+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT COMPILER COMPONENTS --
--- --
--- G N A T F I N D --
--- --
--- 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 GNAT.Command_Line;
-with Gnatvsn;
-with Osint;
-with Ada.Strings.Fixed; use Ada.Strings.Fixed;
-
----------------
--- Gnatfind --
----------------
-
-procedure Gnatfind is
-
- Output_Ref : Boolean := False;
- Pattern : Xref_Lib.Search_Pattern;
- Local_Symbols : Boolean := True;
- Prj_File : File_Name_String;
- Prj_File_Length : Natural := 0;
- Nb_File : Natural := 0;
- Usage_Error : exception;
- Full_Path_Name : Boolean := False;
- Have_Entity : Boolean := False;
- Wide_Search : Boolean := True;
- Glob_Mode : Boolean := True;
- Der_Info : Boolean := False;
- Type_Tree : Boolean := False;
- Read_Only : Boolean := False;
- Source_Lines : Boolean := False;
-
- Has_File_In_Entity : Boolean := False;
- -- Will be true if a file name was specified in the entity
-
- 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 e f g h I: p: r s t") 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 'e' =>
- Glob_Mode := False;
-
- 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 'r' =>
- Output_Ref := True;
-
- when 's' =>
- Source_Lines := True;
-
- when 't' =>
- Type_Tree := True;
-
- 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;
-
- -- First argument is the pattern
-
- if not Have_Entity then
- Add_Entity (Pattern, S, Glob_Mode);
- Have_Entity := True;
-
- if not Has_File_In_Entity
- and then Index (S, ":") /= 0
- then
- Has_File_In_Entity := True;
- end if;
-
- -- Next arguments are the files to search
- else
- Add_File (S);
- Wide_Search := False;
- Nb_File := Nb_File + 1;
- end if;
- 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;
-
- when Xref_Lib.Invalid_Argument =>
- Ada.Text_IO.Put_Line ("Invalid line or column in the pattern");
- Write_Usage;
- end Parse_Cmd_Line;
-
- -----------------
- -- Write_Usage --
- -----------------
-
- procedure Write_Usage is
- use Ada.Text_IO;
-
- begin
- Put_Line ("GNATFIND " & Gnatvsn.Gnat_Version_String
- & " Copyright 1998-2001, Ada Core Technologies Inc.");
- Put_Line ("Usage: gnatfind pattern[:sourcefile[:line[:column]]] "
- & "[file1 file2 ...]");
- New_Line;
- Put_Line (" pattern Name of the entity to look for (can have "
- & "wildcards)");
- Put_Line (" sourcefile Only find entities referenced from this "
- & "file");
- Put_Line (" line Only find entities referenced from this line "
- & "of file");
- Put_Line (" column Only find entities referenced from this columns"
- & " of file");
- Put_Line (" file ... Set of Ada source files to search for "
- & "references. This parameters are optional");
- New_Line;
- Put_Line ("gnatfind 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 (" -e Use the full regular expression set for pattern");
- 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 (" -r Find all references (default to find declaration"
- & " only)");
- Put_Line (" -s Print source line");
- Put_Line (" -t Print type hierarchy");
- New_Line;
-
- raise Usage_Error;
- end Write_Usage;
-
-begin
- Osint.Initialize (Osint.Compiler);
-
- Parse_Cmd_Line;
-
- if not Have_Entity then
- Write_Usage;
- end if;
-
- -- Special case to speed things up: if the user has a command line of the
- -- form 'gnatfind entity:file', ie has specified a file and only wants the
- -- bodies and specs, then we can restrict the search to the .ali file
- -- associated with 'file'.
-
- if Has_File_In_Entity
- and then not Output_Ref
- then
- Wide_Search := False;
- end if;
-
- -- Find the project file
-
- if Prj_File_Length = 0 then
- Xr_Tabls.Create_Project_File (Default_Project_File ("."));
- else
- Xr_Tabls.Create_Project_File (Prj_File (1 .. Prj_File_Length));
- end if;
-
- -- Fill up the table
-
- if Type_Tree and then Nb_File > 1 then
- Ada.Text_IO.Put_Line ("Error: for type hierarchy output you must "
- & "specify only one file.");
- Ada.Text_IO.New_Line;
- Write_Usage;
- end if;
-
- Search (Pattern, Local_Symbols, Wide_Search, Read_Only,
- Der_Info, Type_Tree);
-
- if Source_Lines then
- Xr_Tabls.Grep_Source_Files;
- end if;
-
- Print_Gnatfind (Output_Ref, Full_Path_Name);
-
-exception
- when Usage_Error =>
- null;
-end Gnatfind;
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