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Add Print::printf #555

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Add Print::printf #555

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20c26bc
Update Print.h
bonezegei Mar 12, 2024
15699d4
Update Print.cpp
bonezegei Mar 12, 2024
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14 changes: 14 additions & 0 deletions cores/arduino/Print.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -264,3 +264,17 @@ size_t Print::printFloat(double number, uint8_t digits)

return n;
}

//added by bonezegei
size_t Print::printf(const char c[], ...){
char text[64];
va_list ap;

if (c == NULL)
return 0;
va_start(ap, c);
vsprintf(text, c, ap);
va_end(ap);

return write(text);
}
2 changes: 2 additions & 0 deletions cores/arduino/Print.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,8 @@ class Print
size_t println(const Printable&);
size_t println(void);

size_t printf(const char[], ...); //added by bonezegei

virtual void flush() { /* Empty implementation for backward compatibility */ }
};

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