+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT COMPILER COMPONENTS --
--- --
--- G N A T X R E F --
--- --
--- B o d y --
--- --
--- $Revision: 1.1.16.1 $
--- --
--- Copyright (C) 1998-2001 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, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
--- --
-------------------------------------------------------------------------------
-
-with Xr_Tabls;
-with Xref_Lib; use Xref_Lib;
-with Ada.Text_IO;
-with Ada.Strings.Fixed;
-with GNAT.Command_Line;
-with Gnatvsn;
-with Osint;
-
-procedure Gnatxref is
-
- Search_Unused : Boolean := False;
- Local_Symbols : Boolean := True;
- Prj_File : File_Name_String;
- Prj_File_Length : Natural := 0;
- Usage_Error : exception;
- Full_Path_Name : Boolean := False;
- Vi_Mode : Boolean := False;
- Read_Only : Boolean := False;
- Have_File : Boolean := False;
- Der_Info : Boolean := False;
-
- procedure Parse_Cmd_Line;
- -- Parse every switch on the command line
-
- procedure Write_Usage;
- -- Print a small help page for program usage
-
- --------------------
- -- Parse_Cmd_Line --
- --------------------
-
- procedure Parse_Cmd_Line is
- begin
- loop
- case GNAT.Command_Line.Getopt ("a aI: aO: d f g h I: p: u v") is
- when ASCII.NUL =>
- exit;
-
- when 'a' =>
- if GNAT.Command_Line.Full_Switch = "a" then
- Read_Only := True;
- elsif GNAT.Command_Line.Full_Switch = "aI" then
- Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
- else
- Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
- end if;
-
- when 'd' =>
- Der_Info := True;
-
- when 'f' =>
- Full_Path_Name := True;
-
- when 'g' =>
- Local_Symbols := False;
-
- when 'h' =>
- Write_Usage;
-
- when 'I' =>
- Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
- Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
-
- when 'p' =>
- declare
- S : constant String := GNAT.Command_Line.Parameter;
-
- begin
- Prj_File_Length := S'Length;
- Prj_File (1 .. Prj_File_Length) := S;
- end;
-
- when 'u' =>
- Search_Unused := True;
- Vi_Mode := False;
-
- when 'v' =>
- Vi_Mode := True;
- Search_Unused := False;
-
- when others =>
- Write_Usage;
- end case;
- end loop;
-
- -- Get the other arguments
-
- loop
- declare
- S : constant String := GNAT.Command_Line.Get_Argument;
-
- begin
- exit when S'Length = 0;
-
- if Ada.Strings.Fixed.Index (S, ":") /= 0 then
- Ada.Text_IO.Put_Line
- ("Only file names are allowed on the command line");
- Write_Usage;
- end if;
-
- Add_File (S);
- Have_File := True;
- end;
- end loop;
-
- exception
- when GNAT.Command_Line.Invalid_Switch =>
- Ada.Text_IO.Put_Line ("Invalid switch : "
- & GNAT.Command_Line.Full_Switch);
- Write_Usage;
-
- when GNAT.Command_Line.Invalid_Parameter =>
- Ada.Text_IO.Put_Line ("Parameter missing for : "
- & GNAT.Command_Line.Parameter);
- Write_Usage;
- end Parse_Cmd_Line;
-
- -----------------
- -- Write_Usage --
- -----------------
-
- procedure Write_Usage is
- use Ada.Text_IO;
-
- begin
- Put_Line ("GNATXREF " & Gnatvsn.Gnat_Version_String
- & " Copyright 1998-2001, Ada Core Technologies Inc.");
- Put_Line ("Usage: gnatxref [switches] file1 file2 ...");
- New_Line;
- Put_Line (" file ... list of source files to xref, " &
- "including with'ed units");
- New_Line;
- Put_Line ("gnatxref switches:");
- Put_Line (" -a Consider all files, even when the ali file is"
- & " readonly");
- Put_Line (" -aIdir Specify source files search path");
- Put_Line (" -aOdir Specify library/object files search path");
- Put_Line (" -d Output derived type information");
- Put_Line (" -f Output full path name");
- Put_Line (" -g Output information only for global symbols");
- Put_Line (" -Idir Like -aIdir -aOdir");
- Put_Line (" -p file Use file as the default project file");
- Put_Line (" -u List unused entities");
- Put_Line (" -v Print a 'tags' file for vi");
- New_Line;
-
- raise Usage_Error;
- end Write_Usage;
-
-begin
- Parse_Cmd_Line;
-
- if not Have_File then
- Write_Usage;
- end if;
-
- Xr_Tabls.Set_Default_Match (True);
-
- -- Find the project file
-
- if Prj_File_Length = 0 then
- Xr_Tabls.Create_Project_File
- (Default_Project_File (Osint.To_Host_Dir_Spec (".", False).all));
- else
- Xr_Tabls.Create_Project_File (Prj_File (1 .. Prj_File_Length));
- end if;
-
- -- Fill up the table
-
- Search_Xref (Local_Symbols, Read_Only, Der_Info);
-
- if Search_Unused then
- Print_Unused (Full_Path_Name);
- elsif Vi_Mode then
- Print_Vi (Full_Path_Name);
- else
- Print_Xref (Full_Path_Name);
- end if;
-
-exception
- when Usage_Error =>
- null;
-end Gnatxref;
projects / msp430-gcc.git / blobdiff