MEMCHR(3P) POSIX Programmer's Manual MEMCHR(3P)
PROLOG
This manual page is part of the POSIX Programmer's Manual. The Linux
implementation of this interface may differ (consult the corresponding
Linux manual page for details of Linux behavior), or the interface may
not be implemented on Linux.
NAME
memchr - find byte in memory
SYNOPSIS
#include <string.h>
void *memchr(const void *s, int c, size_t n);
DESCRIPTION
The memchr() function shall locate the first occurrence of c (converted
to an unsigned char) in the initial n bytes (each interpreted as
unsigned char) of the object pointed to by s.
RETURN VALUE
The memchr() function shall return a pointer to the located byte, or a
null pointer if the byte does not occur in the object.
ERRORS
No errors are defined.
The following sections are informative.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSO
The Base Definitions volume of IEEE Std 1003.1-2001, <string.h>
COPYRIGHT
Portions of this text are reprinted and reproduced in electronic form
from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
-- Portable Operating System Interface (POSIX), The Open Group Base
Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of
Electrical and Electronics Engineers, Inc and The Open Group. In the
event of any discrepancy between this version and the original IEEE and
The Open Group Standard, the original IEEE and The Open Group Standard
is the referee document. The original Standard can be obtained online
at http://www.opengroup.org/unix/online.html .
IEEE/The Open Group 2003 MEMCHR(3P)