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#include "trace.h"
#include "times.h"
#include "acconf.h"
namespace ledger {
bool trace_mode;
void trace(const std::string& cat, const std::string& str)
{
char buf[32];
std::cerr << boost::posix_time::to_simple_string(now) << " "
<< cat << ": " << str << std::endl;
}
void trace_push(const std::string& cat, const std::string& str,
timing_t& timer)
{
timer.start();
trace(cat, str);
}
void trace_pop(const std::string& cat, const std::string& str,
timing_t& timer)
{
timer.stop();
std::ostringstream out;
out << str << ": " << (double(timer.cumulative) / double(CLOCKS_PER_SEC)) << "s";
trace(cat, out.str());
}
live_objects_map live_objects;
object_count_map ctor_count;
object_count_map object_count;
object_count_map live_count;
bool tracing_active = false;
bool trace_ctor(void * ptr, const std::string& name)
{
if (! tracing_active)
return true;
DEBUG_PRINT("ledger.trace.debug", "trace_ctor " << ptr << " " << name);
std::string::size_type pos = name.find_first_of('(');
std::string cls_name(name, 0, pos);
live_objects.insert(live_objects_pair(ptr, cls_name));
object_count_map::iterator i = ctor_count.find(name);
if (i != ctor_count.end()) {
(*i).second++;
} else {
std::pair<object_count_map::iterator, bool> result
= ctor_count.insert(object_count_pair(name, 1));
if (! result.second) {
tracing_active = false;
return false;
}
}
object_count_map::iterator j = object_count.find(cls_name);
if (j != object_count.end()) {
(*j).second++;
} else {
std::pair<object_count_map::iterator, bool> result
= object_count.insert(object_count_pair(cls_name, 1));
if (! result.second) {
tracing_active = false;
return false;
}
}
object_count_map::iterator k = live_count.find(cls_name);
if (k != live_count.end()) {
(*k).second++;
} else {
std::pair<object_count_map::iterator, bool> result
= live_count.insert(object_count_pair(cls_name, 1));
if (! result.second) {
tracing_active = false;
return false;
}
}
return true;
}
bool trace_dtor(void * ptr, const std::string& name)
{
if (! tracing_active)
return true;
DEBUG_PRINT("ledger.trace.debug", "trace_dtor " << ptr << " " << name);
live_objects_map::iterator i = live_objects.find(ptr);
if (i == live_objects.end()) {
std::cerr << "Destruction of unknown object " << name << " " << ptr
<< std::endl;;
tracing_active = false;
return false;
}
std::string::size_type pos = name.find_first_of('(');
std::string cls_name(name, 0, pos);
int ptr_count = live_objects.count(ptr);
for (int x = 0; x < ptr_count; x++) {
if ((*i).second == cls_name) {
live_objects.erase(i);
break;
} else {
i++;
}
}
object_count_map::iterator k = live_count.find(name);
if (k == live_count.end()) {
std::cerr << "Destruction of unregistered class " << name
<< std::endl;;
tracing_active = false;
return false;
}
if (--(*k).second == 0)
live_count.erase(k);
return true;
}
void report_memory(std::ostream& out)
{
if (live_count.size() > 0)
out << "Live object counts:" << std::endl;
for (object_count_map::iterator i = live_count.begin();
i != live_count.end();
i++) {
out << " ";
out << std::right;
out.width(5);
out << (*i).second << " " << (*i).first << std::endl;
}
DEBUG_IF("ledger.trace.verbose") {
if (live_objects.size() > 0)
out << "Live objects:" << std::endl;
for (live_objects_map::iterator i = live_objects.begin();
i != live_objects.end();
i++) {
out << " ";
out << std::right;
out.width(5);
out << (*i).first << " " << (*i).second << std::endl;
}
}
if (object_count.size() > 0)
out << "Object counts:" << std::endl;
for (object_count_map::iterator i = object_count.begin();
i != object_count.end();
i++) {
out << " ";
out << std::right;
out.width(5);
out << (*i).second << " " << (*i).first << std::endl;
}
if (ctor_count.size() > 0)
out << "Constructor counts:" << std::endl;
for (object_count_map::iterator i = ctor_count.begin();
i != ctor_count.end();
i++) {
out << " ";
out << std::right;
out.width(5);
out << (*i).second << " " << (*i).first << std::endl;
}
}
} // namespace ledger
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