forked from HaxeFoundation/haxe
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcommon.ml
1094 lines (1019 loc) · 45.7 KB
/
common.ml
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
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
(*
* Copyright (C)2005-2013 Haxe Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*)
open Ast
open Type
type package_rule =
| Forbidden
| Directory of string
| Remap of string
type pos = Ast.pos
type basic_types = {
mutable tvoid : t;
mutable tint : t;
mutable tfloat : t;
mutable tbool : t;
mutable tnull : t -> t;
mutable tstring : t;
mutable tarray : t -> t;
}
type stats = {
s_files_parsed : int ref;
s_classes_built : int ref;
s_methods_typed : int ref;
s_macros_called : int ref;
}
type platform =
| Cross
| Js
| Neko
| Flash
| Php
| Cpp
| Cs
| Java
| Python
(**
The capture policy tells which handling we make of captured locals
(the locals which are referenced in local functions)
See details/implementation in Codegen.captured_vars
*)
type capture_policy =
(** do nothing, let the platform handle it *)
| CPNone
(** wrap all captured variables into a single-element array to allow modifications *)
| CPWrapRef
(** similar to wrap ref, but will only apply to the locals that are declared in loops *)
| CPLoopVars
type platform_config = {
(** has a static type system, with not-nullable basic types (Int/Float/Bool) *)
pf_static : bool;
(** has access to the "sys" package *)
pf_sys : bool;
(** local variables are block-scoped *)
pf_locals_scope : bool;
(** captured local variables are scoped *)
pf_captured_scope : bool;
(** generated locals must be absolutely unique wrt the current function *)
pf_unique_locals : bool;
(** captured variables handling (see before) *)
pf_capture_policy : capture_policy;
(** when calling a method with optional args, do we replace the missing args with "null" constants *)
pf_pad_nulls : bool;
(** add a final return to methods not having one already - prevent some compiler warnings *)
pf_add_final_return : bool;
(** does the platform natively support overloaded functions *)
pf_overload : bool;
(** does the platform generator handle pattern matching *)
pf_pattern_matching : bool;
(** can the platform use default values for non-nullable arguments *)
pf_can_skip_non_nullable_argument : bool;
(** type paths that are reserved on the platform *)
pf_reserved_type_paths : path list;
}
type display_mode =
| DMNone
| DMDefault
| DMUsage
| DMPosition
| DMToplevel
| DMResolve of string
| DMType
type context = {
(* config *)
version : int;
args : string list;
mutable sys_args : string list;
mutable display : display_mode;
mutable debug : bool;
mutable verbose : bool;
mutable foptimize : bool;
mutable platform : platform;
mutable config : platform_config;
mutable std_path : string list;
mutable class_path : string list;
mutable main_class : Type.path option;
mutable defines : (string,string) PMap.t;
mutable package_rules : (string,package_rule) PMap.t;
mutable error : string -> pos -> unit;
mutable warning : string -> pos -> unit;
mutable load_extern_type : (path -> pos -> (string * Ast.package) option) list; (* allow finding types which are not in sources *)
mutable filters : (unit -> unit) list;
mutable final_filters : (unit -> unit) list;
mutable defines_signature : string option;
mutable print : string -> unit;
mutable get_macros : unit -> context option;
mutable run_command : string -> int;
file_lookup_cache : (string,string option) Hashtbl.t;
mutable stored_typed_exprs : (int, texpr) PMap.t;
(* output *)
mutable file : string;
mutable flash_version : float;
mutable features : (string,bool) Hashtbl.t;
mutable modules : Type.module_def list;
mutable main : Type.texpr option;
mutable types : Type.module_type list;
mutable resources : (string,string) Hashtbl.t;
mutable neko_libs : string list;
mutable include_files : (string * string) list;
mutable php_front : string option;
mutable php_lib : string option;
mutable php_prefix : string option;
mutable swf_libs : (string * (unit -> Swf.swf) * (unit -> ((string list * string),As3hl.hl_class) Hashtbl.t)) list;
mutable java_libs : (string * bool * (unit -> unit) * (unit -> (path list)) * (path -> ((JData.jclass * string * string) option))) list; (* (path,std,close,all_files,lookup) *)
mutable net_libs : (string * bool * (unit -> path list) * (path -> IlData.ilclass option)) list; (* (path,std,all_files,lookup) *)
mutable net_std : string list;
net_path_map : (path,string list * string list * string) Hashtbl.t;
mutable c_args : string list;
mutable js_gen : (unit -> unit) option;
(* typing *)
mutable basic : basic_types;
memory_marker : float array;
}
exception Abort of string * Ast.pos
let display_default = ref DMNone
module Define = struct
type strict_defined =
| AbsolutePath
| AdvancedTelemetry
| Analyzer
| As3
| CheckXmlProxy
| CoreApi
| CoreApiSerialize
| Cppia
| Dce
| DceDebug
| Debug
| Display
| DllExport
| DllImport
| DocGen
| Dump
| DumpDependencies
| DumpIgnoreVarIds
| EraseGenerics
| Fdb
| FileExtension
| FlashStrict
| FlashUseStage
| ForceLibCheck
| ForceNativeProperty
| FormatWarning
| GencommonDebug
| HaxeBoot
| HaxeVer
| HxcppApiLevel
| IncludePrefix
| Interp
| JavaVer
| JqueryVer
| JsClassic
| JsEs5
| JsUnflatten
| KeepOldOutput
| LoopUnrollMaxCost
| Macro
| MacroTimes
| NekoSource
| NekoV1
| NetworkSandbox
| NetVer
| NetTarget
| NoCompilation
| NoCOpt
| NoDeprecationWarnings
| NoFlashOverride
| NoDebug
| NoInline
| NoOpt
| NoPatternMatching
| NoRoot
| NoSimplify
| NoSwfCompress
| NoTraces
| Objc
| PhpPrefix
| RealPosition
| ReplaceFiles
| Scriptable
| ShallowExpose
| SourceHeader
| SourceMapContent
| Swc
| SwfCompressLevel
| SwfDebugPassword
| SwfDirectBlit
| SwfGpu
| SwfMetadata
| SwfPreloaderFrame
| SwfProtected
| SwfScriptTimeout
| SwfUseDoAbc
| Sys
| Unsafe
| UseNekoc
| UseRttiDoc
| Vcproj
| NoMacroCache
| Last (* must be last *)
let infos = function
| AbsolutePath -> ("absolute_path","Print absolute file path in trace output")
| AdvancedTelemetry -> ("advanced-telemetry","Allow the SWF to be measured with Monocle tool")
| Analyzer -> ("analyzer","Use static analyzer for optimization (experimental)")
| As3 -> ("as3","Defined when outputing flash9 as3 source code")
| CheckXmlProxy -> ("check_xml_proxy","Check the used fields of the xml proxy")
| CoreApi -> ("core_api","Defined in the core api context")
| CoreApiSerialize -> ("core_api_serialize","Mark some generated core api classes with the Serializable attribute on C#")
| Cppia -> ("cppia", "Generate experimental cpp instruction assembly")
| Dce -> ("dce","<mode:std|full||no> Set the dead code elimination mode (default std)")
| DceDebug -> ("dce_debug","Show DCE log")
| Debug -> ("debug","Activated when compiling with -debug")
| Display -> ("display","Activated during completion")
| DllExport -> ("dll_export", "GenCPP experimental linking")
| DllImport -> ("dll_import", "GenCPP experimental linking")
| DocGen -> ("doc_gen","Do not perform any removal/change in order to correctly generate documentation")
| Dump -> ("dump","Dump the complete typed AST for internal debugging in a dump subdirectory - use dump=pretty for Haxe-like formatting")
| DumpDependencies -> ("dump_dependencies","Dump the classes dependencies in a dump subdirectory")
| DumpIgnoreVarIds -> ("dump_ignore_var_ids","Remove variable IDs from non-pretty dumps (helps with diff)")
| EraseGenerics -> ("erase_generics","Erase generic classes on C#")
| Fdb -> ("fdb","Enable full flash debug infos for FDB interactive debugging")
| FileExtension -> ("file_extension","Output filename extension for cpp source code")
| FlashStrict -> ("flash_strict","More strict typing for flash target")
| FlashUseStage -> ("flash_use_stage","Keep the SWF library initial stage")
(* force_lib_check is only here as a debug facility - compiler checking allows errors to be found more easily *)
| ForceLibCheck -> ("force_lib_check","Force the compiler to check -net-lib and -java-lib added classes (internal)")
| ForceNativeProperty -> ("force_native_property","Tag all properties with :nativeProperty metadata for 3.1 compatibility")
| FormatWarning -> ("format_warning","Print a warning for each formated string, for 2.x compatibility")
| GencommonDebug -> ("gencommon_debug","GenCommon internal")
| HaxeBoot -> ("haxe_boot","Given the name 'haxe' to the flash boot class instead of a generated name")
| HaxeVer -> ("haxe_ver","The current Haxe version value")
| HxcppApiLevel -> ("hxcpp_api_level","Provided to allow compatibility between hxcpp versions")
| IncludePrefix -> ("include_prefix","prepend path to generated include files")
| Interp -> ("interp","The code is compiled to be run with --interp")
| JavaVer -> ("java_ver", "<version:5-7> Sets the Java version to be targeted")
| JqueryVer -> ("jquery_ver", "The jQuery version supported by js.jquery.*. The version is encoded as an interger. e.g. 1.11.3 is encoded as 11103")
| JsClassic -> ("js_classic","Don't use a function wrapper and strict mode in JS output")
| JsEs5 -> ("js_es5","Generate JS for ES5-compliant runtimes")
| JsUnflatten -> ("js_unflatten","Generate nested objects for packages and types")
| KeepOldOutput -> ("keep_old_output","Keep old source files in the output directory (for C#/Java)")
| LoopUnrollMaxCost -> ("loop_unroll_max_cost","Maximum cost (number of expressions * iterations) before loop unrolling is canceled (default 250)")
| Macro -> ("macro","Defined when code is compiled in the macro context")
| MacroTimes -> ("macro_times","Display per-macro timing when used with --times")
| NetVer -> ("net_ver", "<version:20-45> Sets the .NET version to be targeted")
| NetTarget -> ("net_target", "<name> Sets the .NET target. Defaults to \"net\". xbox, micro (Micro Framework), compact (Compact Framework) are some valid values")
| NekoSource -> ("neko_source","Output neko source instead of bytecode")
| NekoV1 -> ("neko_v1","Keep Neko 1.x compatibility")
| NetworkSandbox -> ("network-sandbox","Use local network sandbox instead of local file access one")
| NoCompilation -> ("no-compilation","Disable final compilation for Cs, Cpp and Java")
| NoCOpt -> ("no_copt","Disable completion optimization (for debug purposes)")
| NoDebug -> ("no_debug","Remove all debug macros from cpp output")
| NoDeprecationWarnings -> ("no-deprecation-warnings","Do not warn if fields annotated with @:deprecated are used")
| NoFlashOverride -> ("no-flash-override", "Change overrides on some basic classes into HX suffixed methods, flash only")
| NoOpt -> ("no_opt","Disable optimizations")
| NoPatternMatching -> ("no_pattern_matching","Disable pattern matching")
| NoInline -> ("no_inline","Disable inlining")
| NoRoot -> ("no_root","Generate top-level types into haxe.root namespace")
| NoMacroCache -> ("no_macro_cache","Disable macro context caching")
| NoSimplify -> "no_simplify",("Disable simplification filter")
| NoSwfCompress -> ("no_swf_compress","Disable SWF output compression")
| NoTraces -> ("no_traces","Disable all trace calls")
| Objc -> ("objc","Sets the hxcpp output to objective-c++ classes. Must be defined for interop")
| PhpPrefix -> ("php_prefix","Compiled with --php-prefix")
| RealPosition -> ("real_position","Disables haxe source mapping when targetting C#")
| ReplaceFiles -> ("replace_files","GenCommon internal")
| Scriptable -> ("scriptable","GenCPP internal")
| ShallowExpose -> ("shallow-expose","Expose types to surrounding scope of Haxe generated closure without writing to window object")
| SourceHeader -> ("source-header","Print value as comment on top of generated files, use '' value to disable")
| SourceMapContent -> ("source-map-content","Include the hx sources as part of the JS source map")
| Swc -> ("swc","Output a SWC instead of a SWF")
| SwfCompressLevel -> ("swf_compress_level","<level:1-9> Set the amount of compression for the SWF output")
| SwfDebugPassword -> ("swf_debug_password", "Set a password for debugging")
| SwfDirectBlit -> ("swf_direct_blit", "Use hardware acceleration to blit graphics")
| SwfGpu -> ("swf_gpu", "Use GPU compositing features when drawing graphics")
| SwfMetadata -> ("swf_metadata", "<file> Include contents of <file> as metadata in the swf")
| SwfPreloaderFrame -> ("swf_preloader_frame", "Insert empty first frame in swf")
| SwfProtected -> ("swf_protected","Compile Haxe private as protected in the SWF instead of public")
| SwfScriptTimeout -> ("swf_script_timeout", "Maximum ActionScript processing time before script stuck dialog box displays (in seconds)")
| SwfUseDoAbc -> ("swf_use_doabc", "Use DoAbc swf-tag instead of DoAbcDefine")
| Sys -> ("sys","Defined for all system platforms")
| Unsafe -> ("unsafe","Allow unsafe code when targeting C#")
| UseNekoc -> ("use_nekoc","Use nekoc compiler instead of internal one")
| UseRttiDoc -> ("use_rtti_doc","Allows access to documentation during compilation")
| Vcproj -> ("vcproj","GenCPP internal")
| Last -> assert false
end
module MetaInfo = struct
open Meta
type meta_usage =
| TClass
| TClassField
| TAbstract
| TAbstractField
| TEnum
| TTypedef
| TAnyField
| TExpr
| TTypeParameter
type meta_parameter =
| HasParam of string
| Platform of platform
| Platforms of platform list
| UsedOn of meta_usage
| UsedOnEither of meta_usage list
| Internal
let to_string = function
| Abi -> ":abi",("Function ABI/calling convention",[Platforms [Cpp]])
| Abstract -> ":abstract",("Sets the underlying class implementation as 'abstract'",[Platforms [Java;Cs]])
| Access -> ":access",("Forces private access to package, type or field",[HasParam "Target path";UsedOnEither [TClass;TClassField]])
| Accessor -> ":accessor",("Used internally by DCE to mark property accessors",[UsedOn TClassField;Internal])
| Allow -> ":allow",("Allows private access from package, type or field",[HasParam "Target path";UsedOnEither [TClass;TClassField]])
| Analyzer -> ":analyzer",("Used to configure the static analyzer",[])
| Annotation -> ":annotation",("Annotation (@interface) definitions on -java-lib imports will be annotated with this metadata. Has no effect on types compiled by Haxe",[Platform Java; UsedOn TClass])
| ArrayAccess -> ":arrayAccess",("Allows [] access on an abstract",[UsedOnEither [TAbstract;TAbstractField]])
| Ast -> ":ast",("Internally used to pass the AST source into the typed AST",[Internal])
| AutoBuild -> ":autoBuild",("Extends @:build metadata to all extending and implementing classes",[HasParam "Build macro call";UsedOn TClass])
| Bind -> ":bind",("Override Swf class declaration",[Platform Flash;UsedOn TClass])
| Bitmap -> ":bitmap",("Embeds given bitmap data into the class (must extend flash.display.BitmapData)",[HasParam "Bitmap file path";UsedOn TClass;Platform Flash])
| BridgeProperties -> ":bridgeProperties",("Creates native property bridges for all Haxe properties in this class",[UsedOn TClass;Platform Cs])
| Build -> ":build",("Builds a class or enum from a macro",[HasParam "Build macro call";UsedOnEither [TClass;TEnum]])
| BuildXml -> ":buildXml",("Specify xml data to be injected into Build.xml",[Platform Cpp])
| Callable -> ":callable",("Abstract forwards call to its underlying type",[UsedOn TAbstract])
| Class -> ":class",("Used internally to annotate an enum that will be generated as a class",[Platforms [Java;Cs]; UsedOn TEnum; Internal])
| ClassCode -> ":classCode",("Used to inject platform-native code into a class",[Platforms [Java;Cs]; UsedOn TClass])
| Commutative -> ":commutative",("Declares an abstract operator as commutative",[UsedOn TAbstractField])
| CompilerGenerated -> ":compilerGenerated",("Marks a field as generated by the compiler. Shouldn't be used by the end user",[Platforms [Java;Cs]])
| Const -> ":const",("Allows a type parameter to accept expression values",[UsedOn TTypeParameter])
| CoreApi -> ":coreApi",("Identifies this class as a core api class (forces Api check)",[UsedOnEither [TClass;TEnum;TTypedef;TAbstract]])
| CoreType -> ":coreType",("Identifies an abstract as core type so that it requires no implementation",[UsedOn TAbstract])
| CppFileCode -> ":cppFileCode",("Code to be injected into generated cpp file",[Platform Cpp])
| CppInclude -> ":cppInclude",("File to be included in generated cpp file",[Platform Cpp])
| CppNamespaceCode -> ":cppNamespaceCode",("",[Platform Cpp])
| CsNative -> ":csNative",("Automatically added by -net-lib on classes generated from .NET DLL files",[Platform Cs; UsedOnEither[TClass;TEnum]; Internal])
| Dce -> ":dce",("Forces dead code elimination even when -dce full is not specified",[UsedOnEither [TClass;TEnum]])
| Debug -> ":debug",("Forces debug information to be generated into the Swf even without -debug",[UsedOnEither [TClass;TClassField]; Platform Flash])
| Decl -> ":decl",("",[Platform Cpp])
| DefParam -> ":defParam",("?",[])
| Delegate -> ":delegate",("Automatically added by -net-lib on delegates",[Platform Cs; UsedOn TAbstract])
| Depend -> ":depend",("",[Platform Cpp])
| Deprecated -> ":deprecated",("Automatically added by -java-lib on class fields annotated with @Deprecated annotation. Has no effect on types compiled by Haxe",[Platform Java; UsedOnEither [TClass;TEnum;TClassField]])
| DirectlyUsed -> ":directlyUsed",("Marks types that are directly referenced by non-extern code",[Internal])
| DynamicObject -> ":dynamicObject",("Used internally to identify the Dynamic Object implementation",[Platforms [Java;Cs]; UsedOn TClass; Internal])
| Enum -> ":enum",("Defines finite value sets to abstract definitions",[UsedOn TAbstract])
| EnumConstructorParam -> ":enumConstructorParam",("Used internally to annotate GADT type parameters",[UsedOn TClass; Internal])
| Event -> ":event",("Automatically added by -net-lib on events. Has no effect on types compiled by Haxe",[Platform Cs; UsedOn TClassField])
| Exhaustive -> ":exhaustive",("",[Internal])
| Expose -> ":expose",("Makes the class available on the window object",[HasParam "?Name=Class path";UsedOn TClass;Platform Js])
| Extern -> ":extern",("Marks the field as extern so it is not generated",[UsedOn TClassField])
| FakeEnum -> ":fakeEnum",("Treat enum as collection of values of the specified type",[HasParam "Type name";UsedOn TEnum])
| File -> ":file",("Includes a given binary file into the target Swf and associates it with the class (must extend flash.utils.ByteArray)",[HasParam "File path";UsedOn TClass;Platform Flash])
| Final -> ":final",("Prevents a class from being extended",[UsedOn TClass])
| FlatEnum -> ":flatEnum",("Internally used to mark an enum as being flat, i.e. having no function constructors",[UsedOn TEnum; Internal])
| Font -> ":font",("Embeds the given TrueType font into the class (must extend flash.text.Font)",[HasParam "TTF path";HasParam "Range String";UsedOn TClass])
| Forward -> ":forward",("Forwards field access to underlying type",[HasParam "List of field names";UsedOn TAbstract])
| From -> ":from",("Specifies that the field of the abstract is a cast operation from the type identified in the function",[UsedOn TAbstractField])
| FunctionCode -> ":functionCode",("Used to inject platform-native code into a function",[Platforms [Cpp;Java;Cs]])
| FunctionTailCode -> ":functionTailCode",("",[Platform Cpp])
| Generic -> ":generic",("Marks a class or class field as generic so each type parameter combination generates its own type/field",[UsedOnEither [TClass;TClassField]])
| GenericBuild -> ":genericBuild",("Builds instances of a type using the specified macro",[UsedOn TClass])
| GenericInstance -> ":genericInstance",("Internally used to mark instances of @:generic methods",[UsedOn TClassField;Internal])
| Getter -> ":getter",("Generates a native getter function on the given field",[HasParam "Class field name";UsedOn TClassField;Platform Flash])
| Hack -> ":hack",("Allows extending classes marked as @:final",[UsedOn TClass])
| HasUntyped -> (":has_untyped",("Used by the typer to mark fields that have untyped expressions",[Internal]))
| HaxeGeneric -> ":haxeGeneric",("Used internally to annotate non-native generic classes",[Platform Cs; UsedOnEither[TClass;TEnum]; Internal])
| HeaderClassCode -> ":headerClassCode",("Code to be injected into the generated class, in the header",[Platform Cpp])
| HeaderCode -> ":headerCode",("Code to be injected into the generated header file",[Platform Cpp])
| HeaderInclude -> ":headerInclude",("File to be included in generated header file",[Platform Cpp])
| HeaderNamespaceCode -> ":headerNamespaceCode",("",[Platform Cpp])
| HxGen -> ":hxGen",("Annotates that an extern class was generated by Haxe",[Platforms [Java;Cs]; UsedOnEither [TClass;TEnum]])
| IfFeature -> ":ifFeature",("Causes a field to be kept by DCE if the given feature is part of the compilation",[HasParam "Feature name";UsedOn TClassField])
| Impl -> ":impl",("Used internally to mark abstract implementation fields",[UsedOn TAbstractField; Internal])
| PythonImport -> ":pythonImport",("Generates python import statement for extern classes",[Platforms [Python]; UsedOn TClass])
| ImplicitCast -> ":implicitCast",("Generated automatically on the AST when an implicit abstract cast happens",[Internal; UsedOn TExpr])
| Include -> ":include",("",[Platform Cpp])
| InitPackage -> ":initPackage",("?",[])
| Meta.Internal -> ":internal",("Generates the annotated field/class with 'internal' access",[Platforms [Java;Cs]; UsedOnEither[TClass;TEnum;TClassField]])
| IsVar -> ":isVar",("Forces a physical field to be generated for properties that otherwise would not require one",[UsedOn TClassField])
| JavaCanonical -> ":javaCanonical",("Used by the Java target to annotate the canonical path of the type",[HasParam "Output type package";HasParam "Output type name";UsedOnEither [TClass;TEnum]; Platform Java])
| JavaNative -> ":javaNative",("Automatically added by -java-lib on classes generated from JAR/class files",[Platform Java; UsedOnEither[TClass;TEnum]; Internal])
| JsRequire -> ":jsRequire",("Generate javascript module require expression for given extern",[Platform Js; UsedOn TClass])
| Keep -> ":keep",("Causes a field or type to be kept by DCE",[])
| KeepInit -> ":keepInit",("Causes a class to be kept by DCE even if all its field are removed",[UsedOn TClass])
| KeepSub -> ":keepSub",("Extends @:keep metadata to all implementing and extending classes",[UsedOn TClass])
| LibType -> ":libType",("Used by -net-lib and -java-lib to mark a class that shouldn't be checked (overrides, interfaces, etc) by the type loader",[Internal; UsedOn TClass; Platforms [Java;Cs]])
| Meta -> ":meta",("Internally used to mark a class field as being the metadata field",[])
| Macro -> ":macro",("(deprecated)",[])
| MaybeUsed -> ":maybeUsed",("Internally used by DCE to mark fields that might be kept",[Internal])
| MergeBlock -> ":mergeBlock",("Merge the annotated block into the current scope",[UsedOn TExpr])
| MultiType -> ":multiType",("Specifies that an abstract chooses its this-type from its @:to functions",[UsedOn TAbstract; HasParam "Relevant type parameters"])
| Native -> ":native",("Rewrites the path of a class or enum during generation",[HasParam "Output type path";UsedOnEither [TClass;TEnum]])
| NativeChildren -> ":nativeChildren",("Annotates that all children from a type should be treated as if it were an extern definition - platform native",[Platforms [Java;Cs]; UsedOn TClass])
| NativeGen -> ":nativeGen",("Annotates that a type should be treated as if it were an extern definition - platform native",[Platforms [Java;Cs;Python]; UsedOnEither[TClass;TEnum]])
| NativeGeneric -> ":nativeGeneric",("Used internally to annotate native generic classes",[Platform Cs; UsedOnEither[TClass;TEnum]; Internal])
| NativeProperty -> ":nativeProperty",("Use native properties which will execute even with dynamic usage",[Platform Cpp])
| NoCompletion -> ":noCompletion",("Prevents the compiler from suggesting completion on this field",[UsedOn TClassField])
| NoDebug -> ":noDebug",("Does not generate debug information into the Swf even if -debug is set",[UsedOnEither [TClass;TClassField];Platform Flash])
| NoDoc -> ":noDoc",("Prevents a type from being included in documentation generation",[])
| NoExpr -> ":noExpr",("Internally used to mark abstract fields which have no expression by design",[Internal])
| NoImportGlobal -> ":noImportGlobal",("Prevents a static field from being imported with import Class.*",[UsedOn TAnyField])
| NonVirtual -> ":nonVirtual",("Declares function to be non-virtual in cpp",[Platform Cpp])
| NoPackageRestrict -> ":noPackageRestrict",("Allows a module to be accessed across all targets if found on its first type",[Internal])
| NoPrivateAccess -> ":noPrivateAccess",("Disallow private access to anything for the annotated expression",[UsedOn TExpr])
| NoStack -> ":noStack",("",[Platform Cpp])
| NotNull -> ":notNull",("Declares an abstract type as not accepting null values",[UsedOn TAbstract])
| NoUsing -> ":noUsing",("Prevents a field from being used with 'using'",[UsedOn TClassField])
| Ns -> ":ns",("Internally used by the Swf generator to handle namespaces",[Platform Flash])
| Objc -> ":objc",("Declares a class or interface that is used to interoperate with Objective-C code",[Platform Cpp;UsedOn TClass])
| Op -> ":op",("Declares an abstract field as being an operator overload",[HasParam "The operation";UsedOn TAbstractField])
| Optional -> ":optional",("Marks the field of a structure as optional",[UsedOn TClassField])
| Overload -> ":overload",("Allows the field to be called with different argument types",[HasParam "Function specification (no expression)";UsedOn TClassField])
| Public -> ":public",("Marks a class field as being public",[UsedOn TClassField])
| PublicFields -> ":publicFields",("Forces all class fields of inheriting classes to be public",[UsedOn TClass])
| QuotedField -> ":quotedField",("Used internally to mark structure fields which are quoted in syntax",[Internal])
| PrivateAccess -> ":privateAccess",("Allow private access to anything for the annotated expression",[UsedOn TExpr])
| Protected -> ":protected",("Marks a class field as being protected",[UsedOn TClassField])
| Property -> ":property",("Marks a property field to be compiled as a native C# property",[UsedOn TClassField;Platform Cs])
| ReadOnly -> ":readOnly",("Generates a field with the 'readonly' native keyword",[Platform Cs; UsedOn TClassField])
| RealPath -> ":realPath",("Internally used on @:native types to retain original path information",[Internal])
| Remove -> ":remove",("Causes an interface to be removed from all implementing classes before generation",[UsedOn TClass])
| Require -> ":require",("Allows access to a field only if the specified compiler flag is set",[HasParam "Compiler flag to check";UsedOn TClassField])
| RequiresAssign -> ":requiresAssign",("Used internally to mark certain abstract operator overloads",[Internal])
| Resolve -> ":resolve",("Abstract fields marked with this metadata can be used to resolve unknown fields",[UsedOn TClassField])
| ReplaceReflection -> ":replaceReflection",("Used internally to specify a function that should replace its internal __hx_functionName counterpart",[Platforms [Java;Cs]; UsedOnEither[TClass;TEnum]; Internal])
| Rtti -> ":rtti",("Adds runtime type informations",[UsedOn TClass])
| Runtime -> ":runtime",("?",[])
| RuntimeValue -> ":runtimeValue",("Marks an abstract as being a runtime value",[UsedOn TAbstract])
| SelfCall -> ":selfCall",("Translates method calls into calling object directly",[UsedOn TClassField; Platform Js])
| Setter -> ":setter",("Generates a native setter function on the given field",[HasParam "Class field name";UsedOn TClassField;Platform Flash])
| StoredTypedExpr -> ":storedTypedExpr",("Used internally to reference a typed expression returned from a macro",[Internal])
| SkipCtor -> ":skipCtor",("Used internally to generate a constructor as if it were a native type (no __hx_ctor)",[Platforms [Java;Cs]; Internal])
| SkipReflection -> ":skipReflection",("Used internally to annotate a field that shouldn't have its reflection data generated",[Platforms [Java;Cs]; UsedOn TClassField; Internal])
| Sound -> ":sound",( "Includes a given .wav or .mp3 file into the target Swf and associates it with the class (must extend flash.media.Sound)",[HasParam "File path";UsedOn TClass;Platform Flash])
| SourceFile -> ":sourceFile",("Source code filename for external class",[Platform Cpp])
| Strict -> ":strict",("Used to declare a native C# attribute or a native Java metadata. Is type checked",[Platforms [Java;Cs]])
| Struct -> ":struct",("Marks a class definition as a struct",[Platform Cs; UsedOn TClass])
| StructAccess -> ":structAccess",("Marks an extern class as using struct access('.') not pointer('->')",[Platform Cpp; UsedOn TClass])
| SuppressWarnings -> ":suppressWarnings",("Adds a SuppressWarnings annotation for the generated Java class",[Platform Java; UsedOn TClass])
| Throws -> ":throws",("Adds a 'throws' declaration to the generated function",[HasParam "Type as String"; Platform Java; UsedOn TClassField])
| This -> ":this",("Internally used to pass a 'this' expression to macros",[Internal; UsedOn TExpr])
| To -> ":to",("Specifies that the field of the abstract is a cast operation to the type identified in the function",[UsedOn TAbstractField])
| ToString -> ":toString",("Internally used",[Internal])
| Transient -> ":transient",("Adds the 'transient' flag to the class field",[Platform Java; UsedOn TClassField])
| ValueUsed -> ":valueUsed",("Internally used by DCE to mark an abstract value as used",[Internal])
| Volatile -> ":volatile",("",[Platforms [Java;Cs]])
| Unbound -> ":unbound", ("Compiler internal to denote unbounded global variable",[])
| UnifyMinDynamic -> ":unifyMinDynamic",("Allows a collection of types to unify to Dynamic",[UsedOn TClassField])
| Unreflective -> ":unreflective",("",[Platform Cpp])
| Unsafe -> ":unsafe",("Declares a class, or a method with the C#'s 'unsafe' flag",[Platform Cs; UsedOnEither [TClass;TClassField]])
| Usage -> ":usage",("?",[])
| Used -> ":used",("Internally used by DCE to mark a class or field as used",[Internal])
| Value -> ":value",("Used to store default values for fields and function arguments",[UsedOn TClassField])
| Void -> ":void",("Use Cpp native 'void' return type",[Platform Cpp])
| Last -> assert false
(* do not put any custom metadata after Last *)
| Dollar s -> "$" ^ s,("",[])
| Custom s -> s,("",[])
let hmeta =
let h = Hashtbl.create 0 in
let rec loop i =
let m = Obj.magic i in
if m <> Last then begin
Hashtbl.add h (fst (to_string m)) m;
loop (i + 1);
end;
in
loop 0;
h
let parse s = try Hashtbl.find hmeta (":" ^ s) with Not_found -> Custom (":" ^ s)
let from_string s =
if s = "" then Custom "" else match s.[0] with
| ':' -> (try Hashtbl.find hmeta s with Not_found -> Custom s)
| '$' -> Dollar (String.sub s 1 (String.length s - 1))
| _ -> Custom s
end
let stats =
{
s_files_parsed = ref 0;
s_classes_built = ref 0;
s_methods_typed = ref 0;
s_macros_called = ref 0;
}
let default_config =
{
pf_static = true;
pf_sys = true;
pf_locals_scope = true;
pf_captured_scope = true;
pf_unique_locals = false;
pf_capture_policy = CPNone;
pf_pad_nulls = false;
pf_add_final_return = false;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
let get_config com =
let defined f = PMap.mem (fst (Define.infos f)) com.defines in
match com.platform with
| Cross ->
default_config
| Js ->
{
pf_static = false;
pf_sys = false;
pf_locals_scope = false;
pf_captured_scope = false;
pf_unique_locals = false;
pf_capture_policy = CPLoopVars;
pf_pad_nulls = false;
pf_add_final_return = false;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [([],"Object");([],"Error")];
}
| Neko ->
{
pf_static = false;
pf_sys = true;
pf_locals_scope = true;
pf_captured_scope = true;
pf_unique_locals = false;
pf_capture_policy = CPNone;
pf_pad_nulls = true;
pf_add_final_return = false;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
| Flash when defined Define.As3 ->
{
pf_static = true;
pf_sys = false;
pf_locals_scope = false;
pf_captured_scope = true;
pf_unique_locals = true;
pf_capture_policy = CPLoopVars;
pf_pad_nulls = false;
pf_add_final_return = true;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = false;
pf_reserved_type_paths = [];
}
| Flash ->
{
pf_static = true;
pf_sys = false;
pf_locals_scope = true;
pf_captured_scope = true; (* handled by genSwf9 *)
pf_unique_locals = false;
pf_capture_policy = CPLoopVars;
pf_pad_nulls = false;
pf_add_final_return = false;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = false;
pf_reserved_type_paths = [([],"Object");([],"Error")];
}
| Php ->
{
pf_static = false;
pf_sys = true;
pf_locals_scope = false; (* some duplicate work is done in genPhp *)
pf_captured_scope = false;
pf_unique_locals = false;
pf_capture_policy = CPNone;
pf_pad_nulls = true;
pf_add_final_return = false;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
| Cpp ->
{
pf_static = true;
pf_sys = true;
pf_locals_scope = true;
pf_captured_scope = true;
pf_unique_locals = false;
pf_capture_policy = CPWrapRef;
pf_pad_nulls = true;
pf_add_final_return = true;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
| Cs ->
{
pf_static = true;
pf_sys = true;
pf_locals_scope = false;
pf_captured_scope = true;
pf_unique_locals = true;
pf_capture_policy = CPWrapRef;
pf_pad_nulls = true;
pf_add_final_return = false;
pf_overload = true;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
| Java ->
{
pf_static = true;
pf_sys = true;
pf_locals_scope = false;
pf_captured_scope = true;
pf_unique_locals = false;
pf_capture_policy = CPWrapRef;
pf_pad_nulls = true;
pf_add_final_return = false;
pf_overload = true;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
| Python ->
{
pf_static = false;
pf_sys = true;
pf_locals_scope = false;
pf_captured_scope = false;
pf_unique_locals = false;
pf_capture_policy = CPLoopVars;
pf_pad_nulls = false;
pf_add_final_return = false;
pf_overload = false;
pf_pattern_matching = false;
pf_can_skip_non_nullable_argument = true;
pf_reserved_type_paths = [];
}
let memory_marker = [|Unix.time()|]
let create v args =
let m = Type.mk_mono() in
let defines =
PMap.add "true" "1" (
PMap.add "source-header" "Generated by Haxe" (
if !display_default <> DMNone then PMap.add "display" "1" PMap.empty else PMap.empty))
in
{
version = v;
args = args;
sys_args = args;
debug = false;
display = !display_default;
verbose = false;
foptimize = true;
features = Hashtbl.create 0;
platform = Cross;
config = default_config;
print = (fun s -> print_string s; flush stdout);
run_command = Sys.command;
std_path = [];
class_path = [];
main_class = None;
defines = defines;
package_rules = PMap.empty;
file = "";
types = [];
filters = [];
final_filters = [];
modules = [];
main = None;
flash_version = 10.;
resources = Hashtbl.create 0;
php_front = None;
php_lib = None;
swf_libs = [];
java_libs = [];
net_libs = [];
net_std = [];
net_path_map = Hashtbl.create 0;
c_args = [];
neko_libs = [];
include_files = [];
php_prefix = None;
js_gen = None;
load_extern_type = [];
defines_signature = None;
get_macros = (fun() -> None);
warning = (fun _ _ -> assert false);
error = (fun _ _ -> assert false);
basic = {
tvoid = m;
tint = m;
tfloat = m;
tbool = m;
tnull = (fun _ -> assert false);
tstring = m;
tarray = (fun _ -> assert false);
};
file_lookup_cache = Hashtbl.create 0;
stored_typed_exprs = PMap.empty;
memory_marker = memory_marker;
}
let log com str =
if com.verbose then com.print (str ^ "\n")
let clone com =
let t = com.basic in
{ com with
basic = { t with tvoid = t.tvoid };
main_class = None;
features = Hashtbl.create 0;
file_lookup_cache = Hashtbl.create 0;
}
let file_time file =
try (Unix.stat file).Unix.st_mtime with _ -> 0.
let get_signature com =
match com.defines_signature with
| Some s -> s
| None ->
let str = String.concat "@" (PMap.foldi (fun k v acc ->
(* don't make much difference between these special compilation flags *)
match k with
| "display" | "use_rtti_doc" | "macrotimes" -> acc
| _ -> k :: v :: acc
) com.defines []) in
let s = Digest.string str in
com.defines_signature <- Some s;
s
let file_extension file =
match List.rev (ExtString.String.nsplit file ".") with
| e :: _ -> String.lowercase e
| [] -> ""
let platforms = [
Js;
Neko;
Flash;
Php;
Cpp;
Cs;
Java;
Python;
]
let platform_name = function
| Cross -> "cross"
| Js -> "js"
| Neko -> "neko"
| Flash -> "flash"
| Php -> "php"
| Cpp -> "cpp"
| Cs -> "cs"
| Java -> "java"
| Python -> "python"
let flash_versions = List.map (fun v ->
let maj = int_of_float v in
let min = int_of_float (mod_float (v *. 10.) 10.) in
v, string_of_int maj ^ (if min = 0 then "" else "_" ^ string_of_int min)
) [9.;10.;10.1;10.2;10.3;11.;11.1;11.2;11.3;11.4;11.5;11.6;11.7;11.8;11.9;12.0;13.0;14.0;15.0;16.0;17.0]
let flash_version_tag = function
| 6. -> 6
| 7. -> 7
| 8. -> 8
| 9. -> 9
| 10. | 10.1 -> 10
| 10.2 -> 11
| 10.3 -> 12
| 11. -> 13
| 11.1 -> 14
| 11.2 -> 15
| 11.3 -> 16
| 11.4 -> 17
| 11.5 -> 18
| 11.6 -> 19
| 11.7 -> 20
| 11.8 -> 21
| 11.9 -> 22
| 12.0 -> 23
| 13.0 -> 24
| 14.0 -> 25
| 15.0 -> 26
| 16.0 -> 27
| 17.0 -> 28
| v -> failwith ("Invalid SWF version " ^ string_of_float v)
let raw_defined ctx v =
PMap.mem v ctx.defines
let defined ctx v =
raw_defined ctx (fst (Define.infos v))
let raw_defined_value ctx k =
PMap.find k ctx.defines
let defined_value ctx v =
raw_defined_value ctx (fst (Define.infos v))
let defined_value_safe ctx v =
try defined_value ctx v
with Not_found -> ""
let raw_define ctx v =
let k,v = try ExtString.String.split v "=" with _ -> v,"1" in
ctx.defines <- PMap.add k v ctx.defines;
let k = String.concat "_" (ExtString.String.nsplit k "-") in
ctx.defines <- PMap.add k v ctx.defines;
ctx.defines_signature <- None
let define_value ctx k v =
raw_define ctx (fst (Define.infos k) ^ "=" ^ v)
let define ctx v =
raw_define ctx (fst (Define.infos v))
let init_platform com pf =
com.platform <- pf;
let name = platform_name pf in
let forbid acc p = if p = name || PMap.mem p acc then acc else PMap.add p Forbidden acc in
com.package_rules <- List.fold_left forbid com.package_rules (List.map platform_name platforms);
com.config <- get_config com;
(* if com.config.pf_static then define com "static"; *)
if com.config.pf_sys then define com Define.Sys else com.package_rules <- PMap.add "sys" Forbidden com.package_rules;
raw_define com name
let add_feature com f =
Hashtbl.replace com.features f true
let has_dce com =
(try defined_value com Define.Dce <> "no" with Not_found -> false)
(*
TODO: The has_dce check is there because we mark types with @:directlyUsed in the DCE filter,
which is not run in dce=no and thus we can't know if a type is used directly or not,
so we just assume that they are.
If we had dce filter always running (even with dce=no), we would have types marked with @:directlyUsed
and we wouldn't need to generate unnecessary imports in dce=no, but that's good enough for now.
*)
let is_directly_used com meta =
not (has_dce com) || Ast.Meta.has Ast.Meta.DirectlyUsed meta
let rec has_feature com f =
try
Hashtbl.find com.features f
with Not_found ->
if com.types = [] then not (has_dce com) else
match List.rev (ExtString.String.nsplit f ".") with
| [] -> assert false
| [cl] -> has_feature com (cl ^ ".*")
| meth :: cl :: pack ->
let r = (try
let path = List.rev pack, cl in
(match List.find (fun t -> t_path t = path && not (Ast.Meta.has Ast.Meta.RealPath (t_infos t).mt_meta)) com.types with
| t when meth = "*" -> (match t with TAbstractDecl a -> Ast.Meta.has Ast.Meta.ValueUsed a.a_meta | _ ->
Ast.Meta.has Ast.Meta.Used (t_infos t).mt_meta)
| TClassDecl ({cl_extern = true} as c) when com.platform <> Js || cl <> "Array" && cl <> "Math" ->
Meta.has Meta.Used (try PMap.find meth c.cl_statics with Not_found -> PMap.find meth c.cl_fields).cf_meta
| TClassDecl c ->
PMap.exists meth c.cl_statics || PMap.exists meth c.cl_fields
| _ ->
false)
with Not_found ->
false
) in
let r = r || not (has_dce com) in
Hashtbl.add com.features f r;
r
let allow_package ctx s =
try
if (PMap.find s ctx.package_rules) = Forbidden then ctx.package_rules <- PMap.remove s ctx.package_rules
with Not_found ->
()
let error msg p = raise (Abort (msg,p))
let platform ctx p = ctx.platform = p
let add_filter ctx f =
ctx.filters <- f :: ctx.filters
let add_final_filter ctx f =
ctx.final_filters <- f :: ctx.final_filters
let find_file ctx f =
try
(match Hashtbl.find ctx.file_lookup_cache f with
| None -> raise Exit
| Some f -> f)
with Exit ->
raise Not_found
| Not_found ->
let rec loop had_empty = function
| [] when had_empty -> raise Not_found
| [] -> loop true [""]
| p :: l ->
let file = p ^ f in
if Sys.file_exists file then
file
else
loop (had_empty || p = "") l
in
let r = (try Some (loop false ctx.class_path) with Not_found -> None) in
Hashtbl.add ctx.file_lookup_cache f r;
(match r with
| None -> raise Not_found
| Some f -> f)
let get_full_path f = try Extc.get_full_path f with _ -> f
let unique_full_path = if Sys.os_type = "Win32" || Sys.os_type = "Cygwin" then (fun f -> String.lowercase (get_full_path f)) else get_full_path
let normalize_path p =
let l = String.length p in
if l = 0 then
"./"
else match p.[l-1] with
| '\\' | '/' -> p
| _ -> p ^ "/"
let rec mkdir_recursive base dir_list =
match dir_list with
| [] -> ()
| dir :: remaining ->
let path = match base with
| "" -> dir
| "/" -> "/" ^ dir
| _ -> base ^ "/" ^ dir
in
if not ( (path = "") || ( ((String.length path) = 2) && ((String.sub path 1 1) = ":") ) ) then
if not (Sys.file_exists path) then