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#include "platform.hpp"
#include "../base/logging.hpp"
#include "../coding/file_reader.hpp"
#include <stdlib.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
/// @return directory where binary resides, including slash at the end
static bool GetBinaryFolder(string & outPath)
{
char path[4096] = {0};
if (0 < ::readlink("/proc/self/exe", path, ARRAY_SIZE(path)))
{
outPath = path;
outPath.erase(outPath.find_last_of('/') + 1);
return true;
}
return false;
}
Platform::Platform()
{
// init directories
string path;
CHECK(GetBinaryFolder(path), ("Can't retrieve path to executable"));
char const * homePath = ::getenv("HOME");
string const home(homePath ? homePath : "");
m_settingsDir = home + "/.config/MapsWithMe/";
if (!IsFileExistsByFullPath(m_settingsDir + SETTINGS_FILE_NAME))
{
mkdir((home + "/.config/").c_str(), 0755);
mkdir(m_settingsDir.c_str(), 0755);
}
m_writableDir = home + "/.local/share/MapsWithMe";
mkdir((home + "/.local/").c_str(), 0755);
mkdir((home + "/.local/share/").c_str(), 0755);
mkdir(m_writableDir.c_str(), 0755);
char const * resDir = ::getenv("MWM_RESOURCES_DIR");
if (resDir)
m_resourcesDir = resDir;
else
{
// developer builds with symlink
if (IsFileExistsByFullPath(path + "../../data/eula.html"))
{
m_resourcesDir = path + "../../data";
m_writableDir = m_resourcesDir;
}
// developer builds without symlink
else if (IsFileExistsByFullPath(path + "../../../omim/data/eula.html"))
{
m_resourcesDir = path + "../../../omim/data";
m_writableDir = m_resourcesDir;
}
// installed version - /opt/MapsWithMe and unpacked packages
else if (IsFileExistsByFullPath(path + "../share/eula.html"))
m_resourcesDir = path + "../share";
// installed version
else if (IsFileExistsByFullPath("/usr/share/MapsWithMe/eula.html"))
m_resourcesDir = "/usr/share/MapsWithMe";
// all-nearby installs
else if (IsFileExistsByFullPath(path + "/eula.html"))
m_resourcesDir = path;
}
m_resourcesDir += '/';
m_settingsDir += '/';
m_writableDir += '/';
char const * tmpDir = ::getenv("TMPDIR");
if (tmpDir)
m_tmpDir = tmpDir;
else
m_tmpDir = "/tmp";
m_tmpDir += '/';
LOG(LDEBUG, ("Resources directory:", m_resourcesDir));
LOG(LDEBUG, ("Writable directory:", m_writableDir));
LOG(LDEBUG, ("Tmp directory:", m_tmpDir));
LOG(LDEBUG, ("Settings directory:", m_settingsDir));
LOG(LDEBUG, ("Client ID:", UniqueClientId()));
}
int Platform::CpuCores() const
{
const long numCPU = sysconf(_SC_NPROCESSORS_ONLN);
if (numCPU >= 1)
return static_cast<int>(numCPU);
return 1;
}
string Platform::UniqueClientId() const
{
string machineFile = "/var/lib/dbus/machine-id";
if (IsFileExistsByFullPath("/etc/machine-id"))
machineFile = "/etc/machine-id";
string content;
FileReader(machineFile).ReadAsString(content);
return content.substr(0, 32);
}
void Platform::RunOnGuiThread(TFunctor const & fn)
{
/// @todo
fn();
}
void Platform::RunAsync(TFunctor const & fn, Priority p)
{
/// @todo
fn();
}
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