71 lines
1.5 KiB
Go
71 lines
1.5 KiB
Go
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package main
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import (
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"unsafe"
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"github.com/goplus/llgo/c"
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"github.com/goplus/llgo/c/neco"
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)
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func main() {
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// c.Printf(c.Str("main"))
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run_main()
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}
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func run_main() {
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// c.Printf(c.Str("run_main"))
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// c.Fflush(c.Stdout)
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neco.Neco_env_setpaniconerror(true)
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neco.Neco_env_setcanceltype(neco.NECO_CANCEL_ASYNC)
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ret := neco.Neco_start(main2, 0)
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c.Fprintf(c.Stderr, c.Str("neco_start: %s (code %d)\n"), neco.Neco_strerror(int(ret)), ret)
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}
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func main2(argc c.Int, argv ...any) {
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// c.Printf(c.Str("main2"))
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// c.Fflush(c.Stdout)
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neco.Neco_exit_prog(main3())
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}
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func main3() c.Int {
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// c.Printf(c.Str("main3"))
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// c.Fflush(c.Stdout)
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// Create a new generator coroutine that is used to send ints.
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gen := new(neco.Neco_gen)
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neco.Neco_gen_start(&gen, unsafe.Sizeof(int(0)), coroutine, 0)
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// Iterate over each int until the generator is closed.
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var i c.Int
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for {
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ret := neco.Neco_gen_next(gen, c.Pointer(&i))
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// c.Printf(c.Str("gen [%d, %d] "), ret, c.Int(neco.NECO_CLOSED))
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// c.Fflush(c.Stdout)
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if ret != c.Int(neco.NECO_CLOSED) {
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c.Printf(c.Str("%d\n"), i)
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} else {
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break
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}
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}
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// This coroutine no longer needs the generator.
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neco.Neco_gen_release(gen)
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// c.Printf(c.Str("main3 end"))
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// c.Fflush(c.Stdout)
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return 0
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}
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func coroutine(argc c.Int, argv ...any) {
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// Yield each int to the caller, one at a time.
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for i := 0; i < 10; i++ {
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neco.Neco_gen_yield(c.Pointer(&i))
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}
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// c.Printf(c.Str("coroutine end"))
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// c.Fflush(c.Stdout)
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}
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