Source file src/runtime/testdata/testprogcgo/deadlock.go

Documentation: runtime/testdata/testprogcgo

     1  // Copyright 2016 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  /*
     8  char *geterror() {
     9  	return "cgo error";
    10  }
    11  */
    12  import "C"
    13  import (
    14  	"fmt"
    15  )
    16  
    17  func init() {
    18  	register("CgoPanicDeadlock", CgoPanicDeadlock)
    19  }
    20  
    21  type cgoError struct{}
    22  
    23  func (cgoError) Error() string {
    24  	fmt.Print("") // necessary to trigger the deadlock
    25  	return C.GoString(C.geterror())
    26  }
    27  
    28  func CgoPanicDeadlock() {
    29  	panic(cgoError{})
    30  }
    31  

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