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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- I M P U N I T -- -- -- -- B o d y -- -- -- -- Copyright (C) 2000-2009, 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 Errout; use Errout; 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-sha224", -- GNAT.SHA224 "g-sha256", -- GNAT.SHA256 "g-sha384", -- GNAT.SHA384 "g-sha512", -- GNAT.SHA512 "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-sse ", -- GNAT.SSE "g-ssvety", -- GNAT.SSE.Vector_Types "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-cil ", -- Interfaces.CIL "i-cilobj", -- Interfaces.CIL.Object "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-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 ----------------------- -- 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; end record; -- Array of alternative unit names Scasuti : aliased String := "GNAT.Case_Util"; Sos_lib : aliased String := "GNAT.OS_Lib"; Sregexp : aliased String := "GNAT.Regexp"; Sregpat : aliased String := "GNAT.Regpat"; Sstring : aliased String := "GNAT.Strings"; Sstusta : aliased String := "GNAT.Task_Stack_Usage"; Stasloc : aliased String := "GNAT.Task_Lock"; Sutf_32 : aliased String := "GNAT.UTF_32"; -- Array giving mapping Map_Array : constant array (1 .. 8) of Aunit_Record := ( ("casuti", Scasuti'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_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 Error_Msg_Strlen := 0; -- 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. See if -- we have an alternative name. Get_Name_String (Fname); if Name_Len = 12 and then Name_Buffer (1 .. 2) = "s-" and then Name_Buffer (9 .. 12) = ".ads" then for J in Map_Array'Range loop if Name_Buffer (3 .. 8) = Map_Array (J).Fname 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_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;