+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT COMPILER COMPONENTS --
--- --
--- L I B . W R I T --
--- --
--- B o d y --
--- --
--- $Revision: 1.2.10.1 $
--- --
--- Copyright (C) 1992-2001 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 2, 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 COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
-with ALI; use ALI;
-with Atree; use Atree;
-with Casing; use Casing;
-with Einfo; use Einfo;
-with Errout; use Errout;
-with Fname; use Fname;
-with Fname.UF; use Fname.UF;
-with Lib.Util; use Lib.Util;
-with Lib.Xref; use Lib.Xref;
-with Namet; use Namet;
-with Nlists; use Nlists;
-with Gnatvsn; use Gnatvsn;
-with Opt; use Opt;
-with Osint; use Osint;
-with Par;
-with Restrict; use Restrict;
-with Scn; use Scn;
-with Sinfo; use Sinfo;
-with Sinput; use Sinput;
-with Stringt; use Stringt;
-with Targparm; use Targparm;
-with Uname; use Uname;
-
-with System.WCh_Con; use System.WCh_Con;
-
-package body Lib.Writ is
-
- ------------------------------
- -- Ensure_System_Dependency --
- ------------------------------
-
- procedure Ensure_System_Dependency is
- Discard : List_Id;
-
- System_Uname : Unit_Name_Type;
- -- Unit name for system spec if needed for dummy entry
-
- System_Fname : File_Name_Type;
- -- File name for system spec if needed for dummy entry
-
- begin
- -- Nothing to do if we already compiled System
-
- for Unum in Units.First .. Last_Unit loop
- if Units.Table (Unum).Source_Index = System_Source_File_Index then
- return;
- end if;
- end loop;
-
- -- If no entry for system.ads in the units table, then add a entry
- -- to the units table for system.ads, which will be referenced when
- -- the ali file is generated. We need this because every unit depends
- -- on system as a result of Targparm scanning the system.ads file to
- -- determine the target dependent parameters for the compilation.
-
- Name_Len := 6;
- Name_Buffer (1 .. 6) := "system";
- System_Uname := Name_To_Unit_Name (Name_Enter);
- System_Fname := File_Name (System_Source_File_Index);
-
- Units.Increment_Last;
- Units.Table (Units.Last) := (
- Unit_File_Name => System_Fname,
- Unit_Name => System_Uname,
- Expected_Unit => System_Uname,
- Source_Index => System_Source_File_Index,
- Cunit => Empty,
- Cunit_Entity => Empty,
- Dependency_Num => 0,
- Dependent_Unit => True,
- Dynamic_Elab => False,
- Fatal_Error => False,
- Generate_Code => False,
- Has_RACW => False,
- Ident_String => Empty,
- Loading => False,
- Main_Priority => -1,
- Serial_Number => 0,
- Version => 0,
- Error_Location => No_Location);
-
- -- Parse system.ads so that the checksum is set right
-
- Initialize_Scanner (Units.Last, System_Source_File_Index);
- Discard := Par (Configuration_Pragmas => False);
- end Ensure_System_Dependency;
-
- ---------------
- -- Write_ALI --
- ---------------
-
- procedure Write_ALI (Object : Boolean) is
-
- ----------------
- -- Local Data --
- ----------------
-
- Last_Unit : constant Unit_Number_Type := Units.Last;
- -- Record unit number of last unit. We capture this in case we
- -- have to add a dummy entry to the unit table for package System.
-
- With_Flags : array (Units.First .. Last_Unit) of Boolean;
- -- Array of flags to show which units are with'ed
-
- Elab_Flags : array (Units.First .. Last_Unit) of Boolean;
- -- Array of flags to show which units have pragma Elaborate set
-
- Elab_All_Flags : array (Units.First .. Last_Unit) of Boolean;
- -- Array of flags to show which units have pragma Elaborate All set
-
- Elab_Des_Flags : array (Units.First .. Last_Unit) of Boolean;
- -- Array of flags to show which units have Elaborate_All_Desirable set
-
- Sdep_Table : Unit_Ref_Table (1 .. Pos (Last_Unit - Units.First + 2));
- -- Sorted table of source dependencies. One extra entry in case we
- -- have to add a dummy entry for System.
-
- Num_Sdep : Nat := 0;
- -- Number of active entries in Sdep_Table
-
- -----------------------
- -- Local Subprograms --
- -----------------------
-
- procedure Collect_Withs (Cunit : Node_Id);
- -- Collect with lines for entries in the context clause of the
- -- given compilation unit, Cunit.
-
- procedure Update_Tables_From_ALI_File;
- -- Given an up to date ALI file (see Up_To_Date_ALI_file_Exists
- -- function), update tables from the ALI information, including
- -- specifically the Compilation_Switches table.
-
- function Up_To_Date_ALI_File_Exists return Boolean;
- -- If there exists an ALI file that is up to date, then this function
- -- initializes the tables in the ALI spec to contain information on
- -- this file (using Scan_ALI) and returns True. If no file exists,
- -- or the file is not up to date, then False is returned.
-
- procedure Write_Unit_Information (Unit_Num : Unit_Number_Type);
- -- Write out the library information for one unit for which code is
- -- generated (includes unit line and with lines).
-
- procedure Write_With_Lines;
- -- Write out with lines collected by calls to Collect_Withs
-
- -------------------
- -- Collect_Withs --
- -------------------
-
- procedure Collect_Withs (Cunit : Node_Id) is
- Item : Node_Id;
- Unum : Unit_Number_Type;
-
- begin
- Item := First (Context_Items (Cunit));
- while Present (Item) loop
-
- if Nkind (Item) = N_With_Clause then
- Unum := Get_Cunit_Unit_Number (Library_Unit (Item));
- With_Flags (Unum) := True;
-
- if Elaborate_Present (Item) then
- Elab_Flags (Unum) := True;
- end if;
-
- if Elaborate_All_Present (Item) then
- Elab_All_Flags (Unum) := True;
- end if;
-
- if Elaborate_All_Desirable (Cunit_Entity (Unum)) then
- Elab_Des_Flags (Unum) := True;
- end if;
- end if;
-
- Next (Item);
- end loop;
- end Collect_Withs;
-
- --------------------------------
- -- Up_To_Date_ALI_File_Exists --
- --------------------------------
-
- function Up_To_Date_ALI_File_Exists return Boolean is
- Name : File_Name_Type;
- Text : Text_Buffer_Ptr;
- Id : Sdep_Id;
- Sind : Source_File_Index;
-
- begin
- Opt.Check_Object_Consistency := True;
- Read_Library_Info (Name, Text);
-
- -- Return if we could not find an ALI file
-
- if Text = null then
- return False;
- end if;
-
- -- Return if ALI file has bad format
-
- Initialize_ALI;
-
- if Scan_ALI (Name, Text, False, Err => True) = No_ALI_Id then
- return False;
- end if;
-
- -- If we have an OK ALI file, check if it is up to date
- -- Note that we assume that the ALI read has all the entries
- -- we have in our table, plus some additional ones (that can
- -- come from expansion).
-
- Id := First_Sdep_Entry;
- for J in 1 .. Num_Sdep loop
- Sind := Units.Table (Sdep_Table (J)).Source_Index;
-
- while Sdep.Table (Id).Sfile /= File_Name (Sind) loop
- if Id = Sdep.Last then
- return False;
- else
- Id := Id + 1;
- end if;
- end loop;
-
- if Sdep.Table (Id).Stamp /= Time_Stamp (Sind) then
- return False;
- end if;
- end loop;
-
- return True;
- end Up_To_Date_ALI_File_Exists;
-
- ---------------------------------
- -- Update_Tables_From_ALI_File --
- ---------------------------------
-
- procedure Update_Tables_From_ALI_File is
- begin
- -- Build Compilation_Switches table
-
- Compilation_Switches.Init;
-
- for J in First_Arg_Entry .. Args.Last loop
- Compilation_Switches.Increment_Last;
- Compilation_Switches.Table (Compilation_Switches.Last) :=
- Args.Table (J);
- end loop;
- end Update_Tables_From_ALI_File;
-
- ----------------------------
- -- Write_Unit_Information --
- ----------------------------
-
- procedure Write_Unit_Information (Unit_Num : Unit_Number_Type) is
- Unode : constant Node_Id := Cunit (Unit_Num);
- Ukind : constant Node_Kind := Nkind (Unit (Unode));
- Uent : constant Entity_Id := Cunit_Entity (Unit_Num);
- Pnode : Node_Id;
-
- begin
- Write_Info_Initiate ('U');
- Write_Info_Char (' ');
- Write_Info_Name (Unit_Name (Unit_Num));
- Write_Info_Tab (25);
- Write_Info_Name (Unit_File_Name (Unit_Num));
-
- Write_Info_Tab (49);
- Write_Info_Str (Version_Get (Unit_Num));
-
- if Dynamic_Elab (Unit_Num) then
- Write_Info_Str (" DE");
- end if;
-
- -- We set the Elaborate_Body indication if either an explicit pragma
- -- was present, or if this is an instantiation. RM 12.3(20) requires
- -- that the body be immediately elaborated after the spec. We would
- -- normally do that anyway, but the EB we generate here ensures that
- -- this gets done even when we use the -p gnatbind switch.
-
- if Has_Pragma_Elaborate_Body (Uent)
- or else (Ukind = N_Package_Declaration
- and then Is_Generic_Instance (Uent)
- and then Present (Corresponding_Body (Unit (Unode))))
- then
- Write_Info_Str (" EB");
- end if;
-
- -- Now see if we should tell the binder that an elaboration entity
- -- is present, which must be reset to true during elaboration. We
- -- generate the indication if the following condition is met:
-
- -- If this is a spec ...
-
- if (Is_Subprogram (Uent)
- or else
- Ekind (Uent) = E_Package
- or else
- Is_Generic_Unit (Uent))
-
- -- and an elaboration entity was declared ...
-
- and then Present (Elaboration_Entity (Uent))
-
- -- and either the elaboration flag is required ...
-
- and then
- (Elaboration_Entity_Required (Uent)
-
- -- or this unit has elaboration code ...
-
- or else not Has_No_Elaboration_Code (Unode)
-
- -- or this unit has a separate body and this
- -- body has elaboration code.
-
- or else
- (Ekind (Uent) = E_Package
- and then Present (Body_Entity (Uent))
- and then
- not Has_No_Elaboration_Code
- (Parent
- (Declaration_Node
- (Body_Entity (Uent))))))
- then
- Write_Info_Str (" EE");
- end if;
-
- if Has_No_Elaboration_Code (Unode) then
- Write_Info_Str (" NE");
- end if;
-
- if Is_Preelaborated (Uent) then
- Write_Info_Str (" PR");
- end if;
-
- if Is_Pure (Uent) then
- Write_Info_Str (" PU");
- end if;
-
- if Has_RACW (Unit_Num) then
- Write_Info_Str (" RA");
- end if;
-
- if Is_Remote_Call_Interface (Uent) then
- Write_Info_Str (" RC");
- end if;
-
- if Is_Remote_Types (Uent) then
- Write_Info_Str (" RT");
- end if;
-
- if Is_Shared_Passive (Uent) then
- Write_Info_Str (" SP");
- end if;
-
- if Ukind = N_Subprogram_Declaration
- or else Ukind = N_Subprogram_Body
- then
- Write_Info_Str (" SU");
-
- elsif Ukind = N_Package_Declaration
- or else
- Ukind = N_Package_Body
- then
- -- If this is a wrapper package for a subprogram instantiation,
- -- the user view is the subprogram. Note that in this case the
- -- ali file contains both the spec and body of the instance.
-
- if Is_Wrapper_Package (Uent) then
- Write_Info_Str (" SU");
- else
- Write_Info_Str (" PK");
- end if;
-
- elsif Ukind = N_Generic_Package_Declaration then
- Write_Info_Str (" PK");
-
- end if;
-
- if Ukind in N_Generic_Declaration
- or else
- (Present (Library_Unit (Unode))
- and then
- Nkind (Unit (Library_Unit (Unode))) in N_Generic_Declaration)
- then
- Write_Info_Str (" GE");
- end if;
-
- if not Is_Internal_File_Name (Unit_File_Name (Unit_Num), True) then
- case Identifier_Casing (Source_Index (Unit_Num)) is
- when All_Lower_Case => Write_Info_Str (" IL");
- when All_Upper_Case => Write_Info_Str (" IU");
- when others => null;
- end case;
-
- case Keyword_Casing (Source_Index (Unit_Num)) is
- when Mixed_Case => Write_Info_Str (" KM");
- when All_Upper_Case => Write_Info_Str (" KU");
- when others => null;
- end case;
- end if;
-
- if Initialize_Scalars then
- Write_Info_Str (" IS");
- end if;
-
- Write_Info_EOL;
-
- -- Generate with lines, first those that are directly with'ed
-
- for J in With_Flags'Range loop
- With_Flags (J) := False;
- Elab_Flags (J) := False;
- Elab_All_Flags (J) := False;
- Elab_Des_Flags (J) := False;
- end loop;
-
- Collect_Withs (Unode);
-
- -- For a body, we must also check for any subunits which belong to
- -- it and which have context clauses of their own, since these
- -- with'ed units are part of its own elaboration dependencies.
-
- if Nkind (Unit (Unode)) in N_Unit_Body then
- for S in Units.First .. Last_Unit loop
-
- -- We are only interested in subunits
-
- if Nkind (Unit (Cunit (S))) = N_Subunit then
- Pnode := Library_Unit (Cunit (S));
-
- -- In gnatc mode, the errors in the subunits will not
- -- have been recorded, but the analysis of the subunit
- -- may have failed. There is no information to add to
- -- ALI file in this case.
-
- if No (Pnode) then
- exit;
- end if;
-
- -- Find ultimate parent of the subunit
-
- while Nkind (Unit (Pnode)) = N_Subunit loop
- Pnode := Library_Unit (Pnode);
- end loop;
-
- -- See if it belongs to current unit, and if so, include
- -- its with_clauses.
-
- if Pnode = Unode then
- Collect_Withs (Cunit (S));
- end if;
- end if;
- end loop;
- end if;
-
- Write_With_Lines;
- end Write_Unit_Information;
-
- ----------------------
- -- Write_With_Lines --
- ----------------------
-
- procedure Write_With_Lines is
- With_Table : Unit_Ref_Table (1 .. Pos (Last_Unit - Units.First + 1));
- Num_Withs : Int := 0;
- Unum : Unit_Number_Type;
- Cunit : Node_Id;
- Cunite : Entity_Id;
- Uname : Unit_Name_Type;
- Fname : File_Name_Type;
- Pname : constant Unit_Name_Type :=
- Get_Parent_Spec_Name (Unit_Name (Main_Unit));
- Body_Fname : File_Name_Type;
-
- begin
- -- Loop to build the with table. A with on the main unit itself
- -- is ignored (AARM 10.2(14a)). Such a with-clause can occur if
- -- the main unit is a subprogram with no spec, and a subunit of
- -- it unecessarily withs the parent.
-
- for J in Units.First + 1 .. Last_Unit loop
-
- -- Add element to with table if it is with'ed or if it is the
- -- parent spec of the main unit (case of main unit is a child
- -- unit). The latter with is not needed for semantic purposes,
- -- but is required by the binder for elaboration purposes.
-
- if (With_Flags (J) or else Unit_Name (J) = Pname)
- and then Units.Table (J).Dependent_Unit
- then
- Num_Withs := Num_Withs + 1;
- With_Table (Num_Withs) := J;
- end if;
- end loop;
-
- -- Sort and output the table
-
- Sort (With_Table (1 .. Num_Withs));
-
- for J in 1 .. Num_Withs loop
- Unum := With_Table (J);
- Cunit := Units.Table (Unum).Cunit;
- Cunite := Units.Table (Unum).Cunit_Entity;
- Uname := Units.Table (Unum).Unit_Name;
- Fname := Units.Table (Unum).Unit_File_Name;
-
- Write_Info_Initiate ('W');
- Write_Info_Char (' ');
- Write_Info_Name (Uname);
-
- -- Now we need to figure out the names of the files that contain
- -- the with'ed unit. These will usually be the files for the body,
- -- except in the case of a package that has no body.
-
- if (Nkind (Unit (Cunit)) not in N_Generic_Declaration
- and then
- Nkind (Unit (Cunit)) not in N_Generic_Renaming_Declaration)
- or else Generic_Separately_Compiled (Cunite)
- then
- Write_Info_Tab (25);
-
- if Is_Spec_Name (Uname) then
- Body_Fname :=
- Get_File_Name (Get_Body_Name (Uname), Subunit => False);
- else
- Body_Fname := Get_File_Name (Uname, Subunit => False);
- end if;
-
- -- A package is considered to have a body if it requires
- -- a body or if a body is present in Ada 83 mode.
-
- if Body_Required (Cunit)
- or else (Ada_83
- and then Full_Source_Name (Body_Fname) /= No_File)
- then
- Write_Info_Name (Body_Fname);
- Write_Info_Tab (49);
- Write_Info_Name (Lib_File_Name (Body_Fname));
- else
- Write_Info_Name (Fname);
- Write_Info_Tab (49);
- Write_Info_Name (Lib_File_Name (Fname));
- end if;
-
- if Elab_Flags (Unum) then
- Write_Info_Str (" E");
- end if;
-
- if Elab_All_Flags (Unum) then
- Write_Info_Str (" EA");
- end if;
-
- if Elab_Des_Flags (Unum) then
- Write_Info_Str (" ED");
- end if;
- end if;
-
- Write_Info_EOL;
- end loop;
- end Write_With_Lines;
-
- -- Start of processing for Writ_ALI
-
- begin
- -- Build sorted source dependency table. We do this right away,
- -- because it is referenced by Up_To_Date_ALI_File_Exists.
-
- for Unum in Units.First .. Last_Unit loop
- Num_Sdep := Num_Sdep + 1;
- Sdep_Table (Num_Sdep) := Unum;
- end loop;
-
- -- Sort the table so that the D lines are in order
-
- Lib.Sort (Sdep_Table (1 .. Num_Sdep));
-
- -- If we are not generating code, and there is an up to date
- -- ali file accessible, read it, and acquire the compilation
- -- arguments from this file.
-
- if Operating_Mode /= Generate_Code then
- if Up_To_Date_ALI_File_Exists then
- Update_Tables_From_ALI_File;
- return;
- end if;
- end if;
-
- -- Otherwise acquire compilation arguments and prepare to write
- -- out a new ali file.
-
- Create_Output_Library_Info;
-
- -- Output version line
-
- Write_Info_Initiate ('V');
- Write_Info_Str (" """);
- Write_Info_Str (Library_Version);
- Write_Info_Char ('"');
-
- Write_Info_EOL;
-
- -- Output main program line if this is acceptable main program
-
- declare
- U : Node_Id := Unit (Units.Table (Main_Unit).Cunit);
- S : Node_Id;
-
- procedure M_Parameters;
- -- Output parameters for main program line
-
- procedure M_Parameters is
- begin
- if Main_Priority (Main_Unit) /= Default_Main_Priority then
- Write_Info_Char (' ');
- Write_Info_Nat (Main_Priority (Main_Unit));
- end if;
-
- if Opt.Time_Slice_Set then
- Write_Info_Str (" T=");
- Write_Info_Nat (Opt.Time_Slice_Value);
- end if;
-
- Write_Info_Str (" W=");
- Write_Info_Char
- (WC_Encoding_Letters (Wide_Character_Encoding_Method));
-
- Write_Info_EOL;
- end M_Parameters;
-
- begin
- if Nkind (U) = N_Subprogram_Body
- or else (Nkind (U) = N_Package_Body
- and then
- (Nkind (Original_Node (U)) = N_Function_Instantiation
- or else
- Nkind (Original_Node (U)) =
- N_Procedure_Instantiation))
- then
- -- If the unit is a subprogram instance, the entity for the
- -- subprogram is the alias of the visible entity, which is the
- -- related instance of the wrapper package. We retrieve the
- -- subprogram declaration of the desired entity.
-
- if Nkind (U) = N_Package_Body then
- U := Parent (Parent (
- Alias (Related_Instance (Defining_Unit_Name
- (Specification (Unit (Library_Unit (Parent (U)))))))));
- end if;
-
- S := Specification (U);
-
- if not Present (Parameter_Specifications (S)) then
- if Nkind (S) = N_Procedure_Specification then
- Write_Info_Initiate ('M');
- Write_Info_Str (" P");
- M_Parameters;
-
- else
- declare
- Nam : Node_Id := Defining_Unit_Name (S);
-
- begin
- -- If it is a child unit, get its simple name.
-
- if Nkind (Nam) = N_Defining_Program_Unit_Name then
- Nam := Defining_Identifier (Nam);
- end if;
-
- if Is_Integer_Type (Etype (Nam)) then
- Write_Info_Initiate ('M');
- Write_Info_Str (" F");
- M_Parameters;
- end if;
- end;
- end if;
- end if;
- end if;
- end;
-
- -- Write command argmument ('A') lines
-
- for A in 1 .. Compilation_Switches.Last loop
- Write_Info_Initiate ('A');
- Write_Info_Char (' ');
- Write_Info_Str (Compilation_Switches.Table (A).all);
- Write_Info_Terminate;
- end loop;
-
- -- Output parameters ('P') line
-
- Write_Info_Initiate ('P');
-
- if Compilation_Errors then
- Write_Info_Str (" CE");
- end if;
-
- if Opt.Float_Format /= ' ' then
- Write_Info_Str (" F");
-
- if Opt.Float_Format = 'I' then
- Write_Info_Char ('I');
-
- elsif Opt.Float_Format_Long = 'D' then
- Write_Info_Char ('D');
-
- else
- Write_Info_Char ('G');
- end if;
- end if;
-
- if Tasking_Used
- and then not Is_Predefined_File_Name (Unit_File_Name (Main_Unit))
- then
- if Locking_Policy /= ' ' then
- Write_Info_Str (" L");
- Write_Info_Char (Locking_Policy);
- end if;
-
- if Queuing_Policy /= ' ' then
- Write_Info_Str (" Q");
- Write_Info_Char (Queuing_Policy);
- end if;
-
- if Task_Dispatching_Policy /= ' ' then
- Write_Info_Str (" T");
- Write_Info_Char (Task_Dispatching_Policy);
- Write_Info_Char (' ');
- end if;
- end if;
-
- if not Object then
- Write_Info_Str (" NO");
- end if;
-
- if No_Run_Time then
- Write_Info_Str (" NR");
- end if;
-
- if Normalize_Scalars then
- Write_Info_Str (" NS");
- end if;
-
- if Unreserve_All_Interrupts then
- Write_Info_Str (" UA");
- end if;
-
- if ZCX_By_Default_On_Target then
- if Unit_Exception_Table_Present then
- Write_Info_Str (" UX");
- end if;
-
- Write_Info_Str (" ZX");
- end if;
-
- Write_Info_EOL;
-
- -- Output restrictions line
-
- Write_Info_Initiate ('R');
- Write_Info_Char (' ');
-
- for J in Partition_Restrictions loop
- if Main_Restrictions (J) then
- Write_Info_Char ('r');
- elsif Violations (J) then
- Write_Info_Char ('v');
- else
- Write_Info_Char ('n');
- end if;
- end loop;
-
- Write_Info_EOL;
-
- -- Loop through file table to output information for all units for which
- -- we have generated code, as marked by the Generate_Code flag.
-
- for Unit in Units.First .. Last_Unit loop
- if Units.Table (Unit).Generate_Code
- or else Unit = Main_Unit
- then
- Write_Info_EOL; -- blank line
- Write_Unit_Information (Unit);
- end if;
- end loop;
-
- Write_Info_EOL; -- blank line
-
- -- Output linker option lines
-
- for J in 1 .. Linker_Option_Lines.Last loop
- declare
- S : constant String_Id := Linker_Option_Lines.Table (J);
- C : Character;
-
- begin
- Write_Info_Initiate ('L');
- Write_Info_Str (" """);
-
- for J in 1 .. String_Length (S) loop
- C := Get_Character (Get_String_Char (S, J));
-
- if C in Character'Val (16#20#) .. Character'Val (16#7E#)
- and then C /= '{'
- then
- Write_Info_Char (C);
-
- if C = '"' then
- Write_Info_Char (C);
- end if;
-
- else
- declare
- Hex : array (0 .. 15) of Character := "0123456789ABCDEF";
-
- begin
- Write_Info_Char ('{');
- Write_Info_Char (Hex (Character'Pos (C) / 16));
- Write_Info_Char (Hex (Character'Pos (C) mod 16));
- Write_Info_Char ('}');
- end;
- end if;
- end loop;
-
- Write_Info_Char ('"');
- Write_Info_EOL;
- end;
- end loop;
-
- -- Output external version reference lines
-
- for J in 1 .. Version_Ref.Last loop
- Write_Info_Initiate ('E');
- Write_Info_Char (' ');
-
- for K in 1 .. String_Length (Version_Ref.Table (J)) loop
- Write_Info_Char_Code (Get_String_Char (Version_Ref.Table (J), K));
- end loop;
-
- Write_Info_EOL;
- end loop;
-
- -- Prepare to output the source dependency lines
-
- declare
- Unum : Unit_Number_Type;
- -- Number of unit being output
-
- Sind : Source_File_Index;
- -- Index of corresponding source file
-
- begin
- for J in 1 .. Num_Sdep loop
- Unum := Sdep_Table (J);
- Units.Table (Unum).Dependency_Num := J;
- Sind := Units.Table (Unum).Source_Index;
-
- Write_Info_Initiate ('D');
- Write_Info_Char (' ');
-
- -- Normal case of a dependent unit entry with a source index
-
- if Sind /= No_Source_File
- and then Units.Table (Unum).Dependent_Unit
- then
- Write_Info_Name (File_Name (Sind));
- Write_Info_Tab (25);
- Write_Info_Str (String (Time_Stamp (Sind)));
- Write_Info_Char (' ');
- Write_Info_Str (Get_Hex_String (Source_Checksum (Sind)));
-
- -- If subunit, add unit name, omitting the %b at the end
-
- if Present (Cunit (Unum))
- and then Nkind (Unit (Cunit (Unum))) = N_Subunit
- then
- Get_Decoded_Name_String (Unit_Name (Unum));
- Write_Info_Char (' ');
- Write_Info_Str (Name_Buffer (1 .. Name_Len - 2));
- end if;
-
- -- If Source_Reference pragma used output information
-
- if Num_SRef_Pragmas (Sind) > 0 then
- Write_Info_Char (' ');
-
- if Num_SRef_Pragmas (Sind) = 1 then
- Write_Info_Nat (Int (First_Mapped_Line (Sind)));
- else
- Write_Info_Nat (0);
- end if;
-
- Write_Info_Char (':');
- Write_Info_Name (Reference_Name (Sind));
- end if;
-
- -- Case where there is no source index (happens for missing files)
- -- Also come here for non-dependent units.
-
- else
- Write_Info_Name (Unit_File_Name (Unum));
- Write_Info_Tab (25);
- Write_Info_Str (String (Dummy_Time_Stamp));
- Write_Info_Char (' ');
- Write_Info_Str (Get_Hex_String (0));
- end if;
-
- Write_Info_EOL;
- end loop;
- end;
-
- Output_References;
- Write_Info_Terminate;
- Close_Output_Library_Info;
-
- end Write_ALI;
-
-end Lib.Writ;
projects / msp430-gcc.git / blobdiff