Files
Platform/src/common/Utils.h

131 lines
4.4 KiB
C++

#ifndef UTILS_H
#define UTILS_H
#include <unistd.h>
#include <sstream>
#include <string>
#include <vector>
#include <algorithm>
#include <torch/torch.h>
namespace platform {
template <typename T>
std::vector<T> tensorToVector(const torch::Tensor& tensor)
{
torch::Tensor contig_tensor = tensor.contiguous();
auto num_elements = contig_tensor.numel();
const T* tensor_data = contig_tensor.data_ptr<T>();
std::vector<T> result(tensor_data, tensor_data + num_elements);
return result;
}
static std::string trim(const std::string& str)
{
std::string result = str;
result.erase(result.begin(), std::find_if(result.begin(), result.end(), [](int ch) {
return !std::isspace(ch);
}));
result.erase(std::find_if(result.rbegin(), result.rend(), [](int ch) {
return !std::isspace(ch);
}).base(), result.end());
return result;
}
static std::vector<std::string> split(const std::string& text, char delimiter)
{
std::vector<std::string> result;
std::stringstream ss(text);
std::string token;
while (std::getline(ss, token, delimiter)) {
result.push_back(trim(token));
}
return result;
}
inline double compute_std(std::vector<double> values, double mean)
{
// Compute standard devation of the values
double sum = 0.0;
for (const auto& value : values) {
sum += std::pow(value - mean, 2);
}
double variance = sum / values.size();
return std::sqrt(variance);
}
inline std::string get_date()
{
time_t rawtime;
tm* timeinfo;
time(&rawtime);
timeinfo = std::localtime(&rawtime);
std::ostringstream oss;
oss << std::put_time(timeinfo, "%Y-%m-%d");
return oss.str();
}
inline std::string get_time()
{
time_t rawtime;
tm* timeinfo;
time(&rawtime);
timeinfo = std::localtime(&rawtime);
std::ostringstream oss;
oss << std::put_time(timeinfo, "%H:%M:%S");
return oss.str();
}
static void openFile(const std::string& fileName)
{
// #ifdef __APPLE__
// // macOS uses the "open" command
// std::string command = "open";
// #elif defined(__linux__)
// // Linux typically uses "xdg-open"
// std::string command = "xdg-open";
// #else
// // For other OSes, do nothing or handle differently
// std::cerr << "Unsupported platform." << std::endl;
// return;
// #endif
// execlp(command.c_str(), command.c_str(), fileName.c_str(), NULL);
#ifdef __APPLE__
const char* tool = "/usr/bin/open";
#elif defined(__linux__)
const char* tool = "/usr/bin/xdg-open";
#else
std::cerr << "Unsupported platform." << std::endl;
return;
#endif
// We'll build an argv array for execve:
std::vector<char*> argv;
argv.push_back(const_cast<char*>(tool)); // argv[0]
argv.push_back(const_cast<char*>(fileName.c_str())); // argv[1]
argv.push_back(nullptr);
// Make a new environment array, skipping BASH_FUNC_ variables
std::vector<std::string> filteredEnv;
for (char** env = environ; *env != nullptr; ++env) {
// *env is a string like "NAME=VALUE"
// We want to skip those starting with "BASH_FUNC_"
if (strncmp(*env, "BASH_FUNC_", 10) == 0) {
// skip it
continue;
}
filteredEnv.push_back(*env);
}
// Convert filteredEnv into a char* array
std::vector<char*> envp;
for (auto& var : filteredEnv) {
envp.push_back(const_cast<char*>(var.c_str()));
}
envp.push_back(nullptr);
// Now call execve with the cleaned environment
// NOTE: You may need a full path to the tool if it's not in PATH, or use which() logic
// For now, let's assume "open" or "xdg-open" is found in the default PATH:
execve(tool, argv.data(), envp.data());
// If we reach here, execve failed
perror("execve failed");
// This would terminate your current process if it's not in a child
// Usually you'd do something like:
_exit(EXIT_FAILURE);
}
}
#endif