annotate tests/agcl/parsifal/tcsoff2.syn @ 15:f5acaf0c8a29

Don't cast through "volatile int". Causes a gcc warning nowadays. XXX: should put something else back here to frighten the optimizer
author David A. Holland
date Tue, 31 May 2022 01:00:55 -0400
parents 13d2b8934445
children
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1 [
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2 ~case sensitive
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3 event driven
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4 ]
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5
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6 eof = -1
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7 eol = '\n'
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8
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9 grammar
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10 -> [word...|eol...|string 1 | string 2]/..., eof
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11
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12 word
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13 -> "yes" =printf("Input was yes\n");
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14 -> "no" =printf("Input was no\n");
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15
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16 string 1
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17 -> 'a-n'... = printf("input was 'a-n'...\n");
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18
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19 string 2
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20 -> 'O-Z'... = printf("input was 'O-Z'...\n");
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21
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22
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23 {
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24 int main(void) {
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25 int c;
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26 do {
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27 c = PCB.input_code = getchar();
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28 tcsoff2();
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29 } while (c != -1);
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30 }
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31 return 0;
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32 }