gtsocial-umbx

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head.go (2914B)

      1 // Derived from Inferno utils/6l/l.h and related files.
      2 // https://bitbucket.org/inferno-os/inferno-os/src/master/utils/6l/l.h
      3 //
      4 //	Copyright © 1994-1999 Lucent Technologies Inc.  All rights reserved.
      5 //	Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
      6 //	Portions Copyright © 1997-1999 Vita Nuova Limited
      7 //	Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
      8 //	Portions Copyright © 2004,2006 Bruce Ellis
      9 //	Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
     10 //	Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others
     11 //	Portions Copyright © 2009 The Go Authors. All rights reserved.
     12 //
     13 // Permission is hereby granted, free of charge, to any person obtaining a copy
     14 // of this software and associated documentation files (the "Software"), to deal
     15 // in the Software without restriction, including without limitation the rights
     16 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     17 // copies of the Software, and to permit persons to whom the Software is
     18 // furnished to do so, subject to the following conditions:
     19 //
     20 // The above copyright notice and this permission notice shall be included in
     21 // all copies or substantial portions of the Software.
     22 //
     23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     24 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
     26 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     28 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     29 // THE SOFTWARE.
     30 
     31 package objabi
     32 
     33 import "fmt"
     34 
     35 // HeadType is the executable header type.
     36 type HeadType uint8
     37 
     38 const (
     39 	Hunknown HeadType = iota
     40 	Hdarwin
     41 	Hdragonfly
     42 	Hfreebsd
     43 	Hjs
     44 	Hlinux
     45 	Hnetbsd
     46 	Hopenbsd
     47 	Hplan9
     48 	Hsolaris
     49 	Hwindows
     50 	Haix
     51 )
     52 
     53 func (h *HeadType) Set(s string) error {
     54 	switch s {
     55 	case "aix":
     56 		*h = Haix
     57 	case "darwin":
     58 		*h = Hdarwin
     59 	case "dragonfly":
     60 		*h = Hdragonfly
     61 	case "freebsd":
     62 		*h = Hfreebsd
     63 	case "js":
     64 		*h = Hjs
     65 	case "linux", "android":
     66 		*h = Hlinux
     67 	case "netbsd":
     68 		*h = Hnetbsd
     69 	case "openbsd":
     70 		*h = Hopenbsd
     71 	case "plan9":
     72 		*h = Hplan9
     73 	case "illumos", "solaris":
     74 		*h = Hsolaris
     75 	case "windows":
     76 		*h = Hwindows
     77 	default:
     78 		return fmt.Errorf("invalid headtype: %q", s)
     79 	}
     80 	return nil
     81 }
     82 
     83 func (h *HeadType) String() string {
     84 	switch *h {
     85 	case Haix:
     86 		return "aix"
     87 	case Hdarwin:
     88 		return "darwin"
     89 	case Hdragonfly:
     90 		return "dragonfly"
     91 	case Hfreebsd:
     92 		return "freebsd"
     93 	case Hjs:
     94 		return "js"
     95 	case Hlinux:
     96 		return "linux"
     97 	case Hnetbsd:
     98 		return "netbsd"
     99 	case Hopenbsd:
    100 		return "openbsd"
    101 	case Hplan9:
    102 		return "plan9"
    103 	case Hsolaris:
    104 		return "solaris"
    105 	case Hwindows:
    106 		return "windows"
    107 	}
    108 	return fmt.Sprintf("HeadType(%d)", *h)
    109 }