OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ada/] [osint-b.adb] - Blame information for rev 283

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 281 jeremybenn
------------------------------------------------------------------------------
2
--                                                                          --
3
--                         GNAT COMPILER COMPONENTS                         --
4
--                                                                          --
5
--                              O S I N T - B                               --
6
--                                                                          --
7
--                                 B o d y                                  --
8
--                                                                          --
9
--          Copyright (C) 2001-2008, Free Software Foundation, Inc.         --
10
--                                                                          --
11
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
12
-- terms of the  GNU General Public License as published  by the Free Soft- --
13
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
14
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
15
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
16
-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
17
-- for  more details.  You should have  received  a copy of the GNU General --
18
-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
19
-- http://www.gnu.org/licenses for a complete copy of the license.          --
20
--                                                                          --
21
-- GNAT was originally developed  by the GNAT team at  New York University. --
22
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
23
--                                                                          --
24
------------------------------------------------------------------------------
25
 
26
with Opt;      use Opt;
27
with Targparm; use Targparm;
28
 
29
package body Osint.B is
30
 
31
   -------------------------
32
   -- Close_Binder_Output --
33
   -------------------------
34
 
35
   procedure Close_Binder_Output is
36
      Status : Boolean;
37
   begin
38
      Close (Output_FD, Status);
39
 
40
      if not Status then
41
         Fail
42
           ("error while closing generated file "
43
            & Get_Name_String (Output_File_Name));
44
      end if;
45
 
46
   end Close_Binder_Output;
47
 
48
   --------------------------
49
   -- Create_Binder_Output --
50
   --------------------------
51
 
52
   procedure Create_Binder_Output
53
     (Output_File_Name : String;
54
      Typ              : Character;
55
      Bfile            : out Name_Id)
56
   is
57
      File_Name : String_Ptr;
58
      Findex1   : Natural;
59
      Findex2   : Natural;
60
      Flength   : Natural;
61
 
62
      Bind_File_Prefix_Len : Natural := 2;
63
      --  Length of binder file prefix (normally set to 2 for b~, but gets
64
      --  reset to 3 for VMS for b__).
65
 
66
   begin
67
      if Output_File_Name /= "" then
68
         Name_Buffer (Output_File_Name'Range) := Output_File_Name;
69
         Name_Buffer (Output_File_Name'Last + 1) := ASCII.NUL;
70
 
71
         if Typ = 's' then
72
            Name_Buffer (Output_File_Name'Last) := 's';
73
         end if;
74
 
75
         Name_Len := Output_File_Name'Last;
76
 
77
      else
78
         Name_Buffer (1) := 'b';
79
         File_Name := File_Names (Current_File_Name_Index);
80
 
81
         Findex1 := File_Name'First;
82
 
83
         --  The ali file might be specified by a full path name. However,
84
         --  the binder generated file should always be created in the
85
         --  current directory, so the path might need to be stripped away.
86
         --  In addition to the default directory_separator allow the '/' to
87
         --  act as separator since this is allowed in MS-DOS and OS2 ports.
88
 
89
         for J in reverse File_Name'Range loop
90
            if File_Name (J) = Directory_Separator
91
              or else File_Name (J) = '/'
92
            then
93
               Findex1 := J + 1;
94
               exit;
95
            end if;
96
         end loop;
97
 
98
         Findex2 := File_Name'Last;
99
         while File_Name (Findex2) /=  '.' loop
100
            Findex2 := Findex2 - 1;
101
         end loop;
102
 
103
         Flength := Findex2 - Findex1;
104
 
105
         if Maximum_File_Name_Length > 0 then
106
 
107
            if OpenVMS_On_Target and then Typ /= 'c' then
108
               Bind_File_Prefix_Len := 3;
109
            end if;
110
 
111
            --  Make room for the extra two characters in "b?"
112
 
113
            while Int (Flength) >
114
              Maximum_File_Name_Length - Nat (Bind_File_Prefix_Len)
115
            loop
116
               Findex2 := Findex2 - 1;
117
               Flength := Findex2 - Findex1;
118
            end loop;
119
         end if;
120
 
121
         Name_Buffer
122
           (Bind_File_Prefix_Len + 1 .. Flength + Bind_File_Prefix_Len) :=
123
              File_Name (Findex1 .. Findex2 - 1);
124
         Name_Buffer (Flength + Bind_File_Prefix_Len + 1) := '.';
125
 
126
         --  C bind file, name is b_xxx.c
127
 
128
         if Typ = 'c' then
129
            Name_Buffer (2) := '_';
130
            Name_Buffer (Flength + 4) := 'c';
131
            Name_Buffer (Flength + 5) := ASCII.NUL;
132
            Name_Len := Flength + 4;
133
 
134
         --  Ada bind file, name is b~xxx.adb or b~xxx.ads
135
         --  (with __ instead of ~ in VMS)
136
 
137
         else
138
            if OpenVMS_On_Target then
139
               Name_Buffer (2) := '_';
140
               Name_Buffer (3) := '_';
141
            else
142
               Name_Buffer (2) := '~';
143
            end if;
144
 
145
            Name_Buffer (Flength + Bind_File_Prefix_Len + 2) := 'a';
146
            Name_Buffer (Flength + Bind_File_Prefix_Len + 3) := 'd';
147
            Name_Buffer (Flength + Bind_File_Prefix_Len + 4) := Typ;
148
            Name_Buffer (Flength + Bind_File_Prefix_Len + 5) := ASCII.NUL;
149
            Name_Len := Flength + Bind_File_Prefix_Len + 4;
150
         end if;
151
      end if;
152
 
153
      Bfile := Name_Find;
154
 
155
      Create_File_And_Check (Output_FD, Text);
156
   end Create_Binder_Output;
157
 
158
   --------------------
159
   -- More_Lib_Files --
160
   --------------------
161
 
162
   function More_Lib_Files return Boolean renames  More_Files;
163
 
164
   ------------------------
165
   -- Next_Main_Lib_File --
166
   ------------------------
167
 
168
   function Next_Main_Lib_File return File_Name_Type renames Next_Main_File;
169
 
170
   ---------------------------------
171
   -- Set_Current_File_Name_Index --
172
   ---------------------------------
173
 
174
   procedure Set_Current_File_Name_Index (To : Int) is
175
   begin
176
      Current_File_Name_Index := To;
177
   end Set_Current_File_Name_Index;
178
 
179
   -----------------------
180
   -- Write_Binder_Info --
181
   -----------------------
182
 
183
   procedure Write_Binder_Info (Info : String) renames Write_Info;
184
 
185
begin
186
   Set_Program (Binder);
187
end Osint.B;

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.