Initial revision

1 files changed, 45 insertions, 0 deletions

diff --git a/util/et/vfprintf.c b/util/et/vfprintf.c
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+++ b/util/et/vfprintf.c
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+/*
+ * Copyright (c) 1988 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+/* based on @(#)vfprintf.c	5.2 (Berkeley) 6/27/88 */
+
+#include <stdio.h>
+#include <varargs.h>
+
+int
+vfprintf(iop, fmt, ap)
+	FILE *iop;
+	char *fmt;
+	va_list ap;
+{
+	int len;
+	char localbuf[BUFSIZ];
+
+	if (iop->_flag & _IONBF) {
+		iop->_flag &= ~_IONBF;
+		iop->_ptr = iop->_base = localbuf;
+		len = _doprnt(fmt, ap, iop);
+		(void) fflush(iop);
+		iop->_flag |= _IONBF;
+		iop->_base = NULL;
+		iop->_bufsiz = 0;
+		iop->_cnt = 0;
+	} else
+		len = _doprnt(fmt, ap, iop);
+
+	return (ferror(iop) ? EOF : len);
+}