1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2004, 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 ------------------------------------------------------------------------------
29 package body Stylesw is
31 -------------------------------
32 -- Reset_Style_Check_Options --
33 -------------------------------
35 procedure Reset_Style_Check_Options is
37 Style_Check_Indentation := 0;
38 Style_Check_Attribute_Casing := False;
39 Style_Check_Blanks_At_End := False;
40 Style_Check_Comments := False;
41 Style_Check_End_Labels := False;
42 Style_Check_Form_Feeds := False;
43 Style_Check_Horizontal_Tabs := False;
44 Style_Check_If_Then_Layout := False;
45 Style_Check_Keyword_Casing := False;
46 Style_Check_Layout := False;
47 Style_Check_Max_Line_Length := False;
48 Style_Check_Max_Nesting_Level := False;
49 Style_Check_Order_Subprograms := False;
50 Style_Check_Pragma_Casing := False;
51 Style_Check_References := False;
52 Style_Check_Specs := False;
53 Style_Check_Standard := False;
54 Style_Check_Tokens := False;
55 Style_Check_Xtra_Parens := False;
56 end Reset_Style_Check_Options;
58 ------------------------------
59 -- Save_Style_Check_Options --
60 ------------------------------
62 procedure Save_Style_Check_Options (Options : out Style_Check_Options) is
65 procedure Add (C : Character; S : Boolean);
66 -- Add given character C to string if switch S is true
68 procedure Add_Nat (N : Nat);
69 -- Add given natural number to string
75 procedure Add (C : Character; S : Boolean) is
87 procedure Add_Nat (N : Nat) is
94 Options (P) := Character'Val (Character'Pos ('0') + N mod 10);
97 -- Start of processing for Save_Style_Check_Options
100 for K in Options'Range loop
104 Add (Character'Val (Style_Check_Indentation + Character'Pos ('0')),
105 Style_Check_Indentation /= 0);
107 Add ('a', Style_Check_Attribute_Casing);
108 Add ('b', Style_Check_Blanks_At_End);
109 Add ('c', Style_Check_Comments);
110 Add ('e', Style_Check_End_Labels);
111 Add ('f', Style_Check_Form_Feeds);
112 Add ('h', Style_Check_Horizontal_Tabs);
113 Add ('i', Style_Check_If_Then_Layout);
114 Add ('k', Style_Check_Keyword_Casing);
115 Add ('l', Style_Check_Layout);
116 Add ('n', Style_Check_Standard);
117 Add ('o', Style_Check_Order_Subprograms);
118 Add ('p', Style_Check_Pragma_Casing);
119 Add ('r', Style_Check_References);
120 Add ('s', Style_Check_Specs);
121 Add ('t', Style_Check_Tokens);
122 Add ('x', Style_Check_Xtra_Parens);
124 if Style_Check_Max_Line_Length then
127 Add_Nat (Style_Max_Line_Length);
130 if Style_Check_Max_Nesting_Level then
133 Add_Nat (Style_Max_Nesting_Level);
136 pragma Assert (P <= Options'Last);
138 while P < Options'Last loop
142 end Save_Style_Check_Options;
144 -------------------------------------
145 -- Set_Default_Style_Check_Options --
146 -------------------------------------
148 procedure Set_Default_Style_Check_Options is
150 Reset_Style_Check_Options;
151 Set_Style_Check_Options ("3abcefhiklmnprst");
152 end Set_Default_Style_Check_Options;
154 -----------------------------
155 -- Set_Style_Check_Options --
156 -----------------------------
158 -- Version used when no error checking is required
160 procedure Set_Style_Check_Options (Options : String) is
164 Set_Style_Check_Options (Options, OK, EC);
165 end Set_Style_Check_Options;
167 -- Normal version with error checking
169 procedure Set_Style_Check_Options
172 Err_Col : out Natural)
179 while J <= Options'Last loop
185 Style_Check_Indentation
186 := Character'Pos (C) - Character'Pos ('0');
189 Style_Check_Attribute_Casing := True;
192 Style_Check_Blanks_At_End := True;
195 Style_Check_Comments := True;
198 Style_Check_End_Labels := True;
201 Style_Check_Form_Feeds := True;
204 Style_Check_Horizontal_Tabs := True;
207 Style_Check_If_Then_Layout := True;
210 Style_Check_Keyword_Casing := True;
213 Style_Check_Layout := True;
216 Style_Max_Nesting_Level := 0;
219 or else Options (J) not in '0' .. '9'
227 Style_Max_Nesting_Level :=
228 Style_Max_Nesting_Level * 10 +
229 Character'Pos (Options (J)) - Character'Pos ('0');
231 if Style_Max_Nesting_Level > 999 then
238 exit when J > Options'Last
239 or else Options (J) not in '0' .. '9';
242 Style_Check_Max_Nesting_Level := Style_Max_Nesting_Level /= 0;
245 Style_Check_Max_Line_Length := True;
246 Style_Max_Line_Length := 79;
249 Style_Check_Standard := True;
252 Reset_Style_Check_Options;
255 Style_Max_Line_Length := 0;
258 or else Options (J) not in '0' .. '9'
266 Style_Max_Line_Length :=
267 Style_Max_Line_Length * 10 +
268 Character'Pos (Options (J)) - Character'Pos ('0');
270 if Style_Max_Line_Length > Int (Column_Number'Last) then
277 exit when J > Options'Last
278 or else Options (J) not in '0' .. '9';
281 Style_Check_Max_Line_Length := Style_Max_Line_Length /= 0;
284 Style_Check_Order_Subprograms := True;
287 Style_Check_Pragma_Casing := True;
290 Style_Check_References := True;
293 Style_Check_Specs := True;
296 Style_Check_Tokens := True;
299 Style_Check_Xtra_Parens := True;
313 Err_Col := Options'Last + 1;
314 end Set_Style_Check_Options;