source/io/base.cpp

   1 #include "base.h"
   2 #include "poll.h"
   3
   4 using namespace std;
   5
   6 namespace Msp {
   7 namespace IO {
   8
   9 Base::Base():
  10         mode(M_READ),
  11         eof_flag(false)
  12 { }
  13
  14 Base::~Base()
  15 {
  16         signal_deleted.emit();
  17 }
  18
  19 bool Base::getline(string &line)
  20 {
  21         line.clear();
  22
  23         if(eof_flag)
  24                 return false;
  25
  26         while(1)
  27         {
  28                 int c = get();
  29                 if(c==-1 || c=='\n')
  30                         break;
  31                 line += c;
  32         }
  33
  34         return !eof_flag || !line.empty();
  35 }
  36
  37 int Base::get()
  38 {
  39         char c;
  40         if(do_read(&c, 1)==0)
  41                 return -1;
  42         return static_cast<unsigned char>(c);
  43 }
  44
  45 } // namespace IO
  46 } // namespace Msp