shell/source/unix/sysshell/recently_used_file.hxx

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  19
  20 #ifndef INCLUDED_SHELL_SOURCE_UNIX_SYSSHELL_RECENTLY_USED_FILE_HXX
  21 #define INCLUDED_SHELL_SOURCE_UNIX_SYSSHELL_RECENTLY_USED_FILE_HXX
  22
  23 #include <stdio.h>
  24 #include <unistd.h>
  25
  26 // simple wrapper around the recently_used_file
  27
  28 class recently_used_file
  29 {
  30 public:
  31
  32     recently_used_file();
  33
  34
  35     ~recently_used_file();
  36
  37
  38     // set file pointer to the start of file
  39     void reset() const;
  40
  41
  42     void truncate(off_t length = 0);
  43
  44
  45     size_t read(
  46         char* buffer,
  47         size_t size) const;
  48
  49
  50     void write(const char* buffer, size_t size) const;
  51
  52
  53     bool eof() const;
  54
  55 private:
  56     FILE* file_;
  57 };
  58
  59 #endif // INCLUDED_SHELL_SOURCE_UNIX_SYSSHELL_RECENTLY_USED_FILE_HXX
  60
  61 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */