From db109e51a06bfad840f725f2aa76e8bceba20239 Mon Sep 17 00:00:00 2001
From: Vladimir Byko-Ianko <v.bykoianko@corp.mail.ru>
Date: Thu, 5 Mar 2015 10:21:33 +0300
Subject: (1) Writing log to a file on Android and iOS was implemented; (2)
 Memory tracking was implemented;

---
 platform/file_logging.cpp | 59 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 platform/file_logging.cpp

(limited to 'platform/file_logging.cpp')

diff --git a/platform/file_logging.cpp b/platform/file_logging.cpp
new file mode 100644
index 0000000000..edaef6a4af
--- /dev/null
+++ b/platform/file_logging.cpp
@@ -0,0 +1,59 @@
+#include "file_logging.hpp"
+
+#include "../base/mutex.hpp"
+
+#include "../std/chrono.hpp"
+
+#include "../coding/file_writer.hpp"
+
+#include "../platform/platform.hpp"
+
+
+void LogMessageFile(my::LogLevel level, my::SrcPoint const & srcPoint, string const & msg)
+{
+  static threads::Mutex mutex;
+
+  threads::MutexGuard guard(mutex);
+  UNUSED_VALUE(guard);
+
+  static unique_ptr<FileWriter> file;
+
+  if (file == nullptr)
+  {
+    if (GetPlatform().WritableDir().empty())
+      return;
+    auto const curTime = system_clock::now();
+    time_t const curCTime = system_clock::to_time_t(curTime);
+    tm * curTimeTM = localtime(&curCTime);
+    assert(curTimeTM != nullptr);
+    stringstream fileName;
+    fileName << "logging_" << curTimeTM->tm_year + 1900 << "_" << curTimeTM->tm_mon + 1 << "_" << curTimeTM->tm_mday << "_"
+      << curTimeTM->tm_hour << "_" << curTimeTM->tm_min << "_" << curTimeTM->tm_sec << ".txt";
+    file.reset(new FileWriter(GetPlatform().WritablePathForFile(fileName.str())));
+  }
+
+  string srcString = DebugPrint(srcPoint) + " " + msg + "\n";
+
+  file->Write(srcString.c_str(), srcString.size());
+  file->Flush();
+}
+
+void LogMemoryInfo()
+{
+#ifdef DEBUG
+  static unsigned long counter = 0;
+  const unsigned short writeLogEveryNthLocationUpdate = 3;
+  if (counter % writeLogEveryNthLocationUpdate == 0)
+  {
+    auto const curTime = system_clock::now();
+    time_t const curCTime = system_clock::to_time_t(curTime);
+    tm * curTimeTM = localtime(&curCTime);
+    ASSERT(curTimeTM != nullptr, ());
+    stringstream fileName;
+    fileName << " " << curTimeTM->tm_year + 1900 << "." << curTimeTM->tm_mon + 1 << "." << curTimeTM->tm_mday << " "
+      << curTimeTM->tm_hour << ":" << curTimeTM->tm_min << ":" << curTimeTM->tm_sec << " ";
+    LOG(LDEBUG, (fileName.str(), GetPlatform().GetMemoryInfo()));
+  }
+  ++counter;
+#endif
+}
-- 
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