feat: implemented errno, strtol. Started ustar. Reformatted headers and

code. Added some self-tests. Started prepwork for vfs.

kernel/command.c

@@ -11,14 +11,20 @@
 #include <myke/mem/mem.h>
 #include <myke/mem/malloc.h>
 #include <myke/cpu/timer.h>
-#include <myke/drivers/pci.h>
-#include <myke/drivers/ide.h>
+#include <myke/drivers/pci/pci.h>
+#include <myke/drivers/pci/ide.h>
 #include <myke/fs/blockdev.h>
 #include <myke/fs/mbr.h>
 #include <readline/readline.h>
 #include <myke/attributes.h>
 #include <myke/util/power.h>
 
+#ifdef ENABLE_SELF_TEST
+
+#include <myke/debug/debug.h>
+
+#endif
+
 #define BOOTLOADER_NAME_MAX_LENGTH 64
 #define CMDLINE_MAX_LENGTH 256
 
@@ -44,16 +50,29 @@ void shutdown(const char *args);
 
 void explode(const char *args);
 
+#ifdef ENABLE_SELF_TEST
+
+void exec_self_test(const char *args);
+
+#endif
+
 cmd_handler cmd_handlers[] = {
-        {"help\0",   help},
-        {"echo\0",   echo},
-        {"print\0",  print},
-        {"ide\0",    ide},
+        {"help", help},
+        {"echo", echo},
+        {"print", print},
+        {"ide", ide},
         {"shutdown", shutdown},
-        {"explode",  explode},
+        {"explode", explode},
+#ifdef ENABLE_SELF_TEST
+        {"self-test", exec_self_test},
+#endif
         {NULL, NULL},
 };
 
+void exec_self_test(const char *args) {
+    self_test();
+}
+
 
 void explode(const char *args) {
     uint32_t x = 0;