m3tk/src/asttrans/M3GTool.m3


MODULE M3GTool;
************************************************************************* Copyright (C) Olivetti 1989 All Rights reserved Use and copy of this software and preparation of derivative works based upon this software are permitted to any person, provided this same copyright notice and the following Olivetti warranty disclaimer are included in any copy of the software or any modification thereof or derivative work therefrom made by any person. This software is made available AS IS and Olivetti disclaims all warranties with respect to this software, whether expressed or implied under any law, including all implied warranties of merchantibility and fitness for any purpose. In no event shall Olivetti be liable for any damages whatsoever resulting from loss of use, data or profits or otherwise arising out of or in connection with the use or performance of this software. *************************************************************************

IMPORT Text, StdIO, IO, IOErr, Err, Fmt, PathNameStream, PathName;
IMPORT M3Args, M3Conventions;
IMPORT M3AST, M3AST_AS, M3Context, M3CUnit;
IMPORT M3CImportASTrans;
IMPORT M3AST_FE_F;

IMPORT M3ASTDisplay, M3ASTWalk;

CONST
  Version = "5-Feb-92";

VAR
  tool_g: M3Args.T;

TYPE
  ContextClosure = M3Context.Closure OBJECT
    s: IO.Stream;
  OVERRIDES
    callback := DisplayGeneric;
  END;

PROCEDURE Get(): M3Args.T RAISES {}=
  BEGIN
    RETURN tool_g;
  END Get;

PROCEDURE Run(c: M3Context.T): INTEGER RAISES {}=
  BEGIN
    IF M3Args.Find(tool_g) THEN
      M3Context.ApplyToSet(c, NEW(ContextClosure, s := StdIO.Out()),
          M3CUnit.TypeSet{M3CUnit.Type.Interface_gen_ins,
                          M3CUnit.Type.Module_gen_ins});
      RETURN 0
    ELSE
      RETURN -1
    END;
  END Run;

PROCEDURE RunWithAST(
    c: M3Context.T;
    cu: M3AST_AS.Compilation_Unit;
    s: IO.Stream)
    RAISES {IO.Error}=
  BEGIN
    DisplayGeneric(NEW(ContextClosure, s := s),
        M3CUnit.Type.Interface, (* value unimportant *)
        NIL,
        cu);
  END RunWithAST;

PROCEDURE DisplayGeneric(
    cl: ContextClosure;
    ut: M3CUnit.Type;
    name: TEXT;
    cu: M3AST_AS.Compilation_Unit)
    RAISES {IO.Error}=
  BEGIN
    IF M3Conventions.PrimarySource IN cu.fe_status THEN
      IF M3Args.GetFlag(tool_g, SubstituteAP_Arg) THEN
        M3CImportASTrans.Set(cu, TRUE);
      END;
      M3ASTDisplay.Nodes(M3CUnit.ToGenIns(cu, ut), cl.s);
    END; (* if *)
  END DisplayGeneric;

BEGIN
  tool_g := M3Args.New("m3generic", "Generic Unit Instantiation", Version);
  M3Args.RegisterFlag(tool_g, SubstituteAP_Arg,
    "substitute actual parameters in unit body");
END M3GTool.

interface Err is in: