Init/shutdown working

- stk_init/shutdown do what they are supposed to.
- buffer sizes moved to headers

src/stk.c

@@ -1,16 +1,61 @@
 #include "stk.h"
 #include "stk_log.h"
+#include <string.h>
 
-extern char stk_mod_dir[MOD_DIR_BUFFER_SIZE];
+extern size_t module_count;
+
+static char stk_mod_dir[MOD_DIR_BUFFER_SIZE];
+static void *watch_handle = NULL;
+
+char **platform_directory_init_scan(const char *path, size_t *out_count);
+void *platform_directory_watch_start(const char *path);
+void platform_directory_watch_stop(void *handle);
+size_t stk_module_count(void);
+int stk_module_load(const char *path);
+void stk_module_unload(size_t index);
+void stk_module_unload_all(void);
 
 int stk_init(const char *mod_dir)
 {
-	stk_log(stdout, "[stk] stk initialized v%s!", STK_VERSION_STRING);
+	char **files;
+	size_t file_count, i;
+	char full_path[PATH_BUFFER_SIZE];
+
+	if (mod_dir) {
+		strncpy(stk_mod_dir, mod_dir, MOD_DIR_BUFFER_SIZE - 1);
+		stk_mod_dir[MOD_DIR_BUFFER_SIZE - 1] = '\0';
+	} else {
+		strcpy(stk_mod_dir, "mods");
+	}
+
+	files = platform_directory_init_scan(stk_mod_dir, &file_count);
+	if (!files)
+		goto scanned;
+
+	for (i = 0; i < file_count; ++i) {
+		sprintf(full_path, "%s/%s", stk_mod_dir, files[i]);
+		stk_module_load(full_path);
+		free(files[i]);
+	}
+
+	free(files);
+
+scanned:
+	watch_handle = platform_directory_watch_start(stk_mod_dir);
+	stk_log(stdout, "[stk] stk initialized v%s! Loaded %zu from %s",
+		STK_VERSION_STRING, module_count, stk_mod_dir);
 	return 0;
 }
 
 int stk_shutdown(void)
 {
+	if (watch_handle) {
+		platform_directory_watch_stop(watch_handle);
+		watch_handle = NULL;
+	}
+
+	stk_module_unload_all();
+
 	stk_log(stdout, "[stk] stk shutdown");
 	return 0;
 }