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- /*
- * $Id: chkdef.cmd,v 1.2 1998/08/29 21:45:58 tom Exp $
- *
- * Author: Juan Jose Garcia Ripoll <worm@arrakis.es>.
- * Webpage: http://www.arrakis.es/~worm/
- *
- * chkdef.cmd - checks that a .def file has no conflicts and is properly
- * formatted.
- *
- * returns nonzero if two symbols have the same code or a line has a wrong
- * format.
- *
- * returns 0 otherwise
- *
- * the standard output shows conflicts.
- */
- parse arg def_file
-
- def_file = translate(def_file,'\','/')
-
- call CleanQueue
-
- /*
- * `cmp' is zero when the file is valid
- * `codes' associates a name to a code
- * `names' associates a code to a name
- */
- cmp = 0
- codes. = 0
- names. = ''
-
- /*
- * 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_file '| sed' tidy_up '| sort | rxqueue'
-
- do while queued() > 0
- /*
- * We retrieve the symbol name (NEW_NAME) and its code (NEW_CODE)
- */
- parse pull '"' new_name '"' '@'new_code rest
- select
- when (new_code = '') | (new_name = '') then
- /* The input was not properly formatted */
- do
- say 'Error: symbol "'new_name'" has no export code or is empty'
- cmp = 1
- end
- when codes.new_name \= 0 then
- /* This symbol was already defined */
- if codes.new_name \= new_code then
- do
- cmp = 2
- say 'Symbol "'new_name'" multiply defined'
- end
- when names.new_code \= '' then
- /* This code was already assigned to a symbol */
- if names.new_code \= new_name then
- do
- cmp = 3
- say 'Conflict with "'names.new_code'" & "'new_name'" being @'new_code
- end
- otherwise
- do
- codes.new_name = new_code
- names.new_code = new_name
- end
- end /* select */
- end
-
- exit cmp
-
- CleanQueue: procedure
- do while queued() > 0
- parse pull foo
- end
- return
-