[7238] | 1 | #!/usr/bin/ruby |
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| 2 | # usage: change-default-flavor emacs-21.0.104 ? |
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| 3 | # usage: reverse-default-flavor |
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| 4 | # usage: change-temporary-flavor emacs-21.0.104 ? |
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| 5 | |
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| 6 | require "ftools" |
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| 7 | |
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| 8 | prefix="/" |
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| 9 | # prefix="/" |
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| 10 | |
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| 11 | case $0 |
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| 12 | when /change-default/ |
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| 13 | action = "change" |
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| 14 | when /~reverse/ |
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| 15 | action = "reverse" |
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| 16 | when /change-temporary/ |
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| 17 | action = "temporary" |
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| 18 | end |
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| 19 | |
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| 20 | flavor = ARGV[0] if ARGV[0] != nil |
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| 21 | |
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| 22 | |
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| 23 | lib_dir = prefix+"/usr/lib/emacsen-common" |
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| 24 | var_dir = prefix+"/var/lib/emacsen-common" |
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| 25 | |
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| 26 | |
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| 27 | def getCurrentFlavor(var_dir = "/") |
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| 28 | array = open(var_dir+"/installed-flavors").readlines |
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| 29 | return array.pop |
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| 30 | end |
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| 31 | |
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| 32 | def removeFlavor(flavor,var_dir = "/") |
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| 33 | array = open(var_dir+"/installed-flavors").readlines |
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| 34 | array.delete(flavor) |
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| 35 | return array |
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| 36 | end |
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| 37 | |
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| 38 | # synlink ¤ÎÊѹ¹ |
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| 39 | |
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| 40 | def changeLink(emacs,dir="/usr/bin/") |
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| 41 | Dir.open(dir).each{ |name| |
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| 42 | fullpath = dir+name |
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| 43 | if fullpath =~/\.#{emacs}$/ |
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| 44 | then |
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| 45 | srcname = fullpath |
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| 46 | distname = fullpath.dup |
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| 47 | distname.sub!(/\.#{emacs}$/,"") |
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| 48 | File.unlink(distname) if File.symlink?(distname) |
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| 49 | File.symlink(srcname,distname) |
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| 50 | end |
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| 51 | |
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| 52 | } |
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| 53 | |
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| 54 | end |
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| 55 | def writeFlavor(var_dir,flavors) |
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| 56 | a = open(prefix+var_dir+"/installed-flavors","w") |
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| 57 | flavors.each{ |flavor| |
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| 58 | a.write(flavor+"\n") |
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| 59 | } |
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| 60 | end |
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| 61 | |
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| 62 | case action |
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| 63 | when /change/ |
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| 64 | # ¥Ç¥Õ¥©¥ë¥È flavor ¤ÎÊѹ¹ |
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| 65 | current_flavor = getCurrentFlavor(var_dir) |
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| 66 | flavors = removeFlavor(var_dir,current_flavor) |
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| 67 | flavors.push(flavor+"\n") |
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| 68 | changeLink(flavor) |
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| 69 | writeFlavor(flavors) |
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| 70 | when /temporary/ |
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| 71 | # °ì»þŪ¤Êflavor ¤ÎÊѹ¹ |
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| 72 | changeLink(flavor) |
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| 73 | when /reverse/ |
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| 74 | current_flavor = getCurrentFlavor(var_dir) |
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| 75 | changeLink(current_flavor) |
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| 76 | end |
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