From mboxrd@z Thu Jan  1 00:00:00 1970
From: Elena Zannoni <ezannoni@cygnus.com>
To: Daniel Berlin <dan@cgsoftware.com>
Cc: gdb-patches@sources.redhat.com
Subject: Re: [RFA] linespec.c change to stop "malformed template specification" error
Date: Wed, 06 Jun 2001 16:09:00 -0000
Message-id: <15134.47162.825017.119342@kwikemart.cygnus.com>
References: <87ofsldrgr.fsf@dynamic-addr-83-177.resnet.rochester.edu>
X-SW-Source: 2001-06/msg00103.html

Daniel Berlin writes:
 > This error is cause by find_toplevel_char not knowing that '<' and '>'
 > increase and decrease the depth we are at.
 > 
 > The result is that if you say "break _Rb_tree<int, int>", when it goes
 > to look for a comma at the top level, it thinks it found one right
 > after the "int", and temporarily truncates the string to '_Rb_tree<int,'
 > When we then proceed to go through the string, we see the "<", and
 > then go to find the end of the template name, and can't, because we've
 > truncated the string in the wrong place, and issue an error.
 > 
 > Cute, no?
 > 
 > --Dan
 > 

Seems OK to me, but could you update the comment on top of the
find_toplevel_char() to reflect that the char is looked for also
outside of '<' and '>' pairs?

Any of the other maintainers (Jim, Fernando) has any comments?

Thanks
Elena


 > 
 >  2001-05-22  Daniel Berlin  <dan@cgsoftware.com>
 >  
 >  	* linespec.c (find_toplevel_char): '<' and '>' also increase and
 >  	decrease the depth we are at, in the case of templates.
 >  
 > 
 > Index: linespec.c
 > ===================================================================
 > RCS file: /cvs/src/src/gdb/linespec.c,v
 > retrieving revision 1.11
 > diff -c -3 -p -r1.11 linespec.c
 > *** linespec.c	2001/04/27 00:19:09	1.11
 > --- linespec.c	2001/05/22 20:58:12
 > *************** find_toplevel_char (char *s, char c)
 > *** 274,282 ****
 >   	return scan;
 >         else if (*scan == '"' || *scan == '\'')
 >   	quoted = *scan;
 > !       else if (*scan == '(')
 >   	depth++;
 > !       else if (*scan == ')' && depth > 0)
 >   	depth--;
 >       }
 >   
 > --- 274,282 ----
 >   	return scan;
 >         else if (*scan == '"' || *scan == '\'')
 >   	quoted = *scan;
 > !       else if (*scan == '(' || *scan == '<')
 >   	depth++;
 > !       else if ((*scan == ')' || *scan == '>') && depth > 0)
 >   	depth--;
 >       }
 >   
 > 
 > -- 
 > "In my house on the ceilings I have paintings of the rooms
 > above...  So I never have to go upstairs.
 > "-Steven Wright
 >