freebsd-dev/contrib/gcc/xstrdup.c

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2004-07-28 03:11:36 +00:00
/* xstrdup.c -- Duplicate a string in memory, using xmalloc.
This trivial function is in the public domain.
Ian Lance Taylor, Cygnus Support, December 1995. */
/*
@deftypefn Replacement char* xstrdup (const char *@var{s})
Duplicates a character string without fail, using @code{xmalloc} to
obtain memory.
@end deftypefn
*/
#include <sys/types.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "ansidecl.h"
#include "libiberty.h"
char *
xstrdup (s)
const char *s;
{
register size_t len = strlen (s) + 1;
register char *ret = xmalloc (len);
memcpy (ret, s, len);
return ret;
}