From 164ee5b054159adfb4acb394ca8a0760f67d63a2 Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Thu, 23 May 2002 22:05:54 +0000 Subject: 2002-05-23 Gareth Pearce * libc/stdio/Makefile.am: Modify to add setbuffer.c and setlinebuf.c. * libc/stdio/Makefile.in: Regenerated. * libc/stdio/setbuffer.c: New file. * libc/stdio/setlinebuf.c: New file. --- newlib/libc/stdio/setlinebuf.c | 70 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 newlib/libc/stdio/setlinebuf.c (limited to 'newlib/libc/stdio/setlinebuf.c') diff --git a/newlib/libc/stdio/setlinebuf.c b/newlib/libc/stdio/setlinebuf.c new file mode 100644 index 000000000..f27971357 --- /dev/null +++ b/newlib/libc/stdio/setlinebuf.c @@ -0,0 +1,70 @@ +/* + * Copyright (c) 1990 The 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 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +/* +Modified copy of setbuf.c to support setlinebuf function +defined as part of BSD. +Modifications by Gareth Pearce, 2001. +*/ + +/* +FUNCTION + +<>---specify line buffering for a file or stream + +INDEX + setlinebuf + +ANSI_SYNOPSIS + #include + void setlinebuf(FILE *<[fp]>); + +TRAD_SYNOPSIS + #include + void setlinebuf(<[fp]>) + FILE *<[fp]>; + +DESCRIPTION +<> specifies that output to the file or stream identified by +<[fp]> should be line buffered. This causes the file or stream to pass +on output to the host system at every newline, as well as when the +buffer is full, or when an input operation intervenes. + +WARNINGS +You may only use <> before performing any file operation +other than opening the file. + +RETURNS +<> returns as per setvbuf. + +PORTABILITY +This function comes from BSD not ANSI or POSIX. + +Supporting OS subroutines required: <>, <>, <>, +<>, <>, <>, <>. +*/ + +#include <_ansi.h> +#include +#include "local.h" + +int +_DEFUN (setlinebuf, (fp), + FILE * fp) +{ + return (setvbuf (fp, (char *) NULL, _IOLBF, (size_t) 0)); +} -- cgit v1.2.3