Feb 22, 2020 · Feb 15, 2020 · Feb 16, 2020 · Feb 19, 2020 · Feb 19, 2020 · Feb 19, 2020
diff --git a/cores/esp8266/core_esp8266_noniso.cpp b/cores/esp8266/core_esp8266_noniso.cpp
    return utoa((unsigned int)value, result, base);
 }

 char * dtostrf(double number, signed char width, unsigned char prec, char *s) {
    if (!_printf_float) {
        return __dtostrf(number, width, prec, s);
    } else {
        char fmt[32];
        sprintf(fmt, "%%%d.%df", width, prec);
        sprintf(s, fmt, number);
        return s;
    }
 }

 static char * __dtostrf(double number, signed char width, unsigned char prec, char *s) {
    bool negative = false;

    return s;
 }

 // extern weak declaration (= function pointer) to check whether _printf_float is defined
 extern int _printf_float () __attribute__((__weak__));

 char * dtostrf(double number, signed char width, unsigned char prec, char *s) {
    if (!_printf_float) {
        return __dtostrf(number, width, prec, s);
    } else {
        char fmt[32];
        sprintf(fmt, "%%%d.%df", width, prec);
        sprintf(s, fmt, number);
        return s;
    }
 }

 };
Original file line number	Diff line number	Diff line change
Expand Up		@@ -41,17 +41,6 @@ char* ultoa(unsigned long value, char* result, int base) {
		return utoa((unsigned int)value, result, base);
		}

		char * dtostrf(double number, signed char width, unsigned char prec, char *s) {
		if (!_printf_float) {
		return __dtostrf(number, width, prec, s);
		} else {
		char fmt[32];
		sprintf(fmt, "%%%d.%df", width, prec);
		sprintf(s, fmt, number);
		return s;
		}
		}

		static char * __dtostrf(double number, signed char width, unsigned char prec, char *s) {
		bool negative = false;

Expand DownExpand Up		@@ -129,4 +118,18 @@ static char * __dtostrf(double number, signed char width, unsigned char prec, ch
		return s;
		}

		// extern weak declaration (= function pointer) to check whether _printf_float is defined
		extern int _printf_float () __attribute__((__weak__));

		char * dtostrf(double number, signed char width, unsigned char prec, char *s) {
		if (!_printf_float) {
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		return __dtostrf(number, width, prec, s);
		} else {
		char fmt[32];
		sprintf(fmt, "%%%d.%df", width, prec);
		sprintf(s, fmt, number);
		return s;
		}
		}

		};