Add ConsoleLog class and ILogBackend interface.

CMakeLists.txt

@@ -10,7 +10,9 @@ set(HEADERS
     src/Cpu.h
     src/interfaces/IClientListener.h
     src/interfaces/IJobResultListener.h
+    src/interfaces/ILogBackend.h
     src/interfaces/IWorker.h
+    src/log/ConsoleLog.h
     src/log/Log.h
     src/Mem.h
     src/net/Client.h
@@ -45,6 +47,7 @@ set(HEADERS_CRYPTO
 
 set(SOURCES
     src/App.cpp
+    src/log/ConsoleLog.cpp
     src/log/Log.cpp
     src/Mem.cpp
     src/net/Client.cpp

src/App.cpp

@@ -27,9 +27,10 @@
 
 
 #include "App.h"
-#include "log/Log.h"
 #include "Cpu.h"
 #include "crypto/CryptoNight.h"
+#include "log/ConsoleLog.h"
+#include "log/Log.h"
 #include "Mem.h"
 #include "net/Network.h"
 #include "Options.h"
@@ -51,7 +52,11 @@ App::App(int argc, char **argv) :
     Cpu::init();
     m_options = Options::parse(argc, argv);
 
-    Log::init(m_options->colors(), m_options->background());
+    Log::init();
+
+    if (!m_options->background()) {
+        Log::add(new ConsoleLog(m_options->colors()));
+    }
 
     m_network = new Network(m_options);
 

src/interfaces/ILogBackend.h

@@ -0,0 +1,41 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2016-2017 XMRig       <support@xmrig.com>
+ *
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ILOGBACKEND_H__
+#define __ILOGBACKEND_H__
+
+
+#include <stdarg.h>
+
+
+class ILogBackend
+{
+public:
+    virtual ~ILogBackend() {}
+
+    virtual void message(int level, const char* fmt, va_list args) = 0;
+    virtual void text(const char* fmt, va_list args)               = 0;
+};
+
+
+#endif // __ILOGBACKEND_H__

src/log/ConsoleLog.cpp

@@ -0,0 +1,112 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2016-2017 XMRig       <support@xmrig.com>
+ *
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+
+#ifdef WIN32
+#   include <winsock2.h>
+#   include <malloc.h>
+#   include "3rdparty/winansi.h"
+#endif
+
+#include "log/ConsoleLog.h"
+#include "log/Log.h"
+
+
+ConsoleLog::ConsoleLog(bool colors) :
+    m_colors(colors)
+{
+}
+
+
+void ConsoleLog::message(int level, const char* fmt, va_list args)
+{
+    time_t now = time(nullptr);
+    tm stime;
+
+#   ifdef _WIN32
+    localtime_s(&stime, &now);
+#   else
+    localtime_r(&now, &stime);
+#   endif
+
+    const char* color = nullptr;
+    if (m_colors) {
+        switch (level) {
+        case Log::ERR:
+            color = Log::kCL_RED;
+            break;
+
+        case Log::WARNING:
+            color = Log::kCL_YELLOW;
+            break;
+
+        case Log::NOTICE:
+            color = Log::kCL_WHITE;
+            break;
+
+        case Log::DEBUG:
+            color = Log::kCL_GRAY;
+            break;
+
+        default:
+            color = "";
+            break;
+        }
+    }
+
+    const size_t len = 64 + strlen(fmt) + 2;
+    char *buf = static_cast<char *>(alloca(len));
+
+    sprintf(buf, "[%d-%02d-%02d %02d:%02d:%02d]%s %s%s\n",
+            stime.tm_year + 1900,
+            stime.tm_mon + 1,
+            stime.tm_mday,
+            stime.tm_hour,
+            stime.tm_min,
+            stime.tm_sec,
+            m_colors ? color : "",
+            fmt,
+            m_colors ? Log::kCL_N : ""
+        );
+
+    vfprintf(stdout, buf, args);
+    fflush(stdout);
+}
+
+
+void ConsoleLog::text(const char* fmt, va_list args)
+{
+    const int len = 64 + strlen(fmt) + 2;
+    char *buf = static_cast<char *>(alloca(len));
+
+    sprintf(buf, "%s%s\n", fmt, m_colors ? Log::kCL_N : "");
+
+    vfprintf(stdout, buf, args);
+    fflush(stdout);
+}

src/log/ConsoleLog.h

@@ -0,0 +1,43 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2016-2017 XMRig       <support@xmrig.com>
+ *
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __CONSOLELOG_H__
+#define __CONSOLELOG_H__
+
+
+#include "interfaces/ILogBackend.h"
+
+
+class ConsoleLog : public ILogBackend
+{
+public:
+    ConsoleLog(bool colors);
+
+    void message(int level, const char* fmt, va_list args) override;
+    void text(const char* fmt, va_list args) override;
+
+private:
+    bool m_colors;
+};
+
+#endif /* __CONSOLELOG_H__ */

src/log/Log.cpp

@@ -34,109 +34,42 @@
 #   include "3rdparty/winansi.h"
 #endif
 
+#include "interfaces/ILogBackend.h"
 #include "log/Log.h"
 
 
 Log *Log::m_self = nullptr;
 
 
-void Log::init(bool colors, bool background)
-{
-    if (!m_self) {
-        m_self = new Log(colors, background);
-    }
-}
-
-
 void Log::message(Log::Level level, const char* fmt, ...)
 {
-    time_t now = time(nullptr);
-    tm stime;
+    va_list args;
+    va_start(args, fmt);
 
-#   ifdef _WIN32
-    localtime_s(&stime, &now);
-#   else
-    localtime_r(&now, &stime);
-#   endif
-
-    va_list ap;
-    va_start(ap, fmt);
-
-    const char* color = nullptr;
-    if (m_colors) {
-        switch (level) {
-        case ERR:
-            color = kCL_RED;
-            break;
-
-        case WARNING:
-            color = kCL_YELLOW;
-            break;
-
-        case NOTICE:
-            color = kCL_WHITE;
-            break;
-
-        case DEBUG:
-            color = kCL_GRAY;
-            break;
-
-        default:
-            color = "";
-            break;
-        }
+    for (ILogBackend *backend : m_backends) {
+        backend->message(level, fmt, args);
     }
 
-    const size_t len = 64 + strlen(fmt) + 2;
-    char *buf = static_cast<char *>(alloca(len));
-
-    sprintf(buf, "[%d-%02d-%02d %02d:%02d:%02d]%s %s%s\n",
-            stime.tm_year + 1900,
-            stime.tm_mon + 1,
-            stime.tm_mday,
-            stime.tm_hour,
-            stime.tm_min,
-            stime.tm_sec,
-            m_colors ? color : "",
-            fmt,
-            m_colors ? kCL_N : ""
-        );
-
-    uv_mutex_lock(&m_mutex);
-
-    vfprintf(stdout, buf, ap);
-    fflush(stdout);
-
-    uv_mutex_unlock(&m_mutex);
-
-    va_end(ap);
+    va_end(args);
 }
 
 
 void Log::text(const char* fmt, ...)
 {
-    va_list ap;
-    va_start(ap, fmt);
+    va_list args;
+    va_start(args, fmt);
 
-    const int len = 64 + strlen(fmt) + 2;
-    char *buf = static_cast<char *>(alloca(len));
+    for (ILogBackend *backend : m_backends) {
+        backend->text(fmt, args);
+    }
 
-    sprintf(buf, "%s%s\n", fmt, m_colors ? kCL_N : "");
-
-    uv_mutex_lock(&m_mutex);
-
-    vfprintf(stdout, buf, ap);
-    fflush(stdout);
-
-    uv_mutex_unlock(&m_mutex);
-
-    va_end(ap);
+    va_end(args);
 }
 
 
-Log::Log(bool colors, bool background) :
-    m_background(background),
-    m_colors(colors)
+Log::~Log()
 {
-    uv_mutex_init(&m_mutex);
+    for (auto backend : m_backends) {
+        delete backend;
+    }
 }

src/log/Log.h

@@ -26,6 +26,10 @@
 
 
 #include <uv.h>
+#include <vector>
+
+
+class ILogBackend;
 
 
 class Log
@@ -50,19 +54,19 @@ public:
     constexpr static const char* kCL_GRAY = "\x1B[90m";
 #   endif
 
-    static inline Log* i() { return m_self; }
-    static void init(bool colors, bool background);
+    static inline Log* i()                       { return m_self; }
+    static inline void add(ILogBackend *backend) { i()->m_backends.push_back(backend); }
+    static inline void init()                    { if (!m_self) { m_self = new Log();} }
 
     void message(Level level, const char* fmt, ...);
     void text(const char* fmt, ...);
 
 private:
-    Log(bool colors, bool background);
+    inline Log() {}
+    ~Log();
 
-    bool m_background;
-    bool m_colors;
     static Log *m_self;
-    uv_mutex_t m_mutex;
+    std::vector<ILogBackend*> m_backends;
 };