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Print files submitted at the same instant in deterministic order.

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PR:		18361
Submitted by:	Garance A Drosehn <gad@freefour.acs.rpi.edu>
This commit is contained in:
Garrett Wollman 2000-05-03 14:56:20 +00:00
parent 353fa3b66d
commit 2b578691e7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=59920
1 changed files with 20 additions and 5 deletions
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25
usr.sbin/lpr/common_source/common.c
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@ -175,11 +175,26 @@ static int
compar(p1, p2)
const void *p1, *p2;
{
if ((*(struct queue **)p1)->q_time < (*(struct queue **)p2)->q_time)
return(-1);
if ((*(struct queue **)p1)->q_time > (*(struct queue **)p2)->q_time)
return(1);
return(0);
const struct queue *qe1, *qe2;
qe1 = *(const struct queue **)p1;
qe2 = *(const struct queue **)p2;
if (qe1->q_time < qe2->q_time)
return (-1);
if (qe1->q_time > qe2->q_time)
return (1);
/*
* At this point, the two files have the same last-modification time.
* return a result based on filenames, so that 'cfA001some.host' will
* come before 'cfA002some.host'. Since the jobid ('001') will wrap
* around when it gets to '999', we also assume that '9xx' jobs are
* older than '0xx' jobs.
*/
if ((qe1->q_name[3] == '9') && (qe2->q_name[3] == '0'))
return (-1);
if ((qe1->q_name[3] == '0') && (qe2->q_name[3] == '9'))
return (1);
return (strcmp(qe1->q_name,qe2->q_name));
}
/* sleep n milliseconds */