diff options
Diffstat (limited to 'string/strdup.c')
-rw-r--r-- | string/strdup.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/string/strdup.c b/string/strdup.c new file mode 100644 index 0000000..2c8aff2 --- /dev/null +++ b/string/strdup.c @@ -0,0 +1,38 @@ +/* Copyright (C) 1991 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <stddef.h> +#include <stdlib.h> +#include <string.h> + + +/* Duplicate S, returning an identical malloc'd string. */ +char * +DEFUN(strdup, (s), CONST char *s) +{ + size_t len = strlen(s) + 1; + PTR new = malloc(len); + + if (new == NULL) + return NULL; + + memcpy(new, (PTR) s, len); + + return (char *) new; +} |