1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
11 -- Copyright (C) 1998-2002 Free Software Foundation, Inc. --
13 -- GNAT is free software; you can redistribute it and/or modify it under --
14 -- terms of the GNU General Public License as published by the Free Soft- --
15 -- ware Foundation; either version 2, or (at your option) any later ver- --
16 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
17 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
18 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
19 -- for more details. You should have received a copy of the GNU General --
20 -- Public License distributed with GNAT; see file COPYING. If not, write --
21 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
22 -- MA 02111-1307, USA. --
24 -- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com). --
26 ------------------------------------------------------------------------------
28 with Xr_Tabls; use Xr_Tabls;
29 with Xref_Lib; use Xref_Lib;
30 with Osint; use Osint;
31 with Types; use Types;
36 with Ada.Strings.Fixed; use Ada.Strings.Fixed;
37 with Ada.Text_IO; use Ada.Text_IO;
38 with GNAT.Command_Line; use GNAT.Command_Line;
46 Output_Ref : Boolean := False;
47 Pattern : Xref_Lib.Search_Pattern;
48 Local_Symbols : Boolean := True;
49 Prj_File : File_Name_String;
50 Prj_File_Length : Natural := 0;
51 Nb_File : Natural := 0;
52 Usage_Error : exception;
53 Full_Path_Name : Boolean := False;
54 Have_Entity : Boolean := False;
55 Wide_Search : Boolean := True;
56 Glob_Mode : Boolean := True;
57 Der_Info : Boolean := False;
58 Type_Tree : Boolean := False;
59 Read_Only : Boolean := False;
60 Source_Lines : Boolean := False;
62 Has_File_In_Entity : Boolean := False;
63 -- Will be true if a file name was specified in the entity
65 procedure Parse_Cmd_Line;
66 -- Parse every switch on the command line
68 procedure Write_Usage;
69 -- Print a small help page for program usage
75 procedure Parse_Cmd_Line is
79 GNAT.Command_Line.Getopt
80 ("a aI: aO: d e f g h I: nostdinc nostdlib p: r s t -RTS=")
86 if GNAT.Command_Line.Full_Switch = "a" then
89 elsif GNAT.Command_Line.Full_Switch = "aI" then
90 Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
93 Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
103 Full_Path_Name := True;
106 Local_Symbols := False;
112 Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
113 Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
116 if GNAT.Command_Line.Full_Switch = "nostdinc" then
117 Opt.No_Stdinc := True;
119 elsif GNAT.Command_Line.Full_Switch = "nostlib" then
120 Opt.No_Stdlib := True;
125 S : constant String := GNAT.Command_Line.Parameter;
128 Prj_File_Length := S'Length;
129 Prj_File (1 .. Prj_File_Length) := S;
136 Source_Lines := True;
141 -- Only switch starting with -- recognized is --RTS
144 Opt.No_Stdinc := True;
145 Opt.RTS_Switch := True;
148 Src_Path_Name : String_Ptr :=
150 (GNAT.Command_Line.Parameter, Include);
151 Lib_Path_Name : String_Ptr :=
153 (GNAT.Command_Line.Parameter, Objects);
156 if Src_Path_Name /= null and then Lib_Path_Name /= null then
157 Add_Search_Dirs (Src_Path_Name, Include);
158 Add_Search_Dirs (Lib_Path_Name, Objects);
160 elsif Src_Path_Name = null and then Lib_Path_Name = null then
161 Osint.Fail ("RTS path not valid: missing " &
162 "adainclude and adalib directories");
164 elsif Src_Path_Name = null then
165 Osint.Fail ("RTS path not valid: missing " &
166 "adainclude directory");
168 elsif Lib_Path_Name = null then
169 Osint.Fail ("RTS path not valid: missing " &
179 -- Get the other arguments
183 S : constant String := GNAT.Command_Line.Get_Argument;
186 exit when S'Length = 0;
188 -- First argument is the pattern
190 if not Have_Entity then
191 Add_Entity (Pattern, S, Glob_Mode);
194 if not Has_File_In_Entity
195 and then Index (S, ":") /= 0
197 Has_File_In_Entity := True;
200 -- Next arguments are the files to search
203 Wide_Search := False;
204 Nb_File := Nb_File + 1;
210 when GNAT.Command_Line.Invalid_Switch =>
211 Ada.Text_IO.Put_Line ("Invalid switch : "
212 & GNAT.Command_Line.Full_Switch);
215 when GNAT.Command_Line.Invalid_Parameter =>
216 Ada.Text_IO.Put_Line ("Parameter missing for : "
217 & GNAT.Command_Line.Full_Switch);
220 when Xref_Lib.Invalid_Argument =>
221 Ada.Text_IO.Put_Line ("Invalid line or column in the pattern");
229 procedure Write_Usage is
231 Put_Line ("GNATFIND " & Gnatvsn.Gnat_Version_String
232 & " Copyright 1998-2002, Ada Core Technologies Inc.");
233 Put_Line ("Usage: gnatfind pattern[:sourcefile[:line[:column]]] "
234 & "[file1 file2 ...]");
236 Put_Line (" pattern Name of the entity to look for (can have "
238 Put_Line (" sourcefile Only find entities referenced from this "
240 Put_Line (" line Only find entities referenced from this line "
242 Put_Line (" column Only find entities referenced from this columns"
244 Put_Line (" file ... Set of Ada source files to search for "
245 & "references. This parameters are optional");
247 Put_Line ("gnatfind switches:");
248 Put_Line (" -a Consider all files, even when the ali file is "
250 Put_Line (" -aIdir Specify source files search path");
251 Put_Line (" -aOdir Specify library/object files search path");
252 Put_Line (" -d Output derived type information");
253 Put_Line (" -e Use the full regular expression set for "
255 Put_Line (" -f Output full path name");
256 Put_Line (" -g Output information only for global symbols");
257 Put_Line (" -Idir Like -aIdir -aOdir");
258 Put_Line (" -nostdinc Don't look for sources in the system default"
260 Put_Line (" -nostdlib Don't look for library files in the system"
261 & " default directory");
262 Put_Line (" --RTS=dir specify the default source and object search"
264 Put_Line (" -p file Use file as the default project file");
265 Put_Line (" -r Find all references (default to find declaration"
267 Put_Line (" -s Print source line");
268 Put_Line (" -t Print type hierarchy");
274 -- Start of processing for Gnatfind
279 if not Have_Entity then
283 -- Special case to speed things up: if the user has a command line of the
284 -- form 'gnatfind entity:file', ie has specified a file and only wants the
285 -- bodies and specs, then we can restrict the search to the .ali file
286 -- associated with 'file'.
288 if Has_File_In_Entity
289 and then not Output_Ref
291 Wide_Search := False;
294 -- Find the project file
296 if Prj_File_Length = 0 then
297 Xr_Tabls.Create_Project_File (Default_Project_File ("."));
299 Xr_Tabls.Create_Project_File (Prj_File (1 .. Prj_File_Length));
304 if Type_Tree and then Nb_File > 1 then
305 Ada.Text_IO.Put_Line ("Error: for type hierarchy output you must "
306 & "specify only one file.");
307 Ada.Text_IO.New_Line;
311 Search (Pattern, Local_Symbols, Wide_Search, Read_Only,
312 Der_Info, Type_Tree);
315 Xr_Tabls.Grep_Source_Files;
318 Print_Gnatfind (Output_Ref, Full_Path_Name);