AceCommon
1.1.2
Arduino library for low-level common functions and features with no external dependencies
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33 namespace ace_common {
36 if (mString.cstring ==
nullptr) {
37 return printer.print((uintptr_t)
this);
49 int compareString(
const char* a,
const char* b) {
50 if (a == b) {
return 0; }
51 if (a ==
nullptr) {
return -1; }
52 if (b ==
nullptr) {
return 1; }
56 int compareString(
const char* a,
const __FlashStringHelper* b) {
57 if (a == (
const char*) b) {
return 0; }
58 if (a ==
nullptr) {
return -1; }
59 if (b ==
nullptr) {
return 1; }
60 return strcmp_P(a, (
const char*) b);
63 int compareString(
const __FlashStringHelper* a,
const char* b) {
64 return -compareString(b, a);
67 int compareString(
const __FlashStringHelper* a,
const __FlashStringHelper* b) {
68 if (a == b) {
return 0; }
69 if (a ==
nullptr) {
return -1; }
70 if (b ==
nullptr) {
return 1; }
71 const char* aa =
reinterpret_cast<const char*
>(a);
72 const char* bb =
reinterpret_cast<const char*
>(b);
75 uint8_t ca = pgm_read_byte(aa);
76 uint8_t cb = pgm_read_byte(bb);
77 if (ca != cb)
return (
int) ca - (int) cb;
78 if (ca ==
'\0')
return 0;
const char * getCString() const
Get the c-string pointer.
size_t printTo(Print &printer) const
Convenience method for printing an FCString to printer.
A union of (const char*) and (const __FlashStringHelper*) with a discriminator.
int compareTo(const FCString &that) const
Compare to another FCString.
const __FlashStringHelper * getFString() const
Get the flash string pointer.
uint8_t getType() const
Get the internal type of string.
static const uint8_t kCStringType
Identifies the object as holding a c-string.