1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001-2004 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 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
25 ------------------------------------------------------------------------------
30 with Osint; use Osint;
31 with Output; use Output;
35 with Ada.Command_Line; use Ada.Command_Line;
36 with Ada.Text_IO; use Ada.Text_IO;
37 with GNAT.Command_Line; use GNAT.Command_Line;
38 with GNAT.OS_Lib; use GNAT.OS_Lib;
42 Usage_Output : Boolean := False;
43 -- Set to True when usage is output, to avoid multiple output
45 Usage_Needed : Boolean := False;
46 -- Set to True by -h switch
48 Version_Output : Boolean := False;
49 -- Set to True when version is output, to avoid multiple output
51 Very_Verbose : Boolean := False;
52 -- Set to True with -v -v
54 Create_Project : Boolean := False;
55 -- Set to True with a -P switch
57 File_Path : String_Access := new String'("gnat.adc");
58 -- Path name of the file specified by -c or -P switch
60 File_Set : Boolean := False;
61 -- Set to True by -c or -P switch.
62 -- Used to detect multiple -c/-P switches.
64 package Excluded_Patterns is new Table.Table
65 (Table_Component_Type => String_Access,
66 Table_Index_Type => Natural,
69 Table_Increment => 10,
70 Table_Name => "Gnatname.Excluded_Patterns");
71 -- Table to accumulate the negative patterns
73 package Foreign_Patterns is new Table.Table
74 (Table_Component_Type => String_Access,
75 Table_Index_Type => Natural,
78 Table_Increment => 10,
79 Table_Name => "Gnatname.Foreign_Patterns");
80 -- Table to accumulate the foreign patterns
82 package Patterns is new Table.Table
83 (Table_Component_Type => String_Access,
84 Table_Index_Type => Natural,
87 Table_Increment => 10,
88 Table_Name => "Gnatname.Patterns");
89 -- Table to accumulate the name patterns
91 package Source_Directories is new Table.Table
92 (Table_Component_Type => String_Access,
93 Table_Index_Type => Natural,
96 Table_Increment => 10,
97 Table_Name => "Gnatname.Source_Directories");
98 -- Table to accumulate the source directories specified directly with -d
99 -- or indirectly with -D.
101 package Preprocessor_Switches is new Table.Table
102 (Table_Component_Type => String_Access,
103 Table_Index_Type => Natural,
104 Table_Low_Bound => 0,
106 Table_Increment => 50,
107 Table_Name => "Gnatname.Preprocessor_Switches");
108 -- Table to store the preprocessor switches to be used in the call
111 procedure Output_Version;
112 -- Print name and version
118 -- Scan the command line arguments
120 procedure Add_Source_Directory (S : String);
121 -- Add S in the Source_Directories table
123 procedure Get_Directories (From_File : String);
124 -- Read a source directory text file
126 --------------------------
127 -- Add_Source_Directory --
128 --------------------------
130 procedure Add_Source_Directory (S : String) is
132 Source_Directories.Increment_Last;
133 Source_Directories.Table (Source_Directories.Last) := new String'(S);
134 end Add_Source_Directory;
136 ---------------------
137 -- Get_Directories --
138 ---------------------
140 procedure Get_Directories (From_File : String) is
141 File : Ada.Text_IO.File_Type;
142 Line : String (1 .. 2_000);
146 Open (File, In_File, From_File);
148 while not End_Of_File (File) loop
149 Get_Line (File, Line, Last);
152 Add_Source_Directory (Line (1 .. Last));
160 Fail ("cannot open source directory """ & From_File & '"');
167 procedure Output_Version is
169 if not Version_Output then
170 Version_Output := True;
172 Output.Write_Str ("GNATNAME ");
173 Output.Write_Str (Gnatvsn.Gnat_Version_String);
175 (" Copyright 2001-2004 Free Software Foundation, Inc.");
183 procedure Scan_Args is
185 Initialize_Option_Scan;
187 -- Scan options first
190 case Getopt ("c: d: gnatep=! gnatep! gnateD! D: h P: v x: f:") is
196 Fail ("only one -P or -c switch may be specified");
200 File_Path := new String'(Parameter);
201 Create_Project := False;
204 Add_Source_Directory (Parameter);
207 Get_Directories (Parameter);
210 Foreign_Patterns.Increment_Last;
211 Foreign_Patterns.Table (Foreign_Patterns.Last) :=
212 new String'(Parameter);
215 Preprocessor_Switches.Increment_Last;
216 Preprocessor_Switches.Table (Preprocessor_Switches.Last) :=
217 new String'('-' & Full_Switch & Parameter);
220 Usage_Needed := True;
224 Fail ("only one -c or -P switch may be specified");
228 File_Path := new String'(Parameter);
229 Create_Project := True;
232 if Opt.Verbose_Mode then
233 Very_Verbose := True;
236 Opt.Verbose_Mode := True;
240 Excluded_Patterns.Increment_Last;
241 Excluded_Patterns.Table (Excluded_Patterns.Last) :=
242 new String'(Parameter);
249 -- Now, get the name patterns, if any
253 S : String := Get_Argument (Do_Expansion => False);
257 Canonical_Case_File_Name (S);
258 Patterns.Increment_Last;
259 Patterns.Table (Patterns.Last) := new String'(S);
264 when Invalid_Switch =>
265 Fail ("invalid switch " & Full_Switch);
274 if not Usage_Output then
275 Usage_Needed := False;
276 Usage_Output := True;
277 Write_Str ("Usage: ");
278 Osint.Write_Program_Name;
279 Write_Line (" [switches] naming-pattern [naming-patterns]");
281 Write_Line ("switches:");
283 Write_Line (" -cfile create configuration pragmas file");
284 Write_Line (" -ddir use dir as one of the source " &
286 Write_Line (" -Dfile get source directories from file");
287 Write_Line (" -fpat foreign pattern");
288 Write_Line (" -gnateDsym=v preprocess with symbol definition");
289 Write_Line (" -gnatep=data preprocess files with data file");
290 Write_Line (" -h output this help message");
291 Write_Line (" -Pproj update or create project file proj");
292 Write_Line (" -v verbose output");
293 Write_Line (" -v -v very verbose output");
294 Write_Line (" -xpat exclude pattern pat");
298 -- Start of processing for Gnatname
301 -- Add the directory where gnatname is invoked in front of the
302 -- path, if gnatname is invoked with directory information.
303 -- Only do this if the platform is not VMS, where the notion of path
304 -- does not really exist.
306 if not Hostparm.OpenVMS then
308 Command : constant String := Command_Name;
311 for Index in reverse Command'Range loop
312 if Command (Index) = Directory_Separator then
314 Absolute_Dir : constant String :=
316 (Command (Command'First .. Index));
318 PATH : constant String :=
324 Setenv ("PATH", PATH);
335 Excluded_Patterns.Set_Last (0);
336 Foreign_Patterns.Set_Last (0);
337 Patterns.Set_Last (0);
338 Source_Directories.Set_Last (0);
339 Preprocessor_Switches.Set_Last (0);
345 if Opt.Verbose_Mode then
353 -- If no pattern was specified, print the usage and return
355 if Patterns.Last = 0 and Foreign_Patterns.Last = 0 then
360 -- If no source directory was specified, use the current directory as the
361 -- unique directory. Note that if a file was specified with directory
362 -- information, the current directory is the directory of the specified
365 if Source_Directories.Last = 0 then
366 Source_Directories.Increment_Last;
367 Source_Directories.Table (Source_Directories.Last) := new String'(".");
371 Directories : Argument_List (1 .. Integer (Source_Directories.Last));
372 Name_Patterns : Argument_List (1 .. Integer (Patterns.Last));
373 Excl_Patterns : Argument_List (1 .. Integer (Excluded_Patterns.Last));
374 Frgn_Patterns : Argument_List (1 .. Integer (Foreign_Patterns.Last));
375 Prep_Switches : Argument_List
376 (1 .. Integer (Preprocessor_Switches.Last));
379 -- Build the Directories and Name_Patterns arguments
381 for Index in Directories'Range loop
382 Directories (Index) := Source_Directories.Table (Index);
385 for Index in Name_Patterns'Range loop
386 Name_Patterns (Index) := Patterns.Table (Index);
389 for Index in Excl_Patterns'Range loop
390 Excl_Patterns (Index) := Excluded_Patterns.Table (Index);
393 for Index in Frgn_Patterns'Range loop
394 Frgn_Patterns (Index) := Foreign_Patterns.Table (Index);
397 for Index in Prep_Switches'Range loop
398 Prep_Switches (Index) := Preprocessor_Switches.Table (Index);
401 -- Call Prj.Makr.Make where the real work is done
404 (File_Path => File_Path.all,
405 Project_File => Create_Project,
406 Directories => Directories,
407 Name_Patterns => Name_Patterns,
408 Excluded_Patterns => Excl_Patterns,
409 Foreign_Patterns => Frgn_Patterns,
410 Preproc_Switches => Prep_Switches,
411 Very_Verbose => Very_Verbose);
414 if Opt.Verbose_Mode then