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#include <u.h>
#include <libc.h>
#include <thread.h>
#include <bio.h>
#include <ndb.h>
#include "dns.h"
Waitmsg*
runprocfd(char *file, char **v, int fd[3])
{
int pid, i;
threadwaitchan();
pid = threadspawn(fd, file, v);
for(i=0; i<3; i++)
close(fd[i]);
if(pid < 0)
return nil;
return procwait(pid);
}
Waitmsg*
runproc(char *file, char **v, int devnull)
{
int fd[3], i;
if(devnull){
fd[0] = open("/dev/null", ORDWR);
fd[1] = dup(1, fd[0]);
fd[2] = dup(2, fd[0]);
}else{
for(i=0; i<3; i++)
fd[i] = dup(i, -1);
}
return runprocfd(file, v, fd);
}
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