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
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
##
# Available list of platforms for targeting Gem installations.
class Gem::Platform
@local = nil
attr_accessor :cpu
attr_accessor :os
attr_accessor :version
def self.local
arch = Gem::ConfigMap[:arch]
arch = "#{arch}_60" if arch =~ /mswin32$/
@local ||= new(arch)
end
def self.match(platform)
Gem.platforms.any? do |local_platform|
platform.nil? or local_platform == platform or
(local_platform != Gem::Platform::RUBY and local_platform =~ platform)
end
end
def self.new(arch) # :nodoc:
case arch
when Gem::Platform::CURRENT then
Gem::Platform.local
when Gem::Platform::RUBY, nil, '' then
Gem::Platform::RUBY
else
super
end
end
def initialize(arch)
case arch
when Array then
@cpu, @os, @version = arch
when String then
arch = arch.split '-'
if arch.length > 2 and arch.last !~ /\d/ then # reassemble x86-linux-gnu
extra = arch.pop
arch.last << "-#{extra}"
end
cpu = arch.shift
@cpu = case cpu
when /i\d86/ then 'x86'
else cpu
end
if arch.length == 2 and arch.last =~ /^\d+(\.\d+)?$/ then # for command-line
@os, @version = arch
return
end
os, = arch
@cpu, os = nil, cpu if os.nil? # legacy jruby
@os, @version = case os
when /aix(\d+)/ then [ 'aix', $1 ]
when /cygwin/ then [ 'cygwin', nil ]
when /darwin(\d+)?/ then [ 'darwin', $1 ]
when /freebsd(\d+)/ then [ 'freebsd', $1 ]
when /hpux(\d+)/ then [ 'hpux', $1 ]
when /^java$/, /^jruby$/ then [ 'java', nil ]
when /^java([\d.]*)/ then [ 'java', $1 ]
when /linux/ then [ 'linux', $1 ]
when /mingw32/ then [ 'mingw32', nil ]
when /(mswin\d+)(\_(\d+))?/ then
os, version = $1, $3
@cpu = 'x86' if @cpu.nil? and os =~ /32$/
[os, version]
when /netbsdelf/ then [ 'netbsdelf', nil ]
when /openbsd(\d+\.\d+)/ then [ 'openbsd', $1 ]
when /solaris(\d+\.\d+)/ then [ 'solaris', $1 ]
# test
when /^(\w+_platform)(\d+)/ then [ $1, $2 ]
else [ 'unknown', nil ]
end
when Gem::Platform then
@cpu = arch.cpu
@os = arch.os
@version = arch.version
else
raise ArgumentError, "invalid argument #{arch.inspect}"
end
end
def inspect
"#<%s:0x%x @cpu=%p, @os=%p, @version=%p>" % [self.class, object_id, *to_a]
end
def to_a
[@cpu, @os, @version]
end
def to_s
to_a.compact.join '-'
end
def empty?
to_s.empty?
end
##
# Is +other+ equal to this platform? Two platforms are equal if they have
# the same CPU, OS and version.
def ==(other)
self.class === other and
@cpu == other.cpu and @os == other.os and @version == other.version
end
##
# Does +other+ match this platform? Two platforms match if they have the
# same CPU, or either has a CPU of 'universal', they have the same OS, and
# they have the same version, or either has no version.
def ===(other)
return nil unless Gem::Platform === other
# cpu
(@cpu == 'universal' or other.cpu == 'universal' or @cpu == other.cpu) and
# os
@os == other.os and
# version
(@version.nil? or other.version.nil? or @version == other.version)
end
##
# Does +other+ match this platform? If +other+ is a String it will be
# converted to a Gem::Platform first. See #=== for matching rules.
def =~(other)
case other
when Gem::Platform then # nop
when String then
# This data is from http://gems.rubyforge.org/gems/yaml on 19 Aug 2007
other = case other
when /^i686-darwin(\d)/ then ['x86', 'darwin', $1 ]
when /^i\d86-linux/ then ['x86', 'linux', nil ]
when 'java', 'jruby' then [nil, 'java', nil ]
when /mswin32(\_(\d+))?/ then ['x86', 'mswin32', $2 ]
when 'powerpc-darwin' then ['powerpc', 'darwin', nil ]
when /powerpc-darwin(\d)/ then ['powerpc', 'darwin', $1 ]
when /sparc-solaris2.8/ then ['sparc', 'solaris', '2.8' ]
when /universal-darwin(\d)/ then ['universal', 'darwin', $1 ]
else other
end
other = Gem::Platform.new other
else
return nil
end
self === other
end
##
# A pure-ruby gem that may use Gem::Specification#extensions to build
# binary files.
RUBY = 'ruby'
##
# A platform-specific gem that is built for the packaging ruby's platform.
# This will be replaced with Gem::Platform::local.
CURRENT = 'current'
end
|
