1 /* xstrdup.c -- Duplicate a string in memory, using xmalloc.
2    This trivial function is in the public domain.
3    Ian Lance Taylor, Cygnus Support, December 1995.  */
4 
5 /*
6 
7 @deftypefn Replacement char* xstrdup (const char *@var{s})
8 
9 Duplicates a character string without fail, using @code{xmalloc} to
10 obtain memory.
11 
12 @end deftypefn
13 
14 */
15 
16 #ifdef HAVE_CONFIG_H
17 #include "config.h"
18 #endif
19 #include <sys/types.h>
20 #ifdef HAVE_STRING_H
21 #include <string.h>
22 #else
23 # ifdef HAVE_STRINGS_H
24 #  include <strings.h>
25 # endif
26 #endif
27 #include "ansidecl.h"
28 #include "libiberty.h"
29 
30 char *
xstrdup(const char * s)31 xstrdup (const char *s)
32 {
33   register size_t len = strlen (s) + 1;
34   register char *ret = XNEWVEC (char, len);
35   return (char *) memcpy (ret, s, len);
36 }
37