1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
10 -- Copyright (C) 1998-2002 Free Software Foundation, 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, 59 Temple Place - Suite 330, Boston, --
21 -- MA 02111-1307, USA. --
23 -- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com). --
25 ------------------------------------------------------------------------------
27 with Xr_Tabls; use Xr_Tabls;
28 with Xref_Lib; use Xref_Lib;
29 with Osint; use Osint;
30 with Types; use Types;
35 with Ada.Strings.Fixed; use Ada.Strings.Fixed;
36 with Ada.Text_IO; use Ada.Text_IO;
37 with GNAT.Command_Line; use GNAT.Command_Line;
45 Output_Ref : Boolean := False;
46 Pattern : Xref_Lib.Search_Pattern;
47 Local_Symbols : Boolean := True;
48 Prj_File : File_Name_String;
49 Prj_File_Length : Natural := 0;
50 Nb_File : Natural := 0;
51 Usage_Error : exception;
52 Full_Path_Name : Boolean := False;
53 Have_Entity : Boolean := False;
54 Wide_Search : Boolean := True;
55 Glob_Mode : Boolean := True;
56 Der_Info : Boolean := False;
57 Type_Tree : Boolean := False;
58 Read_Only : Boolean := False;
59 Source_Lines : Boolean := False;
61 Has_File_In_Entity : Boolean := False;
62 -- Will be true if a file name was specified in the entity
64 procedure Parse_Cmd_Line;
65 -- Parse every switch on the command line
67 procedure Write_Usage;
68 -- Print a small help page for program usage
74 procedure Parse_Cmd_Line is
78 GNAT.Command_Line.Getopt
79 ("a aI: aO: d e f g h I: nostdinc nostdlib p: r s t -RTS=")
85 if GNAT.Command_Line.Full_Switch = "a" then
88 elsif GNAT.Command_Line.Full_Switch = "aI" then
89 Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
92 Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
102 Full_Path_Name := True;
105 Local_Symbols := False;
111 Osint.Add_Src_Search_Dir (GNAT.Command_Line.Parameter);
112 Osint.Add_Lib_Search_Dir (GNAT.Command_Line.Parameter);
115 if GNAT.Command_Line.Full_Switch = "nostdinc" then
116 Opt.No_Stdinc := True;
118 elsif GNAT.Command_Line.Full_Switch = "nostlib" then
119 Opt.No_Stdlib := True;
124 S : constant String := GNAT.Command_Line.Parameter;
127 Prj_File_Length := S'Length;
128 Prj_File (1 .. Prj_File_Length) := S;
135 Source_Lines := True;
140 -- Only switch starting with -- recognized is --RTS
143 Opt.No_Stdinc := True;
144 Opt.RTS_Switch := True;
147 Src_Path_Name : String_Ptr :=
149 (GNAT.Command_Line.Parameter, Include);
150 Lib_Path_Name : String_Ptr :=
152 (GNAT.Command_Line.Parameter, Objects);
155 if Src_Path_Name /= null and then Lib_Path_Name /= null then
156 Add_Search_Dirs (Src_Path_Name, Include);
157 Add_Search_Dirs (Lib_Path_Name, Objects);
159 elsif Src_Path_Name = null and then Lib_Path_Name = null then
160 Osint.Fail ("RTS path not valid: missing " &
161 "adainclude and adalib directories");
163 elsif Src_Path_Name = null then
164 Osint.Fail ("RTS path not valid: missing " &
165 "adainclude directory");
167 elsif Lib_Path_Name = null then
168 Osint.Fail ("RTS path not valid: missing " &
178 -- Get the other arguments
182 S : constant String := GNAT.Command_Line.Get_Argument;
185 exit when S'Length = 0;
187 -- First argument is the pattern
189 if not Have_Entity then
190 Add_Entity (Pattern, S, Glob_Mode);
193 if not Has_File_In_Entity
194 and then Index (S, ":") /= 0
196 Has_File_In_Entity := True;
199 -- Next arguments are the files to search
202 Wide_Search := False;
203 Nb_File := Nb_File + 1;
209 when GNAT.Command_Line.Invalid_Switch =>
210 Ada.Text_IO.Put_Line ("Invalid switch : "
211 & GNAT.Command_Line.Full_Switch);
214 when GNAT.Command_Line.Invalid_Parameter =>
215 Ada.Text_IO.Put_Line ("Parameter missing for : "
216 & GNAT.Command_Line.Full_Switch);
219 when Xref_Lib.Invalid_Argument =>
220 Ada.Text_IO.Put_Line ("Invalid line or column in the pattern");
228 procedure Write_Usage is
230 Put_Line ("GNATFIND " & Gnatvsn.Gnat_Version_String
231 & " Copyright 1998-2002, Ada Core Technologies Inc.");
232 Put_Line ("Usage: gnatfind pattern[:sourcefile[:line[:column]]] "
233 & "[file1 file2 ...]");
235 Put_Line (" pattern Name of the entity to look for (can have "
237 Put_Line (" sourcefile Only find entities referenced from this "
239 Put_Line (" line Only find entities referenced from this line "
241 Put_Line (" column Only find entities referenced from this columns"
243 Put_Line (" file ... Set of Ada source files to search for "
244 & "references. This parameters are optional");
246 Put_Line ("gnatfind switches:");
247 Put_Line (" -a Consider all files, even when the ali file is "
249 Put_Line (" -aIdir Specify source files search path");
250 Put_Line (" -aOdir Specify library/object files search path");
251 Put_Line (" -d Output derived type information");
252 Put_Line (" -e Use the full regular expression set for "
254 Put_Line (" -f Output full path name");
255 Put_Line (" -g Output information only for global symbols");
256 Put_Line (" -Idir Like -aIdir -aOdir");
257 Put_Line (" -nostdinc Don't look for sources in the system default"
259 Put_Line (" -nostdlib Don't look for library files in the system"
260 & " default directory");
261 Put_Line (" --RTS=dir specify the default source and object search"
263 Put_Line (" -p file Use file as the default project file");
264 Put_Line (" -r Find all references (default to find declaration"
266 Put_Line (" -s Print source line");
267 Put_Line (" -t Print type hierarchy");
273 -- Start of processing for Gnatfind
278 if not Have_Entity then
282 -- Special case to speed things up: if the user has a command line of the
283 -- form 'gnatfind entity:file', ie has specified a file and only wants the
284 -- bodies and specs, then we can restrict the search to the .ali file
285 -- associated with 'file'.
287 if Has_File_In_Entity
288 and then not Output_Ref
290 Wide_Search := False;
293 -- Find the project file
295 if Prj_File_Length = 0 then
296 Xr_Tabls.Create_Project_File (Default_Project_File ("."));
298 Xr_Tabls.Create_Project_File (Prj_File (1 .. Prj_File_Length));
303 if Type_Tree and then Nb_File > 1 then
304 Ada.Text_IO.Put_Line ("Error: for type hierarchy output you must "
305 & "specify only one file.");
306 Ada.Text_IO.New_Line;
310 Search (Pattern, Local_Symbols, Wide_Search, Read_Only,
311 Der_Info, Type_Tree);
314 Xr_Tabls.Grep_Source_Files;
317 Print_Gnatfind (Output_Ref, Full_Path_Name);