/usr/bin/erb1.8 is in ruby1.8 1.8.7.352-2ubuntu1.6.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | #!/usr/bin/ruby1.8
# Tiny eRuby --- ERB2
# Copyright (c) 1999-2000,2002 Masatoshi SEKI
# You can redistribute it and/or modify it under the same terms as Ruby.
require 'erb'
class ERB
module Main
def ARGV.switch
return nil if self.empty?
arg = self.shift
return nil if arg == '--'
if arg =~ /^-(.)(.*)/
return arg if $1 == '-'
raise 'unknown switch "-"' if $2.index('-')
self.unshift "-#{$2}" if $2.size > 0
"-#{$1}"
else
self.unshift arg
nil
end
end
def ARGV.req_arg
self.shift || raise('missing argument')
end
def trim_mode_opt(trim_mode, disable_percent)
return trim_mode if disable_percent
case trim_mode
when 0
return '%'
when 1
return '%>'
when 2
return '%<>'
when '-'
return '%-'
end
end
module_function :trim_mode_opt
def run(factory=ERB)
trim_mode = 0
disable_percent = false
begin
while switch = ARGV.switch
case switch
when '-x' # ruby source
output = true
when '-n' # line number
number = true
when '-v' # verbose
$VERBOSE = true
when '--version' # version
STDERR.puts factory.version
exit
when '-d', '--debug' # debug
$DEBUG = true
when '-r' # require
require ARGV.req_arg
when '-S' # security level
arg = ARGV.req_arg
raise "invalid safe_level #{arg.dump}" unless arg =~ /^[0-4]$/
safe_level = arg.to_i
when '-T' # trim mode
arg = ARGV.req_arg
if arg == '-'
trim_mode = arg
next
end
raise "invalid trim mode #{arg.dump}" unless arg =~ /^[0-2]$/
trim_mode = arg.to_i
when '-K' # KCODE
arg = ARGV.req_arg
case arg.downcase
when 'e', '-e', 'euc'
$KCODE = 'EUC'
when 's', '-s', 'sjis'
$KCODE = 'SJIS'
when 'u', '-u', 'utf8'
$KCODE = 'UTF8'
when 'n', '-n', 'none'
$KCODE = 'NONE'
else
raise "invalid KCODE #{arg.dump}"
end
when '-P'
disable_percent = true
when '--help'
raise "print this help"
else
raise "unknown switch #{switch.dump}"
end
end
rescue # usage
STDERR.puts $!.to_s
STDERR.puts File.basename($0) +
" [switches] [inputfile]"
STDERR.puts <<EOU
-x print ruby script
-n print ruby script with line number
-v enable verbose mode
-d set $DEBUG to true
-r [library] load a library
-K [kcode] specify KANJI code-set
-S [safe_level] set $SAFE (0..4)
-T [trim_mode] specify trim_mode (0..2, -)
-P ignore lines which start with "%"
EOU
exit 1
end
src = $<.read
filename = $FILENAME
exit 2 unless src
trim = trim_mode_opt(trim_mode, disable_percent)
erb = factory.new(src.untaint, safe_level, trim)
erb.filename = filename
if output
if number
l = 1
for line in erb.src
puts "%3d %s"%[l, line]
l += 1
end
else
puts erb.src
end
else
erb.run(TOPLEVEL_BINDING.taint)
end
end
module_function :run
end
end
if __FILE__ == $0
ERB::Main.run
end
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