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On Oct 21 13:35, Corinna wrote: > Here's my Proposal: > > We introduce a new define called _READ_WRITE_BUFSIZE_TYPE. It is used > as the type of the `count' parameter for the _read and _write methods in > struct __sFILE. It's set to int by default for backward compatibility. > Interested targets can set it to the more correct size_t in > include/sys/config.h. > > Here's a patch. Please check if that's ok for your targets. In theory, > it shouldnt change anything for existing targets, unless you define your > own _READ_WRITE_BUFSIZE_TYPE. I'm going to do so for Cygwin, if the > patch is ok. > > > Thanks, > Corinna > > > * libc/include/stdio.h (funopen): Change prototype of > __readfn and __writefn parameter to match new definition of > FILE's _read and _write methods. > (_funopen_r): Ditto. > (funopen): Ditto. > (_funopen_r): Ditto. > * libc/include/sys/config.h (_READ_WRITE_BUFSIZE_TYPE) Define > as type int if not already defined. Add comment to explain. > * libc/include/sys/reent.h: Include stddef.h. > (struct __sFILE): Change type of last parameter in declaration > of _read and _write methods to _READ_WRITE_BUFSIZE_TYPE. > (struct __sFILE64): Ditto. > * libc/stdio/local.h (__sread): Declare with last parameter set > to _READ_WRITE_BUFSIZE_TYPE. > (__seofread): Ditto. > (__swrite): Ditto. > (__swrite64): Ditto. > * libc/stdio/fvwrite.c (__sfvwrite_r): Change type of local > variables w and s to _READ_WRITE_BUFSIZE_TYPE. > * libc/stdio/fmemopen.c (fmemreader): Align to above change. > (fmemwriter): Ditto. > * libc/stdio/fopencookie.c (fcreader): Ditto. > (fcwriter): Ditto. > * libc/stdio/funopen.c (funread): Ditto. > (funwrite): Ditto. > (funreader): Ditto. > (funwriter): Ditto. > * libc/stdio/open_memstream.c (memwriter): Ditto. > * libc/stdio/stdio.c (__sread): Ditto. > (__seofread): Ditto. > (__swrite): Ditto. > * libc/stdio64/stdio64.c (__swrite64): Ditto. I applied the patch. Corinna -- Corinna Vinschen Cygwin Maintainer Red Hat
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