annotate kernel/src/io.c3 @ 369:5333318ee33d

Python 3.2 compatible issues
author Windel Bouwman
date Fri, 21 Mar 2014 11:54:50 +0100
parents 42343d189e14
children
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1 module io;
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2 import arch;
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3
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4 function void println(string txt)
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5 {
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6 print(txt);
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7 arch.putc(10); // Newline!
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8 }
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9
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10 function void print(string txt)
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11 {
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12 var int i;
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13 i = 0;
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14
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15 while (i < txt->len)
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16 {
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17 arch.putc(cast<int>(txt->txt[i]));
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18 i = i + 1;
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19 }
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20 }
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21
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22 // Print integer in hexadecimal notation:
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23 function void print_int(int i)
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24 {
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25 print("0x");
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26
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27 // int txt[20];
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28 var int b;
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29 var int c;
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30
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31 for (b=28; b >= 0; b = b - 4)
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32 {
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33 c = (i >> b) & 0xF;
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34 if (c < 10)
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35 {
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36 arch.putc( 48 + c );
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37 }
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38 else
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39 {
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40 arch.putc( 65 - 10 + c );
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41 }
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42 }
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43
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44 arch.putc(10); // Newline!
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45 }
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46
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47 function void print2(string label, int value)
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48 {
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49 print(label);
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50 print_int(value);
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51 }
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52