Fix coverity #29352

[supertux.git] / src / scripting / squirrel_util.cpp

diff --git a/src/scripting/squirrel_util.cpp b/src/scripting/squirrel_util.cpp
index 9e80aed..46cb6c7 100644 (file)
--- a/src/scripting/squirrel_util.cpp
+++ b/src/scripting/squirrel_util.cpp
@@ -25,107 +25,8 @@
 #include <sqstdstring.h>
 #include <stdarg.h>
 
-#include "physfs/ifile_stream.hpp"
-#include "supertux/console.hpp"
-#include "util/log.hpp"
-
-#ifdef ENABLE_SQDBG
-#  include "../../external/squirrel/sqdbg/sqrdbg.h"
-static HSQREMOTEDBG debugger = NULL;
-#endif
-
 namespace scripting {
 
-HSQUIRRELVM global_vm = NULL;
-
-static void printfunc(HSQUIRRELVM, const char* str, ...)
-{
-  char buf[4096];
-  va_list arglist;
-  va_start(arglist, str);
-  vsnprintf(buf, sizeof(buf), str, arglist);
-  ConsoleBuffer::output << (const char*) buf << std::flush;
-  va_end(arglist);
-}
-
-void init_squirrel(bool enable_debugger)
-{
-  global_vm = sq_open(64);
-  if(global_vm == NULL)
-    throw std::runtime_error("Couldn't initialize squirrel vm");
-
-  if(enable_debugger) {
-#ifdef ENABLE_SQDBG
-    sq_enabledebuginfo(global_vm, SQTrue);
-    debugger = sq_rdbg_init(global_vm, 1234, SQFalse);
-    if(debugger == NULL)
-      throw SquirrelError(global_vm, "Couldn't initialize squirrel debugger");
-
-    sq_enabledebuginfo(global_vm, SQTrue);
-    log_info << "Waiting for debug client..." << std::endl;
-    if(SQ_FAILED(sq_rdbg_waitforconnections(debugger)))
-      throw SquirrelError(global_vm, "Waiting for debug clients failed");
-    log_info << "debug client connected." << std::endl;
-#endif
-  }
-
-  sq_pushroottable(global_vm);
-  if(SQ_FAILED(sqstd_register_bloblib(global_vm)))
-    throw SquirrelError(global_vm, "Couldn't register blob lib");
-  if(SQ_FAILED(sqstd_register_mathlib(global_vm)))
-    throw SquirrelError(global_vm, "Couldn't register math lib");
-  if(SQ_FAILED(sqstd_register_stringlib(global_vm)))
-    throw SquirrelError(global_vm, "Couldn't register string lib");
-
-  // remove rand and srand calls from sqstdmath, we'll provide our own
-  sq_pushstring(global_vm, "srand", -1);
-  sq_deleteslot(global_vm, -2, SQFalse);
-  sq_pushstring(global_vm, "rand", -1);
-  sq_deleteslot(global_vm, -2, SQFalse);
-
-  // register supertux API
-  register_supertux_wrapper(global_vm);
-
-  sq_pop(global_vm, 1);
-
-  // register print function
-  sq_setprintfunc(global_vm, printfunc, printfunc);
-  // register default error handlers
-  sqstd_seterrorhandlers(global_vm);
-
-  // try to load default script
-  try {
-    std::string filename = "scripts/default.nut";
-    IFileStream stream(filename);
-    scripting::compile_and_run(global_vm, stream, filename);
-  } catch(std::exception& e) {
-    log_warning << "Couldn't load default.nut: " << e.what() << std::endl;
-  }
-}
-
-void exit_squirrel()
-{
-#ifdef ENABLE_SQDBG
-  if(debugger != NULL) {
-    sq_rdbg_shutdown(debugger);
-    debugger = NULL;
-  }
-#endif
-
-  if (global_vm)
-    sq_close(global_vm);
-
-  global_vm = NULL;
-}
-
-void update_debugger()
-{
-#ifdef ENABLE_SQDBG
-  if(debugger != NULL)
-    sq_rdbg_update(debugger);
-#endif
-}
-
 std::string squirrel2string(HSQUIRRELVM v, SQInteger i)
 {
   std::ostringstream os;
@@ -136,11 +37,12 @@ std::string squirrel2string(HSQUIRRELVM v, SQInteger i)
       break;
     case OT_BOOL: {
       SQBool p;
-      sq_getbool(v, i, &p);
-      if (p)
-        os << "true";
-      else
-        os << "false";
+      if SQ_SUCCEEDED(sq_getbool(v, i, &p)) {
+        if (p)
+          os << "true";
+        else
+          os << "false";
+      }
       break;
     }
     case OT_INTEGER: {
@@ -311,7 +213,7 @@ void print_squirrel_stack(HSQUIRRELVM v)
 SQInteger squirrel_read_char(SQUserPointer file)
 {
   std::istream* in = reinterpret_cast<std::istream*> (file);
-  char c = in->get();
+  int c = in->get();
   if(in->eof())
     return 0;
   return c;