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temp.go
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// package main
// import (
// "fmt"
// "runtime"
// )
// func a() {
// b()
// }
// var b = func() {
// c()
// }
// func c() {
// pc := make([]uintptr, 64)
// n := runtime.Callers(0, pc)
// frames := runtime.CallersFrames(pc[:n])
// var frame runtime.Frame
// more := true
// for more {
// frame, more = frames.Next()
// fmt.Printf("- more:%v | %+v | %s\n", more, frame, frame.Function)
// }
// }
// func main() {
// fmt.Printf("< start\n")
// a()
// fmt.Printf("< end\n")
// }
package main
import (
"fmt"
"runtime"
)
func a() {
b()
}
var b = func() {
c()
}
func c() {
pc := make([]uintptr, 64)
n := runtime.Callers(0, pc)
frames := runtime.CallersFrames(pc[:n])
var frame runtime.Frame
more := true
for more {
frame, more = frames.Next()
if frame.Function == "main.init.func1" {
fmt.Println("main.init.func1", frame.Function)
fmt.Printf("- more:%v | %+v | main.init.func1\n", more, frame)
} else {
fmt.Printf("- more:%v | %+v | %s\n", more, frame, frame.Function)
}
}
}
func main() {
fmt.Printf("< start\n")
a()
fmt.Printf("< end\n")
}