2005-12-29 Paul Brook <paul@codesourcery.com>
[official-gcc.git] / libiberty / xstrdup.c
blob9ac2ea038f344e3b74b548b29cb49a4013262cc7
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. */
5 /*
7 @deftypefn Replacement char* xstrdup (const char *@var{s})
9 Duplicates a character string without fail, using @code{xmalloc} to
10 obtain memory.
12 @end deftypefn
16 #include <sys/types.h>
17 #ifdef HAVE_CONFIG_H
18 #include "config.h"
19 #endif
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"
30 char *
31 xstrdup (const char *s)
33 register size_t len = strlen (s) + 1;
34 register char *ret = XNEWVEC (char, len);
35 return (char *) memcpy (ret, s, len);