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-rw-r--r--lib/sh/strdup.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/lib/sh/strdup.c b/lib/sh/strdup.c
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+++ b/lib/sh/strdup.c
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+/* strdup - return a copy of a string in newly-allocated memory. */
+
+/* Copyright (C) 2013 Free Software Foundation, Inc.
+
+ This file is part of GNU Bash, the Bourne Again SHell.
+
+ Bash is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Bash 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Bash. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <config.h>
+
+/* Get specification. */
+#include <string.h>
+#include <stdlib.h>
+
+/* Duplicate S, returning an identical malloc'd string. */
+char *
+strdup (s)
+ const char *s;
+{
+ size_t len;
+ void *new;
+
+ len = strlen (s) + 1;
+ if ((new = malloc (len)) == NULL)
+ return NULL;
+
+ memcpy (new, s, len);
+ return ((char *)new);
+}