/**************************************************************************** * Copyright (c) 1998,2006 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /* * $Id: cmpdef.cmd,v 1.3 2006/04/22 23:14:50 tom Exp $ * * Author: Juan Jose Garcia Ripoll . * Webpage: http://www.arrakis.es/~worm/ * * cmpdef.cmd - compares two .def files, checking whether they have * the same entries with the same export codes. * * returns 0 if there are no conflicts between the files -- that is, * the newer one can replace the older one. * * returns 1 when either of the files is not properly formatted and * when there are conflicts: two symbols having the same export code. * * the standard output shows a list with newly added symbols, plus * replaced symbols and conflicts. */ parse arg def_file1 def_file2 def_file1 = translate(def_file1,'\','/') def_file2 = translate(def_file2,'\','/') call CleanQueue /* * `cmp' is zero when the last file is valid and upward compatible * `numbers' is the stem where symbols are stored */ cmp = 0 names. = '' numbers. = 0 /* * This sed expression cleans empty lines, comments and special .DEF * commands, such as LIBRARY..., EXPORTS..., etc */ tidy_up = '"s/[ ][ ]*/ /g;s/;.*//g;/^[ ]*$/d;/^[a-zA-Z]/d;"' /* * First we find all public symbols from the original DLL. All this * information is pushed into a REXX private list with the RXQUEUE * utility program. */ '@echo off' 'type' def_file1 '| sed' tidy_up '| sort | rxqueue' do while queued() > 0 /* * We retrieve the symbol name (NAME) and its number (NUMBER) */ parse pull '"' name '"' '@'number rest if number = '' || name = '' then do say 'Corrupted file' def_file1 say 'Symbol' name 'has no number' exit 1 end else do numbers.name = number names.number = name end end /* * Now we find all public symbols from the new DLL, and compare. */ 'type' def_file2 '| sed' tidy_up '| sort | rxqueue' do while queued() > 0 parse pull '"' name '"' '@'number rest if name = '' | number = '' then do say 'Corrupted file' def_file2 say 'Symbol' name 'has no number' exit 1 end if numbers.name = 0 then do cmp = 1 if names.number = '' then say 'New symbol' name 'with code @'number else say 'Conflict old =' names.number ', new =' name 'at @'number end else if numbers.name \= number then do cmp = 1 say name 'Symbol' name 'changed from @'numbers.name 'to @'number end end /* do */ exit cmp /* * Cleans the REXX queue by pulling and forgetting every line. * This is needed, at least, when `cmpdef.cmd' starts, because an aborted * REXX program might have left some rubbish in. */ CleanQueue: procedure do while queued() > 0 parse pull foo end return