Some more memory leak fixes.

- added method for logfunctions cleanup on app exit
- delete default i/o handler names
- delete pluginlog

bochs/gui/siminterface.cc

@@ -368,6 +368,8 @@ void bx_cleanup_siminterface()
     delete root_param;
     root_param = NULL;
   }
+  io->exit_log2();
+  delete io;
 }
 
 bx_real_sim_c::bx_real_sim_c()

bochs/iodev/devices.cc

@@ -430,6 +430,9 @@ void bx_devices_c::exit()
     delete [] curr->handler_name;
     delete curr;
   }
+  // delete default read handler name
+  delete [] io_read_handlers.handler_name;
+  io_read_handlers.handler_name = NULL;
   struct io_handler_struct *io_write_handler = io_write_handlers.next;
   while (io_write_handler != &io_write_handlers) {
     io_write_handler->prev->next = io_write_handler->next;
@@ -439,6 +442,10 @@ void bx_devices_c::exit()
     delete [] curr->handler_name;
     delete curr;
   }
+  // delete default write handler name
+  delete [] io_write_handlers.handler_name;
+  io_write_handlers.handler_name = NULL;
+  // delete IRQ handler names
   for (int i = 0; i < BX_MAX_IRQS; i++) {
     delete [] irq_handler_name[i];
     irq_handler_name[i] = NULL;

bochs/logio.cc

@@ -2,7 +2,7 @@
 // $Id$
 /////////////////////////////////////////////////////////////////////////
 //
-//  Copyright (C) 2001-2020  The Bochs Project
+//  Copyright (C) 2001-2023  The Bochs Project
 //
 //  This library is free software; you can redistribute it and/or
 //  modify it under the terms of the GNU Lesser General Public
@@ -171,6 +171,7 @@ void iofunctions::init_log(int fd)
   init_log(tmpfd);
 };
 
+// called at simulation exit
 void iofunctions::exit_log()
 {
   flush();
@@ -182,6 +183,13 @@ void iofunctions::exit_log()
   }
 }
 
+// called at application exit
+void iofunctions::exit_log2()
+{
+  delete log;
+  delete genlog;
+}
+
 // all other functions may use genlog safely.
 #define LOG_THIS genlog->
 

bochs/logio.h

@@ -2,7 +2,7 @@
 // $Id$
 /////////////////////////////////////////////////////////////////////////
 //
-//  Copyright (C) 2001-2021  The Bochs Project
+//  Copyright (C) 2001-2023  The Bochs Project
 //
 //  This library is free software; you can redistribute it and/or
 //  modify it under the terms of the GNU Lesser General Public
@@ -112,6 +112,7 @@ public:
   void init_log(int fd);
   void init_log(FILE *fs);
   void exit_log();
+  void exit_log2();
   void set_log_prefix(const char *prefix);
   int get_n_logfns() const { return n_logfn; }
   logfunc_t *get_logfn(int index) { return logfn_list[index]; }

bochs/plugin.cc

@@ -670,6 +670,7 @@ void plugin_cleanup(void)
 #else
   plugin_cleanup_np();
 #endif
+  delete pluginlog;
 }