Add build system scaffolding and libc headers

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/libc/string/strdup.c b/lib/libc/string/strdup.c
new file mode 100644
index 00000000..1210bfdc
--- /dev/null
+++ b/lib/libc/string/strdup.c
@@ -0,0 +1,12 @@
+#include <stdlib.h>
+#include <string.h>
+
+char *strdup(const char *s)
+{
+	size_t len = strlen(s) + 1;
+	char *dup = malloc(len);
+	if (dup == NULL)
+		return NULL;
+	memcpy(dup, s, len);
+	return dup;
+}