------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- I M P U N I T -- -- -- -- B o d y -- -- -- -- Copyright (C) 2000-2023, Free Software Foundation, Inc. -- -- -- -- GNAT is free software; you can redistribute it and/or modify it under -- -- terms of the GNU General Public License as published by the Free Soft- -- -- ware Foundation; either version 3, or (at your option) any later ver- -- -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- -- for more details. You should have received a copy of the GNU General -- -- Public License distributed with GNAT; see file COPYING3. If not, go to -- -- http://www.gnu.org/licenses for a complete copy of the license. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ with Errout; use Errout; with Sinfo; use Sinfo; with Sinfo.Nodes; use Sinfo.Nodes; with Fname.UF; use Fname.UF; with Lib; use Lib; with Namet; use Namet; with Opt; use Opt; with Uname; use Uname; -- Note: this package body is used by GNAT Studio and GNATBench to supply a -- list of entries for help on available library routines. package body Impunit is subtype File_Name_8 is String (1 .. 8); type File_Name_Record is record Fname : File_Name_8; -- 8 character name of unit RMdef : Boolean; -- True if unit is RM defined. False for any unit that is implementation -- defined (and thus not with'able in No_Implementation_Units mode). end record; type File_List is array (Nat range <>) of File_Name_Record; T : constant Boolean := True; F : constant Boolean := False; -- Short hand for RM_Defined values in lists below ------------------ -- Ada 95 Units -- ------------------ -- The following is a giant string list containing the names of all non- -- implementation internal files, i.e. the complete list of files for -- internal units which a program may legitimately WITH when operating in -- either Ada 95 or Ada 2005 mode. -- Note that this list should match the list of units documented in the -- "GNAT Library" section of the GNAT Reference Manual. A unit listed here -- must either be documented in that section or described in the Ada RM. Non_Imp_File_Names_95 : constant File_List := ( ------------------------------------------------------ -- Ada Hierarchy Units from Ada-95 Reference Manual -- ------------------------------------------------------ ("a-astaco", T), -- Ada.Asynchronous_Task_Control ("a-calend", T), -- Ada.Calendar ("a-chahan", T), -- Ada.Characters.Handling ("a-charac", T), -- Ada.Characters ("a-chlat1", T), -- Ada.Characters.Latin_1 ("a-comlin", T), -- Ada.Command_Line ("a-decima", T), -- Ada.Decimal ("a-direio", T), -- Ada.Direct_IO ("a-dynpri", T), -- Ada.Dynamic_Priorities ("a-except", T), -- Ada.Exceptions ("a-finali", T), -- Ada.Finalization ("a-flteio", T), -- Ada.Float_Text_IO ("a-fwteio", T), -- Ada.Float_Wide_Text_IO ("a-inteio", T), -- Ada.Integer_Text_IO ("a-interr", T), -- Ada.Interrupts ("a-intnam", T), -- Ada.Interrupts.Names ("a-ioexce", T), -- Ada.IO_Exceptions ("a-iwteio", T), -- Ada.Integer_Wide_Text_IO ("a-ncelfu", T), -- Ada.Numerics.Complex_Elementary_Functions ("a-ngcefu", T), -- Ada.Numerics.Generic_Complex_Elementary_Functions ("a-ngcoty", T), -- Ada.Numerics.Generic_Complex_Types ("a-ngelfu", T), -- Ada.Numerics.Generic_Elementary_Functions ("a-nucoty", T), -- Ada.Numerics.Complex_Types ("a-nudira", T), -- Ada.Numerics.Discrete_Random ("a-nuelfu", T), -- Ada.Numerics.Elementary_Functions ("a-nuflra", T), -- Ada.Numerics.Float_Random ("a-numeri", T), -- Ada.Numerics ("a-reatim", T), -- Ada.Real_Time ("a-sequio", T), -- Ada.Sequential_IO ("a-stmaco", T), -- Ada.Strings.Maps.Constants ("a-storio", T), -- Ada.Storage_IO ("a-strbou", T), -- Ada.Strings.Bounded ("a-stream", T), -- Ada.Streams ("a-strfix", T), -- Ada.Strings.Fixed ("a-string", T), -- Ada.Strings ("a-strmap", T), -- Ada.Strings.Maps ("a-strunb", T), -- Ada.Strings.Unbounded ("a-ststio", T), -- Ada.Streams.Stream_IO ("a-stwibo", T), -- Ada.Strings.Wide_Bounded ("a-stwifi", T), -- Ada.Strings.Wide_Fixed ("a-stwima", T), -- Ada.Strings.Wide_Maps ("a-stwiun", T), -- Ada.Strings.Wide_Unbounded ("a-swmwco", T), -- Ada.Strings.Wide_Maps.Wide_Constants ("a-sytaco", T), -- Ada.Synchronous_Task_Control ("a-tags ", T), -- Ada.Tags ("a-tasatt", T), -- Ada.Task_Attributes ("a-taside", T), -- Ada.Task_Identification ("a-teioed", T), -- Ada.Text_IO.Editing ("a-textio", T), -- Ada.Text_IO ("a-ticoio", T), -- Ada.Text_IO.Complex_IO ("a-titest", T), -- Ada.Text_IO.Text_Streams ("a-unccon", T), -- Ada.Unchecked_Conversion ("a-uncdea", T), -- Ada.Unchecked_Deallocation ("a-witeio", T), -- Ada.Wide_Text_IO ("a-wtcoio", T), -- Ada.Wide_Text_IO.Complex_IO ("a-wtedit", T), -- Ada.Wide_Text_IO.Editing ("a-wttest", T), -- Ada.Wide_Text_IO.Text_Streams ------------------------------------------------- -- RM Required Additions to Ada for GNAT Types -- ------------------------------------------------- -- Note: Long versions are considered RM defined, but not the Long Long, -- Short, or Short_Short versions. ("a-lfteio", T), -- Ada.Long_Float_Text_IO ("a-lfwtio", T), -- Ada.Long_Float_Wide_Text_IO ("a-liteio", T), -- Ada.Long_Integer_Text_IO ("a-liwtio", T), -- Ada.Long_Integer_Wide_Text_IO ("a-llftio", T), -- Ada.Long_Long_Float_Text_IO ("a-llfwti", T), -- Ada.Long_Long_Float_Wide_Text_IO ("a-llitio", T), -- Ada.Long_Long_Integer_Text_IO ("a-lliwti", F), -- Ada.Long_Long_Integer_Wide_Text_IO ("a-llltio", T), -- Ada.Long_Long_Long_Integer_Text_IO ("a-lllwti", F), -- Ada.Long_Long_Long_Integer_Wide_Text_IO ("a-nlcefu", F), -- Ada.Long_Complex_Elementary_Functions ("a-nlcoty", T), -- Ada.Numerics.Long_Complex_Types ("a-nlelfu", T), -- Ada.Numerics.Long_Elementary_Functions ("a-nllcef", F), -- Ada.Long_Long_Complex_Elementary_Functions ("a-nllefu", F), -- Ada.Numerics.Long_Long_Elementary_Functions ("a-nllcty", F), -- Ada.Numerics.Long_Long_Complex_Types ("a-nscefu", F), -- Ada.Short_Complex_Elementary_Functions ("a-nscoty", F), -- Ada.Numerics.Short_Complex_Types ("a-nselfu", F), -- Ada.Numerics.Short_Elementary_Functions ("a-sfteio", F), -- Ada.Short_Float_Text_IO ("a-sfwtio", F), -- Ada.Short_Float_Wide_Text_IO ("a-siteio", F), -- Ada.Short_Integer_Text_IO ("a-siwtio", F), -- Ada.Short_Integer_Wide_Text_IO ("a-ssitio", F), -- Ada.Short_Short_Integer_Text_IO ("a-ssiwti", F), -- Ada.Short_Short_Integer_Wide_Text_IO ----------------------------------- -- GNAT Defined Additions to Ada -- ----------------------------------- ("a-calcon", F), -- Ada.Calendar.Conversions ("a-chlat9", F), -- Ada.Characters.Latin_9 ("a-clrefi", F), -- Ada.Command_Line.Response_File ("a-colien", F), -- Ada.Command_Line.Environment ("a-colire", F), -- Ada.Command_Line.Remove ("a-cwila1", F), -- Ada.Characters.Wide_Latin_1 ("a-cwila9", F), -- Ada.Characters.Wide_Latin_9 ("a-diocst", F), -- Ada.Direct_IO.C_Streams ("a-einuoc", F), -- Ada.Exceptions.Is_Null_Occurrence ("a-elchha", F), -- Ada.Exceptions.Last_Chance_Handler ("a-exctra", F), -- Ada.Exceptions.Traceback ("a-siocst", F), -- Ada.Sequential_IO.C_Streams ("a-ssicst", F), -- Ada.Streams.Stream_IO.C_Streams ("a-suteio", F), -- Ada.Strings.Unbounded.Text_IO ("a-swuwti", F), -- Ada.Strings.Wide_Unbounded.Wide_Text_IO ("a-tasini", F), -- Ada.Task_Initialization ("a-tiocst", F), -- Ada.Text_IO.C_Streams ("a-wtcstr", F), -- Ada.Wide_Text_IO.C_Streams -- Note: strictly the next two should be Ada 2005 units, but it seems -- harmless (and useful) to make then available in Ada 95 mode, since -- they only deal with Wide_Character, not Wide_Wide_Character. ("a-wichun", F), -- Ada.Wide_Characters.Unicode ("a-widcha", F), -- Ada.Wide_Characters -- Note: strictly the following should be Ada 2012 units, but it seems -- harmless (and useful) to make then available in Ada 95 mode, since -- they do not deal with Wide_Wide_Character. ("a-wichha", F), -- Ada.Wide_Characters.Handling ("a-stuten", F), -- Ada.Strings.UTF_Encoding ("a-suenco", F), -- Ada.Strings.UTF_Encoding.Conversions ("a-suenst", F), -- Ada.Strings.UTF_Encoding.Strings ("a-suewst", F), -- Ada.Strings.UTF_Encoding.Wide_Strings --------------------------- -- GNAT Special IO Units -- --------------------------- -- As further explained elsewhere (see Sem_Ch10), the internal packages of -- Text_IO and Wide_Text_IO are actually implemented as separate children, -- but this fact is intended to be hidden from the user completely. Any -- attempt to WITH one of these units will be diagnosed as an error later -- on, but for now we do not consider these internal implementation units -- (if we did, then we would get a junk warning which would be confusing -- and unnecessary, given that we generate a clear error message). ("a-tideio", F), -- Ada.Text_IO.Decimal_IO ("a-tienio", F), -- Ada.Text_IO.Enumeration_IO ("a-tifiio", F), -- Ada.Text_IO.Fixed_IO ("a-tiflio", F), -- Ada.Text_IO.Float_IO ("a-tiinio", F), -- Ada.Text_IO.Integer_IO ("a-timoio", F), -- Ada.Text_IO.Modular_IO ("a-wtdeio", F), -- Ada.Wide_Text_IO.Decimal_IO ("a-wtenio", F), -- Ada.Wide_Text_IO.Enumeration_IO ("a-wtfiio", F), -- Ada.Wide_Text_IO.Fixed_IO ("a-wtflio", F), -- Ada.Wide_Text_IO.Float_IO ("a-wtinio", F), -- Ada.Wide_Text_IO.Integer_IO ("a-wtmoio", F), -- Ada.Wide_Text_IO.Modular_IO ------------------------ -- GNAT Library Units -- ------------------------ ("g-altive", F), -- GNAT.Altivec ("g-altcon", F), -- GNAT.Altivec.Conversions ("g-alveop", F), -- GNAT.Altivec.Vector_Operations ("g-alvety", F), -- GNAT.Altivec.Vector_Types ("g-alvevi", F), -- GNAT.Altivec.Vector_Views ("g-arrspl", F), -- GNAT.Array_Split ("g-awk ", F), -- GNAT.AWK ("g-binenv", F), -- GNAT.Bind_Environment ("g-binsea", F), -- GNAT.Binary_Search ("g-boubuf", F), -- GNAT.Bounded_Buffers ("g-boumai", F), -- GNAT.Bounded_Mailboxes ("g-brapre", F), -- GNAT.Branch_Prediction ("g-bubsor", F), -- GNAT.Bubble_Sort ("g-busora", F), -- GNAT.Bubble_Sort_A ("g-busorg", F), -- GNAT.Bubble_Sort_G ("g-byorma", F), -- GNAT.Byte_Order_Mark ("g-bytswa", F), -- GNAT.Byte_Swapping ("g-calend", F), -- GNAT.Calendar ("g-catiio", F), -- GNAT.Calendar.Time_IO ("g-casuti", F), -- GNAT.Case_Util ("g-cgi ", F), -- GNAT.CGI ("g-cgicoo", F), -- GNAT.CGI.Cookie ("g-cgideb", F), -- GNAT.CGI.Debug ("g-comlin", F), -- GNAT.Command_Line ("g-comver", F), -- GNAT.Compiler_Version ("g-cppexc", F), -- GNAT.CPP_Exceptions ("g-crc32 ", F), -- GNAT.CRC32 ("g-ctrl_c", F), -- GNAT.Ctrl_C ("g-curexc", F), -- GNAT.Current_Exception ("g-debpoo", F), -- GNAT.Debug_Pools ("g-debuti", F), -- GNAT.Debug_Utilities ("g-decstr", F), -- GNAT.Decode_String ("g-deutst", F), -- GNAT.Decode_UTF8_String ("g-dirope", F), -- GNAT.Directory_Operations ("g-diopit", F), -- GNAT.Directory_Operations.Iteration ("g-dynhta", F), -- GNAT.Dynamic_HTables ("g-dyntab", F), -- GNAT.Dynamic_Tables ("g-encstr", F), -- GNAT.Encode_String ("g-enutst", F), -- GNAT.Encode_UTF8_String ("g-excact", F), -- GNAT.Exception_Actions ("g-except", F), -- GNAT.Exceptions ("g-exctra", F), -- GNAT.Exception_Traces ("g-expect", F), -- GNAT.Expect ("g-exptty", F), -- GNAT.Expect.TTY ("g-flocon", F), -- GNAT.Float_Control ("g-forstr", F), -- GNAT.Formatted_String ("g-gfmafu", F), -- GNAT.Generic_Fast_Math_Functions ("g-graphs", F), -- GNAT.Graphs ("g-heasor", F), -- GNAT.Heap_Sort ("g-hesora", F), -- GNAT.Heap_Sort_A ("g-hesorg", F), -- GNAT.Heap_Sort_G ("g-htable", F), -- GNAT.Htable ("g-io ", F), -- GNAT.IO ("g-io_aux", F), -- GNAT.IO_Aux ("g-lists ", F), -- GNAT.Lists ("g-locfil", F), -- GNAT.Lock_Files ("g-mbdira", F), -- GNAT.MBBS_Discrete_Random ("g-mbflra", F), -- GNAT.MBBS_Float_Random ("g-md5 ", F), -- GNAT.MD5 ("g-memdum", F), -- GNAT.Memory_Dump ("g-moreex", F), -- GNAT.Most_Recent_Exception ("g-os_lib", F), -- GNAT.Os_Lib ("g-pehage", F), -- GNAT.Perfect_Hash_Generators ("g-rannum", F), -- GNAT.Random_Numbers ("g-regexp", F), -- GNAT.Regexp ("g-regist", F), -- GNAT.Registry ("g-regpat", F), -- GNAT.Regpat ("g-rewdat", F), -- GNAT.Rewrite_Data ("g-semaph", F), -- GNAT.Semaphores ("g-sercom", F), -- GNAT.Serial_Communications ("g-sestin", F), -- GNAT.Secondary_Stack_Info ("g-sets ", F), -- GNAT.Sets ("g-sha1 ", F), -- GNAT.SHA1 ("g-sha224", F), -- GNAT.SHA224 ("g-sha256", F), -- GNAT.SHA256 ("g-sha384", F), -- GNAT.SHA384 ("g-sha512", F), -- GNAT.SHA512 ("g-signal", F), -- GNAT.Signals ("g-socket", F), -- GNAT.Sockets ("g-socpol", F), -- GNAT.Sockets.Poll ("g-souinf", F), -- GNAT.Source_Info ("g-speche", F), -- GNAT.Spell_Checker ("g-spchge", F), -- GNAT.Spell_Checker_Generic ("g-spitbo", F), -- GNAT.Spitbol ("g-spipat", F), -- GNAT.Spitbol.Patterns ("g-sptabo", F), -- GNAT.Spitbol.Table_Boolean ("g-sptain", F), -- GNAT.Spitbol.Table_Integer ("g-sptavs", F), -- GNAT.Spitbol.Table_Vstring ("g-strhas", F), -- GNAT.String_Hash ("g-string", F), -- GNAT.Strings ("g-strspl", F), -- GNAT.String_Split ("g-sse ", F), -- GNAT.SSE ("g-ssvety", F), -- GNAT.SSE.Vector_Types ("g-table ", F), -- GNAT.Table ("g-tasloc", F), -- GNAT.Task_Lock ("g-tastus", F), -- GNAT.Task_Stack_Usage ("g-thread", F), -- GNAT.Threads ("g-timsta", F), -- GNAT.Time_Stamp ("g-traceb", F), -- GNAT.Traceback ("g-trasym", F), -- GNAT.Traceback.Symbolic ("g-tty ", F), -- GNAT.TTY ("g-utf_32", F), -- GNAT.UTF_32 ("g-u3spch", F), -- GNAT.UTF_32_Spelling_Checker ("g-wispch", F), -- GNAT.Wide_Spelling_Checker ("g-wistsp", F), -- GNAT.Wide_String_Split ----------------------------------------------------- -- Interface Hierarchy Units from Reference Manual -- ----------------------------------------------------- ("i-c ", T), -- Interfaces.C ("i-cobol ", T), -- Interfaces.Cobol ("i-cpoint", T), -- Interfaces.C.Pointers ("i-cstrin", T), -- Interfaces.C.Strings ("i-fortra", T), -- Interfaces.Fortran ------------------------------------------ -- GNAT Defined Additions to Interfaces -- ------------------------------------------ ("i-cexten", F), -- Interfaces.C.Extensions ("i-cil ", F), -- Interfaces.CIL ("i-cilobj", F), -- Interfaces.CIL.Object ("i-cstrea", F), -- Interfaces.C.Streams ("i-java ", F), -- Interfaces.Java ("i-javjni", F), -- Interfaces.Java.JNI ("i-pacdec", F), -- Interfaces.Packed_Decimal ("i-vxinco", F), -- Interfaces.VxWorks.Int_Connection ("i-vxwoio", F), -- Interfaces.VxWorks.IO ("i-vxwork", F), -- Interfaces.VxWorks -------------------------------------------------- -- System Hierarchy Units from Reference Manual -- -------------------------------------------------- ("s-atacco", T), -- System.Address_To_Access_Conversions ("s-maccod", T), -- System.Machine_Code ("s-rpc ", T), -- System.Rpc ("s-stoele", T), -- System.Storage_Elements ("s-stopoo", T), -- System.Storage_Pools -------------------------------------- -- GNAT Defined Additions to System -- -------------------------------------- ("s-addima", F), -- System.Address_Image ("s-atocou", F), -- System.Atomic_Counters ("s-assert", F), -- System.Assertions ("s-dfmkio", F), -- System.Dim.Float_Mks_IO ("s-dfmopr", F), -- System.Dim.Float_Mks.Other_Prefixes ("s-dgmgop", F), -- System.Dim.Generic_Mks.Generic_Other_Prefixes ("s-dlmopr", F), -- System.Dim.Long_Mks.Other_Prefixes ("s-diflio", F), -- System.Dim.Float_IO ("s-diflmk", F), -- System.Dim.Float_Mks ("s-digemk", F), -- System.Dim.Generic_Mks ("s-diinio", F), -- System.Dim.Integer_IO ("s-dilomk", F), -- System.Dim.Long_Mks ("s-dimkio", F), -- System.Dim.Mks_IO ("s-dimmks", F), -- System.Dim.Mks ("s-dlmkio", F), -- System.Dim.Long_Mks_IO ("s-dmotpr", F), -- System.Dim.Mks.Other_Prefixes ("s-memory", F), -- System.Memory ("s-parint", F), -- System.Partition_Interface ("s-pooglo", F), -- System.Pool_Global ("s-pooloc", F), -- System.Pool_Local ("s-restri", F), -- System.Restrictions ("s-rident", F), -- System.Rident ("s-ststop", F), -- System.Strings.Stream_Ops ("s-tasinf", F), -- System.Task_Info ("s-unstyp", F), -- System.Unsigned_Types ("s-wchcnv", F), -- System.WCh_Cnv ("s-wchcon", F), -- System.WCh_Con -- The following are strictly speaking Ada 2012 units, but we are allowed -- to add children to system, so we consider them to be implementation -- defined additions to System in earlier versions of Ada. ("s-multip", T), -- System.Multiprocessors ("s-mudido", T)); -- System.Multiprocessors.Dispatching_Domains -------------------- -- Ada 2005 Units -- -------------------- -- The following units should be used only in Ada 05 mode Non_Imp_File_Names_05 : constant File_List := ( -------------------------------------------------------- -- Ada Hierarchy Units from Ada 2005 Reference Manual -- -------------------------------------------------------- ("a-assert", T), -- Ada.Assertions ("a-calari", T), -- Ada.Calendar.Arithmetic ("a-calfor", T), -- Ada.Calendar.Formatting ("a-catizo", T), -- Ada.Calendar.Time_Zones ("a-cdlili", T), -- Ada.Containers.Doubly_Linked_Lists ("a-cgarso", T), -- Ada.Containers.Generic_Array_Sort ("a-cgcaso", T), -- Ada.Containers.Generic_Constrained_Array_Sort ("a-chacon", T), -- Ada.Characters.Conversions ("a-cidlli", T), -- Ada.Containers.Indefinite_Doubly_Linked_Lists ("a-cihama", T), -- Ada.Containers.Indefinite_Hashed_Maps ("a-cihase", T), -- Ada.Containers.Indefinite_Hashed_Sets ("a-ciorma", T), -- Ada.Containers.Indefinite_Ordered_Maps ("a-ciorse", T), -- Ada.Containers.Indefinite_Ordered_Sets ("a-cohama", T), -- Ada.Containers.Hashed_Maps ("a-cohase", T), -- Ada.Containers.Hashed_Sets ("a-coinve", T), -- Ada.Containers.Indefinite_Vectors ("a-contai", T), -- Ada.Containers ("a-convec", T), -- Ada.Containers.Vectors ("a-coorma", T), -- Ada.Containers.Ordered_Maps ("a-coorse", T), -- Ada.Containers.Ordered_Sets ("a-coteio", T), -- Ada.Complex_Text_IO ("a-direct", T), -- Ada.Directories ("a-dinopr", T), -- Ada.Dispatching.Non_Preemptive ("a-diroro", T), -- Ada.Dispatching.Round_Robin ("a-disedf", T), -- Ada.Dispatching.EDF ("a-dispat", T), -- Ada.Dispatching ("a-envvar", T), -- Ada.Environment_Variables ("a-etgrbu", T), -- Ada.Execution_Time.Group_Budgets ("a-exetim", T), -- Ada.Execution_Time ("a-extiti", T), -- Ada.Execution_Time.Timers ("a-izteio", T), -- Ada.Integer_Wide_Wide_Text_IO ("a-rttiev", T), -- Ada.Real_Time.Timing_Events ("a-ngcoar", T), -- Ada.Numerics.Generic_Complex_Arrays ("a-ngrear", T), -- Ada.Numerics.Generic_Real_Arrays ("a-nucoar", T), -- Ada.Numerics.Complex_Arrays ("a-nurear", T), -- Ada.Numerics.Real_Arrays ("a-stboha", T), -- Ada.Strings.Bounded.Hash ("a-stfiha", T), -- Ada.Strings.Fixed.Hash ("a-strhas", T), -- Ada.Strings.Hash ("a-stunha", T), -- Ada.Strings.Unbounded.Hash ("a-stwiha", T), -- Ada.Strings.Wide_Hash ("a-stzbou", T), -- Ada.Strings.Wide_Wide_Bounded ("a-stzfix", T), -- Ada.Strings.Wide_Wide_Fixed ("a-stzhas", T), -- Ada.Strings.Wide_Wide_Hash ("a-stzmap", T), -- Ada.Strings.Wide_Wide_Maps ("a-stzunb", T), -- Ada.Strings.Wide_Wide_Unbounded ("a-swbwha", T), -- Ada.Strings.Wide_Bounded.Wide_Hash ("a-swfwha", T), -- Ada.Strings.Wide_Fixed.Wide_Hash ("a-swuwha", T), -- Ada.Strings.Wide_Unbounded.Wide_Hash ("a-szbzha", T), -- Ada.Strings.Wide_Wide_Bounded.Wide_Wide_Hash ("a-szfzha", T), -- Ada.Strings.Wide_Wide_Fixed.Wide_Wide_Hash ("a-szmzco", T), -- Ada.Strings.Wide_Wide_Maps.Wide_Wide_Constants ("a-szuzha", T), -- Ada.Strings.Wide_Wide_Unbounded.Wide_Wide_Hash ("a-taster", T), -- Ada.Task_Termination ("a-tgdico", T), -- Ada.Tags.Generic_Dispatching_Constructor ("a-tiboio", T), -- Ada.Text_IO.Bounded_IO ("a-tiunio", T), -- Ada.Text_IO.Unbounded_IO ("a-wichun", T), -- Ada.Wide_Characters.Unicode ("a-wwboio", T), -- Ada.Wide_Text_IO.Wide_Bounded_IO ("a-wwunio", T), -- Ada.Wide_Text_IO.Wide_Unbounded_IO ("a-zchara", T), -- Ada.Wide_Wide_Characters ("a-zchhan", T), -- Ada.Wide_Wide_Characters.Handling ("a-ztcoio", T), -- Ada.Wide_Wide_Text_IO.Complex_IO ("a-ztedit", T), -- Ada.Wide_Wide_Text_IO.Editing ("a-zttest", T), -- Ada.Wide_Wide_Text_IO.Text_Streams ("a-ztexio", T), -- Ada.Wide_Wide_Text_IO ("a-zzboio", T), -- Ada.Wide_Wide_Text_IO.Wide_Wide_Bounded_IO ("a-zzunio", T), -- Ada.Wide_Wide_Text_IO.Wide_Wide_Unbounded_IO ------------------------------------------------------ -- RM Required Additions to Ada 2005 for GNAT Types -- ------------------------------------------------------ -- Note: Long versions are considered RM defined, but not the Long Long, -- Short, or Short_Short versions. ("a-lcteio", T), -- Ada.Long_Complex_Text_IO ("a-lfztio", T), -- Ada.Long_Float_Wide_Wide_Text_IO ("a-liztio", T), -- Ada.Long_Integer_Wide_Wide_Text_IO ("a-llctio", T), -- Ada.Long_Long_Complex_Text_IO ("a-llfzti", T), -- Ada.Long_Long_Float_Wide_Wide_Text_IO ("a-llizti", T), -- Ada.Long_Long_Integer_Wide_Wide_Text_IO ("a-lllzti", T), -- Ada.Long_Long_Long_Integer_Wide_Wide_Text_IO ("a-nlcoar", T), -- Ada.Numerics.Long_Complex_Arrays ("a-nllcar", T), -- Ada.Numerics.Long_Long_Complex_Arrays ("a-nllrar", T), -- Ada.Numerics.Long_Long_Real_Arrays ("a-nlrear", T), -- Ada.Numerics.Long_Real_Arrays ("a-scteio", F), -- Ada.Short_Complex_Text_IO ("a-sfztio", F), -- Ada.Short_Float_Wide_Wide_Text_IO ("a-siztio", F), -- Ada.Short_Integer_Wide_Wide_Text_IO ("a-ssizti", F), -- Ada.Short_Short_Integer_Wide_Wide_Text_IO ---------------------------------------- -- GNAT Defined Additions to Ada 2005 -- ---------------------------------------- ("a-cgaaso", F), -- Ada.Containers.Generic_Anonymous_Array_Sort ("a-chzla1", F), -- Ada.Characters.Wide_Wide_Latin_1 ("a-chzla9", F), -- Ada.Characters.Wide_Wide_Latin_9 ("a-ciormu", F), -- Ada.Containers.Indefinite_Ordered_Multisets ("a-coormu", F), -- Ada.Containers.Ordered_Multisets ("a-crdlli", F), -- Ada.Containers.Restricted_Doubly_Linked_Lists ("a-szuzti", F), -- Ada.Strings.Wide_Wide_Unbounded.Wide_Wide_Text_IO ("a-zchuni", F), -- Ada.Wide_Wide_Characters.Unicode ("a-ztcstr", F), -- Ada.Wide_Wide_Text_IO.C_Streams -- Note: strictly the following should be Ada 2012 units, but it seems -- harmless (and useful) to make then available in Ada 2005 mode. ("a-cogeso", T), -- Ada.Containers.Generic_Sort ("a-dhfina", T), -- Ada.Directories.Hierarchical_File_Names ("a-secain", T), -- Ada.Strings.Equal_Case_Insensitive ("a-shcain", T), -- Ada.Strings.Hash_Case_Insensitive ("a-slcain", T), -- Ada.Strings.Less_Case_Insensitive ("a-sfecin", T), -- Ada.Strings.Fixed.Equal_Case_Insensitive ("a-sfhcin", T), -- Ada.Strings.Fixed.Hash_Case_Insensitive ("a-sflcin", T), -- Ada.Strings.Fixed.Less_Case_Insensitive ("a-sbecin", T), -- Ada.Strings.Bounded.Equal_Case_Insensitive ("a-sbhcin", T), -- Ada.Strings.Bounded.Hash_Case_Insensitive ("a-sblcin", T), -- Ada.Strings.Bounded.Less_Case_Insensitive ("a-suecin", T), -- Ada.Strings.Unbounded.Equal_Case_Insensitive ("a-suhcin", T), -- Ada.Strings.Unbounded.Hash_Case_Insensitive ("a-sulcin", T), -- Ada.Strings.Unbounded.Less_Case_Insensitive ("a-suezst", T), -- Ada.Strings.UTF_Encoding.Wide_Wide_Strings --------------------------- -- GNAT Special IO Units -- --------------------------- -- See Ada 95 section for further information. These packages are for the -- implementation of the Wide_Wide_Text_IO generic packages. ("a-ztdeio", F), -- Ada.Wide_Wide_Text_IO.Decimal_IO ("a-ztenio", F), -- Ada.Wide_Wide_Text_IO.Enumeration_IO ("a-ztfiio", F), -- Ada.Wide_Wide_Text_IO.Fixed_IO ("a-ztflio", F), -- Ada.Wide_Wide_Text_IO.Float_IO ("a-ztinio", F), -- Ada.Wide_Wide_Text_IO.Integer_IO ("a-ztmoio", F), -- Ada.Wide_Wide_Text_IO.Modular_IO ------------------------ -- GNAT Library Units -- ------------------------ ("g-zspche", F), -- GNAT.Wide_Wide_Spelling_Checker ("g-zstspl", F)); -- GNAT.Wide_Wide_String_Split -------------------- -- Ada 2012 Units -- -------------------- -- The following units should be used only in Ada 2012 mode Non_Imp_File_Names_12 : constant File_List := ( ("s-stposu", T), -- System.Storage_Pools.Subpools ("a-cobove", T), -- Ada.Containers.Bounded_Vectors ("a-cbdlli", T), -- Ada.Containers.Bounded_Doubly_Linked_Lists ("a-cborse", T), -- Ada.Containers.Bounded_Ordered_Sets ("a-cborma", T), -- Ada.Containers.Bounded_Ordered_Maps ("a-cbhase", T), -- Ada.Containers.Bounded_Hashed_Sets ("a-cbhama", T), -- Ada.Containers.Bounded_Hashed_Maps ("a-coinho", T), -- Ada.Containers.Indefinite_Holders ("a-comutr", T), -- Ada.Containers.Multiway_Trees ("a-cimutr", T), -- Ada.Containers.Indefinite_Multiway_Trees ("a-cbmutr", T), -- Ada.Containers.Bounded_Multiway_Trees ("a-csquin", T), -- Ada.Containers.Synchronized_Queue_Interfaces ("a-cusyqu", T), -- Ada.Containers.Unbounded_Synchronized_Queues ("a-cuprqu", T), -- Ada.Containers.Unbounded_Priority_Queues ("a-cbsyqu", T), -- Ada.Containers.Bounded_Synchronized_Queues ("a-cbprqu", T), -- Ada.Containers.Bounded_Priority_Queues ("a-extiin", T), -- Ada.Execution_Time.Interrupts ("a-iteint", T), -- Ada.Iterator_Interfaces ("a-locale", T), -- Ada.Locales ("a-stcoed", T), -- Ada.Synchronous_Task_Control.EDF ("a-synbar", T), -- Ada.Synchronous_Barriers ("a-undesu", T), -- Ada.Unchecked_Deallocate_Subpool ---------------------------------------- -- GNAT Defined Additions to Ada 2012 -- ---------------------------------------- ("a-coboho", F), -- Ada.Containers.Bounded_Holders ("a-cvgpso", F) -- Ada.Containers.Vectors.Generic_Parallel_Sorting from ); -- GNATCOLL.OMP -------------------- -- Ada 2022 Units -- -------------------- -- The following units should be used only in Ada 2022 mode Non_Imp_File_Names_22 : constant File_List := ( ("a-nubinu", T), -- Ada.Numerics.Big_Numbers ("a-nbnbin", T), -- Ada.Numerics.Big_Numbers.Big_Integers ("a-nbnbre", T), -- Ada.Numerics.Big_Numbers.Big_Reals ("s-aoinar", T), -- System.Atomic_Operations.Integer_Arithmetic ("s-aomoar", T), -- System.Atomic_Operations.Modular_Arithmetic ("s-aotase", T), -- System.Atomic_Operations.Test_And_Set ("s-atoope", T), -- System.Atomic_Operations ("s-atopex", T), -- System.Atomic_Operations.Exchange ("a-sttebu", T), -- Ada.Strings.Text_Buffers ("a-stbuun", T), -- Ada.Strings.Text_Buffers.Unbounded ("a-stbubo", T), -- Ada.Strings.Text_Buffers.Bounded ("a-strsto", T), -- Ada.Streams.Storage ("a-ststbo", T), -- Ada.Streams.Storage.Bounded ("a-ststun", T), -- Ada.Streams.Storage.Unbounded ---------------------------------------- -- GNAT Defined Additions to Ada 2022 -- ---------------------------------------- ("a-stbufi", T), -- Ada.Strings.Text_Buffers.Files ("a-stbufo", T), -- Ada.Strings.Text_Buffers.Formatting ("a-stbuut", T) -- Ada.Strings.Text_Buffers.Utils ); ----------------------- -- Alternative Units -- ----------------------- -- For some implementation units, there is a unit in the GNAT library -- that has identical functionality that is usable. If we have such a -- case we record the appropriate Unit name in Error_Msg_String. type Aunit_Record is record Fname : String (1 .. 6); Aname : String_Ptr_Const; end record; -- Array of alternative unit names Scasuti : aliased constant String := "GNAT.Case_Util"; Scrc32 : aliased constant String := "GNAT.CRC32"; Shtable : aliased constant String := "GNAT.HTable"; Sos_lib : aliased constant String := "GNAT.OS_Lib"; Sregexp : aliased constant String := "GNAT.Regexp"; Sregpat : aliased constant String := "GNAT.Regpat"; Sstring : aliased constant String := "GNAT.Strings"; Sstusta : aliased constant String := "GNAT.Task_Stack_Usage"; Stasloc : aliased constant String := "GNAT.Task_Lock"; Sutf_32 : aliased constant String := "GNAT.UTF_32"; -- Array giving mapping Map_Array : constant array (1 .. 10) of Aunit_Record := ( ("casuti", Scasuti'Access), ("crc32 ", Scrc32 'Access), ("htable", Shtable'Access), ("os_lib", Sos_lib'Access), ("regexp", Sregexp'Access), ("regpat", Sregpat'Access), ("string", Sstring'Access), ("stusta", Sstusta'Access), ("tasloc", Stasloc'Access), ("utf_32", Sutf_32'Access)); ---------------------- -- Get_Kind_Of_File -- ---------------------- function Get_Kind_Of_File (File : String) return Kind_Of_Unit is pragma Assert (File'First = 1); Buffer : String (1 .. 9); begin Error_Msg_Strlen := 0; -- Ada/System/Interfaces are all Ada 95 units if File = "ada.ads" or else File = "interfac.ads" or else File = "system.ads" then return Ada_95_Unit; end if; -- Not predefined if file name does not start with a- g- s- i- if File'Length < 3 or else File (2) /= '-' or else (File (1) /= 'a' and then File (1) /= 'g' and then File (1) /= 'i' and then File (1) /= 's') then return Not_Predefined_Unit; end if; -- If length of file name is greater than 12, not predefined. The value -- 12 here is an 8 char name with extension .ads. The exception of 13 is -- for the implementation units of the 128-bit types under System. if File'Length > 12 and then not (File'Length = 13 and then File (1) = 's') then return Not_Predefined_Unit; end if; -- Not predefined if file name does not end in .ads. This can happen -- when non-standard file names are being used. if Name_Buffer (Name_Len - 3 .. Name_Len) /= ".ads" then return Not_Predefined_Unit; end if; -- Otherwise normalize file name to 8 characters Buffer (1 .. File'Length - 4) := File (1 .. File'Length - 4); for J in File'Length - 3 .. 8 loop Buffer (J) := ' '; end loop; -- See if name is in 95 list for J in Non_Imp_File_Names_95'Range loop if Buffer (1 .. 8) = Non_Imp_File_Names_95 (J).Fname then return Ada_95_Unit; end if; end loop; -- See if name is in 2005 list for J in Non_Imp_File_Names_05'Range loop if Buffer (1 .. 8) = Non_Imp_File_Names_05 (J).Fname then return Ada_2005_Unit; end if; end loop; -- See if name is in 2012 list for J in Non_Imp_File_Names_12'Range loop if Buffer (1 .. 8) = Non_Imp_File_Names_12 (J).Fname then return Ada_2012_Unit; end if; end loop; -- See if name is in 2022 list for J in Non_Imp_File_Names_22'Range loop if Buffer (1 .. 8) = Non_Imp_File_Names_22 (J).Fname then return Ada_2022_Unit; end if; end loop; -- Only remaining special possibilities are children of System.RPC and -- System.Garlic and special files of the form System.Aux... if File (1 .. 5) = "s-aux" or else File (1 .. 5) = "s-gar" or else File (1 .. 5) = "s-rpc" then return Ada_95_Unit; end if; -- All tests failed, this is definitely an implementation unit. See if -- we have an alternative name. if File'Length in 11 .. 12 and then File (1 .. 2) = "s-" and then File (File'Last - 3 .. File'Last) = ".ads" then for J in Map_Array'Range loop if (File'Length = 12 and then File (3 .. 8) = Map_Array (J).Fname) or else (File'Length = 11 and then File (3 .. 7) = Map_Array (J).Fname (1 .. 5)) then Error_Msg_Strlen := Map_Array (J).Aname'Length; Error_Msg_String (1 .. Error_Msg_Strlen) := Map_Array (J).Aname.all; end if; end loop; end if; return Implementation_Unit; end Get_Kind_Of_File; ---------------------- -- Get_Kind_Of_Unit -- ---------------------- function Get_Kind_Of_Unit (U : Unit_Number_Type) return Kind_Of_Unit is begin Get_Name_String (Unit_File_Name (U)); return Get_Kind_Of_File (Name_Buffer (1 .. Name_Len)); end Get_Kind_Of_Unit; ------------------- -- Is_Known_Unit -- ------------------- function Is_Known_Unit (Nam : Node_Id) return Boolean is Unam : Unit_Name_Type; Fnam : File_Name_Type; begin -- If selector is not an identifier (e.g. it is a character literal or -- some junk from a previous error), then definitely not a known unit. if Nkind (Selector_Name (Nam)) /= N_Identifier then return False; end if; -- Otherwise get corresponding file name Unam := Get_Unit_Name (Nam); Fnam := Get_File_Name (Unam, Subunit => False); Get_Name_String (Fnam); Error_Msg_Strlen := 0; -- Ada/System/Interfaces are all Ada 95 units if (Name_Len = 7 and then Name_Buffer (1 .. 7) = "ada.ads") or else (Name_Len = 10 and then Name_Buffer (1 .. 10) = "system.ads") or else (Name_Len = 12 and then Name_Buffer (1 .. 12) = "interfac.ads") then return True; end if; -- Remove extension from file name if Name_Buffer (Name_Len - 3 .. Name_Len) = ".adb" or else Name_Buffer (Name_Len - 3 .. Name_Len) = ".ads" then Name_Len := Name_Len - 4; else return False; end if; -- Pad name to 8 characters while Name_Len < 8 loop Name_Len := Name_Len + 1; Name_Buffer (Name_Len) := ' '; end loop; -- If length more than 8, definitely not a match if Name_Len /= 8 then return False; end if; -- If length is 8, search our tables for J in Non_Imp_File_Names_95'Range loop if Name_Buffer (1 .. 8) = Non_Imp_File_Names_95 (J).Fname then return True; end if; end loop; for J in Non_Imp_File_Names_05'Range loop if Name_Buffer (1 .. 8) = Non_Imp_File_Names_05 (J).Fname then return True; end if; end loop; for J in Non_Imp_File_Names_12'Range loop if Name_Buffer (1 .. 8) = Non_Imp_File_Names_12 (J).Fname then return True; end if; end loop; -- If not found, not known return False; -- A safety guard, if we get an exception during this processing then it -- is most likely the result of a previous error, or a peculiar case we -- have not thought of. Since this routine is only used for error message -- refinement, we will just return False. exception when others => return False; end Is_Known_Unit; --------------------------- -- Not_Impl_Defined_Unit -- --------------------------- function Not_Impl_Defined_Unit (U : Unit_Number_Type) return Boolean is Fname : constant File_Name_Type := Unit_File_Name (U); begin Error_Msg_Strlen := 0; Get_Name_String (Fname); -- Ada/System/Interfaces are all RM-defined Ada 95 units if (Name_Len = 7 and then Name_Buffer (1 .. 7) = "ada.ads") or else (Name_Len = 10 and then Name_Buffer (1 .. 10) = "system.ads") or else (Name_Len = 12 and then Name_Buffer (1 .. 12) = "interfac.ads") then return True; end if; -- Implementation defined if unit in the gnat hierarchy if (Name_Len = 8 and then Name_Buffer (1 .. 8) = "gnat.ads") or else (Name_Len > 2 and then Name_Buffer (1 .. 2) = "g-") then return False; end if; -- Not implementation defined if file name does not start with a- s- i- if Name_Len < 3 or else Name_Buffer (2) /= '-' or else (Name_Buffer (1) /= 'a' and then Name_Buffer (1) /= 'i' and then Name_Buffer (1) /= 's') then return True; end if; -- If length of file name is greater than 12, not predefined. The value -- 12 here is an 8 char name with extension .ads. The exception of 13 is -- for the implementation units of the 128-bit types under System. if Name_Len > 12 and then not (Name_Len = 13 and then Name_Buffer (1) = 's') then return True; end if; -- Not impl-defined if file name does not end in .ads. This can happen -- when non-standard file names are being used. if Name_Buffer (Name_Len - 3 .. Name_Len) /= ".ads" then return True; end if; -- Otherwise normalize file name to 8 characters Name_Len := Name_Len - 4; while Name_Len < 8 loop Name_Len := Name_Len + 1; Name_Buffer (Name_Len) := ' '; end loop; -- Check our lists of names, if we find a match, return corresponding -- indication of whether the file is RM defined, respecting the RM -- version in which it is defined. for J in Non_Imp_File_Names_95'Range loop if Name_Buffer (1 .. 8) = Non_Imp_File_Names_95 (J).Fname then return Non_Imp_File_Names_95 (J).RMdef; end if; end loop; for J in Non_Imp_File_Names_05'Range loop if Name_Buffer (1 .. 8) = Non_Imp_File_Names_05 (J).Fname then return Non_Imp_File_Names_05 (J).RMdef and then Ada_Version >= Ada_2005; end if; end loop; for J in Non_Imp_File_Names_12'Range loop if Name_Buffer (1 .. 8) = Non_Imp_File_Names_12 (J).Fname then return Non_Imp_File_Names_12 (J).RMdef and then Ada_Version >= Ada_2012; end if; end loop; -- If unit is in System, Ada or Interfaces hierarchies and did not match -- any entry in the list, means it is an internal implementation defined -- unit which the restriction should definition forbid. return True; end Not_Impl_Defined_Unit; end Impunit;