Log subsystem rewritten, to handle both color and not color logs simultaneously and overall simplicity.

src/base/io/log/backends/FileLog.cpp

@@ -0,0 +1,66 @@
+/* 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 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/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 <uv.h>
+
+
+#include "base/io/log/backends/FileLog.h"
+
+
+xmrig::FileLog::FileLog(const char *fileName)
+{
+    uv_fs_t req;
+    m_file = uv_fs_open(uv_default_loop(), &req, fileName, O_CREAT | O_APPEND | O_WRONLY, 0644, nullptr);
+    uv_fs_req_cleanup(&req);
+}
+
+
+void xmrig::FileLog::print(int, const char *line, size_t, size_t size, bool colors)
+{
+    if (m_file < 0 || colors) {
+        return;
+    }
+
+#   ifdef _WIN32
+    uv_buf_t buf = uv_buf_init(strdup(line), static_cast<unsigned int>(size));
+#   else
+    uv_buf_t buf = uv_buf_init(strdup(line), size);
+#   endif
+
+    uv_fs_t *req = new uv_fs_t;
+    req->data = buf.base;
+
+    uv_fs_write(uv_default_loop(), req, m_file, &buf, 1, -1, FileLog::onWrite);
+}
+
+
+void xmrig::FileLog::onWrite(uv_fs_t *req)
+{
+    delete [] static_cast<char *>(req->data);
+
+    uv_fs_req_cleanup(req);
+    delete req;
+}