Merge pull request #243

51e3579 Fixed bug in static linking boost on MINGW (Thomas Winget)
f78bb00 Hopefully fixes build on Windows for real this time (Thomas Winget)
2b0583b Hopefully fixes build on Windows (Thomas Winget)
9dab105 DNS checkpoint loading for testnet should now be correct (Thomas Winget)
52f9629 sending commands to forked daemon works on testnet now (Thomas Winget)
76289d0 Fix tests building -- function signatures changed (Thomas Winget)
db53e19 revert stop_daemon method to use correct exit (Thomas Winget)
96cbecf RPC calls for background daemon added in (Thomas Winget)
9193d6f Daemonize changes pulled in -- daemon builds (Thomas Winget)

1 files changed, 95 insertions, 0 deletions

diff --git a/src/common/scoped_message_writer.h b/src/common/scoped_message_writer.h
new file mode 100644
index 000000000..70db54eae
--- /dev/null
+++ b/src/common/scoped_message_writer.h
@@ -0,0 +1,95 @@
+#pragma once
+
+#include "misc_log_ex.h"
+#include <iostream>
+
+namespace tools
+{
+
+class scoped_message_writer
+{
+private:
+  bool m_flush;
+  std::stringstream m_oss;
+  epee::log_space::console_colors m_color;
+  bool m_bright;
+  int m_log_level;
+public:
+  scoped_message_writer(
+      epee::log_space::console_colors color = epee::log_space::console_color_default
+    , bool bright = false
+    , std::string&& prefix = std::string()
+    , int log_level = LOG_LEVEL_2
+    )
+    : m_flush(true)
+    , m_color(color)
+    , m_bright(bright)
+    , m_log_level(log_level)
+  {
+    m_oss << prefix;
+  }
+
+  scoped_message_writer(scoped_message_writer&& rhs)
+    : m_flush(std::move(rhs.m_flush))
+#if defined(_MSC_VER)
+    , m_oss(std::move(rhs.m_oss))
+#else
+      // GCC bug: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54316
+    , m_oss(rhs.m_oss.str(), std::ios_base::out | std::ios_base::ate)
+#endif
+    , m_color(std::move(rhs.m_color))
+    , m_log_level(std::move(rhs.m_log_level))
+  {
+    rhs.m_flush = false;
+  }
+
+  scoped_message_writer(scoped_message_writer& rhs) = delete;
+  scoped_message_writer& operator=(scoped_message_writer& rhs) = delete;
+  scoped_message_writer& operator=(scoped_message_writer&& rhs) = delete;
+
+  template<typename T>
+  std::ostream& operator<<(const T& val)
+  {
+    m_oss << val;
+    return m_oss;
+  }
+
+  ~scoped_message_writer()
+  {
+    if (m_flush)
+    {
+      m_flush = false;
+
+      LOG_PRINT(m_oss.str(), m_log_level)
+
+      if (epee::log_space::console_color_default == m_color)
+      {
+        std::cout << m_oss.str();
+      }
+      else
+      {
+        epee::log_space::set_console_color(m_color, m_bright);
+        std::cout << m_oss.str();
+        epee::log_space::reset_console_color();
+      }
+      std::cout << std::endl;
+    }
+  }
+};
+
+inline scoped_message_writer success_msg_writer()
+{
+  return scoped_message_writer(epee::log_space::console_color_green, false, std::string(), LOG_LEVEL_2);
+}
+
+inline scoped_message_writer msg_writer(epee::log_space::console_colors color = epee::log_space::console_color_default)
+{
+  return scoped_message_writer(color, false, std::string(), LOG_LEVEL_2);
+}
+
+inline scoped_message_writer fail_msg_writer()
+{
+  return scoped_message_writer(epee::log_space::console_color_red, true, "Error: ", LOG_LEVEL_0);
+}
+
+} // namespace tools