clippy command works

src/string.c

@@ -0,0 +1,12 @@
+#include "string.h"
+
+int strcmp(const char* str1, const char* str2)
+{
+    while(*str1)
+    {
+        int diff = *str1++ - *str2++;
+        if(diff) return diff;
+    }
+
+    return 0;
+}