Commit 1ecfe619 authored by erikd's avatar erikd

include/vorbis/vorbisfile.h : Add comments about a desired change that cannot...

include/vorbis/vorbisfile.h : Add comments about a desired change that cannot be made until we're willing to break ABI compatibility.

svn path=/trunk/vorbis/; revision=13630
parent cc281048
......@@ -53,6 +53,19 @@ static int _ov_header_fseek_wrap(FILE *f,ogg_int64_t off,int whence){
return fseek(f,off,whence);
/* These structs below (OV_CALLBACKS_DEFAULT etc)are defined here as static
* data. That means that every file which includes this header will get its
* own copy of these structs whether it uses them or not.
* It would be *much* better to move these the vorbisfile.c, make them
* publicly available and then define them here as externs so that
* only one copy of them (the one in the library's vorbisfile.c) is ever
* created.
* Unfortunately this cannot be done at the moment because doing so would
* break the libvorbisfile ABI. A good time to do that would be at some
* other time when the ABI is being broken for some other reason. */
static ov_callbacks OV_CALLBACKS_DEFAULT = {
(size_t (*)(void *, size_t, size_t, void *)) fread,
(int (*)(void *, ogg_int64_t, int)) _ov_header_fseek_wrap,
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