oops many changes

include/app/process.h

@@ -0,0 +1,23 @@
+#ifndef KEYVIBE_PROCESS_H
+#define KEYVIBE_PROCESS_H
+
+#include <signal.h>
+#include <sys/types.h>
+
+extern pid_t keyboard_pid;
+extern pid_t sound_pid;
+extern char pidfile_path[];
+extern int is_daemon;
+extern volatile sig_atomic_t reload_requested;
+
+void cleanup_processes(int sig);
+int require_running_pid(pid_t *out_pid);
+void daemonize_self(void);
+void stop_children(void);
+int start_children(const char *sound_dir, const char *config_path, int volume,
+                   int verbose, int mute, const char *mouse_sound_dir,
+                   const char *mouse_config_path, int mouse_volume,
+                   int keyboard_mute, int mouse_mute);
+void handle_sighup(int sig);
+
+#endif // KEYVIBE_PROCESS_H