From c3a3c0c99c32c0969e6450d60aae1a2b1798ca17 Mon Sep 17 00:00:00 2001
From: wcohen <wcohen>
Date: Tue, 26 Jun 2007 19:36:25 +0000
Subject: 2007-06-26  William Cohen  <wcohen@redhat.com>

	PR 4529
	* coveragedb.cxx: New.
	* coveragedb.h: New.
	* Makefile.am: Add coveragedb.cxx and sqlite3 to build.
	* Makefile.in: Regenerated.
	* configure.ac: Add test for sqlite3
	* configure: Regenerated.
	* systemtap.spec.in: Add dependencies for sqlite3/sqlite3-devel.
	* elaborate.h, elaborate.cxx
	  (derived_probe::collect_derivation_chain): New.
	  (alias_expansion_builder::build): Correct token location.
	  (semantic_pass_opt[12): Track used and unused variables/functions.
	* session.h (tapset_compile_coverage, unused_globals,
	  unused_probes, unused_functions): New fields.
	* staptree.h (unused_locals, probe_point::str): New member.
	* staptree.cxx: Ditto.
	* main.cxx: Add "-q" tapset coverage option and SYSTEMTAP_COVERAGE env.
---
 session.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'session.h')

diff --git a/session.h b/session.h
index f6ca3a43..638e9f27 100644
--- a/session.h
+++ b/session.h
@@ -97,6 +97,7 @@ struct systemtap_session
   unsigned perfmon;
   bool symtab; /* true: emit symbol table at translation time; false: let staprun do it. */
   bool prologue_searching;
+  bool tapset_compile_coverage;
 
   // Cache data
   bool use_cache;
@@ -122,6 +123,10 @@ struct systemtap_session
   std::vector<derived_probe*> probes; // see also *_probes groups below
   std::vector<embeddedcode*> embeds;
   std::map<std::string, statistic_decl> stat_decls;
+  // track things that are removed
+  std::vector<vardecl*> unused_globals;
+  std::vector<derived_probe*> unused_probes; // see also *_probes groups below
+  std::vector<functiondecl*> unused_functions;
   // XXX: vector<*> instead please?
 
   // Every probe in these groups must also appear in the
-- 
cgit