crash with fwrite function in saveprogress()

CMakeLists.txt

@@ -118,9 +118,9 @@ set(ASSETS_cg
 fxconv_declare_assets(${ASSETS_cg} WITH_METADATA)
 
 add_executable(myaddin ${SOURCES} ${ASSETS_${FXSDK_PLATFORM}})
-target_compile_options(myaddin PRIVATE -Wall -Wextra -Os -std=c++20 -c -fno-rtti -fpermissive)
+target_compile_options(myaddin PRIVATE -Wall -Wextra -Os -std=c++20 -fpermissive)
+target_link_options(myaddin PRIVATE -Wl,-Map=Build_Addin.map -Wl,--print-memory-usage)
 target_link_libraries(myaddin LibProf::LibProf Gint::Gint -lstdc++)
-target_link_options(myaddin PRIVATE -Wl,-Map=Build_Addin.map)
 
 if("${FXSDK_PLATFORM_LONG}" STREQUAL fxCG50)
   generate_g3a(TARGET myaddin OUTPUT "OutRun.g3a" VERSION 01.090.0000

src/main.cc

@@ -37,7 +37,7 @@
 #define DEBUGXXX 0
 #define OVERCLCK_ACTIVABLE 1
 
-char version[5] = {'V','1','.','0','8'};
+char version[5] = {'V','1','.','0','9'};
 
 
 extern bopti_image_t player, smoke1, smoke2, smoke3;
@@ -426,6 +426,13 @@ void debug_crash( int value )
     getkey();
 }
 
+void debug_crash_msg( char *chain )
+{
+    dprint( 1, 1+a*10, C_BLACK, "point = %s : REACHED", chain );
+    a++;
+    dupdate();
+    getkey();
+}
 
 
 int main(void)
@@ -439,8 +446,22 @@ int main(void)
     usb_open(interfaces, GINT_CALL_NULL);
 #endif
 
+    #if(DBGCRSH)
+        debug_crash( 1 );
+    #endif
+
     gint_world_switch( GINT_CALL( is_save_existing ));
 
+    #if(DBGCRSH)
+        debug_crash( 2 );
+        if(saveexist) debug_crash_msg( "SAVE : OK FILE EXIST" );
+        else debug_crash_msg( "SAVE : FILE DO NOT EXIST" );
+    #endif
+
+    #if(DBGCRSH)
+        debug_crash( 3 );
+    #endif
+
     if (!saveexist) // if we do not have saves
         gint_world_switch( GINT_CALL( saveprogress )  ); // we create a progress file which is empty
 
@@ -458,10 +479,12 @@ int main(void)
 
     #if(DBGCRSH)
         debug_crash( 6 );
+        if(paraexist) debug_crash_msg( "PARA : OK FILE EXIST" );
+        else debug_crash_msg( "PARA : FILE DO NOT EXIST" );
     #endif
 
     if (!paraexist) // if we do not have saves
-        gint_world_switch( GINT_CALL( saveparameters )  ); // we create a progress file which is empty
+        gint_world_switch( GINT_CALL( saveparameters )  ); // we create a parameters file which is empty
 
     #if(DBGCRSH)
         debug_crash( 7 );

src/src/saves.cc

@@ -1,12 +1,12 @@
 #include "../include/saves.h"
-#include <cstdlib>
+#include <stdlib.h>
 #include <stdio.h>
 
 
 static const char *filepath= "OutRun.sav";
 static const char *filepara= "OutRun.prm";
-bool saveexist;
-bool paraexist;
+bool saveexist = false;
+bool paraexist = false;
 unsigned int sizeoffile;