reg/vendor/github.com/docker/docker-ce/components/engine/pkg/system/exitcode.go
Jess Frazelle 8e5eba8735
switch to dep
Signed-off-by: Jess Frazelle <acidburn@microsoft.com>
2017-12-11 14:50:55 -05:00

19 lines
455 B
Go

package system
import (
"fmt"
"os/exec"
"syscall"
)
// GetExitCode returns the ExitStatus of the specified error if its type is
// exec.ExitError, returns 0 and an error otherwise.
func GetExitCode(err error) (int, error) {
exitCode := 0
if exiterr, ok := err.(*exec.ExitError); ok {
if procExit, ok := exiterr.Sys().(syscall.WaitStatus); ok {
return procExit.ExitStatus(), nil
}
}
return exitCode, fmt.Errorf("failed to get exit code")
}