* Copyright (c) 1988 The Regents of the University of California.
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid
[] = "@(#)system.c 5.5 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */
int omask
, (*i
)(), (*q
)();
omask
= sigblock(sigmask(SIGCHLD
));
execl("/bin/sh", "sh", "-c", command
, (char *)NULL
);
i
= signal(SIGINT
, SIG_IGN
);
q
= signal(SIGQUIT
, SIG_IGN
);
pid
= waitpid(pid
, &pstat
, 0);
(void)signal(SIGQUIT
, q
);
return(pid
== -1 ? -1 : pstat
.w_status
);