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
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
|
#! /usr/bin/env ruby
# -*- coding: UTF-8 -*-
#
require 'efl/ffi/ecore/ecore_getopt'
#
module Efl
module FFI
#
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::FFI::EcoreGetopt.size+(idx*Efl::FFI::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 ]
]
@refs = [] # to prevent ::FFI::MemoryPointer.from_string from beeing GC'ed
end
def p_from_string r
return r if r==::FFI::Pointer::NULL
p = ::FFI::MemoryPointer.from_string r
@refs << p
p
end
def << o
@options.insert -2, o
end
def value type, ptr
@values.insert -2, [ type, ptr ]
end
def to_ptr
@parser_p.to_ptr
end
def create
@parser_p = Efl::FFI::EcoreGetopt.new ::FFI::MemoryPointer.new (Efl::FFI::EcoreGetopt.size+Efl::FFI::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] = p_from_string o[1]
d[:help] = p_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] = p_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::FFI::EcoreGetoptValue, @values.length, false
@values.each_with_index do |v,i|
Efl::FFI::EcoreGetoptValue.new(@values_p+(i*Efl::FFI::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, p_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, p_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, p_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
r = ''
r << "#{self.class} : #{@parser_p.to_ptr}\n"
[:prog,:usage,:version,:copyright,:license,:description].each do |sym|
r<< " #{sym.to_s} : #{@parser_p[sym]==FFI::Pointer::NULL ? 'NULL' : @parser_p[sym].read_string}\n"
end
r << " strict : #{@parser_p[:strict]}\n"
i=0
while true
d = @parser_p.desc_ptr i
break if d[:shortname]==0 and d[:longname] == ::FFI::Pointer::NULL
r << " desc #{d.to_ptr}\n"
r << " short: #{d[:shortname].chr}\n" unless d[:shortname]==0
r << " long: #{d[:longname].read_string}\n" unless d[:longname]==::FFI::Pointer::NULL
r << " help: #{d[:help].read_string}\n" unless d[:help]==::FFI::Pointer::NULL
i+=1
end
r
end
end
end
#
end
#
# EOF
|
