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FYI: remove unused global


I'm checking this in.

I happened to run across auto_solib_limit, which is defined but never
used.  This patch deletes it.

Tested by rebuilding gdb.

Tom

2011-02-22  Tom Tromey  <tromey@redhat.com>

	* symfile.c (auto_solib_limit): Remove.
	* symfile.h (auto_solib_limit): Remove.

Index: symfile.c
===================================================================
RCS file: /cvs/src/src/gdb/symfile.c,v
retrieving revision 1.305
diff -u -r1.305 symfile.c
--- symfile.c	11 Jan 2011 21:53:24 -0000	1.305
+++ symfile.c	22 Feb 2011 15:53:53 -0000
@@ -176,16 +176,6 @@
    report all the functions that are actually present.  */
 
 int auto_solib_add = 1;
-
-/* For systems that support it, a threshold size in megabytes.  If
-   automatically adding a new library's symbol table to those already
-   known to the debugger would cause the total shared library symbol
-   size to exceed this threshhold, then the shlib's symbols are not
-   added.  The threshold is ignored if the user explicitly asks for a
-   shlib to be added, such as when using the "sharedlibrary"
-   command.  */
-
-int auto_solib_limit;
 
 
 /* Make a null terminated copy of the string at PTR with SIZE characters in
Index: symfile.h
===================================================================
RCS file: /cvs/src/src/gdb/symfile.h,v
retrieving revision 1.83
diff -u -r1.83 symfile.h
--- symfile.h	11 Jan 2011 21:53:24 -0000	1.83
+++ symfile.h	22 Feb 2011 15:53:53 -0000
@@ -475,15 +475,6 @@
 
 extern int auto_solib_add;
 
-/* For systems that support it, a threshold size in megabytes.  If
-   automatically adding a new library's symbol table to those already
-   known to the debugger would cause the total shared library symbol
-   size to exceed this threshhold, then the shlib's symbols are not
-   added.  The threshold is ignored if the user explicitly asks for a
-   shlib to be added, such as when using the "sharedlibrary" command.  */
-
-extern int auto_solib_limit;
-
 /* From symfile.c */
 
 extern void set_initial_language (void);


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