Re: __attribute__((warn_unused_result)) for NetBSD?

> On Sun, Sep 14, 2008 at 12:49:02PM +0300, Aleksey Cheusov wrote:
 >>
 >> Why? IMO Not checking for return value of all these functions as well
 >> as close fclose etc. is VERY dangerous.

> Please, explain to me what exactly you intend to do to handle an error
> return from close().

EINTR is very special.

int xclose (int fd)
{
	int ret;
	do {
		ret = close (fd);
	}while (ret == -1 && errno == EINTR);

	return ret;
}

void xclose_err (int fd)
{
	if (close (fd) == -1){
		perror ("close failed");
		exit (1);
	}
}

-- 
Best regards, Aleksey Cheusov.