dimgigov
96aada2a4e
- Initialize result to 0 in Channel_RecvInt/RecvFloat64 to handle closed channel - Add producer/consumer channel example in examples/channel.bux - Update README.md with Channels syntax preview
38 lines
926 B
Plaintext
38 lines
926 B
Plaintext
import Std::Io::{PrintLine, PrintInt};
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import Std::Task::{Task_Join, TaskHandle};
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import Std::Channel::{Channel, Channel_New, Channel_SendInt, Channel_RecvInt, Channel_Close};
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func Producer(chPtr: *Channel<int>) {
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var i: int = 1;
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while i <= 5 {
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Channel_SendInt(chPtr, i * 10);
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i = i + 1;
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}
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Channel_Close<int>(chPtr);
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}
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func Consumer(chPtr: *Channel<int>) {
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var total: int = 0;
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while true {
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let val: int = Channel_RecvInt(chPtr);
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if val == 0 {
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break;
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}
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total = total + val;
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PrintInt(val);
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PrintLine("");
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}
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PrintLine("Total:");
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PrintInt(total);
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PrintLine("");
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}
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func Main() -> int {
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let ch: Channel<int> = Channel_New<int>(3);
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let p: *void = spawn Producer(&ch);
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let c: *void = spawn Consumer(&ch);
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Task_Join(TaskHandle { handle: p });
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Task_Join(TaskHandle { handle: c });
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return 0;
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}
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