aboutsummaryrefslogtreecommitdiffstats
path: root/src/grt/grt-errors.adb
blob: 11eb1a04c2302f3b5456c5f0efeb12b83f4cda0c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
--  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;