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[master] Added a comment about the parentheses in pngrutil.c

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Glenn Randers-Pehrson 2010-11-20 22:56:49 -06:00
parent f320728911
commit 377e3ca5e6
1 changed files with 5 additions and 0 deletions
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5
pngrutil.c
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@ -31,6 +31,11 @@ png_get_uint_31(png_structp png_ptr, png_bytep buf)
}
#ifndef PNG_USE_READ_MACROS
/* The parentheses around "PNGAPI function_name" in the following three
* functions are necessary because they allow the macros to co-exist with
* these (unused but exported) functions.
*/
/* Grab an unsigned 32-bit integer from a buffer in big-endian format. */
png_uint_32 (PNGAPI
png_get_uint_32)(png_bytep buf)