From 4eca3ab70369d6a5f04d2cab60742d0d7f171399 Mon Sep 17 00:00:00 2001 From: guenther <> Date: Tue, 17 Jan 2012 02:48:01 +0000 Subject: Add stpcpy() and stpncpy(), pointless crap that made it into POSIX. Includes friendly linker warning to wake up those dumb enough to use it. Committing for kettenis@, who ran away to the hills after writing it --- src/lib/libc/string/stpcpy.3 | 117 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 117 insertions(+) create mode 100644 src/lib/libc/string/stpcpy.3 (limited to 'src/lib/libc/string/stpcpy.3') diff --git a/src/lib/libc/string/stpcpy.3 b/src/lib/libc/string/stpcpy.3 new file mode 100644 index 0000000000..7067186e2b --- /dev/null +++ b/src/lib/libc/string/stpcpy.3 @@ -0,0 +1,117 @@ +.\" $OpenBSD: stpcpy.3,v 1.1 2012/01/17 02:48:01 guenther Exp $ +.\" +.\" Copyright (c) 1990, 1991 The Regents of the University of California. +.\" All rights reserved. +.\" +.\" This code is derived from software contributed to Berkeley by +.\" Chris Torek and the American National Standards Committee X3, +.\" on Information Processing Systems. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd $Mdocdate: January 17 2012 $ +.Dt STPCPY 3 +.Os +.Sh NAME +.Nm stpcpy , +.Nm stpncpy +.Nd copy strings +.Sh SYNOPSIS +.Fd #include +.Ft char * +.Fn stpcpy "char *dst" "const char *src" +.Ft char * +.Fn stpncpy "char *dst" "const char *src" "size_t len" +.Sh DESCRIPTION +The +.Fn stpcpy +and +.Fn stpncpy +functions copy the string +.Fa src +to +.Fa dst +(including the terminating +.Ql \e0 +character). +.Pp +The +.Fn stpncpy +function copies not more than +.Fa len +characters into +.Fa dst , +appending +.Ql \e0 +characters if +.Fa src +is less than +.Fa len +characters long, and +.Em not +terminating +.Fa dst +if the length of +.Fa src +is greater than or equal to +.Fa len . +.Sh RETURN VALUES +The +.Fn stpcpy +function returns a pointer to the terminating +.Ql \e0 +character written into +.Fa dst . +.Pp +The +.Fn stpncpy +function returns a pointer to the first +.Ql \e0 +character written into +.Fa dst , +or to +.Fa &dst[len] +if the length of +.Fa src +is greater than or equal to +.Fa len . +.Sh SEE ALSO +.Xr strcpy 3 , +.Xr strncpy 3 , +.Xr strlcpy 3 , +.Sh STANDARDS +The +.Fn stpcpy +and +.Fn stpncpy +functions conform to +.St -p1003.1-2008 . +.Sh HISTORY +The +.Fn stpcpy +and +.Fn stpncpy +functions first appeared in +.Ox 5.1 . -- cgit v1.2.3-55-g6feb