1 .\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
3 .\" %%%LICENSE_START(GPLv2+_DOC_ONEPARA)
4 .\" This is free documentation; you can redistribute it and/or
5 .\" modify it under the terms of the GNU General Public License as
6 .\" published by the Free Software Foundation; either version 2 of
7 .\" the License, or (at your option) any later version.
10 .\" References consulted:
11 .\" GNU glibc-2 source code and manual
13 .\" Corrected, aeb, 990824
14 .TH STPNCPY 3 2014-05-10 "GNU" "Linux Programmer's Manual"
16 stpncpy \- copy a fixed-size string, returning a pointer to its end
19 .B #include <string.h>
21 .BI "char *stpncpy(char *" dest ", const char *" src ", size_t " n );
25 Feature Test Macro Requirements for glibc (see
26 .BR feature_test_macros (7)):
35 _XOPEN_SOURCE\ >=\ 700 || _POSIX_C_SOURCE\ >=\ 200809L
45 function copies at most
47 characters from the string
50 including the terminating null byte (\(aq\\0\(aq),
51 to the array pointed to by
55 characters are written at
62 remaining characters in the array pointed to by
65 with null bytes (\(aq\\0\(aq),
68 is greater than or equal to
70 the string pointed to by
73 not be null-terminated.
75 The strings may not overlap.
77 The programmer must ensure that there is room for at least
84 returns a pointer to the terminating null byte
89 is not null-terminated,
92 .SS Multithreading (see pthreads(7))
95 function is thread-safe.
97 This function was added to POSIX.1-2008.
98 Before that, it was a GNU extension.
99 It first appeared in version 1.07 of the GNU C library in 1993.
104 This page is part of release 3.68 of the Linux
107 A description of the project,
108 information about reporting bugs,
109 and the latest version of this page,
111 \%http://www.kernel.org/doc/man\-pages/.