diff options
Diffstat (limited to 'lib/efl/ecore_getopt.rb')
| -rw-r--r-- | lib/efl/ecore_getopt.rb | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/lib/efl/ecore_getopt.rb b/lib/efl/ecore_getopt.rb new file mode 100644 index 0000000..38c1f8c --- /dev/null +++ b/lib/efl/ecore_getopt.rb @@ -0,0 +1,264 @@ +#! /usr/bin/env ruby +# -*- coding: UTF-8 -*- +# +require 'efl/ecore/ecore_getopt-ffi' +# +module Efl + module API + # + class EcoreGetoptValue < FFI::Union + layout :strp, :pointer, + :boolp, :eina_bool_p, + :shortp, :short_p, + :intp, :int_p, + :longp, :long_p, + :ushortp, :ushort_p, + :uintp, :uint_p, + :ulongp, :ulong_p, + :doublep, :double_p, + :listp, :eina_list_p, + :ptrp, :void_p, + end + # + class EcoreGetoptDescStoreDef < FFI::Union + layout :strv, :pointer, + :boolv, :uchar, + :shortv, :short, + :intv, :int, + :longv, :long, + :ushortv, :ushort, + :uintv, :uint, + :ulongv, :ulong, + :doublev, :double, + end + # + class EcoreGetoptDescStore < FFI::Struct + layout :type, :ecore_getopt_type, # enum + :arg_req, :ecore_getopt_desc_arg_requirement, # enum + :def, EcoreGetoptDescStoreDef, + end + # + callback :ecore_getopt_desc_cb, [:ecore_getopt_p, :ecore_getopt_desc_p, :string, :pointer, :ecore_getopt_value_p ], :eina_bool + # + class EcoreGetoptDescCallback < FFI::Struct + layout :func, :ecore_getopt_desc_cb, + :data, :pointer, + :arg_req, :ecore_getopt_desc_arg_requirement, # enum + :def, :pointer, + end + # + class EcoreActionParam < FFI::Union + layout :store, EcoreGetoptDescStore, + :store_const, :pointer, + :choices, :pointer, + :append_type, :ecore_getopt_type, # enum + :callback, EcoreGetoptDescCallback, + :dummy, :pointer, + end + # + class EcoreGetoptDesc < FFI::Struct + layout :shortname, :char, + :longname, :pointer, + :help, :pointer, + :metavar, :pointer, + :action, :ecore_getopt_action, # enum + :action_param, EcoreActionParam, + end + # + class EcoreGetopt < FFI::Struct + layout :prog, :pointer, + :usage, :pointer, + :version, :pointer, + :copyright, :pointer, + :license, :pointer, + :description, :pointer, + :strict, :char +# :descs, :pointer, # NULL terminated EcoreGetopt_Desc[] + + def desc_ptr idx + EcoreGetoptDesc.new to_ptr+Efl::API::EcoreGetopt.size+(idx*Efl::API::EcoreGetoptDesc.size) + end + end + # + end + # + module EcoreGetopt + class Parser + def initialize desc + @desc = desc + @options = [ + [ 0, FFI::Pointer::NULL, FFI::Pointer::NULL, FFI::Pointer::NULL, 0, {:dummy=>FFI::Pointer::NULL} ] + ] + @values = [ + [ :ptrp, FFI::Pointer::NULL ] + ] + end + def << o + @options.insert -2, o + end + def value type, ptr + @values.insert -2, [ type, ptr ] + end + def create + @parser_p = Efl::API::EcoreGetopt.new FFI::MemoryPointer.new (Efl::API::EcoreGetopt.size+Efl::API::EcoreGetoptDesc.size*@options.length), 1 + [:prog,:usage,:version,:copyright,:license,:description].each do |sym| + @parser_p[sym] = ( @desc.has_key?(sym) ? FFI::MemoryPointer.from_string(@desc[sym]) : FFI::Pointer::NULL ) + end + @parser_p[:strict] = @desc[:strict] if @desc.has_key? :strict + @options.each_with_index do |o,i| + d = @parser_p.desc_ptr i + d[:shortname] = o[0].ord + d[:longname] = (o[1]==FFI::Pointer::NULL ? FFI::Pointer::NULL : FFI::MemoryPointer.from_string(o[1])) + d[:help] = (o[2]==FFI::Pointer::NULL ? FFI::Pointer::NULL : FFI::MemoryPointer.from_string(o[2])) + d[:metavar] = o[3] + d[:action] = o[4] + k, v = o[5] + case k + when :dummy + d[:action_param][:dummy] = v + when :callback + cb = d[:action_param][:callback] + cb[:func] = v[0] + cb[:data] = v[1] + cb[:arg_req] = v[2] + cb[:def] = v[3] + when :store + st = d[:action_param][:store] + st[:type] = v[0] + st[:arg_req] = v[1] + if not v[2].nil? + if v[2][0]==:strv + st[:def][:strv] = FFI::MemoryPointer.from_string v[2][1] + else + st[:def][v[2][0]] = v[2][1] + end + end + when :store_const + d[:action_param][:store_const] = v + when :choices + d[:action_param][:choices] = v + when :append + d[:action_param][:append_type] = v + else + d[:action_param][:dummy] = FFI::Pointer::NULL + end + end + @values_p = FFI::MemoryPointer.new Efl::API::EcoreGetoptValue, @values.length, false + @values.each_with_index do |v,i| + Efl::API::EcoreGetoptValue.new(@values_p+(i*Efl::API::EcoreGetoptValue.size))[v[0]] = v[1] + end + end + def parse argv + ptr = FFI::MemoryPointer.new(:pointer, argv.length+1) + argv.each_with_index do |s, i| + ptr[i].put_pointer 0, FFI::MemoryPointer.from_string(s) + end + ptr[argv.length].put_pointer 0, FFI::Pointer::NULL + Efl::EcoreGetopt.parse @parser_p, @values_p, argv.length, ptr + end + def store_full short, long, help, meta, type, arg_req, def_val + self << [ short, long, help, meta, :ecore_getopt_action_store, [:store, [type,arg_req, def_val] ] ] + end + def store short, long, help, type + store_full short, long, help, FFI::Pointer::NULL, type, :ecore_getopt_desc_arg_requirement_yes, nil + end + def store_type type, short, long, help + store short, long, help, ('ecore_getopt_type_'+type.to_s).to_sym + end + def store_metavar short, long, help, meta, type + store_full short, long, help, meta, type, :ecore_getopt_desc_arg_requirement_yes, nil + end + def store_meta_type type, short, long, help, meta + store_metavar short, long, help, meta, ('ecore_getopt_type_'+type.to_s).to_sym + end + def store_def short, long, help, type, def_val + store_full short, long, help, FFI::Pointer::NULL, type, :ecore_getopt_desc_arg_requirement_optional, def_val + end + def store_def_type type, short, long, help, def_val + store_def short, long, help, ('ecore_getopt_type_'+type.to_s).to_sym, [ (type.to_s+'v').to_sym, def_val ] + end + def store_full_type type, short, long, help, meta, arg_req, def_val + store_full short, long, help, meta, ('ecore_getopt_type_'+type.to_s).to_sym, arg_req, [ (type.to_s+'v').to_sym, def_val ] + end + def store_const short, long, help, value + self << [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_store_const, [:store_const, value] ] + end + def store_true short, long, help + self << [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_store_true, [:dummy,FFI::MemoryPointer::NULL] ] + end + def store_false short, long, help + self << [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_store_false, [:dummy,FFI::MemoryPointer::NULL] ] + end + def choice short, long, help, choices + ptr = FFI::MemoryPointer.new(:pointer, choices.length+1) + choices.each_with_index do |s, i| + ptr[i].put_pointer 0, FFI::MemoryPointer.from_string(s) + end + ptr[choices.length].put_pointer 0, FFI::Pointer::NULL + self << [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_choice, [:choices,ptr] ] + end + def choice_metavar short, long, help, meta, choices + ptr = FFI::MemoryPointer.new(:pointer, choices.length+1) + choices.each_with_index do |s, i| + ptr[i].put_pointer 0, FFI::MemoryPointer.from_string(s) + end + ptr[choices.length].put_pointer 0, FFI::Pointer::NULL + self << [ short, long, help, meta, :ecore_getopt_action_choice, [:choices,ptr] ] + end + def append short, long, help, sub_type + self << [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_append, [:append,sub_type] ] + end + def append_metavar short, long, help, meta, sub_type + self << [ short, long, help, meta, :ecore_getopt_action_append, [:append,sub_type] ] + end + def count short, long, help + self << [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_count, [:dummy,FFI::Pointer::NULL] ] + end + def callback_full short, long, help, meta, cb, data, arg_req, def_val + self << [ short, long, help, meta, :ecore_getopt_action_callback, [:callback, [cb, data, arg_req,def_val] ] ] + end + def callback_noargs short, long, help, cb, data + callback_full short, long, help, FFI::Pointer::NULL, cb, data, :ecore_getopt_desc_arg_requirement_no, FFI::Pointer::NULL + end + def callback_args short, long, help, meta, cb, data + callback_full short, long, help, meta, cb, data, :ecore_getopt_desc_arg_requirement_yes, FFI::Pointer::NULL + end + def help short, long + self << [ short, long, 'show this message.', FFI::Pointer::NULL, :ecore_getopt_action_help, [:dummy,FFI::Pointer::NULL] ] + end + def version short, long + self << [ short, long, 'show program version.', FFI::Pointer::NULL, :ecore_getopt_action_version, [:dummy,FFI::Pointer::NULL] ] + end + def copyright short, long + self << [ short, long, 'show copyright.', FFI::Pointer::NULL, :ecore_getopt_action_copyright, [:dummy,FFI::Pointer::NULL] ] + end + def license short, long + self << [ short, long, 'show license.', FFI::Pointer::NULL, :ecore_getopt_action_license, [:dummy,FFI::Pointer::NULL] ] + end +# def sentinel +# self << [ 0, FFI::Pointer::NULL, FFI::Pointer::NULL, FFI::Pointer::NULL, 0, {:dummy=>FFI::Pointer::NULL} ] +# end + # + def debug + puts "#{self.class} : #{@parser_p.to_ptr}" + [:prog,:usage,:version,:copyright,:license,:description].each do |sym| + puts " #{sym.to_s} : #{@parser_p[sym]==FFI::Pointer::NULL ? 'NULL' : @parser_p[sym].read_string}" + end + puts " strict : #{@parser_p[:strict]}" + i=0 + while true + d = @parser_p.desc_ptr i + break if d[:shortname]==0 and d[:longname] == FFI::Pointer::NULL + puts " desc #{d.to_ptr}" + puts " short: #{d[:shortname].chr}" unless d[:shortname]==0 + puts " long: #{d[:longname].read_string}" unless d[:longname]==FFI::Pointer::NULL + puts " help: #{d[:help].read_string}" unless d[:help]==FFI::Pointer::NULL + i+=1 + end + end + end + end + # +end +# +# EOF |