/*
- Copyright (C) 2009 Paul Davis
+ Copyright (C) 2009 Paul Davis
From an idea by Carl Hetherington.
This program is free software; you can redistribute it and/or modify
class Backtrace {
public:
- Backtrace ();
- std::ostream& print (std::ostream& str) const;
+ Backtrace ();
+ std::ostream& print (std::ostream& str) const;
private:
- void* trace[200];
- size_t size;
+ void* trace[200];
+ size_t size;
};
std::ostream& operator<< (std::ostream& str, const Backtrace& bt) { return bt.print (str); }
-
-Backtrace::Backtrace()
-{
+Backtrace::Backtrace()
+{
#ifdef HAVE_EXECINFO
size = ::backtrace (trace, 200);
#endif
if (size) {
#ifdef HAVE_EXECINFO
strings = ::backtrace_symbols (trace, size);
-#endif
+#endif
if (strings) {
for (i = 3; i < 5+18 && i < size; i++) {
str << strings[i] << std::endl;
return str;
}
-struct BTPair {
+struct BTPair {
- Backtrace* ref;
- Backtrace* rel;
-
- BTPair (Backtrace* bt) : ref (bt), rel (0) {}
- ~BTPair () { }
+ Backtrace* ref;
+ Backtrace* rel;
+ BTPair (Backtrace* bt) : ref (bt), rel (0) {}
+ ~BTPair () { }
};
std::ostream& operator<<(std::ostream& str, const BTPair& btp) {
return str;
}
-struct SPDebug {
- Backtrace* constructor;
- Backtrace* destructor;
-
- SPDebug (Backtrace* c) : constructor (c), destructor (0) {}
- ~SPDebug () {
- delete constructor;
- delete destructor;
- }
+struct SPDebug {
+ Backtrace* constructor;
+ Backtrace* destructor;
+
+ SPDebug (Backtrace* c) : constructor (c), destructor (0) {}
+ ~SPDebug () {
+ delete constructor;
+ delete destructor;
+ }
};
std::ostream& operator<< (std::ostream& str, const SPDebug& spd)
return str;
}
-typedef std::multimap<void const*,SPDebug*> PointerMap;
-typedef std::map<void const*,const char*> IPointerMap;
+typedef std::multimap<volatile void const*,SPDebug*> PointerMap;
+typedef std::map<volatile void const*,const char*> IPointerMap;
using namespace std;
static PointerMap* _sptrs;
-PointerMap& sptrs() {
- if (_sptrs == 0) {
- _sptrs = new PointerMap;
- }
- return *_sptrs;
+PointerMap& sptrs()
+{
+ if (_sptrs == 0) {
+ _sptrs = new PointerMap;
+ }
+ return *_sptrs;
}
static IPointerMap* _interesting_pointers;
-IPointerMap& interesting_pointers() {
- if (_interesting_pointers == 0) {
- _interesting_pointers = new IPointerMap;
- }
- return *_interesting_pointers;
+IPointerMap& interesting_pointers()
+{
+ if (_interesting_pointers == 0) {
+ _interesting_pointers = new IPointerMap;
+ }
+ return *_interesting_pointers;
}
static Glib::Threads::Mutex* _the_lock;
-static Glib::Threads::Mutex& the_lock() {
- if (_the_lock == 0) {
- _the_lock = new Glib::Threads::Mutex;
- }
- return *_the_lock;
+static Glib::Threads::Mutex& the_lock()
+{
+ if (_the_lock == 0) {
+ _the_lock = new Glib::Threads::Mutex;
+ }
+ return *_the_lock;
}
static bool
-is_interesting_object (void const* ptr)
+is_interesting_object (volatile void const* ptr)
{
if (ptr == 0) {
return false;
}
-
+
return interesting_pointers().find (ptr) != interesting_pointers().end();
}
boost_debug_shared_ptr_mark_interesting (void* ptr, const char* type)
{
Glib::Threads::Mutex::Lock guard (the_lock());
- pair<void*,const char*> newpair (ptr, type);
+ pair<void*,const char*> newpair (ptr, type);
interesting_pointers().insert (newpair);
if (debug_out) {
cerr << "Interesting object @ " << ptr << " of type " << type << endl;
if (is_interesting_object (old_obj)) {
if (debug_out) {
- cerr << "\tlost old sp @ " << sp << " for " << old_obj << " UC = " << old_use_count << " now for " << obj << " UC = " << new_use_count
- << " (total sp's = " << sptrs().size() << ')' << endl;
+ cerr << "\tlost old sp @ " << sp << " for " << old_obj << " UC = " << old_use_count << " now for " << obj << " UC = " << new_use_count
+ << " (total sp's = " << sptrs().size() << ')' << endl;
}
PointerMap::iterator x = sptrs().find (sp);
-
+
if (x != sptrs().end()) {
sptrs().erase (x);
if (debug_out) {
newpair.second = new SPDebug (new Backtrace());
sptrs().insert (newpair);
-
+
if (debug_out) {
- cerr << "assignment created sp for " << obj << " @ " << sp << " used to point to " << old_obj << " UC = " << old_use_count
- << " UC = " << new_use_count
- << " (total sp's = " << sptrs().size() << ')' << endl;
+ cerr << "assignment created sp for " << obj << " @ " << sp << " used to point to " << old_obj << " UC = " << old_use_count
+ << " UC = " << new_use_count
+ << " (total sp's = " << sptrs().size() << ')' << endl;
cerr << *newpair.second << endl;
}
- }
+ }
}
void
if (is_interesting_object (old_obj)) {
if (debug_out) {
- cerr << "\tlost old sp @ " << sp << " for " << old_obj << " UC = " << old_use_count << " now for " << obj << " UC = " << new_use_count
- << " (total sp's = " << sptrs().size() << ')' << endl;
+ cerr << "\tlost old sp @ " << sp << " for " << old_obj << " UC = " << old_use_count << " now for " << obj << " UC = " << new_use_count
+ << " (total sp's = " << sptrs().size() << ')' << endl;
}
PointerMap::iterator x = sptrs().find (sp);
-
+
if (x != sptrs().end()) {
sptrs().erase (x);
if (debug_out) {
newpair.second = new SPDebug (new Backtrace());
sptrs().insert (newpair);
-
+
if (debug_out) {
- cerr << "reset created sp for " << obj << " @ " << sp << " used to point to " << old_obj << " UC = " << old_use_count
- << " UC = " << new_use_count
- << " (total sp's = " << sptrs().size() << ')' << endl;
+ cerr << "reset created sp for " << obj << " @ " << sp << " used to point to " << old_obj << " UC = " << old_use_count
+ << " UC = " << new_use_count
+ << " (total sp's = " << sptrs().size() << ')' << endl;
cerr << *newpair.second << endl;
}
- }
+ }
}
void
-boost_debug_shared_ptr_destructor (void const *sp, void const *obj, int use_count)
+boost_debug_shared_ptr_destructor (void const *sp, volatile void const *obj, int use_count)
{
Glib::Threads::Mutex::Lock guard (the_lock());
PointerMap::iterator x = sptrs().find (sp);
}
void
-boost_debug_shared_ptr_constructor (void const *sp, void const *obj, int use_count)
+boost_debug_shared_ptr_constructor (void const *sp, volatile void const *obj, int use_count)
{
if (is_interesting_object (obj)) {
Glib::Threads::Mutex::Lock guard (the_lock());
{
}
-void sp_counter_release_hook (void* /*pn*/, long /*use_count*/)
+void sp_counter_release_hook (void* /*pn*/, long /*use_count*/)
{
}