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28 lines
1.0 KiB
C
28 lines
1.0 KiB
C
/*
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dtostrf - Emulation for dtostrf function from avr-libc
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Copyright (c) 2013 Arduino. All rights reserved.
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Written by Cristian Maglie <c.maglie@bug.st>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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char *dtostrf (double val, signed char width, unsigned char prec, char *sout) {
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char fmt[20];
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sprintf(fmt, "%%%d.%df", width, prec);
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sprintf(sout, fmt, val);
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return sout;
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}
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