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[libpng17] Merged clang no-warning fix from libpng-1.6.13: png_digit was defined

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but never used in pngerror.c.
This commit is contained in:
Glenn Randers-Pehrson
2014-11-17 13:46:27 -06:00
parent 238fdc197d
commit 1b577e9bc6
3 changed files with 10 additions and 6 deletions
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12
pngerror.c
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@@ -415,10 +415,13 @@ png_app_error(png_const_structrp png_ptr, png_const_charp error_message)
}
#endif /* BENIGN_ERRORS */
#define PNG_MAX_ERROR_TEXT 196 /* Currently limited by profile_error in png.c */
#if defined(PNG_WARNINGS_SUPPORTED) || \
(defined(PNG_READ_SUPPORTED) && defined(PNG_ERROR_TEXT_SUPPORTED))
/* These utilities are used internally to build an error message that relates
* to the current chunk. The chunk name comes from png_ptr->chunk_name,
* this is used to prefix the message. The message is limited in length
* to 63 bytes, the name characters are output as hex digits wrapped in []
* which is used to prefix the message. The message is limited in length
* to 63 bytes. The name characters are output as hex digits wrapped in []
* if the character is invalid.
*/
#define isnonalpha(c) ((c) < 65 || (c) > 122 || ((c) > 90 && (c) < 97))
@@ -427,9 +430,6 @@ static PNG_CONST char png_digit[16] = {
'A', 'B', 'C', 'D', 'E', 'F'
};
#define PNG_MAX_ERROR_TEXT 196 /* Currently limited be profile_error in png.c */
#if defined(PNG_WARNINGS_SUPPORTED) || \
(defined(PNG_READ_SUPPORTED) && defined(PNG_ERROR_TEXT_SUPPORTED))
static void /* PRIVATE */
png_format_buffer(png_const_structrp png_ptr, png_charp buffer, png_const_charp
error_message)
@@ -969,5 +969,5 @@ png_safe_execute(png_imagep image_in, int (*function)(png_voidp), png_voidp arg)
return result;
}
#endif /* SIMPLIFIED READ/WRITE */
#endif /* SIMPLIFIED READ || SIMPLIFIED_WRITE */
#endif /* READ || WRITE */