/********************************************************************** * Copyright (c) Digital Equipment Corporation 1984, 1985, 1986. * * All Rights Reserved. * * Reference "/usr/src/COPYRIGHT" for applicable restrictions. * **********************************************************************/ static char Sccsid[] = "@(#)makpipe.c 3.0 4/21/86"; #include "stdio.h" makpipe() { int f[2]; pipe(f); if (fork()==0) { close(f[1]); close(0); dup(f[0]); close(f[0]); execl ("/bin/sh", "sh", "-i", 0); execl ("/usr/bin/sh", "sh", "-i", 0); write(2,"Exec error\n",11); } close(f[0]); sleep(2); /* so shell won't eat up too much input */ return(f[1]); }