musl-tcc/src/stdio/__uflow.c

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2022-03-20 08:48:53 +00:00
#include "stdio_impl.h"
/* This function assumes it will never be called if there is already
* data buffered for reading. */
int __uflow(FILE *f)
{
unsigned char c;
if (!__toread(f) && f->read(f, &c, 1)==1) return c;
return EOF;
}