src/sysexec.hpp

   1 #ifndef _SYSEXEC_HPP
   2 #define _SYSEXEC_HPP
   3 #ifndef NOEXEC
   4
   5 int execScript(std::string const& script, std::string const& ifname)
   6 {
   7   pid_t pid;
   8   pid = fork();
   9   if(!pid) {
  10     int fd;
  11     for (fd=getdtablesize();fd>=0;--fd) // close all file descriptors
  12       close(fd);
  13
  14     fd = open("/dev/null",O_RDWR);        // stdin
  15     if(fd == -1)
  16       cLog.msg(Log::PRIO_WARNING) << "can't open stdin";
  17     else {
  18       if(dup(fd) == -1)   // stdout
  19         cLog.msg(Log::PRIO_WARNING) << "can't open stdout";
  20       if(dup(fd) == -1)   // stderr
  21         cLog.msg(Log::PRIO_WARNING) << "can't open stderr";
  22     }
  23     return execl("/bin/sh", "/bin/sh", script.c_str(), ifname.c_str(), NULL);
  24   }
  25   int status = 0;
  26   waitpid(pid, &status, 0);
  27   return status;
  28 }
  29
  30
  31 #endif
  32 #endif
  33