[unix-history] / usr / src / usr.bin / f77 / libU77 / wait_.c

/*
char id_wait[] = "@(#)wait_.c	1.1";
 *
 * wait for a child to die
 *
 * calling sequence:
 *	integer wait, status, chilid
 *	chilid = wait(status)
 * where:
 *	chilid will be	- >0 if child process id
 *			- <0 if (negative of) system error code
 *	status will contain the exit status of the child
 *		(see wait(2))
 */

extern int errno;

long wait_(status)
long *status;
{
	int stat;
	int chid = wait(&stat);
	if (chid < 0)
		return((long)(-errno));
	*status = (long)stat;
	return((long)chid);
}
Commit	Line	Data
5a20a8e6 DW	1	/*
	2	char id_wait[] = "@(#)wait_.c 1.1";
	3	*
	4	* wait for a child to die
	5	*
	6	* calling sequence:
	7	* integer wait, status, chilid
	8	* chilid = wait(status)
	9	* where:
	10	* chilid will be - >0 if child process id
	11	* - <0 if (negative of) system error code
	12	* status will contain the exit status of the child
	13	* (see wait(2))
	14	*/
	15
	16	extern int errno;
	17
	18	long wait_(status)
	19	long *status;
	20	{
	21	int stat;
	22	int chid = wait(&stat);
	23	if (chid < 0)
	24	return((long)(-errno));
	25	*status = (long)stat;
	26	return((long)chid);
	27	}