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-- GHDL Run Time (GRT) - Error handling.
-- Copyright (C) 2002 - 2014 Tristan Gingold
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 2 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT 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
-- along with this program. If not, see <gnu.org/licenses>.
--
-- As a special exception, if other files instantiate generics from this
-- unit, or you link this unit with other files to produce an executable,
-- this unit does not by itself cause the resulting executable to be
-- covered by the GNU General Public License. This exception does not
-- however invalidate any other reasons why the executable file might be
-- covered by the GNU Public License.
with Grt.Stdio; use Grt.Stdio;
with Grt.Astdio; use Grt.Astdio;
with Grt.Astdio.Vhdl; use Grt.Astdio.Vhdl;
with Grt.Options; use Grt.Options;
package body Grt.Errors is
-- Output stream to send error messages
Error_Stream : FILEs;
procedure Set_Error_Stream (Stream : Grt.Stdio.FILEs) is
begin
Error_Stream := Stream;
end Set_Error_Stream;
function Get_Error_Stream return Grt.Stdio.FILEs is
begin
return Error_Stream;
end Get_Error_Stream;
-- Called in case of premature exit.
-- CODE is 0 for success, 1 for failure.
procedure Ghdl_Exit (Code : Integer);
pragma No_Return (Ghdl_Exit);
procedure Ghdl_Exit (Code : Integer)
is
procedure C_Exit (Status : Integer);
pragma Import (C, C_Exit, "exit");
pragma No_Return (C_Exit);
begin
C_Exit (Code);
end Ghdl_Exit;
procedure Maybe_Return_Via_Longjump (Val : Integer);
pragma Import (C, Maybe_Return_Via_Longjump,
"__ghdl_maybe_return_via_longjump");
procedure Exit_Simulation is
begin
Maybe_Return_Via_Longjump (Run_Stop);
Internal_Error ("exit_simulation");
end Exit_Simulation;
procedure Fatal_Error is
begin
Maybe_Return_Via_Longjump (-1);
if Expect_Failure then
Ghdl_Exit (0);
else
Ghdl_Exit (1);
end if;
end Fatal_Error;
procedure Diag_C (Str : String) is
begin
Put (Error_Stream, Str);
end Diag_C;
procedure Diag_C (N : Integer) is
begin
Put_I32 (Error_Stream, Ghdl_I32 (N));
end Diag_C;
procedure Diag_C (N : Ghdl_I32) is
begin
Put_I32 (Error_Stream, N);
end Diag_C;
procedure Diag_C (Str : Ghdl_C_String) is
begin
Put (Error_Stream, Str);
end Diag_C;
procedure Diag_C_Std (Str : Std_String_Uncons)
is
subtype Str_Subtype is String (1 .. Str'Length);
begin
Put (Error_Stream, Str_Subtype (Str));
end Diag_C_Std;
procedure Diag_C (Str : Std_String_Ptr)
is
subtype Ada_Str is String (1 .. Natural (Str.Bounds.Dim_1.Length));
begin
if Ada_Str'Length > 0 then
Diag_C (Ada_Str (Str.Base (0 .. Str.Bounds.Dim_1.Length - 1)));
end if;
end Diag_C;
procedure Diag_C (C : Character) is
begin
Put (Error_Stream, C);
end Diag_C;
procedure Diag_C_Now is
begin
Put_Time (Error_Stream, Grt.Vhdl_Types.Current_Time);
end Diag_C_Now;
procedure Newline_Err is
begin
New_Line (Error_Stream);
end Newline_Err;
-- procedure Put_Err (Str : Ghdl_Str_Len_Type)
-- is
-- S : String (1 .. 3);
-- begin
-- if Str.Str = null then
-- S (1) := ''';
-- S (2) := Character'Val (Str.Len);
-- S (3) := ''';
-- Put_Err (S);
-- else
-- Put_Err (Str.Str (1 .. Str.Len));
-- end if;
-- end Put_Err;
procedure Report_S (Str : String := "") is
begin
Diag_C (Str);
end Report_S;
procedure Report_E is
begin
Newline_Err;
end Report_E;
procedure Warning_S (Str : String := "") is
begin
Put_Err ("warning: ");
Diag_C (Str);
end Warning_S;
procedure Warning_E is
begin
Newline_Err;
end Warning_E;
procedure Error_S (Str : String := "") is
begin
Put_Err (Progname);
Put_Err (":error: ");
Diag_C (Str);
end Error_S;
procedure Error_E (Str : String := "") is
begin
Diag_C (Str);
Newline_Err;
Fatal_Error;
end Error_E;
procedure Error (Str : String) is
begin
Error_S (Str);
Error_E;
end Error;
procedure Error (Str : String;
Filename : Ghdl_C_String;
Line : Ghdl_I32) is
begin
Error_S (Str);
Diag_C (" at ");
Diag_C (Filename);
Diag_C (" line ");
Diag_C (Line);
Error_E;
end Error;
procedure Error_NF (Str : String) is
begin
Error_S (Str);
Newline_Err;
Exit_Status := 1;
end Error_NF;
procedure Info_S (Str : String := "") is
begin
Put_Err (Progname);
Put_Err (":info: ");
Diag_C (Str);
end Info_S;
procedure Info_E is
begin
Newline_Err;
end Info_E;
procedure Warning (Str : String) is
begin
Put_Err (Progname);
Put_Err (":warning: ");
Put_Err (Str);
Newline_Err;
end Warning;
procedure Internal_Error (Msg : String) is
begin
Put_Err (Progname);
Put_Err (":internal error: ");
Put_Err (Msg);
Newline_Err;
Fatal_Error;
end Internal_Error;
end Grt.Errors;
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