1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1998-2002 Free Software Foundation, Inc. --
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 2, 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 COPYING. If not, write --
19 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
20 -- MA 02111-1307, USA. --
22 ------------------------------------------------------------------------------
24 with Xr_Tabls; use Xr_Tabls;
25 with Xref_Lib; use Xref_Lib;
26 with Osint; use Osint;
27 with Types; use Types;
32 with Ada.Strings.Fixed; use Ada.Strings.Fixed;
33 with Ada.Text_IO; use Ada.Text_IO;
34 with GNAT.Command_Line; use GNAT.Command_Line;
42 Output_Ref : Boolean := False;
43 Pattern : Xref_Lib.Search_Pattern;
44 Local_Symbols : Boolean := True;
45 Prj_File : File_Name_String;
46 Prj_File_Length : Natural := 0;
47 Nb_File : Natural := 0;
48 Usage_Error : exception;
49 Full_Path_Name : Boolean := False;
50 Have_Entity : Boolean := False;
51 Wide_Search : Boolean := True;
52 Glob_Mode : Boolean := True;
53 Der_Info : Boolean := False;
54 Type_Tree : Boolean := False;
55 Read_Only : Boolean := False;
56 Source_Lines : Boolean := False;
58 Has_File_In_Entity : Boolean := False;
59 -- Will be true if a file name was specified in the entity
61 procedure Parse_Cmd_Line;
62 -- Parse every switch on the command line
64 procedure Write_Usage;
65 -- Print a small help page for program usage
71 procedure Parse_Cmd_Line is
75 GNAT.Command_Line.Getopt
76 ("a aI: aO: d e f g h I: nostdinc nostdlib p: r s t -RTS=")
82 if GNAT.Command_Line.Full_Switch = "a" then
85 elsif GNAT.Command_Line.Full_Switch = "aI" then
86 Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
89 Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
99 Full_Path_Name := True;
102 Local_Symbols := False;
108 Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
109 Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
112 if GNAT.Command_Line.Full_Switch = "nostdinc" then
113 Opt.No_Stdinc := True;
115 elsif GNAT.Command_Line.Full_Switch = "nostlib" then
116 Opt.No_Stdlib := True;
121 S : constant String := GNAT.Command_Line.Parameter;
124 Prj_File_Length := S'Length;
125 Prj_File (1 .. Prj_File_Length) := S;
132 Source_Lines := True;
137 -- Only switch starting with -- recognized is --RTS
140 Opt.No_Stdinc := True;
141 Opt.RTS_Switch := True;
144 Src_Path_Name : String_Ptr :=
146 (GNAT.Command_Line.Parameter, Include);
147 Lib_Path_Name : String_Ptr :=
149 (GNAT.Command_Line.Parameter, Objects);
152 if Src_Path_Name /= null and then Lib_Path_Name /= null then
153 Add_Search_Dirs (Src_Path_Name, Include);
154 Add_Search_Dirs (Lib_Path_Name, Objects);
156 elsif Src_Path_Name = null and then Lib_Path_Name = null then
157 Osint.Fail ("RTS path not valid: missing " &
158 "adainclude and adalib directories");
160 elsif Src_Path_Name = null then
161 Osint.Fail ("RTS path not valid: missing " &
162 "adainclude directory");
164 elsif Lib_Path_Name = null then
165 Osint.Fail ("RTS path not valid: missing " &
175 -- Get the other arguments
179 S : constant String := GNAT.Command_Line.Get_Argument;
182 exit when S'Length = 0;
184 -- First argument is the pattern
186 if not Have_Entity then
187 Add_Entity (Pattern, S, Glob_Mode);
190 if not Has_File_In_Entity
191 and then Index (S, ":") /= 0
193 Has_File_In_Entity := True;
196 -- Next arguments are the files to search
199 Wide_Search := False;
200 Nb_File := Nb_File + 1;
206 when GNAT.Command_Line.Invalid_Switch =>
207 Ada.Text_IO.Put_Line ("Invalid switch : "
208 & GNAT.Command_Line.Full_Switch);
211 when GNAT.Command_Line.Invalid_Parameter =>
212 Ada.Text_IO.Put_Line ("Parameter missing for : "
213 & GNAT.Command_Line.Full_Switch);
216 when Xref_Lib.Invalid_Argument =>
217 Ada.Text_IO.Put_Line ("Invalid line or column in the pattern");
225 procedure Write_Usage is
227 Put_Line ("GNATFIND " & Gnatvsn.Gnat_Version_String
228 & " Copyright 1998-2002, Ada Core Technologies Inc.");
229 Put_Line ("Usage: gnatfind pattern[:sourcefile[:line[:column]]] "
230 & "[file1 file2 ...]");
232 Put_Line (" pattern Name of the entity to look for (can have "
234 Put_Line (" sourcefile Only find entities referenced from this "
236 Put_Line (" line Only find entities referenced from this line "
238 Put_Line (" column Only find entities referenced from this columns"
240 Put_Line (" file ... Set of Ada source files to search for "
241 & "references. This parameters are optional");
243 Put_Line ("gnatfind switches:");
244 Put_Line (" -a Consider all files, even when the ali file is "
246 Put_Line (" -aIdir Specify source files search path");
247 Put_Line (" -aOdir Specify library/object files search path");
248 Put_Line (" -d Output derived type information");
249 Put_Line (" -e Use the full regular expression set for "
251 Put_Line (" -f Output full path name");
252 Put_Line (" -g Output information only for global symbols");
253 Put_Line (" -Idir Like -aIdir -aOdir");
254 Put_Line (" -nostdinc Don't look for sources in the system default"
256 Put_Line (" -nostdlib Don't look for library files in the system"
257 & " default directory");
258 Put_Line (" --RTS=dir specify the default source and object search"
260 Put_Line (" -p file Use file as the default project file");
261 Put_Line (" -r Find all references (default to find declaration"
263 Put_Line (" -s Print source line");
264 Put_Line (" -t Print type hierarchy");
270 -- Start of processing for Gnatfind
275 if not Have_Entity then
279 -- Special case to speed things up: if the user has a command line of the
280 -- form 'gnatfind entity:file', ie has specified a file and only wants the
281 -- bodies and specs, then we can restrict the search to the .ali file
282 -- associated with 'file'.
284 if Has_File_In_Entity
285 and then not Output_Ref
287 Wide_Search := False;
290 -- Find the project file
292 if Prj_File_Length = 0 then
293 Xr_Tabls.Create_Project_File (Default_Project_File ("."));
295 Xr_Tabls.Create_Project_File (Prj_File (1 .. Prj_File_Length));
300 if Type_Tree and then Nb_File > 1 then
301 Ada.Text_IO.Put_Line ("Error: for type hierarchy output you must "
302 & "specify only one file.");
303 Ada.Text_IO.New_Line;
307 Search (Pattern, Local_Symbols, Wide_Search, Read_Only,
308 Der_Info, Type_Tree);
311 Xr_Tabls.Grep_Source_Files;
314 Print_Gnatfind (Output_Ref, Full_Path_Name);