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CPM OPERATING SYSTEMS/CPM 68K/1.0X SOURCES/v102a/alclib/v6fflush.c

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+
+/*
+	Copyright 1983
+	Alcyon Corporation
+	8716 Production Ave.
+	San Diego, CA  92121
+
+	@(#) v6fflush.c - Sep 12, 1983  REGULUS 4.1
+*/
+
+
+/* v6 v6fflush library call */
+
+#define BSIZE 512
+
+struct iob {
+	int fd;		/* file descriptor */
+	int cc;		/* char count */
+	char *cp;	/* ptr to next char */
+	char cbuf[BSIZE];	/* char buffer */
+};
+
+v6fflush(ibuf)
+register struct iob *ibuf;
+{
+	register i;
+
+	i = BSIZE - ibuf->cc;
+	ibuf->cc = BSIZE;
+	ibuf->cp = &(ibuf->cbuf[0]);
+	if (write(ibuf->fd,ibuf->cp,i) != i)
+		return(-1);
+	return(0);
+}
+