aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.2.1/gcc/ada/style.ads
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.2.1/gcc/ada/style.ads')
-rw-r--r--gcc-4.2.1/gcc/ada/style.ads218
1 files changed, 218 insertions, 0 deletions
diff --git a/gcc-4.2.1/gcc/ada/style.ads b/gcc-4.2.1/gcc/ada/style.ads
new file mode 100644
index 000000000..170857376
--- /dev/null
+++ b/gcc-4.2.1/gcc/ada/style.ads
@@ -0,0 +1,218 @@
+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- S T Y L E --
+-- --
+-- S p e c --
+-- --
+-- Copyright (C) 1992-2006, Free Software Foundation, Inc. --
+-- --
+-- GNAT is free software; you can redistribute it and/or modify it under --
+-- terms of the GNU General Public License as published by the Free Soft- --
+-- ware Foundation; either version 2, or (at your option) any later ver- --
+-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
+-- for more details. You should have received a copy of the GNU General --
+-- Public License distributed with GNAT; see file COPYING. If not, write --
+-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
+-- Boston, MA 02110-1301, USA. --
+-- --
+-- GNAT was originally developed by the GNAT team at New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
+-- --
+------------------------------------------------------------------------------
+
+-- This package collects all the routines used for style checking, as
+-- activated by the relevant command line option. These are gathered in a
+-- separate package so that they can more easily be customized. Calls to
+-- these subprograms are only made if Opt.Style_Check is set True.
+
+with Errout;
+with Styleg;
+with Styleg.C;
+with Types; use Types;
+
+package Style is
+
+ package Style_Inst is new Styleg
+ (Errout.Error_Msg,
+ Errout.Error_Msg_S,
+ Errout.Error_Msg_SC,
+ Errout.Error_Msg_SP);
+ -- Instantiation of Styleg for all subprograms that do not depend directly
+ -- depend on the GNAT tree.
+
+ package Style_C_Inst is new Style_Inst.C
+ (Errout.Error_Msg_N);
+ -- Instantiation of Styleg.C for the subprograms that depend directly
+ -- on the GNAT tree.
+
+ -- All subroutines below are renames of subroutines in the two
+ -- instantiations above.
+
+ procedure Body_With_No_Spec (N : Node_Id)
+ renames Style_C_Inst.Body_With_No_Spec;
+ -- Called where N is a subprogram body node for a subprogram body
+ -- for which no spec was given, i.e. a body acting as its own spec.
+
+ procedure Check_Abs_Not
+ renames Style_Inst.Check_Abs_Not;
+ -- Called after scanning an ABS or NOT operator to check spacing
+
+ procedure Check_Apostrophe
+ renames Style_Inst.Check_Apostrophe;
+ -- Called after scanning an apostrophe to check spacing
+
+ procedure Check_Arrow
+ renames Style_Inst.Check_Arrow;
+ -- Called after scanning out an arrow to check spacing
+
+ procedure Check_Attribute_Name (Reserved : Boolean)
+ renames Style_Inst.Check_Attribute_Name;
+ -- The current token is an attribute designator. Check that it is
+ -- capitalized in an appropriate manner. Reserved is set if the attribute
+ -- designator is a reserved word (access, digits, delta or range) to allow
+ -- differing rules for the two cases.
+
+ procedure Check_Box
+ renames Style_Inst.Check_Box;
+ -- Called after scanning out a box to check spacing
+
+ procedure Check_Binary_Operator
+ renames Style_Inst.Check_Binary_Operator;
+ -- Called after scanning out a binary operator other than a plus, minus
+ -- or exponentiation operator. Intended for checking spacing rules.
+
+ procedure Check_Exponentiation_Operator
+ renames Style_Inst.Check_Exponentiation_Operator;
+ -- Called after scanning out an exponentiation operator. Intended for
+ -- checking spacing rules.
+
+ procedure Check_Colon
+ renames Style_Inst.Check_Colon;
+ -- Called after scanning out colon to check spacing
+
+ procedure Check_Colon_Equal
+ renames Style_Inst.Check_Colon_Equal;
+ -- Called after scanning out colon equal to check spacing
+
+ procedure Check_Comma
+ renames Style_Inst.Check_Comma;
+ -- Called after scanning out comma to check spacing
+
+ procedure Check_Comment
+ renames Style_Inst.Check_Comment;
+ -- Called with Scan_Ptr pointing to the first minus sign of a comment.
+ -- Intended for checking any specific rules for comment placement/format.
+
+ procedure Check_Dot_Dot
+ renames Style_Inst.Check_Dot_Dot;
+ -- Called after scanning out dot dot to check spacing
+
+ procedure Check_EOF
+ renames Style_Inst.Check_EOF;
+ -- Called after scanning out end of file mark
+
+ procedure Check_HT
+ renames Style_Inst.Check_HT;
+ -- Called with Scan_Ptr pointing to a horizontal tab character
+
+ procedure Check_Identifier
+ (Ref : Node_Or_Entity_Id;
+ Def : Node_Or_Entity_Id)
+ renames Style_C_Inst.Check_Identifier;
+ -- Check style of identifier occurrence. Ref is an N_Identifier node whose
+ -- spelling is to be checked against the Chars spelling in identifier node
+ -- Def (which may be either an N_Identifier, or N_Defining_Identifier node)
+
+ procedure Check_Indentation
+ renames Style_Inst.Check_Indentation;
+ -- Called at the start of a new statement or declaration, with Token_Ptr
+ -- pointing to the first token of the statement or declaration. The check
+ -- is that the starting column is appropriate to the indentation rules if
+ -- Token_Ptr is the first token on the line.
+
+ procedure Check_Left_Paren
+ renames Style_Inst.Check_Left_Paren;
+ -- Called after scanning out a left parenthesis to check spacing
+
+ procedure Check_Line_Terminator (Len : Int)
+ renames Style_Inst.Check_Line_Terminator;
+ -- Called with Scan_Ptr pointing to the first line terminator terminating
+ -- the current line, used to check for appropriate line terminator and to
+ -- check the line length (Len is the length of the current line). Note that
+ -- the terminator may be the EOF character.
+
+ procedure Check_Pragma_Name
+ renames Style_Inst.Check_Pragma_Name;
+ -- The current token is a pragma identifier. Check that it is spelled
+ -- properly (i.e. with an appropriate casing convention).
+
+ procedure Check_Right_Paren
+ renames Style_Inst.Check_Right_Paren;
+ -- Called after scanning out a right parenthesis to check spacing
+
+ procedure Check_Semicolon
+ renames Style_Inst.Check_Semicolon;
+ -- Called after scanning out a semicolon to check spacing
+
+ procedure Check_Then (If_Loc : Source_Ptr)
+ renames Style_Inst.Check_Then;
+ -- Called to check that THEN and IF keywords are appropriately positioned.
+ -- The parameters show the first characters of the two keywords. This
+ -- procedure is called only if THEN appears at the start of a line with
+ -- Token_Ptr pointing to the THEN keyword.
+
+ procedure Check_Unary_Plus_Or_Minus
+ renames Style_Inst.Check_Unary_Plus_Or_Minus;
+ -- Called after scanning a unary plus or minus to check spacing
+
+ procedure Check_Vertical_Bar
+ renames Style_Inst.Check_Vertical_Bar;
+ -- Called after scanning a vertical bar to check spacing
+
+ procedure Check_Xtra_Parens (Loc : Source_Ptr)
+ renames Style_Inst.Check_Xtra_Parens;
+ -- Called after scanning a conditional expression that has at least one
+ -- level of parentheses around the entire expression.
+
+ function Mode_In_Check return Boolean
+ renames Style_Inst.Mode_In_Check;
+ -- Determines whether style checking is active and the Mode_In_Check is
+ -- set, forbidding the explicit use of mode IN.
+
+ procedure No_End_Name (Name : Node_Id)
+ renames Style_Inst.No_End_Name;
+ -- Called if an END is encountered where a name is allowed but not present.
+ -- The parameter is the node whose name is the name that is permitted in
+ -- the END line, and the scan pointer is positioned so that if an error
+ -- message is to be generated in this situation, it should be generated
+ -- using Error_Msg_SP.
+
+ procedure No_Exit_Name (Name : Node_Id)
+ renames Style_Inst.No_Exit_Name;
+ -- Called when exiting a named loop, but a name is not present on the EXIT.
+ -- The parameter is the node whose name should have followed EXIT, and the
+ -- scan pointer is positioned so that if an error message is to be
+ -- generated, it should be generated using Error_Msg_SP.
+
+ procedure Non_Lower_Case_Keyword
+ renames Style_Inst.Non_Lower_Case_Keyword;
+ -- Called if a reserved keyword is scanned which is not spelled in all
+ -- lower case letters. On entry Token_Ptr points to the keyword token.
+ -- This is not used for keywords appearing as attribute designators,
+ -- where instead Check_Attribute_Name (True) is called.
+
+ function RM_Column_Check return Boolean
+ renames Style_Inst.RM_Column_Check;
+ -- Determines whether style checking is active and the RM column check
+ -- mode is set requiring checking of RM format layout.
+
+ procedure Subprogram_Not_In_Alpha_Order (Name : Node_Id)
+ renames Style_C_Inst.Subprogram_Not_In_Alpha_Order;
+ -- Called if Name is the name of a subprogram body in a package body
+ -- that is not in alphabetical order.
+
+end Style;