Simplify itostr4sign
- This function becomes obsolete if ftostr4sign is re-written.
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1 changed files with 16 additions and 9 deletions
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@ -74,25 +74,32 @@ void safe_delay(millis_t ms) {
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return str;
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}
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// Convert signed int to rj string with _123, -123, _-12, or __-1 format
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// Convert signed int to rj string with 1234, _123, -123, _-12, or __-1 format
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char *itostr4sign(const int& x) {
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int xx = abs(x), sign = 0;
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int xx = abs(x);
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if (x >= 1000) {
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conv[0] = DIGIMOD(xx, 1000);
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conv[1] = DIGIMOD(xx, 100);
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conv[2] = DIGIMOD(xx, 10);
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}
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else {
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if (xx >= 100) {
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conv[0] = x < 0 ? '-' : ' ';
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conv[1] = DIGIMOD(xx, 100);
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conv[2] = DIGIMOD(xx, 10);
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}
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else {
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conv[0] = ' ';
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if (xx >= 10) {
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sign = 1;
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conv[1] = x < 0 ? '-' : ' ';
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conv[2] = DIGIMOD(xx, 10);
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}
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else {
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conv[1] = ' ';
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sign = 2;
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conv[2] = x < 0 ? '-' : ' ';
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}
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}
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}
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conv[sign] = x < 0 ? '-' : ' ';
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conv[3] = DIGIMOD(xx, 1);
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conv[4] = '\0';
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return conv;
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