| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- O S I N T - B -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 2001-2005 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, 51 Franklin Street, Fifth Floor, -- |
| -- Boston, MA 02110-1301, USA. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with Namet; use Namet; |
| with Opt; use Opt; |
| with Targparm; use Targparm; |
| |
| package body Osint.B is |
| |
| Binder_Output_Time_Stamps_Set : Boolean := False; |
| |
| Old_Binder_Output_Time_Stamp : Time_Stamp_Type; |
| New_Binder_Output_Time_Stamp : Time_Stamp_Type; |
| Recording_Time_From_Last_Bind : Boolean := False; |
| |
| ------------------------- |
| -- Close_Binder_Output -- |
| ------------------------- |
| |
| procedure Close_Binder_Output is |
| Status : Boolean; |
| begin |
| Close (Output_FD, Status); |
| |
| if not Status then |
| Fail |
| ("error while closing generated file ", |
| Get_Name_String (Output_File_Name)); |
| end if; |
| |
| if Recording_Time_From_Last_Bind then |
| New_Binder_Output_Time_Stamp := File_Stamp (Output_File_Name); |
| Binder_Output_Time_Stamps_Set := True; |
| end if; |
| end Close_Binder_Output; |
| |
| -------------------------- |
| -- Create_Binder_Output -- |
| -------------------------- |
| |
| procedure Create_Binder_Output |
| (Output_File_Name : String; |
| Typ : Character; |
| Bfile : out Name_Id) |
| is |
| File_Name : String_Ptr; |
| Findex1 : Natural; |
| Findex2 : Natural; |
| Flength : Natural; |
| |
| Bind_File_Prefix_Len : Natural := 2; |
| -- Length of binder file prefix (normally set to 2 for b~, but gets |
| -- reset to 3 for VMS for b__). |
| |
| begin |
| if Output_File_Name /= "" then |
| Name_Buffer (Output_File_Name'Range) := Output_File_Name; |
| Name_Buffer (Output_File_Name'Last + 1) := ASCII.NUL; |
| |
| if Typ = 's' then |
| Name_Buffer (Output_File_Name'Last) := 's'; |
| end if; |
| |
| Name_Len := Output_File_Name'Last; |
| |
| else |
| Name_Buffer (1) := 'b'; |
| File_Name := File_Names (Current_File_Name_Index); |
| |
| Findex1 := File_Name'First; |
| |
| -- The ali file might be specified by a full path name. However, |
| -- the binder generated file should always be created in the |
| -- current directory, so the path might need to be stripped away. |
| -- In addition to the default directory_separator allow the '/' to |
| -- act as separator since this is allowed in MS-DOS and OS2 ports. |
| |
| for J in reverse File_Name'Range loop |
| if File_Name (J) = Directory_Separator |
| or else File_Name (J) = '/' |
| then |
| Findex1 := J + 1; |
| exit; |
| end if; |
| end loop; |
| |
| Findex2 := File_Name'Last; |
| while File_Name (Findex2) /= '.' loop |
| Findex2 := Findex2 - 1; |
| end loop; |
| |
| Flength := Findex2 - Findex1; |
| |
| if Maximum_File_Name_Length > 0 then |
| |
| if OpenVMS_On_Target and then Typ /= 'c' then |
| Bind_File_Prefix_Len := 3; |
| end if; |
| |
| -- Make room for the extra two characters in "b?" |
| |
| while Int (Flength) > |
| Maximum_File_Name_Length - Nat (Bind_File_Prefix_Len) |
| loop |
| Findex2 := Findex2 - 1; |
| Flength := Findex2 - Findex1; |
| end loop; |
| end if; |
| |
| Name_Buffer |
| (Bind_File_Prefix_Len + 1 .. Flength + Bind_File_Prefix_Len) := |
| File_Name (Findex1 .. Findex2 - 1); |
| Name_Buffer (Flength + Bind_File_Prefix_Len + 1) := '.'; |
| |
| -- C bind file, name is b_xxx.c |
| |
| if Typ = 'c' then |
| Name_Buffer (2) := '_'; |
| Name_Buffer (Flength + 4) := 'c'; |
| Name_Buffer (Flength + 5) := ASCII.NUL; |
| Name_Len := Flength + 4; |
| |
| -- Ada bind file, name is b~xxx.adb or b~xxx.ads |
| -- (with __ instead of ~ in VMS) |
| |
| else |
| if OpenVMS_On_Target then |
| Name_Buffer (2) := '_'; |
| Name_Buffer (3) := '_'; |
| else |
| Name_Buffer (2) := '~'; |
| end if; |
| |
| Name_Buffer (Flength + Bind_File_Prefix_Len + 2) := 'a'; |
| Name_Buffer (Flength + Bind_File_Prefix_Len + 3) := 'd'; |
| Name_Buffer (Flength + Bind_File_Prefix_Len + 4) := Typ; |
| Name_Buffer (Flength + Bind_File_Prefix_Len + 5) := ASCII.NUL; |
| Name_Len := Flength + Bind_File_Prefix_Len + 4; |
| end if; |
| end if; |
| |
| Bfile := Name_Find; |
| |
| if Recording_Time_From_Last_Bind then |
| Old_Binder_Output_Time_Stamp := File_Stamp (Bfile); |
| end if; |
| |
| Create_File_And_Check (Output_FD, Text); |
| end Create_Binder_Output; |
| |
| -------------------- |
| -- More_Lib_Files -- |
| -------------------- |
| |
| function More_Lib_Files return Boolean renames More_Files; |
| |
| ------------------------ |
| -- Next_Main_Lib_File -- |
| ------------------------ |
| |
| function Next_Main_Lib_File return File_Name_Type renames Next_Main_File; |
| |
| -------------------------------- |
| -- Record_Time_From_Last_Bind -- |
| -------------------------------- |
| |
| procedure Record_Time_From_Last_Bind is |
| begin |
| Recording_Time_From_Last_Bind := True; |
| end Record_Time_From_Last_Bind; |
| |
| ------------------------- |
| -- Time_From_Last_Bind -- |
| ------------------------- |
| |
| function Time_From_Last_Bind return Nat is |
| Old_Y : Nat; |
| Old_M : Nat; |
| Old_D : Nat; |
| Old_H : Nat; |
| Old_Mi : Nat; |
| Old_S : Nat; |
| New_Y : Nat; |
| New_M : Nat; |
| New_D : Nat; |
| New_H : Nat; |
| New_Mi : Nat; |
| New_S : Nat; |
| |
| type Month_Data is array (Int range 1 .. 12) of Int; |
| Cumul : constant Month_Data := (0, 0, 3, 3, 4, 4, 5, 5, 5, 6, 6, 7); |
| -- Represents the difference in days from a period compared to the |
| -- same period if all months had 31 days, i.e: |
| -- |
| -- Cumul (m) = 31x(m-1) - (number of days from 01/01 to m/01) |
| |
| Res : Int; |
| |
| begin |
| if not Recording_Time_From_Last_Bind |
| or else not Binder_Output_Time_Stamps_Set |
| or else Old_Binder_Output_Time_Stamp = Empty_Time_Stamp |
| then |
| return Nat'Last; |
| end if; |
| |
| Split_Time_Stamp |
| (Old_Binder_Output_Time_Stamp, |
| Old_Y, Old_M, Old_D, Old_H, Old_Mi, Old_S); |
| |
| Split_Time_Stamp |
| (New_Binder_Output_Time_Stamp, |
| New_Y, New_M, New_D, New_H, New_Mi, New_S); |
| |
| Res := New_Mi - Old_Mi; |
| |
| -- 60 minutes in an hour |
| |
| Res := Res + 60 * (New_H - Old_H); |
| |
| -- 24 hours in a day |
| |
| Res := Res + 60 * 24 * (New_D - Old_D); |
| |
| -- Almost 31 days in a month |
| |
| Res := Res + 60 * 24 * |
| (31 * (New_M - Old_M) - Cumul (New_M) + Cumul (Old_M)); |
| |
| -- 365 days in a year |
| |
| Res := Res + 60 * 24 * 365 * (New_Y - Old_Y); |
| |
| return Res; |
| end Time_From_Last_Bind; |
| |
| ----------------------- |
| -- Write_Binder_Info -- |
| ----------------------- |
| |
| procedure Write_Binder_Info (Info : String) renames Write_Info; |
| |
| begin |
| Set_Program (Binder); |
| end Osint.B; |