Add containers-common spec and command to podman

Since containers-common package is tied to specific versions
of Podman, add tools to build the package into the contrib directory
This should help other distributions to figure out which commont
package to ship.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/vendor/github.com/hashicorp/errwrap/errwrap.go b/vendor/github.com/hashicorp/errwrap/errwrap.go
index a733bef18..44e368e56 100644
--- a/vendor/github.com/hashicorp/errwrap/errwrap.go
+++ b/vendor/github.com/hashicorp/errwrap/errwrap.go
@@ -44,6 +44,8 @@ func Wrap(outer, inner error) error {
 //
 // format is the format of the error message. The string '{{err}}' will
 // be replaced with the original error message.
+//
+// Deprecated: Use fmt.Errorf()
 func Wrapf(format string, err error) error {
 	outerMsg := "<nil>"
 	if err != nil {
@@ -148,6 +150,9 @@ func Walk(err error, cb WalkFunc) {
 		for _, err := range e.WrappedErrors() {
 			Walk(err, cb)
 		}
+	case interface{ Unwrap() error }:
+		cb(err)
+		Walk(e.Unwrap(), cb)
 	default:
 		cb(err)
 	}
@@ -167,3 +172,7 @@ func (w *wrappedError) Error() string {
 func (w *wrappedError) WrappedErrors() []error {
 	return []error{w.Outer, w.Inner}
 }
+
+func (w *wrappedError) Unwrap() error {
+	return w.Inner
+}