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comparison libiberty/xstrdup.c @ 0:a06113de4d67

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author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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-1:000000000000 0:a06113de4d67
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 *
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 }