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Re: [rfa] revert my previous search_symbols change, add comment


David Carlton writes:
 > In my patch from 2002-12-23, I changed some code in search_symbols
 > from a call to lookup_symbol to a call to lookup_symbol_aux_minsyms.
 > At that time, I didn't understand exactly what
 > lookup_symbol_aux_minsyms did; now that I understand that function
 > better, I don't think that change was a good idea.
 > 
 > So this patch reverts that change.  At Andrew's suggestion, I've added
 > a comment as well, saying what I'd really like to replace the call to
 > lookup_symbol with.

OK

 > 
 > In my next patch, I'll change lookup_symbol_aux_minsyms to actually do
 > something correct (now that Daniel has been kind enough to demangle
 > partial symbols for me), but I wanted to get this part of the change
 > out of the way first.
 >

Question, where does the other patch I just replied to stand wrt to this?
Should we forget about the old patch? 

elena

 
 > Tested on i686-pc-linux-gnu/GCC3.1/DWARF-2; OK to apply?
 > 
 > David Carlton
 > carlton at math dot stanford dot edu
 > 
 > 2003-02-04  David Carlton  <carlton at math dot stanford dot edu>
 > 
 > 	* symtab.c (search_symbols): Revert the search_symbols part of my
 > 	2002-12-23 patch.  Add comment.
 > 
 > Index: symtab.c
 > ===================================================================
 > RCS file: /cvs/src/src/gdb/symtab.c,v
 > retrieving revision 1.87
 > diff -u -p -r1.87 symtab.c
 > --- symtab.c	4 Feb 2003 18:07:01 -0000	1.87
 > +++ symtab.c	4 Feb 2003 23:55:02 -0000
 > @@ -2967,31 +2967,18 @@ search_symbols (char *regexp, namespace_
 >  	      {
 >  		if (0 == find_pc_symtab (SYMBOL_VALUE_ADDRESS (msymbol)))
 >  		  {
 > -		    if (kind == FUNCTIONS_NAMESPACE)
 > -		      {
 > -			found_misc = 1;
 > -		      }
 > -		    else
 > -		      {
 > -			struct symbol *sym;
 > -
 > -			if (SYMBOL_DEMANGLED_NAME (msymbol) != NULL)
 > -			  sym
 > -			    = lookup_symbol_aux_minsyms (SYMBOL_DEMANGLED_NAME
 > -							 (msymbol),
 > -							 SYMBOL_NAME (msymbol),
 > -							 VAR_NAMESPACE,
 > -							 NULL, NULL);
 > -			else
 > -			  sym
 > -			    = lookup_symbol_aux_minsyms (SYMBOL_NAME (msymbol),
 > -							 NULL,
 > -							 VAR_NAMESPACE,
 > -							 NULL, NULL);
 > -
 > -			if (sym == NULL)
 > -			  found_misc = 1;
 > -		      }
 > +		    /* FIXME: carlton/2003-02-04: Given that the
 > +		       semantics of lookup_symbol keeps on changing
 > +		       slightly, it would be a nice idea if we had a
 > +		       function lookup_symbol_minsym that found the
 > +		       symbol associated to a given minimal symbol (if
 > +		       any).  */
 > +		    if (kind == FUNCTIONS_NAMESPACE
 > +			|| lookup_symbol (SYMBOL_NAME (msymbol),
 > +					  (struct block *) NULL,
 > +					  VAR_NAMESPACE,
 > +					0, (struct symtab **) NULL) == NULL)
 > +		      found_misc = 1;
 >  		  }
 >  	      }
 >  	  }


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