Fix 32bit long used in long long printNumber.

Author: dok-net

cores/esp32/Print.cpp

@@ -278,7 +278,7 @@ size_t Print::println(struct tm * timeinfo, const char * format)
 
 size_t Print::printNumber(unsigned long n, uint8_t base)
 {
- char buf[8 * sizeof(long) + 1]; // Assumes 8-bit chars plus zero byte.
+ char buf[8 * sizeof(n) + 1]; // Assumes 8-bit chars plus zero byte.
  char *str = &buf[sizeof(buf) - 1];
 
  *str = '\0';
@@ -291,16 +291,16 @@ size_t Print::printNumber(unsigned long n, uint8_t base)
  do {
  char c = n % base;
  n /= base;
- 
- *--str = c < 10 ? c + '0' : c + 'A' - 10;
- } while(n);
+
+  *--str = c < 10 ? c + '0' : c + 'A' - 10;
+ } while (n);
 
  return write(str);
 }
 
 size_t Print::printNumber(unsigned long long n, uint8_t base)
 {
- char buf[8 * sizeof(long long) + 1]; // Assumes 8-bit chars plus zero byte.
+ char buf[8 * sizeof(n) + 1]; // Assumes 8-bit chars plus zero byte.
  char* str = &buf[sizeof(buf) - 1];
 
  *str = '\0';
@@ -311,7 +311,7 @@ size_t Print::printNumber(unsigned long long n, uint8_t base)
  }
 
  do {
- unsigned long m = n;
+ auto m = n;
  n /= base;
  char c = m - base * n;