little_tools/arch_tool/stat.cc

// =====================================================================================
//
//       Filename:  stat.cc
//
//    Description:  read one result
//
//        Version:  1.0
//        Created:  2018年 03月 16日 星期五 22:02:12 CST
//       Revision:  none
//       Compiler:  g++
//
//         Author:  Jinkun Lin, jkunlin@gmail.com
//   Organization:  School of EECS, Peking University
//
// =====================================================================================
#include <cstdio>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
using namespace std;

string basename(string name) {
  size_t begin = name.find_last_of('/');
  return name.substr(begin + 1, name.size() - begin);
}

int main(int argc, char const *argv[]) {
  if (argc != 2) {
    return 1;
  }
  string filename = argv[1];
  ifstream infile(filename);
  if (!infile) {
    std::cout << "file" << std::endl;
    return 1;
  }

  size_t b = filename.find_last_of('_') + 5;
  size_t e = filename.find_last_of('.');
  string seed = filename.substr(b, e - b);

  double cutoff = 100;

  string line, tmp;
  int size = 0, old_size = 0;
  double time = 0, old_time = 0;
  char exact = 'h', old_exact = 'h';

  /*
  // fastwclq
  while (getline(infile, line)) {
    istringstream is(line);
    for (int i = 0; i < 2; ++i) {
      is >> tmp;
    }
    is >> size >> time >> tmp >> exact;

    if (!is) {
      size = old_size;
      time = old_time;
      exact = old_exact;
      break;
    }

    if (time > cutoff) {
      size = old_size;
      time = old_time;
      exact = old_exact;
      break;
    } else {
      old_size = size;
      old_time = time;
      old_exact = exact;
    }
  }
  */
  // lscc
  while (getline(infile, line)) {
    istringstream is(line);
    for (int i = 0; i < 4; ++i) {
      is >> tmp;
    }
    char ch;
    is >> time >> ch >> size;

    if (!is) {
      size = old_size;
      time = old_time;
      exact = old_exact;
      break;
    }

    if (time > cutoff) {
      size = old_size;
      time = old_time;
      exact = old_exact;
      break;
    } else {
      old_size = size;
      old_time = time;
      old_exact = exact;
    }
  }
  // fanyi
  // getline(infile, line); // read time
  // while (getline(infile, line)) {
  //   istringstream is(line);
  //   for (int i = 0; i < 1; ++i) {
  //     is >> tmp;
  //   }
  //   is >> size >> time;
  //
  //   if (!is) {
  //     size = old_size;
  //     time = old_time;
  //     exact = old_exact;
  //     break;
  //   }
  //
  //   if (time > cutoff) {
  //     size = old_size;
  //     time = old_time;
  //     exact = old_exact;
  //     break;
  //   } else {
  //     old_size = size;
  //     old_time = time;
  //     old_exact = exact;
  //   }
  // }

  std::cout << seed << '\t' << size << '\t' << time << '\t' << exact
            << std::endl;

  if (size == 0) {
    cerr << "size = 0\t" << basename(filename) << endl;
  }

  return 0;
}