Last change
on this file since 236f133 was
376946e,
checked in by Thierry Delisle <tdelisle@…>, 4 years ago
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Added io example for using non-blocking ttys.
(Won't work without io_uring)
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-
Property mode set to
100644
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File size:
1.2 KB
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1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2020 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // io.cfa -- |
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8 | // |
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9 | // Author : Thierry Delisle |
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10 | // Created On : Thu Feb 18 20:31:00 2021 |
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11 | // Last Modified By : |
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12 | // Last Modified On : |
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13 | // Update Count : |
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14 | // |
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15 | |
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16 | #include <fstream.hfa> |
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17 | #include <iofwd.hfa> |
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18 | #include <time.hfa> |
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19 | #include <thread.hfa> |
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20 | |
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21 | thread EchoThread {}; |
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22 | void main(EchoThread & this) { |
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23 | char buffer[100]; |
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24 | for() { |
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25 | int ret = cfa_read(0, buffer + 1, 97, 0); |
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26 | if(ret < 0) { |
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27 | serr | "Failed to read from fd 0"; |
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28 | exit(1); |
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29 | } |
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30 | if(ret == 0) return; |
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31 | buffer[0] = '\''; |
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32 | buffer[ret] = '\''; |
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33 | buffer[ret+1] = '\n'; |
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34 | ret = cfa_write(1, buffer, ret + 2, 0); |
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35 | if(ret < 0) { |
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36 | serr | "Failed to write from fd 1 (ET)"; |
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37 | exit(1); |
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38 | } |
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39 | } |
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40 | } |
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41 | |
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42 | thread HeartBeatThread {}; |
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43 | void main(HeartBeatThread & this) { |
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44 | for() { |
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45 | waitfor( ^?{} : this) { |
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46 | return; |
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47 | } |
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48 | or else; |
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49 | int ret = cfa_write(1, ".", 1, 0); |
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50 | if(ret < 0) { |
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51 | serr | "Failed to write from fd 1 (ET)"; |
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52 | exit(1); |
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53 | } |
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54 | sleep(5`s); |
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55 | } |
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56 | } |
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57 | |
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58 | int main() { |
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59 | HeartBeatThread hb; |
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60 | { |
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61 | EchoThread et; |
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62 | } |
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63 | } |
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