1:
2:
3:
4: $install_name ||= nil
5: $so_name ||= nil
6:
7: srcdir = File.dirname(__FILE__)
8: $:.replace [srcdir+"/lib", "."]
9:
10: require "fileutils"
11: mkconfig = File.basename($0)
12:
13: rbconfig_rb = ARGV[0] || 'rbconfig.rb'
14: unless File.directory?(dir = File.dirname(rbconfig_rb))
15: FileUtils.makedirs(dir, :verbose => true)
16: end
17:
18: version = RUBY_VERSION
19: def (config = "").write(arg)
20: concat(arg.to_s)
21: end
22: $stdout = config
23:
24: fast = {'prefix'=>TRUE, 'ruby_install_name'=>TRUE, 'INSTALL'=>TRUE, 'EXEEXT'=>TRUE}
25: print %[
26: # This file was created by #{mkconfig} when ruby was built. Any
27: # changes made to this file will be lost the next time ruby is built.
28:
29: module RbConfig
30: RUBY_VERSION == "#{version}" or
31: raise "ruby lib version (#{version}) doesn't match executable version (\#{RUBY_VERSION})"
32:
33: ]
34:
35: v_fast = []
36: v_others = []
37: vars = {}
38: has_version = false
39: continued_name = nil
40: continued_line = nil
41: File.foreach "config.status" do |line|
42: next if /^#/ =~ line
43: name = nil
44: case line
45: when /^s([%,])@(\w+)@\1(?:\|\#_!!_\#\|)?(.*)\1/
46: name = $2
47: val = $3.gsub(/\\(?=,)/, '')
48: when /^S\["(\w+)"\]\s*=\s*"(.*)"\s*(\\)?$/
49: name = $1
50: val = $2
51: if $3
52: continued_line = []
53: continued_line << val
54: continued_name = name
55: next
56: end
57: when /^"(.+)"\s*(\\)?$/
58: if continued_line
59: continued_line << $1
60: unless $2
61: val = continued_line.join("")
62: name = continued_name
63: continued_line = nil
64: end
65: end
66: when /^(?:ac_given_)?INSTALL=(.*)/
67: v_fast << " CONFIG[\"INSTALL\"] = " + $1 + "\n"
68: end
69:
70: if name
71: next if /^(?:ac_.*|configure_input|(?:top_)?srcdir|\w+OBJS)$/ =~ name
72: next if /^\$\(ac_\w+\)$/ =~ val
73: next if /^\$\{ac_\w+\}$/ =~ val
74: next if /^\$ac_\w+$/ =~ val
75: next if $install_name and /^RUBY_INSTALL_NAME$/ =~ name
76: next if $so_name and /^RUBY_SO_NAME$/ =~ name
77: if /^program_transform_name$/ =~ name and /^s(\\?.)(.*)\1$/ =~ val
78: next if $install_name
79: sep = %r"#{Regexp.quote($1)}"
80: ptn = $2.sub(/\$\$/, '$').split(sep, 2)
81: name = "ruby_install_name"
82: val = "ruby".sub(/#{ptn[0]}/, ptn[1])
83: end
84: val.gsub!(/ +(?!-)/, "=") if name == "configure_args" && /mswin32/ =~ RUBY_PLATFORM
85: val = val.gsub(/\$(?:\$|\{?(\w+)\}?)/) {$1 ? "$(#{$1})" : $&}.dump
86: if /^prefix$/ =~ name
87: val = "(TOPDIR || DESTDIR + #{val})"
88: end
89: v = " CONFIG[\"#{name}\"] #{vars[name] ? '<< "\n"' : '='} #{val}\n"
90: vars[name] = true
91: if fast[name]
92: v_fast << v
93: else
94: v_others << v
95: end
96: has_version = true if name == "MAJOR"
97: end
98:
99: end
100:
101: drive = File::PATH_SEPARATOR == ';'
102:
103: prefix = '/lib/ruby/' + RUBY_VERSION.sub(/\.\d+$/, '') + '/' + RUBY_PLATFORM
104: print " TOPDIR = File.dirname(__FILE__).chomp!(#{prefix.dump})\n"
105: print " DESTDIR = ", (drive ? "TOPDIR && TOPDIR[/\\A[a-z]:/i] || " : ""), "'' unless defined? DESTDIR\n"
106: print " CONFIG = {}\n"
107: print " CONFIG[\"DESTDIR\"] = DESTDIR\n"
108:
109: unless has_version
110: RUBY_VERSION.scan(/(\d+)\.(\d+)\.(\d+)/) {
111: print " CONFIG[\"MAJOR\"] = \"" + $1 + "\"\n"
112: print " CONFIG[\"MINOR\"] = \"" + $2 + "\"\n"
113: print " CONFIG[\"TEENY\"] = \"" + $3 + "\"\n"
114: }
115: patchlevel = IO.foreach(File.join(srcdir, "version.h")) {|l|
116: m = /^\s*#\s*define\s+RUBY_PATCHLEVEL\s+(\d+)/.match(l) and break m[1]
117: }
118: print " CONFIG[\"PATCHLEVEL\"] = \"#{patchlevel}\"\n"
119: end
120:
121: dest = drive ? /= \"(?!\$[\(\{])(?:[a-z]:)?/i : /= \"(?!\$[\(\{])/
122: v_others.collect! do |x|
123: if /^\s*CONFIG\["(?!abs_|old)[a-z]+(?:_prefix|dir)"\]/ === x
124: x.sub(dest, '= "$(DESTDIR)')
125: else
126: x
127: end
128: end
129:
130: if $install_name
131: v_fast << " CONFIG[\"ruby_install_name\"] = \"" + $install_name + "\"\n"
132: v_fast << " CONFIG[\"RUBY_INSTALL_NAME\"] = \"" + $install_name + "\"\n"
133: end
134: if $so_name
135: v_fast << " CONFIG[\"RUBY_SO_NAME\"] = \"" + $so_name + "\"\n"
136: end
137:
138: print(*v_fast)
139: print(*v_others)
140: print <<EOS
141: CONFIG["ruby_version"] = "$(MAJOR).$(MINOR).$(TEENY)"
142: CONFIG["rubylibdir"] = "$(libdir)/ruby/$(ruby_version)"
143: CONFIG["archdir"] = "$(rubylibdir)/$(arch)"
144: CONFIG["sitelibdir"] = "$(sitedir)/$(ruby_version)"
145: CONFIG["sitearchdir"] = "$(sitelibdir)/$(sitearch)"
146: CONFIG["vendorlibdir"] = "$(vendordir)/$(ruby_version)"
147: CONFIG["vendorarchdir"] = "$(vendorlibdir)/$(sitearch)"
148: CONFIG["topdir"] = File.dirname(__FILE__)
149: MAKEFILE_CONFIG = {}
150: CONFIG.each{|k,v| MAKEFILE_CONFIG[k] = v.dup}
151: def RbConfig::expand(val, config = CONFIG)
152: val.gsub!(/\\$\\$|\\$\\(([^()]+)\\)|\\$\\{([^{}]+)\\}/) do |var|
153: if !(v = $1 || $2)
154: '$'
155: elsif key = config[v = v[/\\A[^:]+(?=(?::(.*?)=(.*))?\\z)/]]
156: pat, sub = $1, $2
157: config[v] = false
158: RbConfig::expand(key, config)
159: config[v] = key
160: key = key.gsub(/\#{Regexp.quote(pat)}(?=\\s|\\z)/n) {sub} if pat
161: key
162: else
163: var
164: end
165: end
166: val
167: end
168: CONFIG.each_value do |val|
169: RbConfig::expand(val)
170: end
171: end
172: Config = RbConfig # compatibility for ruby-1.8.4 and older.
173: CROSS_COMPILING = nil unless defined? CROSS_COMPILING
174: EOS
175:
176: $stdout = STDOUT
177: mode = IO::RDWR|IO::CREAT
178: mode |= IO::BINARY if defined?(IO::BINARY)
179: open(rbconfig_rb, mode) do |f|
180: if $timestamp and f.stat.size == config.size and f.read == config
181: puts "#{rbconfig_rb} unchanged"
182: else
183: puts "#{rbconfig_rb} updated"
184: f.rewind
185: f.truncate(0)
186: f.print(config)
187: end
188: end
189: if String === $timestamp
190: FileUtils.touch($timestamp)
191: end
192:
193:
