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syscall: (*Proc).Call always returns non-nil err #4686

minux opened this issue Jan 22, 2013 · 2 comments

syscall: (*Proc).Call always returns non-nil err #4686

minux opened this issue Jan 22, 2013 · 2 comments


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minux commented Jan 22, 2013

package main

import "syscall"

func main() {
    h := syscall.MustLoadDLL("kernel32.dll")
    proc := h.MustFindProc("GetVersion")
    r, _, err := proc.Call()
    major := byte(r)
    minor := uint8(r >> 8)
    build := uint16(r >> 16)
    print("windows version ", major, ".", minor, " (Build ", build, ")\n")
    if err != nil {
        e := err.(syscall.Errno)
        println(err.Error(), "errno =", e)
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rsc commented Jan 31, 2013

Comment 1:

Labels changed: added priority-later, removed priority-soon.

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minux commented Feb 2, 2013

Comment 2:

This issue was closed by revision dcf16bd.

Status changed to Fixed.

@rsc rsc added this to the Go1.1 milestone Apr 14, 2015
@rsc rsc removed the go1.1 label Apr 14, 2015
@golang golang locked and limited conversation to collaborators Jun 24, 2016
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