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-rw-r--r--host/include/uhd/utils/log.hpp6
-rw-r--r--host/include/uhd/utils/msg.hpp6
-rw-r--r--host/lib/utils/log.cpp42
-rw-r--r--host/lib/utils/msg.cpp21
4 files changed, 40 insertions, 35 deletions
diff --git a/host/include/uhd/utils/log.hpp b/host/include/uhd/utils/log.hpp
index bc8f41fb4..1f515c15e 100644
--- a/host/include/uhd/utils/log.hpp
+++ b/host/include/uhd/utils/log.hpp
@@ -19,6 +19,7 @@
#define INCLUDED_UHD_UTILS_LOG_HPP
#include <uhd/config.hpp>
+#include <uhd/utils/pimpl.hpp>
#include <boost/current_function.hpp>
#include <ostream>
#include <string>
@@ -77,7 +78,8 @@ namespace uhd{ namespace _log{
};
//! Internal logging object (called by UHD_LOG macros)
- struct UHD_API log{
+ class UHD_API log{
+ public:
log(
const verbosity_t verbosity,
const std::string &file,
@@ -86,6 +88,8 @@ namespace uhd{ namespace _log{
);
~log(void);
std::ostream &operator()(void);
+ private:
+ UHD_PIMPL_DECL(impl) _impl;
};
}} //namespace uhd::_log
diff --git a/host/include/uhd/utils/msg.hpp b/host/include/uhd/utils/msg.hpp
index 050504e57..71d2cb35e 100644
--- a/host/include/uhd/utils/msg.hpp
+++ b/host/include/uhd/utils/msg.hpp
@@ -19,6 +19,7 @@
#define INCLUDED_UHD_UTILS_MSG_HPP
#include <uhd/config.hpp>
+#include <uhd/utils/pimpl.hpp>
#include <ostream>
#include <string>
@@ -52,10 +53,13 @@ namespace uhd{ namespace msg{
UHD_API void register_handler(const handler_t &handler);
//! Internal message object (called by UHD_MSG macro)
- struct UHD_API _msg{
+ class UHD_API _msg{
+ public:
_msg(const type_t type);
~_msg(void);
std::ostream &operator()(void);
+ private:
+ UHD_PIMPL_DECL(impl) _impl;
};
}} //namespace uhd::msg
diff --git a/host/lib/utils/log.cpp b/host/lib/utils/log.cpp
index 7d11877a1..31d11796e 100644
--- a/host/lib/utils/log.cpp
+++ b/host/lib/utils/log.cpp
@@ -90,9 +90,7 @@ static fs::path get_temp_path(void){
**********************************************************************/
class log_resource_type{
public:
- boost::mutex mutex;
- std::ostringstream ss;
- uhd::_log::verbosity_t verbosity, level;
+ uhd::_log::verbosity_t level;
log_resource_type(void){
@@ -113,19 +111,20 @@ public:
}
~log_resource_type(void){
+ boost::mutex::scoped_lock lock(_mutex);
_file_stream.close();
if (_file_lock != NULL) delete _file_lock;
}
- void log_to_file(void){
- if (verbosity < level) return;
+ void log_to_file(const std::string &log_msg){
+ boost::mutex::scoped_lock lock(_mutex);
if (_file_lock == NULL){
const std::string log_path = (get_temp_path() / "uhd.log").string();
_file_stream.open(log_path.c_str(), std::fstream::out | std::fstream::app);
_file_lock = new ip::file_lock(log_path.c_str());
}
_file_lock->lock();
- _file_stream << ss.str() << std::flush;
+ _file_stream << log_msg << std::flush;
_file_lock->unlock();
}
@@ -149,6 +148,7 @@ private:
//file stream and lock:
std::ofstream _file_stream;
ip::file_lock *_file_lock;
+ boost::mutex _mutex;
};
UHD_SINGLETON_FCN(log_resource_type, log_rs);
@@ -167,20 +167,25 @@ static std::string get_rel_file_path(const fs::path &file){
return rel_path.string();
}
+struct uhd::_log::log::impl{
+ std::ostringstream ss;
+ verbosity_t verbosity;
+};
+
uhd::_log::log::log(
const verbosity_t verbosity,
const std::string &file,
const unsigned int line,
const std::string &function
){
- log_rs().mutex.lock();
- log_rs().verbosity = verbosity;
+ _impl = UHD_PIMPL_MAKE(impl, ());
+ _impl->verbosity = verbosity;
const std::string time = pt::to_simple_string(pt::microsec_clock::local_time());
const std::string header1 = str(boost::format("-- %s - level %d") % time % int(verbosity));
const std::string header2 = str(boost::format("-- %s") % function).substr(0, 80);
const std::string header3 = str(boost::format("-- %s:%u") % get_rel_file_path(file) % line);
const std::string border = std::string(std::max(std::max(header1.size(), header2.size()), header3.size()), '-');
- log_rs().ss
+ _impl->ss
<< std::endl
<< border << std::endl
<< header1 << std::endl
@@ -191,35 +196,26 @@ uhd::_log::log::log(
}
uhd::_log::log::~log(void){
- log_rs().ss << std::endl;
+ if (_impl->verbosity < log_rs().level) return;
+ _impl->ss << std::endl;
try{
- log_rs().log_to_file();
+ log_rs().log_to_file(_impl->ss.str());
}
catch(const std::exception &e){
/*!
* Critical behavior below.
* The following steps must happen in order to avoid a lock-up condition.
* This is because the message facility will call into the logging facility.
- * Therefore we must disable the logger (level = never) and unlock the mutex.
- *
- * 1) Set logging level to never.
- * 2) Unlock the mutex.
- * 3) Send the error message.
- * 4) Return.
+ * Therefore we must disable the logger (level = never) before messaging.
*/
log_rs().level = never;
- log_rs().ss.str(""); //clear for next call
- log_rs().mutex.unlock();
UHD_MSG(error)
<< "Logging failed: " << e.what() << std::endl
<< "Logging has been disabled for this process" << std::endl
;
- return;
}
- log_rs().ss.str(""); //clear for next call
- log_rs().mutex.unlock();
}
std::ostream & uhd::_log::log::operator()(void){
- return log_rs().ss;
+ return _impl->ss;
}
diff --git a/host/lib/utils/msg.cpp b/host/lib/utils/msg.cpp
index 0fd62bfc1..de98ada64 100644
--- a/host/lib/utils/msg.cpp
+++ b/host/lib/utils/msg.cpp
@@ -65,8 +65,6 @@ static void msg_to_cerr(const std::string &title, const std::string &msg){
**********************************************************************/
struct msg_resource_type{
boost::mutex mutex;
- std::ostringstream ss;
- uhd::msg::type_t type;
uhd::msg::handler_t handler;
};
@@ -76,9 +74,8 @@ UHD_SINGLETON_FCN(msg_resource_type, msg_rs);
* Setup the message handlers
**********************************************************************/
void uhd::msg::register_handler(const handler_t &handler){
- msg_rs().mutex.lock();
+ boost::mutex::scoped_lock lock(msg_rs().mutex);
msg_rs().handler = handler;
- msg_rs().mutex.unlock();
}
static void default_msg_handler(uhd::msg::type_t type, const std::string &msg){
@@ -111,17 +108,21 @@ UHD_STATIC_BLOCK(msg_register_default_handler){
/***********************************************************************
* The message object implementation
**********************************************************************/
+struct uhd::msg::_msg::impl{
+ std::ostringstream ss;
+ type_t type;
+};
+
uhd::msg::_msg::_msg(const type_t type){
- msg_rs().mutex.lock();
- msg_rs().type = type;
+ _impl = UHD_PIMPL_MAKE(impl, ());
+ _impl->type = type;
}
uhd::msg::_msg::~_msg(void){
- msg_rs().handler(msg_rs().type, msg_rs().ss.str());
- msg_rs().ss.str(""); //clear for next call
- msg_rs().mutex.unlock();
+ boost::mutex::scoped_lock lock(msg_rs().mutex);
+ msg_rs().handler(_impl->type, _impl->ss.str());
}
std::ostream & uhd::msg::_msg::operator()(void){
- return msg_rs().ss;
+ return _impl->ss;
}
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