Skip site navigation (1)Skip section navigation (2)

FreeBSD Manual Pages

  
 
  

home | help 
STRDUP(3)		 BSD Library Functions Manual		     STRDUP(3)

NAME
     strdup, strndup --	save a copy of a string

LIBRARY
     Standard C	Library	(libc, -lc)

SYNOPSIS
     #include <string.h>

     char *
     strdup(const char *str);

     char *
     strndup(const char	*str, size_t len);

DESCRIPTION
     The strdup() function allocates sufficient	memory for a copy of the
     string str, does the copy,	and returns a pointer to it.  The pointer may
     subsequently be used as an	argument to the	function free(3).

     If	insufficient memory is available, NULL is returned and errno is	set to
     ENOMEM.

     The strndup() function copies at most len characters from the string str
     always NUL	terminating the	copied string.

SEE ALSO
     free(3), malloc(3), wcsdup(3)

STANDARDS
     The strdup() function is specified	by IEEE	Std 1003.1-2001	("POSIX.1").
     The strndup() function is specified by IEEE Std 1003.1-2008 ("POSIX.1").

HISTORY
     The strdup() function first appeared in 4.4BSD.  The strndup() function
     was added in FreeBSD 7.2.

BSD				 June 6, 2018				   BSD
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | SEE ALSO | STANDARDS | HISTORY

Want to link to this manual page? Use this URL:
<https://www.freebsd.org/cgi/man.cgi?query=strndup&sektion=3&manpath=FreeBSD+12.1-RELEASE+and+Ports>

home | help