Changeset 566987b0 in mainline

Timestamp:

2008-07-30T16:58:14Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

2a513972

Parents:

29f8f8e

Message:

Add strdup(), contributed by Tim Post.

Location:

uspace/lib/libc

Files:

• generic/string.c (modified) (2 diffs)
• include/string.h (modified) (1 diff)

uspace/lib/libc/generic/string.c

@@ -39 +39 @@
 #include <align.h>
 #include <sys/types.h>
-
+#include <malloc.h>
 
 /* Dummy implementation of mem/ functions */
@@ -354 +354 @@
 }
 
+char * strdup(const char *s1)
+{
+        size_t len = strlen(s1) + 1;
+        void *ret = malloc(len);
+
+        if (ret == NULL)
+                return (char *) NULL;
+
+        return (char *) memcpy(ret, s1, len);
+}
+
 /** @}
  */

uspace/lib/libc/include/string.h

@@ -56 +56 @@
 extern size_t strlen(const char *);
 
+extern char *strdup(const char *);
+
 extern char *strchr(const char *, int);
 extern char *strrchr(const char *, int);