# -*- python -*- # Package : omniidl # __init__.py Created on: 1999/11/3 # Author : David Scott (djs) # # Copyright (C) 1999 AT&T Laboratories Cambridge # # This file is part of omniidl. # # omniidl is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT 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 # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. # # Description: # # Entrypoint to the C++ backend # $Id: __init__.py,v 1.20.2.8 2004/10/18 02:44:37 dgrisby Exp $ # $Log: __init__.py,v $ # Revision 1.20.2.8 2004/10/18 02:44:37 dgrisby # New -Wbdll_includes option. # # Revision 1.20.2.7 2002/09/03 09:32:57 dgrisby # C++ back-end bails out if asked to compile more than one file. # # Revision 1.20.2.6 2002/03/11 12:23:45 dpg1 # -Wbe option for example code suffix. # # Revision 1.20.2.5 2002/02/20 13:37:18 dpg1 # C++ back-end old signatures option did not work. # # Revision 1.20.2.4 2001/11/08 16:33:50 dpg1 # Local servant POA shortcut policy. # # Revision 1.20.2.3 2001/06/08 17:12:11 dpg1 # Merge all the bug fixes from omni3_develop. # # Revision 1.20.2.2 2000/10/12 15:37:45 sll # Updated from omni3_1_develop. # # Revision 1.21.2.4 2000/09/14 16:03:00 djs # Remodularised C++ descriptor name generator # Bug in listing all inherited interfaces if one is a forward # repoID munging function now handles #pragma ID in bootstrap.idl # Naming environments generating code now copes with new IDL AST types # Modified type utility functions # Minor tidying # # Revision 1.21.2.3 2000/08/21 11:34:31 djs # Lots of omniidl/C++ backend changes # # Revision 1.21.2.2 2000/08/07 17:48:14 dpg1 # Merge from omni3_develop again. # # Revision 1.18.2.8 2000/07/18 15:34:17 djs # Added -Wbvirtual_objref option to make attribute and operation _objref # methods virtual # # Revision 1.18.2.7 2000/06/26 16:23:09 djs # Added new backend arguments. # Better error handling when encountering unsupported IDL (eg valuetypes) # Refactoring of configuration state mechanism. # # Revision 1.18.2.6 2000/05/31 15:11:11 dpg1 # C++ back-end properly handles Windows paths. # # Revision 1.18.2.5 2000/05/24 17:16:34 dpg1 # Minor omniidl usage message fix. # # Revision 1.18.2.4 2000/05/04 14:34:50 djs # Added new flag splice-modules which causes all continuations to be output # as one lump. Default is now to output them in pieces following the IDL. # # Revision 1.18.2.3 2000/04/26 18:22:12 djs # Rewrote type mapping code (now in types.py) # Rewrote identifier handling code (now in id.py) # # Revision 1.18.2.2 2000/02/18 23:01:19 djs # Updated example implementation code generating module # # Revision 1.18.2.1 2000/02/14 18:34:57 dpg1 # New omniidl merged in. # # Revision 1.18 2000/01/13 11:45:47 djs # Added option to customise C++ reserved word name escaping # # Revision 1.17 2000/01/13 10:52:04 djs # Rewritten argument handling # Added options to specify the header and stubs file prefix, mirroring omniidl3 # # Revision 1.16 2000/01/12 19:54:47 djs # Added option to generate old CORBA 2.1 signatures for skeletons # # Revision 1.15 2000/01/12 17:48:27 djs # Added option to create BOA compatible skeletons (same as -BBOA in omniidl3) # # Revision 1.14 2000/01/11 14:12:41 djs # Updated commandline option help to include Fragment generation # # Revision 1.13 2000/01/11 11:35:36 djs # Added support for fragment generation (-F) mode # # Revision 1.12 2000/01/10 15:39:34 djs # Better name and scope handling. # # Revision 1.11 1999/12/24 18:20:12 djs # Builds list of IDL files #included by walking the AST and examining the # file() of each Decl node. # # Revision 1.10 1999/12/09 20:41:24 djs # Now runs typecode and any generator # # Revision 1.9 1999/12/01 17:05:13 djs # Backend now supports command line arguments # # Revision 1.8 1999/11/29 19:26:59 djs # Code tidied and moved around. Some redundant code eliminated. # # Revision 1.7 1999/11/17 20:37:09 djs # General util functions # # Revision 1.6 1999/11/15 19:10:54 djs # Added module for utility functions specific to generating skeletons # Union skeletons working # # Revision 1.5 1999/11/12 17:17:45 djs # Creates output files rather than using stdout # Utility functions useful for skeleton generation added # # Revision 1.4 1999/11/08 19:28:56 djs # Rewrite of sequence template code # Fixed lots of typedef problems # # Revision 1.3 1999/11/04 19:05:01 djs # Finished moving code from tmp_omniidl. Regression tests ok. # # Revision 1.2 1999/11/03 17:35:06 djs # Brought more of the old tmp_omniidl code into the new tree # # Revision 1.1 1999/11/03 11:09:49 djs # General module renaming # # From http://www-i3.informatik.rwth-aachen.de/funny/babbage.html: # ... # C. A. R. Hoare, in his 1980 ACM Turing Award lecture, told of two # ways of constructing a software design: "One way is to make it so # simple that there are obviously no deficiencies and the other way # is to make it so complicated that there are no obvious deficiencies." # ## Import Output generation functions ################################### ## from omniidl_be.cxx import header, skel, dynskel, impl ## Utility functions from omniidl_be.cxx import id, config, ast, output, support, descriptor import re, sys, os.path cpp_args = ["-D__OMNIIDL_CXX__"] usage_string = """\ -Wbh= Specify suffix for generated header files -Wbs= Specify suffix for generated stub files -Wbd= Specify suffix for generated dynamic files -Wba Generate code for TypeCodes and Any -Wbtp Generate 'tie' implementation skeletons -Wbtf Generate flattened 'tie' implementation skeletons -Wbsplice-modules Splice together multiply opened modules into one -Wbexample Generate example implementation code -WbF Generate code fragments (for expert only) -WbBOA Generate BOA compatible skeletons -Wbold Generate old CORBA 2.1 signatures for skeletons -Wbold_prefix Map C++ reserved words with prefix _ -Wbinline Generate code for #included files inline with the main file -Wbkeep_inc_path Preserve IDL #include path in header #includes -Wbuse_quotes Use quotes in #includes: "foo" rather than -Wbdll_includes Extra support for #included IDL in DLLs""" # Encountering an unknown AST node will cause an AttributeError exception # to be thrown in one of the visitors. Store a list of those not-supported # so we can produce a friendly error message later. AST_unsupported_nodes = [ "Native", "StateMember", "Factory", "ValueForward", "ValueBox", "ValueAbs", "Value" ] def process_args(args): for arg in args: if arg == "a": config.state['Typecode'] = 1 elif arg == "tp": config.state['Normal Tie'] = 1 elif arg == "tf": config.state['Flattened Tie'] = 1 elif arg == "splice-modules": config.state['Splice Modules'] = 1 elif arg == "example": config.state['Example Code'] = 1 # elif arg == "AMI": # config.state['AMI'] = 1 # Not ported yet. elif arg == "F": config.state['Fragment'] = 1 elif arg == "BOA": config.state['BOA Skeletons'] = 1 elif arg == "old": config.state['Old Signatures'] = 1 elif arg == "old_prefix": config.state['Reserved Prefix'] = "_" elif arg == "keep_inc_path": config.state['Keep Include Path'] = 1 elif arg == "use_quotes": config.state['Use Quotes'] = 1 elif arg == "virtual_objref": config.state['Virtual Objref Methods'] = 1 elif arg == "debug": config.state['Debug'] = 1 elif arg[:2] == "h=": config.state['HH Suffix'] = arg[2:] elif arg[:2] == "s=": config.state['SK Suffix'] = arg[2:] elif arg[:2] == "d=": config.state['DYNSK Suffix'] = arg[2:] elif arg[:2] == "e=": config.state['IMPL Suffix'] = arg[2:] elif arg == "inline": config.state['Inline Includes'] = 1 elif arg == "shortcut": config.state['Shortcut'] = 1 elif arg == "dll_includes": config.state['DLLIncludes'] = 1 else: util.fatalError("Argument \"" + str(arg) + "\" is unknown") run_before = 0 def run(tree, args): """Entrypoint to the C++ backend""" global run_before if run_before: util.fatalError("Sorry, the C++ backend cannot process more " "than one IDL file at a time.") run_before = 1 dirname, filename = os.path.split(tree.file()) basename,ext = os.path.splitext(filename) config.state['Basename'] = basename config.state['Directory'] = dirname process_args(args) try: # Check the input tree only contains stuff we understand support.checkIDL(tree) # initialise the handy ast module ast.__init__(tree) # Initialise the descriptor generating code descriptor.__init__(tree) # Build the map of AST nodes to Environments tree.accept(id.WalkTree()) # AMI code hooks into existing infrastructure (ie doesn't need to # be driven explicitly here) #if config.state['AMI']: # tree = ami.__init__(tree) # tree.accept(id.WalkTree()) # Not ported yet. header.run(tree) skel.run(tree) # if we're generating code for Typecodes and Any then # we need to create the DynSK.cc file if config.state['Typecode']: dynskel.run(tree) if config.state['Example Code']: impl.run(tree) except AttributeError, e: name = e[0] unsupported_visitors = map(lambda x:"visit" + x, AST_unsupported_nodes[:]) if name in unsupported_visitors: util.unsupportedIDL() util.fatalError("An AttributeError exception was caught") except SystemExit, e: # fatalError function throws SystemExit exception # delete all possibly partial output files for file in output.listAllCreatedFiles(): os.unlink(file) raise e except: util.fatalError("An internal exception was caught")
