diff options
Diffstat (limited to 'gl/strdup.c')
| -rw-r--r-- | gl/strdup.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/gl/strdup.c b/gl/strdup.c new file mode 100644 index 00000000..bebe5c8f --- /dev/null +++ b/gl/strdup.c | |||
| @@ -0,0 +1,55 @@ | |||
| 1 | /* Copyright (C) 1991, 1996, 1997, 1998, 2002, 2003, 2004, 2006, 2007 Free | ||
| 2 | Software Foundation, Inc. | ||
| 3 | |||
| 4 | This file is part of the GNU C Library. | ||
| 5 | |||
| 6 | This program is free software; you can redistribute it and/or modify | ||
| 7 | it under the terms of the GNU General Public License as published by | ||
| 8 | the Free Software Foundation; either version 3, or (at your option) | ||
| 9 | any later version. | ||
| 10 | |||
| 11 | This program is distributed in the hope that it will be useful, | ||
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 14 | GNU General Public License for more details. | ||
| 15 | |||
| 16 | You should have received a copy of the GNU General Public License along | ||
| 17 | with this program; if not, write to the Free Software Foundation, | ||
| 18 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | ||
| 19 | |||
| 20 | #ifndef _LIBC | ||
| 21 | # include <config.h> | ||
| 22 | #endif | ||
| 23 | |||
| 24 | /* Get specification. */ | ||
| 25 | #include <string.h> | ||
| 26 | |||
| 27 | #include <stdlib.h> | ||
| 28 | |||
| 29 | #undef __strdup | ||
| 30 | #ifdef _LIBC | ||
| 31 | # undef strdup | ||
| 32 | #endif | ||
| 33 | |||
| 34 | #ifndef weak_alias | ||
| 35 | # define __strdup strdup | ||
| 36 | #endif | ||
| 37 | |||
| 38 | /* Duplicate S, returning an identical malloc'd string. */ | ||
| 39 | char * | ||
| 40 | __strdup (const char *s) | ||
| 41 | { | ||
| 42 | size_t len = strlen (s) + 1; | ||
| 43 | void *new = malloc (len); | ||
| 44 | |||
| 45 | if (new == NULL) | ||
| 46 | return NULL; | ||
| 47 | |||
| 48 | return (char *) memcpy (new, s, len); | ||
| 49 | } | ||
| 50 | #ifdef libc_hidden_def | ||
| 51 | libc_hidden_def (__strdup) | ||
| 52 | #endif | ||
| 53 | #ifdef weak_alias | ||
| 54 | weak_alias (__strdup, strdup) | ||
| 55 | #endif | ||
