP */
#ifdef PNG_READ_iTXt_SUPPORTED
PNG_INTERNAL_FUNCTION(void,png_handle_iTXt,(png_structrp png_ptr,
@ -1340,7 +1340,7 @@ PNG_INTERNAL_FUNCTION(void,png_handle_sCAL,(png_structrp png_ptr,
#ifdef PNG_READ_sPLT_SUPPORTED
PNG_INTERNAL_FUNCTION(void,png_handle_sPLT,(png_structrp png_ptr,
png_inforp info_ptr, png_uint_32 length),PNG_EMPTY);
#endif /* PNG_READ_sPLT_SUPPORTED */
#endif /* READ_sPLT */
#ifdef PNG_READ_sRGB_SUPPORTED
PNG_INTERNAL_FUNCTION(void,png_handle_sRGB,(png_structrp png_ptr,
@ -1454,7 +1454,7 @@ PNG_INTERNAL_FUNCTION(void,png_push_read_iTXt,(png_structrp png_ptr,
png_inforp info_ptr),PNG_EMPTY);
# endif
#endif /* PNG_PROGRESSIVE_READ_SUPPORTED */
#endif /* PROGRESSIVE_READ */
/* Added at libpng version 1.6.0 */
#ifdef PNG_GAMMA_SUPPORTED

4
pngstruct.h
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@ -274,7 +274,7 @@ struct png_struct_def
#ifdef PNG_READ_GAMMA_SUPPORTED
png_color_16 background_1; /* background normalized to gamma 1.0 */
#endif
#endif /* PNG_bKGD_SUPPORTED */
#endif /* bKGD */
#ifdef PNG_WRITE_FLUSH_SUPPORTED
png_flush_ptr output_flush_fn; /* Function for flushing output */
@ -331,7 +331,7 @@ struct png_struct_def
int process_mode; /* what push library is currently doing */
int cur_palette; /* current push library palette index */
#endif /* PNG_PROGRESSIVE_READ_SUPPORTED */
#endif /* PROGRESSIVE_READ */
#if defined(__TURBOC__) && !defined(_Windows) && !defined(__FLAT__)
/* For the Borland special 64K segment handler */