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
57 lines
1.5 KiB
Plaintext
57 lines
1.5 KiB
Plaintext
module Std::Channel {
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extern func bux_channel_new(capacity: int64, elem_size: int64) -> *void;
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extern func bux_channel_send(handle: *void, elem: *void);
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extern func bux_channel_recv(handle: *void, out: *void) -> int;
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extern func bux_channel_close(handle: *void);
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extern func bux_channel_free(handle: *void);
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struct Channel<T> {
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handle: *void;
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}
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func Channel_New<T>(capacity: int64) -> Channel<T> {
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return Channel<T> { handle: bux_channel_new(capacity, sizeof(T)) };
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}
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func Channel_Send<T>(ch: *Channel<T>, value: T) {
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bux_channel_send(ch.handle, (&value) as *void);
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}
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func Channel_Recv<T>(ch: *Channel<T>) -> T {
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var result: T;
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bux_channel_recv(ch.handle, (&result) as *void);
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return result;
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}
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func Channel_Close<T>(ch: *Channel<T>) {
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bux_channel_close(ch.handle);
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}
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func Channel_Free<T>(ch: *Channel<T>) {
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bux_channel_free(ch.handle);
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}
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/* Non-generic wrappers for common types (avoid monomorphization issues) */
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func Channel_SendInt(ch: *Channel<int>, value: int) {
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bux_channel_send(ch.handle, (&value) as *void);
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}
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func Channel_RecvInt(ch: *Channel<int>) -> int {
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var result: int = 0;
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bux_channel_recv(ch.handle, (&result) as *void);
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return result;
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}
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func Channel_SendFloat64(ch: *Channel<float64>, value: float64) {
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bux_channel_send(ch.handle, (&value) as *void);
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}
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func Channel_RecvFloat64(ch: *Channel<float64>) -> float64 {
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var result: float64 = 0.0;
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bux_channel_recv(ch.handle, (&result) as *void);
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return result;
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}
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}
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