Add toybox getprop and setprop for M trees

Change-Id: I5827b3545f3f0118bd0d9407f812bd62fd26d97c
diff --git a/toolbox/setprop.c b/toolbox/setprop.c
new file mode 100644
index 0000000..63ad2b4
--- /dev/null
+++ b/toolbox/setprop.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+
+#include <cutils/properties.h>
+
+int setprop_main(int argc, char *argv[])
+{
+    if(argc != 3) {
+        fprintf(stderr,"usage: setprop <key> <value>\n");
+        return 1;
+    }
+
+    if(property_set(argv[1], argv[2])){
+        fprintf(stderr,"could not set property\n");
+        return 1;
+    }
+
+    return 0;
+}