| 0,0 → 1,91 |
|---|
| // -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: t -*- |
| |
| // |
| // C++ runtime support not provided by Arduino |
| // |
| // Note: use new/delete with caution. The heap is small and |
| // easily fragmented. |
| // |
| |
| #include <stdlib.h> |
| #include "c++.h" |
| #if defined(ARDUINO) && ARDUINO >= 100 |
| #include "Arduino.h" |
| #else |
| #include "WProgram.h" |
| #endif |
| |
| void * operator new(size_t size) |
| { |
| #ifdef AP_DISPLAYMEM |
| displayMemory(); |
| #endif |
| return(calloc(size, 1)); |
| } |
| |
| void operator delete(void *p) |
| { |
| if (p) free(p); |
| } |
| |
| extern "C" void __cxa_pure_virtual() |
| { |
| while (1) |
| { |
| Serial.println("Error: pure virtual call"); |
| delay(1000); |
| } |
| } |
| |
| void * operator new[](size_t size) |
| { |
| #ifdef AP_DISPLAYMEM |
| displayMemory(); |
| #endif |
| return(calloc(size, 1)); |
| } |
| |
| void operator delete[](void * ptr) |
| { |
| if (ptr) free(ptr); |
| } |
| |
| __extension__ typedef int __guard __attribute__((mode (__DI__))); |
| |
| int __cxa_guard_acquire(__guard *g) |
| { |
| return !*(char *)(g); |
| }; |
| |
| void __cxa_guard_release (__guard *g) |
| { |
| *(char *)g = 1; |
| }; |
| |
| void __cxa_guard_abort (__guard *) {}; |
| |
| // free memory |
| extern unsigned int __bss_end; |
| extern void *__brkval; |
| |
| void displayMemory() |
| { |
| static int minMemFree=0; |
| if (minMemFree<=0 || freeMemory()<minMemFree) { |
| minMemFree = freeMemory(); |
| Serial.print("bytes free: "); |
| Serial.println(minMemFree); |
| } |
| } |
| |
| int freeMemory() |
| { |
| int free_memory; |
| |
| if ((intptr_t)__brkval == 0) |
| free_memory = ((intptr_t)&free_memory) - ((intptr_t)&__bss_end); |
| else |
| free_memory = ((intptr_t)&free_memory) - ((intptr_t)__brkval); |
| |
| return free_memory; |
| } |