From d56c8fa8260d226f98b26f017b45b9c2b135f38d Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Wed, 18 Aug 2021 16:06:57 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20210818'. --- src/lib/libc/string/strtok.3 | 169 ------------------------------------------- 1 file changed, 169 deletions(-) delete mode 100644 src/lib/libc/string/strtok.3 (limited to 'src/lib/libc/string/strtok.3') diff --git a/src/lib/libc/string/strtok.3 b/src/lib/libc/string/strtok.3 deleted file mode 100644 index 0f1f359ec4..0000000000 --- a/src/lib/libc/string/strtok.3 +++ /dev/null @@ -1,169 +0,0 @@ -.\" $OpenBSD: strtok.3,v 1.23 2017/09/02 13:56:44 schwarze Exp $ -.\" -.\" Copyright (c) 1988, 1991 The Regents of the University of California. -.\" All rights reserved. -.\" -.\" This code is derived from software contributed to Berkeley by -.\" 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: September 2 2017 $ -.Dt STRTOK 3 -.Os -.Sh NAME -.Nm strtok , -.Nm strtok_r -.Nd string token operations -.Sh SYNOPSIS -.In string.h -.Ft char * -.Fn strtok "char *str" "const char *sep" -.Ft char * -.Fn strtok_r "char *str" "const char *sep" "char **last" -.Sh DESCRIPTION -.Bf -symbolic -This interface is obsoleted by -.Xr strsep 3 . -.Ef -.Pp -The -.Fn strtok -function is used to isolate sequential tokens in a NUL-terminated string, -.Fa str . -These tokens are separated in the string by at least one of the -characters in -.Fa sep . -The first time that -.Fn strtok -is called, -.Fa str -should be specified; subsequent calls, wishing to obtain further tokens -from the same string, should pass a null pointer instead. -The separator string, -.Fa sep , -must be supplied each time, and may change between calls. -.Pp -The -.Fn strtok_r -function is a version of -.Fn strtok -that takes an explicit context argument and is reentrant. -.Pp -Since -.Fn strtok -and -.Fn strtok_r -modify the string, -.Fa str -should not point to an area in the initialized data segment. -.Sh RETURN VALUES -The -.Fn strtok -and -.Fn strtok_r -functions return a pointer to the beginning of each subsequent token -in the string, after replacing the separator character itself with -a NUL character. -When no more tokens remain, a null pointer is returned. -.Sh EXAMPLES -The following will construct an array of pointers to each individual word in -the string -.Va s : -.Bd -literal -offset indent -#define MAXTOKENS 128 - -char s[512], *p, *tokens[MAXTOKENS]; -char *last; -int i = 0; - -snprintf(s, sizeof(s), "cat dog horse cow"); - -for ((p = strtok_r(s, " ", &last)); p; - (p = strtok_r(NULL, " ", &last))) { - if (i < MAXTOKENS - 1) - tokens[i++] = p; -} -tokens[i] = NULL; -.Ed -.Pp -That is, -.Li tokens[0] -will point to -.Qq cat , -.Li tokens[1] -will point to -.Qq dog , -.Li tokens[2] -will point to -.Qq horse , -and -.Li tokens[3] -will point to -.Qq cow . -.Sh SEE ALSO -.Xr memchr 3 , -.Xr strchr 3 , -.Xr strcspn 3 , -.Xr strpbrk 3 , -.Xr strrchr 3 , -.Xr strsep 3 , -.Xr strspn 3 , -.Xr strstr 3 , -.Xr wcstok 3 -.Sh STANDARDS -The -.Fn strtok -function conforms to -.St -ansiC . -The -.Fn strtok_r -function conforms to -.St -p1003.1-2001 . -.Sh HISTORY -The -.Fn strtok -function first appeared in -.At III -and was reimplemented for -.Bx 4.3 Tahoe . -The -.Fn strtok_r -function first appeared in -.Nx 1.3 -and was reimplemented for -.Ox 2.7 . -.Sh BUGS -The System V -.Fn strtok , -if handed a string containing only delimiter characters, -will not alter the next starting point, so that a call to -.Fn strtok -with a different (or empty) delimiter string -may return a non-null value. -Since this implementation always alters the next starting point, -such a sequence of calls would always return -.Dv NULL . -- cgit v1.2.3-55-g6feb