fix unterminated string + remove some JIT logging

src/ARMJIT_Memory.cpp

@@ -111,7 +111,6 @@ static LONG ExceptionHandler(EXCEPTION_POINTERS* exceptionInfo)
 {
     if (exceptionInfo->ExceptionRecord->ExceptionCode != EXCEPTION_ACCESS_VIOLATION)
     {
-        printf("narg\n");
         return EXCEPTION_CONTINUE_SEARCH;
     }
 
@@ -357,7 +356,7 @@ ARMJIT::TinyVector<Mapping> Mappings[memregions_Count];
 void SetCodeProtection(int region, u32 offset, bool protect)
 {
     offset &= ~0xFFF;
-    printf("set code protection %d %x %d\n", region, offset, protect);
+    //printf("set code protection %d %x %d\n", region, offset, protect);
 
     for (int i = 0; i < Mappings[region].Length; i++)
     {
@@ -375,7 +374,7 @@ void SetCodeProtection(int region, u32 offset, bool protect)
 
         u8* states = (u8*)(mapping.Num == 0 ? MappingStatus9 : MappingStatus7);
 
-        printf("%x %d %x %x %x %d\n", effectiveAddr, mapping.Num, mapping.Addr, mapping.LocalOffset, mapping.Size, states[effectiveAddr >> 12]);
+        //printf("%x %d %x %x %x %d\n", effectiveAddr, mapping.Num, mapping.Addr, mapping.LocalOffset, mapping.Size, states[effectiveAddr >> 12]);
         assert(states[effectiveAddr >> 12] == (protect ? memstate_MappedRW : memstate_MappedProtected));
         states[effectiveAddr >> 12] = protect ? memstate_MappedProtected : memstate_MappedRW;
 

src/frontend/qt_sdl/Platform.cpp

@@ -111,6 +111,7 @@ void Init(int argc, char** argv)
     confdir = config.absolutePath() + "/melonDS/";
     EmuDirectory = new char[confdir.length() + 1];
     memcpy(EmuDirectory, confdir.toUtf8().data(), confdir.length());
+    EmuDirectory[confdir.length()] = '\0';
 #endif
 }