github.com/coreos/mantle@v0.13.0/system/arch.go (about)

     1  // Copyright 2015 CoreOS, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package system
    16  
    17  import (
    18  	"runtime"
    19  )
    20  
    21  func PortageArch() string {
    22  	arch := runtime.GOARCH
    23  	switch arch {
    24  	case "386":
    25  		arch = "x86"
    26  
    27  	// Go and Portage agree for these.
    28  	case "amd64":
    29  	case "arm":
    30  	case "arm64":
    31  	case "ppc64":
    32  
    33  	// Gentoo doesn't have a little-endian PPC port.
    34  	case "ppc64le":
    35  		fallthrough
    36  	default:
    37  		panic("No portage arch defined for " + arch)
    38  	}
    39  	return arch
    40  }