go main 源码
golang main 代码
文件路径：/misc/cgo/testplugin/testdata/issue25756/main.go
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Run the game of life in C using Go for parallelization.
package main
import (
"flag"
"fmt"
"plugin"
)
const MAXDIM = 100
var dim = flag.Int("dim", 16, "board dimensions")
var gen = flag.Int("gen", 10, "generations")
func main() {
flag.Parse()
var a [MAXDIM * MAXDIM]int32
for i := 2; i < *dim; i += 8 {
for j := 2; j < *dim-3; j += 8 {
for y := 0; y < 3; y++ {
a[i**dim+j+y] = 1
}
}
}
p, err := plugin.Open("life.so")
if err != nil {
panic(err)
}
f, err := p.Lookup("Run")
if err != nil {
panic(err)
}
f.(func(int, int, int, []int32))(*gen, *dim, *dim, a[:])
for i := 0; i < *dim; i++ {
for j := 0; j < *dim; j++ {
if a[i**dim+j] == 0 {
fmt.Print(" ")
} else {
fmt.Print("X")
}
}
fmt.Print("\n")
}
}
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