Fresh start

1 files changed, 137 insertions, 0 deletions

diff --git a/jni/ruby/enc/make_encmake.rb b/jni/ruby/enc/make_encmake.rb
new file mode 100755
index 0000000..6ea2213
--- /dev/null
+++ b/jni/ruby/enc/make_encmake.rb
@@ -0,0 +1,137 @@
+#! ./miniruby
+
+dir = File.expand_path("../..", __FILE__)
+$:.unshift(dir)
+$:.unshift(".")
+if $".grep(/mkmf/).empty?
+  $" << "mkmf.rb"
+  load File.expand_path("lib/mkmf.rb", dir)
+end
+require 'erb'
+
+CONFIG["MAKEDIRS"] ||= '$(MINIRUBY) -run -e mkdir -- -p'
+
+BUILTIN_ENCS = []
+BUILTIN_TRANSES = []
+ENC_PATTERNS = []
+NOENC_PATTERNS = []
+module_type = :dynamic
+
+until ARGV.empty?
+  case ARGV[0]
+  when /\A--builtin-encs=/
+    BUILTIN_ENCS.concat $'.split.map {|e| File.basename(e, '.*') << '.c'}
+    ARGV.shift
+  when /\A--builtin-transes=/
+    BUILTIN_TRANSES.concat $'.split.map {|e| File.basename(e, '.*') }
+    ARGV.shift
+  when /\A--encs=/
+    ENC_PATTERNS.concat $'.split
+    ARGV.shift
+  when /\A--no-encs=/
+    NOENC_PATTERNS.concat $'.split
+    ARGV.shift
+  when /\A--module$/
+    ARGV.shift
+  when /\A--modulestatic$/
+    module_type = :static
+    ARGV.shift
+  else
+    break
+  end
+end
+
+ALPHANUMERIC_ORDER = proc {|e| e.scan(/(\d+)|(\D+)/).map {|n,a| a||[n.size,n.to_i]}.flatten}
+def target_encodings
+  encs = Dir.open($srcdir) {|d| d.grep(/.+\.c\z/)} - BUILTIN_ENCS - ["mktable.c"]
+  encs.each {|e| e.chomp!(".c")}
+  encs.reject! {|e| !ENC_PATTERNS.any? {|p| File.fnmatch?(p, e)}} if !ENC_PATTERNS.empty?
+  encs.reject! {|e| NOENC_PATTERNS.any? {|p| File.fnmatch?(p, e)}}
+  encs = encs.sort_by(&ALPHANUMERIC_ORDER)
+  deps = Hash.new {[]}
+  inc_srcs = Hash.new {[]}
+  default_deps = %w[regenc.h oniguruma.h config.h defines.h]
+  db = encs.delete("encdb")
+  encs.each do |e|
+    File.foreach("#$srcdir/#{e}.c") do |l|
+      if /^\s*#\s*include\s+(?:"([^\"]+)"|<(ruby\/\sw+.h)>)/ =~ l
+        n = $1 || $2
+        if /\.c$/ =~ n
+          inc_srcs[e] <<= $`
+          n = "enc/#{n}"
+        end
+        deps[e] <<= n unless default_deps.include?(n)
+      end
+    end
+  end
+  class << inc_srcs; self; end.class_eval do
+    define_method(:expand) do |d|
+      d.map {|n| deps[n] | self.expand(self[n])}.flatten
+    end
+  end
+  inc_srcs.each do |e, d|
+    deps[e].concat(inc_srcs.expand(d))
+  end
+  encs.unshift(db)
+  return encs, deps
+end
+
+def target_transcoders
+  atrans = []
+  trans = Dir.open($srcdir+"/trans") {|d|
+    d.select {|e|
+      if e.chomp!('.trans')
+        atrans << e
+        true
+      elsif e.chomp!('.c')
+        true
+      end
+    }
+  }
+  trans -= BUILTIN_TRANSES
+  atrans -= BUILTIN_TRANSES
+  trans.uniq!
+  atrans = atrans.sort_by(&ALPHANUMERIC_ORDER)
+  trans = trans.sort_by(&ALPHANUMERIC_ORDER)
+  trans.unshift(trans.delete("transdb"))
+  trans.compact!
+  trans |= atrans
+  trans.map! {|e| "trans/#{e}"}
+
+  return atrans, trans
+end
+
+# Constants that "depend" needs.
+MODULE_TYPE = module_type
+ENCS, ENC_DEPS = target_encodings
+ATRANS, TRANS = target_transcoders
+
+if File.exist?(depend = File.join($srcdir, "depend"))
+  erb = ERB.new(File.read(depend), nil, '%')
+  erb.filename = depend
+  tmp = erb.result(binding)
+  dep = "\n#### depend ####\n\n" << depend_rules(tmp).join
+else
+  dep = ""
+end
+mkin = File.read(File.join($srcdir, "Makefile.in"))
+mkin.gsub!(/@(#{CONFIG.keys.join('|')})@/) {CONFIG[$1]}
+open(ARGV[0], 'wb') {|f|
+  f.puts mkin, dep
+}
+if MODULE_TYPE == :static
+  filename = "encinit.c.erb"
+  erb = ERB.new(File.read(File.join($srcdir, filename)), nil, '%-')
+  erb.filename = "enc/#{filename}"
+  tmp = erb.result(binding)
+  begin
+    Dir.mkdir 'enc'
+  rescue Errno::EEXIST
+  end
+  File.open("enc/encinit.c", "w") {|f|
+    f.puts "/* Automatically generated from enc/encinit.c.erb"
+    f.puts " * Do not edit."
+    f.puts " */"
+    f.puts tmp
+  }
+end