evf::FileDescriptorHandler Class Reference

#include <FileDescriptorHandler.h>

Public Member Functions
	FileDescriptorHandler ()

Detailed Description

Definition at line 5 of file FileDescriptorHandler.h.

Constructor & Destructor Documentation

evf::FileDescriptorHandler::FileDescriptorHandler

(

)

Definition at line 15 of file FileDescriptorHandler.cc.

References dir, linker::DIR, AlCaRecoCosmics_cfg::name, path(), and evf::utils::pid.

                                            {

  //find all socket file descriptors inherited from parent process and close them

  pid_t pid = ::getpid();
  std::ostringstream ost;
  ost << "/proc/" << pid << "/fd/";
  DIR *dir = opendir(ost.str().c_str());
  dirent *de; 
  struct stat buf;
  while((de = readdir(dir))!=0){
    char *name = de->d_name;    
    std::string path = ost.str()+name;
    stat(path.c_str(),&buf);
    if(S_ISSOCK(buf.st_mode)){
      int fd = atoi(name);
      close(fd);
    }
  }
  closedir(dir);
}