1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
10 -- Copyright (C) 2003-2005, Ada Core Technologies, Inc. --
12 -- GNAT is free software; you can redistribute it and/or modify it under --
13 -- terms of the GNU General Public License as published by the Free Soft- --
14 -- ware Foundation; either version 2, or (at your option) any later ver- --
15 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
16 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
17 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
18 -- for more details. You should have received a copy of the GNU General --
19 -- Public License distributed with GNAT; see file COPYING. If not, write --
20 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
21 -- Boston, MA 02110-1301, USA. --
23 -- GNAT was originally developed by the GNAT team at New York University. --
24 -- Extensive contributions were provided by Ada Core Technologies Inc. --
26 ------------------------------------------------------------------------------
28 -- This package provides a set of target dependent routines to build
29 -- libraries (static only on HP-UX).
31 -- This is the HP-UX version of the body.
35 with Namet; use Namet;
37 with Output; use Output;
41 package body MLib.Tgt is
47 function Archive_Builder return String is
52 -----------------------------
53 -- Archive_Builder_Options --
54 -----------------------------
56 function Archive_Builder_Options return String_List_Access is
58 return new String_List'(1 => new String'("cr"));
59 end Archive_Builder_Options;
65 function Archive_Ext return String is
74 function Archive_Indexer return String is
79 -----------------------------
80 -- Archive_Indexer_Options --
81 -----------------------------
83 function Archive_Indexer_Options return String_List_Access is
85 return new String_List (1 .. 0);
86 end Archive_Indexer_Options;
88 ---------------------------
89 -- Build_Dynamic_Library --
90 ---------------------------
92 procedure Build_Dynamic_Library
93 (Ofiles : Argument_List;
94 Foreign : Argument_List;
95 Afiles : Argument_List;
96 Options : Argument_List;
97 Options_2 : Argument_List;
98 Interfaces : Argument_List;
99 Lib_Filename : String;
101 Symbol_Data : Symbol_Record;
102 Driver_Name : Name_Id := No_Name;
103 Lib_Version : String := "";
104 Auto_Init : Boolean := False)
106 pragma Unreferenced (Foreign);
107 pragma Unreferenced (Afiles);
108 pragma Unreferenced (Interfaces);
109 pragma Unreferenced (Symbol_Data);
110 pragma Unreferenced (Auto_Init);
112 Lib_File : constant String :=
113 Lib_Dir & Directory_Separator & "lib" &
114 MLib.Fil.Ext_To (Lib_Filename, DLL_Ext);
116 Version_Arg : String_Access;
117 Symbolic_Link_Needed : Boolean := False;
119 Common_Options : constant Argument_List :=
120 Options & new String'(PIC_Option);
121 -- Common set of options to the gcc command performing the link.
122 -- On HPUX, this command eventually resorts to collect2, which may
123 -- generate a C file and compile it on the fly. This compilation shall
124 -- also generate position independant code for the final link to
127 if Opt.Verbose_Mode then
128 Write_Str ("building relocatable shared library ");
129 Write_Line (Lib_File);
132 if Lib_Version = "" then
134 (Output_File => Lib_File,
136 Options => Common_Options,
137 Options_2 => Options_2,
138 Driver_Name => Driver_Name);
141 Version_Arg := new String'("-Wl,+h," & Lib_Version);
143 if Is_Absolute_Path (Lib_Version) then
145 (Output_File => Lib_Version,
147 Options => Common_Options & Version_Arg,
148 Options_2 => Options_2,
149 Driver_Name => Driver_Name);
150 Symbolic_Link_Needed := Lib_Version /= Lib_File;
154 (Output_File => Lib_Dir & Directory_Separator & Lib_Version,
156 Options => Common_Options & Version_Arg,
157 Options_2 => Options_2,
158 Driver_Name => Driver_Name);
159 Symbolic_Link_Needed :=
160 Lib_Dir & Directory_Separator & Lib_Version /= Lib_File;
163 if Symbolic_Link_Needed then
166 Oldpath : String (1 .. Lib_Version'Length + 1);
167 Newpath : String (1 .. Lib_File'Length + 1);
170 pragma Unreferenced (Result);
173 (Oldpath : System.Address;
174 Newpath : System.Address) return Integer;
175 pragma Import (C, Symlink, "__gnat_symlink");
178 Oldpath (1 .. Lib_Version'Length) := Lib_Version;
179 Oldpath (Oldpath'Last) := ASCII.NUL;
180 Newpath (1 .. Lib_File'Length) := Lib_File;
181 Newpath (Newpath'Last) := ASCII.NUL;
183 Delete_File (Lib_File, Success);
185 Result := Symlink (Oldpath'Address, Newpath'Address);
189 end Build_Dynamic_Library;
195 function DLL_Ext return String is
204 function Dynamic_Option return String is
213 function Is_Object_Ext (Ext : String) return Boolean is
222 function Is_C_Ext (Ext : String) return Boolean is
231 function Is_Archive_Ext (Ext : String) return Boolean is
233 return Ext = ".a" or else Ext = ".so";
240 function Libgnat return String is
245 ------------------------
246 -- Library_Exists_For --
247 ------------------------
249 function Library_Exists_For
250 (Project : Project_Id; In_Tree : Project_Tree_Ref) return Boolean
253 if not In_Tree.Projects.Table (Project).Library then
254 Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
255 "for non library project");
260 Lib_Dir : constant String :=
262 (In_Tree.Projects.Table (Project).Library_Dir);
263 Lib_Name : constant String :=
265 (In_Tree.Projects.Table (Project).Library_Name);
268 if In_Tree.Projects.Table (Project).Library_Kind =
271 return Is_Regular_File
272 (Lib_Dir & Directory_Separator & "lib" &
273 Fil.Ext_To (Lib_Name, Archive_Ext));
276 return Is_Regular_File
277 (Lib_Dir & Directory_Separator & "lib" &
278 Fil.Ext_To (Lib_Name, DLL_Ext));
282 end Library_Exists_For;
284 ---------------------------
285 -- Library_File_Name_For --
286 ---------------------------
288 function Library_File_Name_For
289 (Project : Project_Id;
290 In_Tree : Project_Tree_Ref) return Name_Id
293 if not In_Tree.Projects.Table (Project).Library then
294 Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
295 "for non library project");
300 Lib_Name : constant String :=
302 (In_Tree.Projects.Table (Project).Library_Name);
306 Name_Buffer (1 .. Name_Len) := "lib";
308 if In_Tree.Projects.Table (Project).Library_Kind =
311 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));
314 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));
320 end Library_File_Name_For;
326 function Object_Ext return String is
335 function PIC_Option return String is
340 -----------------------------------------------
341 -- Standalone_Library_Auto_Init_Is_Supported --
342 -----------------------------------------------
344 function Standalone_Library_Auto_Init_Is_Supported return Boolean is
347 end Standalone_Library_Auto_Init_Is_Supported;
349 ---------------------------
350 -- Support_For_Libraries --
351 ---------------------------
353 function Support_For_Libraries return Library_Support is
356 end Support_For_Libraries;