Update error and debug logging methods

src/duskpsp/CMakeLists.txt

@@ -15,6 +15,6 @@ target_sources(${DUSK_BINARY_TARGET_NAME}
 )
 
 # Subdirs
-add_subdirectory(debug)
 add_subdirectory(asset)
-add_subdirectory(input)
+add_subdirectory(input)
+add_subdirectory(log)

src/duskpsp/debug/debug.c

@@ -1,23 +0,0 @@
-/**
- * Copyright (c) 2026 Dominic Masters
- * 
- * This software is released under the MIT License.
- * https://opensource.org/licenses/MIT
- */
-
-#include "debug/debug.h"
-
-void debugPrint(const char_t *message, ...) {
-  FILE *file = fopen("ms0:/PSP/GAME/Dusk/debug.log", "a");
-  if(!file) return;
-  
-  va_list args;
-  va_start(args, message);
-  vfprintf(file, message, args);
-  va_end(args);
-  fclose(file);
-}
-
-void debugFlush() {
-  fflush(stdout);
-}

src/duskpsp/log/CMakeLists.txt

@@ -7,5 +7,5 @@
 
 target_sources(${DUSK_LIBRARY_TARGET_NAME}
   PUBLIC
-    debug.c
+    log.c
 )

src/duskpsp/log/log.c

@@ -0,0 +1,52 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "log/log.h"
+
+void logDebug(const char_t *message, ...) {
+  va_list args;
+  va_start(args, message);
+
+  // print to stdout
+  va_list copy;
+  va_copy(copy, args);
+  vprintf(message, copy);
+  va_end(copy);
+
+  // print to file
+  FILE *file = fopen("ms0:/PSP/GAME/Dusk/debug.log", "a");
+  if (file) {
+      va_copy(copy, args);
+      vfprintf(file, message, copy);
+      va_end(copy);
+      fclose(file);
+  }
+
+  va_end(args);
+}
+
+void logError(const char_t *message, ...) {
+  va_list args;
+  va_start(args, message);
+
+  // print to stderr
+  va_list copy;
+  va_copy(copy, args);
+  vfprintf(stderr, message, copy);
+  va_end(copy);
+
+  // print to file
+  FILE *file = fopen("ms0:/PSP/GAME/Dusk/error.log", "a");
+  if (file) {
+      va_copy(copy, args);
+      vfprintf(file, message, copy);
+      va_end(copy);
+      fclose(file);
+  }
+
+  va_end(args);
+}