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-------------------------------------------------------------------------------
--- --
--- GNAT COMPILER COMPONENTS --
--- --
--- I M P U N I T --
--- --
--- B o d y --
--- --
--- Copyright (C) 2000-2008, 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 Atree; use Atree;
-with Sinfo; use Sinfo;
-with Fname.UF; use Fname.UF;
-with Lib; use Lib;
-with Namet; use Namet;
-with Uname; use Uname;
-
--- Note: this package body is used by GPS 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_List is array (Nat range <>) of File_Name_8;
-
- ------------------
- -- 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 05 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-83 Reference Manual --
- ------------------------------------------------------
-
- "a-astaco", -- Ada.Asynchronous_Task_Control
- "a-calend", -- Ada.Calendar
- "a-chahan", -- Ada.Characters.Handling
- "a-charac", -- Ada.Characters
- "a-chlat1", -- Ada.Characters.Latin_1
- "a-comlin", -- Ada.Command_Line
- "a-decima", -- Ada.Decimal
- "a-direio", -- Ada.Direct_IO
- "a-dynpri", -- Ada.Dynamic_Priorities
- "a-except", -- Ada.Exceptions
- "a-finali", -- Ada.Finalization
- "a-flteio", -- Ada.Float_Text_IO
- "a-fwteio", -- Ada.Float_Wide_Text_IO
- "a-inteio", -- Ada.Integer_Text_IO
- "a-interr", -- Ada.Interrupts
- "a-intnam", -- Ada.Interrupts.Names
- "a-ioexce", -- Ada.IO_Exceptions
- "a-iwteio", -- Ada.Integer_Wide_Text_IO
- "a-ncelfu", -- Ada.Numerics.Complex_Elementary_Functions
- "a-ngcefu", -- Ada.Numerics.Generic_Complex_Elementary_Functions
- "a-ngcoty", -- Ada.Numerics.Generic_Complex_Types
- "a-ngelfu", -- Ada.Numerics.Generic_Elementary_Functions
- "a-nucoty", -- Ada.Numerics.Complex_Types
- "a-nudira", -- Ada.Numerics.Discrete_Random
- "a-nuelfu", -- Ada.Numerics.Elementary_Functions
- "a-nuflra", -- Ada.Numerics.Float_Random
- "a-numeri", -- Ada.Numerics
- "a-reatim", -- Ada.Real_Time
- "a-sequio", -- Ada.Sequential_IO
- "a-stmaco", -- Ada.Strings.Maps.Constants
- "a-storio", -- Ada.Storage_IO
- "a-strbou", -- Ada.Strings.Bounded
- "a-stream", -- Ada.Streams
- "a-strfix", -- Ada.Strings.Fixed
- "a-string", -- Ada.Strings
- "a-strmap", -- Ada.Strings.Maps
- "a-strunb", -- Ada.Strings.Unbounded
- "a-ststio", -- Ada.Streams.Stream_IO
- "a-stwibo", -- Ada.Strings.Wide_Bounded
- "a-stwifi", -- Ada.Strings.Wide_Fixed
- "a-stwima", -- Ada.Strings.Wide_Maps
- "a-stwiun", -- Ada.Strings.Wide_Unbounded
- "a-swmwco", -- Ada.Strings.Wide_Maps.Wide_Constants
- "a-sytaco", -- Ada.Synchronous_Task_Control
- "a-tags ", -- Ada.Tags
- "a-tasatt", -- Ada.Task_Attributes
- "a-taside", -- Ada.Task_Identification
- "a-teioed", -- Ada.Text_IO.Editing
- "a-textio", -- Ada.Text_IO
- "a-ticoio", -- Ada.Text_IO.Complex_IO
- "a-titest", -- Ada.Text_IO.Text_Streams
- "a-unccon", -- Ada.Unchecked_Conversion
- "a-uncdea", -- Ada.Unchecked_Deallocation
- "a-witeio", -- Ada.Wide_Text_IO
- "a-wtcoio", -- Ada.Wide_Text_IO.Complex_IO
- "a-wtedit", -- Ada.Wide_Text_IO.Editing
- "a-wttest", -- Ada.Wide_Text_IO.Text_Streams
-
- -------------------------------------------------
- -- RM Required Additions to Ada for GNAT Types --
- -------------------------------------------------
-
- "a-lfteio", -- Ada.Long_Float_Text_IO
- "a-lfwtio", -- Ada.Long_Float_Wide_Text_IO
- "a-liteio", -- Ada.Long_Integer_Text_IO
- "a-liwtio", -- Ada.Long_Integer_Wide_Text_IO
- "a-llftio", -- Ada.Long_Long_Float_Text_IO
- "a-llfwti", -- Ada.Long_Long_Float_Wide_Text_IO
- "a-llitio", -- Ada.Long_Long_Integer_Text_IO
- "a-lliwti", -- Ada.Long_Long_Integer_Wide_Text_IO
- "a-nlcefu", -- Ada.Long_Complex_Elementary_Functions
- "a-nlcoty", -- Ada.Numerics.Long_Complex_Types
- "a-nlelfu", -- Ada.Numerics.Long_Elementary_Functions
- "a-nllcef", -- Ada.Long_Long_Complex_Elementary_Functions
- "a-nllefu", -- Ada.Numerics.Long_Long_Elementary_Functions
- "a-nllcty", -- Ada.Numerics.Long_Long_Complex_Types
- "a-nscefu", -- Ada.Short_Complex_Elementary_Functions
- "a-nscoty", -- Ada.Numerics.Short_Complex_Types
- "a-nselfu", -- Ada.Numerics.Short_Elementary_Functions
- "a-sfteio", -- Ada.Short_Float_Text_IO
- "a-sfwtio", -- Ada.Short_Float_Wide_Text_IO
- "a-siteio", -- Ada.Short_Integer_Text_IO
- "a-siwtio", -- Ada.Short_Integer_Wide_Text_IO
- "a-ssitio", -- Ada.Short_Short_Integer_Text_IO
- "a-ssiwti", -- Ada.Short_Short_Integer_Wide_Text_IO
-
- -----------------------------------
- -- GNAT Defined Additions to Ada --
- -----------------------------------
-
- "a-calcon", -- Ada.Calendar.Conversions
- "a-chlat9", -- Ada.Characters.Latin_9
- "a-clrefi", -- Ada.Command_Line.Response_File
- "a-colien", -- Ada.Command_Line.Environment
- "a-colire", -- Ada.Command_Line.Remove
- "a-cwila1", -- Ada.Characters.Wide_Latin_1
- "a-cwila9", -- Ada.Characters.Wide_Latin_9
- "a-diocst", -- Ada.Direct_IO.C_Streams
- "a-einuoc", -- Ada.Exceptions.Is_Null_Occurrence
- "a-elchha", -- Ada.Exceptions.Last_Chance_Handler
- "a-exctra", -- Ada.Exceptions.Traceback
- "a-siocst", -- Ada.Sequential_IO.C_Streams
- "a-ssicst", -- Ada.Streams.Stream_IO.C_Streams
- "a-suteio", -- Ada.Strings.Unbounded.Text_IO
- "a-swuwti", -- Ada.Strings.Wide_Unbounded.Wide_Text_IO
- "a-tiocst", -- Ada.Text_IO.C_Streams
- "a-wtcstr", -- 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", -- Ada.Wide_Characters.Unicode
- "a-widcha", -- Ada.Wide_Characters
-
- ---------------------------
- -- 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", -- Ada.Text_IO.Decimal_IO
- "a-tienio", -- Ada.Text_IO.Enumeration_IO
- "a-tifiio", -- Ada.Text_IO.Fixed_IO
- "a-tiflio", -- Ada.Text_IO.Float_IO
- "a-tiinio", -- Ada.Text_IO.Integer_IO
- "a-tiinio", -- Ada.Text_IO.Integer_IO
- "a-timoio", -- Ada.Text_IO.Modular_IO
- "a-wtdeio", -- Ada.Wide_Text_IO.Decimal_IO
- "a-wtenio", -- Ada.Wide_Text_IO.Enumeration_IO
- "a-wtfiio", -- Ada.Wide_Text_IO.Fixed_IO
- "a-wtflio", -- Ada.Wide_Text_IO.Float_IO
- "a-wtinio", -- Ada.Wide_Text_IO.Integer_IO
- "a-wtmoio", -- Ada.Wide_Text_IO.Modular_IO
-
- ------------------------
- -- GNAT Library Units --
- ------------------------
-
- "g-altive", -- GNAT.Altivec
- "g-altcon", -- GNAT.Altivec.Conversions
- "g-alveop", -- GNAT.Altivec.Vector_Operations
- "g-alvety", -- GNAT.Altivec.Vector_Types
- "g-alvevi", -- GNAT.Altivec.Vector_Views
- "g-arrspl", -- GNAT.Array_Split
- "g-awk ", -- GNAT.AWK
- "g-boubuf", -- GNAT.Bounded_Buffers
- "g-boumai", -- GNAT.Bounded_Mailboxes
- "g-bubsor", -- GNAT.Bubble_Sort
- "g-busora", -- GNAT.Bubble_Sort_A
- "g-busorg", -- GNAT.Bubble_Sort_G
- "g-byorma", -- GNAT.Byte_Order_Mark
- "g-bytswa", -- GNAT.Byte_Swapping
- "g-calend", -- GNAT.Calendar
- "g-catiio", -- GNAT.Calendar.Time_IO
- "g-casuti", -- GNAT.Case_Util
- "g-cgi ", -- GNAT.CGI
- "g-cgicoo", -- GNAT.CGI.Cookie
- "g-cgideb", -- GNAT.CGI.Debug
- "g-comlin", -- GNAT.Command_Line
- "g-comver", -- GNAT.Compiler_Version
- "g-crc32 ", -- GNAT.CRC32
- "g-ctrl_c", -- GNAT.Ctrl_C
- "g-curexc", -- GNAT.Current_Exception
- "g-debpoo", -- GNAT.Debug_Pools
- "g-debuti", -- GNAT.Debug_Utilities
- "g-decstr", -- GNAT.Decode_String
- "g-deutst", -- GNAT.Decode_UTF8_String
- "g-dirope", -- GNAT.Directory_Operations
- "g-diopit", -- GNAT.Directory_Operations.Iteration
- "g-dynhta", -- GNAT.Dynamic_HTables
- "g-dyntab", -- GNAT.Dynamic_Tables
- "g-encstr", -- GNAT.Encode_String
- "g-enutst", -- GNAT.Encode_UTF8_String
- "g-excact", -- GNAT.Exception_Actions
- "g-except", -- GNAT.Exceptions
- "g-exctra", -- GNAT.Exception_Traces
- "g-expect", -- GNAT.Expect
- "g-flocon", -- GNAT.Float_Control
- "g-heasor", -- GNAT.Heap_Sort
- "g-hesora", -- GNAT.Heap_Sort_A
- "g-hesorg", -- GNAT.Heap_Sort_G
- "g-htable", -- GNAT.Htable
- "g-io ", -- GNAT.IO
- "g-io_aux", -- GNAT.IO_Aux
- "g-locfil", -- GNAT.Lock_Files
- "g-md5 ", -- GNAT.MD5
- "g-memdum", -- GNAT.Memory_Dump
- "g-moreex", -- GNAT.Most_Recent_Exception
- "g-os_lib", -- GNAT.Os_Lib
- "g-pehage", -- GNAT.Perfect_Hash_Generators
- "g-rannum", -- GNAT.Random_Numbers
- "g-regexp", -- GNAT.Regexp
- "g-regist", -- GNAT.Registry
- "g-regpat", -- GNAT.Regpat
- "g-semaph", -- GNAT.Semaphores
- "g-sercom", -- GNAT.Serial_Communications
- "g-sestin", -- GNAT.Secondary_Stack_Info
- "g-sha1 ", -- GNAT.SHA1
- "g-signal", -- GNAT.Signals
- "g-socket", -- GNAT.Sockets
- "g-souinf", -- GNAT.Source_Info
- "g-speche", -- GNAT.Spell_Checker
- "g-spchge", -- GNAT.Spell_Checker_Generic
- "g-spitbo", -- GNAT.Spitbol
- "g-spipat", -- GNAT.Spitbol.Patterns
- "g-sptabo", -- GNAT.Spitbol.Table_Boolean
- "g-sptain", -- GNAT.Spitbol.Table_Integer
- "g-sptavs", -- GNAT.Spitbol.Table_Vstring
- "g-string", -- GNAT.Strings
- "g-strspl", -- GNAT.String_Split
- "g-table ", -- GNAT.Table
- "g-tasloc", -- GNAT.Task_Lock
- "g-thread", -- GNAT.Threads
- "g-timsta", -- GNAT.Time_Stamp
- "g-traceb", -- GNAT.Traceback
- "g-trasym", -- GNAT.Traceback.Symbolic
- "g-utf_32", -- GNAT.UTF_32
- "g-u3spch", -- GNAT.UTF_32_Spelling_Checker
- "g-wispch", -- GNAT.Wide_Spelling_Checker
- "g-wistsp", -- GNAT.Wide_String_Split
-
- -----------------------------------------------------
- -- Interface Hierarchy Units from Reference Manual --
- -----------------------------------------------------
-
- "i-c ", -- Interfaces.C
- "i-cobol ", -- Interfaces.Cobol
- "i-cpoint", -- Interfaces.C.Pointers
- "i-cstrin", -- Interfaces.C.Strings
- "i-fortra", -- Interfaces.Fortran
-
- ------------------------------------------
- -- GNAT Defined Additions to Interfaces --
- ------------------------------------------
-
- "i-cexten", -- Interfaces.C.Extensions
- "i-cpp ", -- Interfaces.CPP
- "i-cstrea", -- Interfaces.C.Streams
- "i-java ", -- Interfaces.Java
- "i-javjni", -- Interfaces.Java.JNI
- "i-pacdec", -- Interfaces.Packed_Decimal
- "i-vxwoio", -- Interfaces.VxWorks.IO
- "i-vxwork", -- Interfaces.VxWorks
-
- --------------------------------------------------
- -- System Hierarchy Units from Reference Manual --
- --------------------------------------------------
-
- "s-atacco", -- System.Address_To_Access_Conversions
- "s-maccod", -- System.Machine_Code
- "s-rpc ", -- System.Rpc
- "s-stoele", -- System.Storage_Elements
- "s-stopoo", -- System.Storage_Pools
-
- --------------------------------------
- -- GNAT Defined Additions to System --
- --------------------------------------
-
- "s-addima", -- System.Address_Image
- "s-assert", -- System.Assertions
- "s-memory", -- System.Memory
- "s-os_lib", -- System.Os_Lib
- "s-parint", -- System.Partition_Interface
- "s-pooglo", -- System.Pool_Global
- "s-pooloc", -- System.Pool_Local
- "s-restri", -- System.Restrictions
- "s-rident", -- System.Rident
- "s-ststop", -- System.Strings.Stream_Ops
- "s-tasinf", -- System.Task_Info
- "s-wchcnv", -- System.Wch_Cnv
- "s-wchcon"); -- System.Wch_Con
-
- --------------------
- -- 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", -- Ada.Assertions
- "a-calari", -- Ada.Calendar.Arithmetic
- "a-calfor", -- Ada.Calendar.Formatting
- "a-catizo", -- Ada.Calendar.Time_Zones
- "a-cdlili", -- Ada.Containers.Doubly_Linked_Lists
- "a-cgarso", -- Ada.Containers.Generic_Array_Sort
- "a-cgcaso", -- Ada.Containers.Generic_Constrained_Array_Sort
- "a-chacon", -- Ada.Characters.Conversions
- "a-cidlli", -- Ada.Containers.Indefinite_Doubly_Linked_Lists
- "a-cihama", -- Ada.Containers.Indefinite_Hashed_Maps
- "a-cihase", -- Ada.Containers.Indefinite_Hashed_Sets
- "a-ciorma", -- Ada.Containers.Indefinite_Ordered_Maps
- "a-ciorse", -- Ada.Containers.Indefinite_Ordered_Sets
- "a-cohama", -- Ada.Containers.Hashed_Maps
- "a-cohase", -- Ada.Containers.Hashed_Sets
- "a-coinve", -- Ada.Containers.Indefinite_Vectors
- "a-contai", -- Ada.Containers
- "a-convec", -- Ada.Containers.Vectors
- "a-coorma", -- Ada.Containers.Ordered_Maps
- "a-coorse", -- Ada.Containers.Ordered_Sets
- "a-coteio", -- Ada.Complex_Text_IO
- "a-direct", -- Ada.Directories
- "a-diroro", -- Ada.Dispatching.Round_Robin
- "a-disedf", -- Ada.Dispatching.EDF
- "a-dispat", -- Ada.Dispatching
- "a-envvar", -- Ada.Environment_Variables
- "a-exetim", -- Ada.Execution_Time
- "a-extiti", -- Ada.Execution_Time.Timers
- "a-rttiev", -- Ada.Real_Time.Timing_Events
- "a-ngcoar", -- Ada.Numerics.Generic_Complex_Arrays
- "a-ngrear", -- Ada.Numerics.Generic_Real_Arrays
- "a-nucoar", -- Ada.Numerics.Complex_Arrays
- "a-nurear", -- Ada.Numerics.Real_Arrays
- "a-stboha", -- Ada.Strings.Bounded.Hash
- "a-stfiha", -- Ada.Strings.Fixed.Hash
- "a-strhas", -- Ada.Strings.Hash
- "a-stunha", -- Ada.Strings.Unbounded.Hash
- "a-stwiha", -- Ada.Strings.Wide_Hash
- "a-stzbou", -- Ada.Strings.Wide_Wide_Bounded
- "a-stzfix", -- Ada.Strings.Wide_Wide_Fixed
- "a-stzhas", -- Ada.Strings.Wide_Wide_Hash
- "a-stzmap", -- Ada.Strings.Wide_Wide_Maps
- "a-stzunb", -- Ada.Strings.Wide_Wide_Unbounded
- "a-swbwha", -- Ada.Strings.Wide_Bounded.Wide_Hash
- "a-swfwha", -- Ada.Strings.Wide_Fixed.Wide_Hash
- "a-swuwha", -- Ada.Strings.Wide_Unbounded.Wide_Hash
- "a-szbzha", -- Ada.Strings.Wide_Wide_Bounded.Wide_Wide_Hash
- "a-szfzha", -- Ada.Strings.Wide_Wide_Fixed.Wide_Wide_Hash
- "a-szmzco", -- Ada.Strings.Wide_Wide_Maps.Wide_Wide_Constants
- "a-szuzha", -- Ada.Strings.Wide_Wide_Unbounded.Wide_Wide_Hash
- "a-taster", -- Ada.Task_Termination
- "a-tgdico", -- Ada.Tags.Generic_Dispatching_Constructor
- "a-tiboio", -- Ada.Text_IO.Bounded_IO
- "a-tiunio", -- Ada.Text_IO.Unbounded_IO
- "a-wichun", -- Ada.Wide_Characters.Unicode
- "a-wwboio", -- Ada.Wide_Text_IO.Wide_Bounded_IO
- "a-wwunio", -- Ada.Wide_Text_IO.Wide_Unbounded_IO
- "a-zchara", -- Ada.Wide_Wide_Characters
- "a-ztcoio", -- Ada.Wide_Wide_Text_IO.Complex_IO
- "a-ztedit", -- Ada.Wide_Wide_Text_IO.Editing
- "a-zttest", -- Ada.Wide_Wide_Text_IO.Text_Streams
- "a-ztexio", -- Ada.Wide_Wide_Text_IO
- "a-zzboio", -- Ada.Wide_Wide_Text_IO.Wide_Wide_Bounded_IO
- "a-zzunio", -- Ada.Wide_Wide_Text_IO.Wide_Wide_Unbounded_IO
-
- ------------------------------------------------------
- -- RM Required Additions to Ada 2005 for GNAT Types --
- ------------------------------------------------------
-
- "a-lcteio", -- Ada.Long_Complex_Text_IO
- "a-lfztio", -- Ada.Long_Float_Wide_Wide_Text_IO
- "a-liztio", -- Ada.Long_Integer_Wide_Wide_Text_IO
- "a-llctio", -- Ada.Long_Long_Complex_Text_IO
- "a-llfzti", -- Ada.Long_Long_Float_Wide_Wide_Text_IO
- "a-llizti", -- Ada.Long_Long_Integer_Wide_Wide_Text_IO
- "a-nlcoar", -- Ada.Numerics.Long_Complex_Arrays
- "a-nllcar", -- Ada.Numerics.Long_Long_Complex_Arrays
- "a-nllrar", -- Ada.Numerics.Long_Long_Real_Arrays
- "a-nlrear", -- Ada.Numerics.Long_Real_Arrays
- "a-scteio", -- Ada.Short_Complex_Text_IO
- "a-sfztio", -- Ada.Short_Float_Wide_Wide_Text_IO
- "a-siztio", -- Ada.Short_Integer_Wide_Wide_Text_IO
- "a-ssizti", -- Ada.Short_Short_Integer_Wide_Wide_Text_IO
- "a-ztcstr", -- Ada.Wide_Wide_Text_IO.C_Streams
-
- ----------------------------------------
- -- GNAT Defined Additions to Ada 2005 --
- ----------------------------------------
-
- "a-cgaaso", -- Ada.Containers.Generic_Anonymous_Array_Sort
- "a-chzla1", -- Ada.Characters.Wide_Wide_Latin_1
- "a-chzla9", -- Ada.Characters.Wide_Wide_Latin_9
- "a-ciormu", -- Ada.Containers.Indefinite_Ordered_Multisets
- "a-coormu", -- Ada.Containers.Ordered_Multisets
- "a-crdlli", -- Ada.Containers.Restricted_Doubly_Linked_Lists
- "a-secain", -- Ada.Strings.Equal_Case_Insensitive
- "a-shcain", -- Ada.Strings.Hash_Case_Insensitive
- "a-slcain", -- Ada.Strings.Less_Case_Insensitive
- "a-szuzti", -- Ada.Strings.Wide_Wide_Unbounded.Wide_Wide_Text_IO
- "a-zchuni", -- Ada.Wide_Wide_Characters.Unicode
-
- ---------------------------
- -- 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", -- Ada.Wide_Wide_Text_IO.Decimal_IO
- "a-ztenio", -- Ada.Wide_Wide_Text_IO.Enumeration_IO
- "a-ztfiio", -- Ada.Wide_Wide_Text_IO.Fixed_IO
- "a-ztflio", -- Ada.Wide_Wide_Text_IO.Float_IO
- "a-ztinio", -- Ada.Wide_Wide_Text_IO.Integer_IO
- "a-ztmoio", -- Ada.Wide_Wide_Text_IO.Modular_IO
-
- ------------------------
- -- GNAT Library Units --
- ------------------------
-
- "g-zspche", -- GNAT.Wide_Wide_Spelling_Checker
- "g-zstspl"); -- GNAT.Wide_Wide_String_Split
-
- ----------------------
- -- Get_Kind_Of_Unit --
- ----------------------
-
- function Get_Kind_Of_Unit (U : Unit_Number_Type) return Kind_Of_Unit is
- Fname : constant File_Name_Type := Unit_File_Name (U);
-
- begin
- -- If length of file name is greater than 12, not predefined.
- -- The value 12 here is an 8 char name with extension .ads.
-
- if Length_Of_Name (Fname) > 12 then
- return Not_Predefined_Unit;
- end if;
-
- -- Otherwise test file name
-
- Get_Name_String (Fname);
-
- -- Not predefined if file name does not start with a- g- s- i-
-
- if Name_Len < 3
- or else Name_Buffer (2) /= '-'
- or else (Name_Buffer (1) /= 'a'
- and then
- Name_Buffer (1) /= 'g'
- and then
- Name_Buffer (1) /= 'i'
- and then
- Name_Buffer (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
-
- Name_Len := Name_Len - 4;
- while Name_Len < 8 loop
- Name_Len := Name_Len + 1;
- Name_Buffer (Name_Len) := ' ';
- end loop;
-
- -- See if name is in 95 list
-
- for J in Non_Imp_File_Names_95'Range loop
- if Name_Buffer (1 .. 8) = Non_Imp_File_Names_95 (J) then
- return Ada_95_Unit;
- end if;
- end loop;
-
- -- See if name is in 05 list
-
- for J in Non_Imp_File_Names_05'Range loop
- if Name_Buffer (1 .. 8) = Non_Imp_File_Names_05 (J) then
- return Ada_05_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...
-
- Get_Name_String (Unit_Name (U));
-
- if Name_Len > 12
- and then Name_Buffer (1 .. 11) = "system.rpc."
- then
- return Ada_95_Unit;
- end if;
-
- if Name_Len > 15
- and then Name_Buffer (1 .. 14) = "system.garlic."
- then
- return Ada_95_Unit;
- end if;
-
- if Name_Len > 11
- and then Name_Buffer (1 .. 10) = "system.aux"
- then
- return Ada_95_Unit;
- end if;
-
- -- All tests failed, this is definitely an implementation unit
-
- return Implementation_Unit;
- 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);
-
- -- Remove extension from file name
-
- if Name_Buffer (Name_Len - 3 .. Name_Len) = ".adb" 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) 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) 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;
-
-end Impunit;
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 08:47:14 +0000