rosetta/lib/libc/io/stdio/fgetc.c

#include "file.h"

#include <errno.h>
#include <stdio.h>

int __fgetc(struct __opaque_file *stream)
{
	if (stream->f_flags & (FILE_EOF | FILE_ERR)) {
		return EOF;
	}

	char c = 0;
	int ret = __libc_file_read(stream, &c, 1);
	if (ret < 1) {
		return EOF;
	}

	return c;
}

int fgetc(struct __opaque_file *stream)
{
	__libc_file_lock(stream);
	int ret = __fgetc(stream);
	__libc_file_unlock(stream);
	return ret;
}