diff options
Diffstat (limited to 'usr.sbin/cron/cron/job.c')
-rw-r--r-- | usr.sbin/cron/cron/job.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/usr.sbin/cron/cron/job.c b/usr.sbin/cron/cron/job.c new file mode 100644 index 000000000000..adaa072fd48a --- /dev/null +++ b/usr.sbin/cron/cron/job.c @@ -0,0 +1,74 @@ +/* Copyright 1988,1990,1993,1994 by Paul Vixie + * All rights reserved + * + * Distribute freely, except: don't remove my name from the source or + * documentation (don't take credit for my work), mark your changes (don't + * get me blamed for your possible bugs), don't alter or remove this + * notice. May be sold if buildable source is provided to buyer. No + * warrantee of any kind, express or implied, is included with this + * software; use at your own risk, responsibility for damages (if any) to + * anyone resulting from the use of this software rests entirely with the + * user. + * + * Send bug reports, bug fixes, enhancements, requests, flames, etc., and + * I'll try to keep a version up to date. I can be reached as follows: + * Paul Vixie <paul@vix.com> uunet!decwrl!vixie!paul + */ + +#if !defined(lint) && !defined(LINT) +static char rcsid[] = "$Id: job.c,v 1.6 1994/01/15 20:43:43 vixie Exp $"; +#endif + + +#include "cron.h" + + +typedef struct _job { + struct _job *next; + entry *e; + user *u; +} job; + + +static job *jhead = NULL, *jtail = NULL; + + +void +job_add(e, u) + register entry *e; + register user *u; +{ + register job *j; + + /* if already on queue, keep going */ + for (j=jhead; j; j=j->next) + if (j->e == e && j->u == u) { return; } + + /* build a job queue element */ + j = (job*)malloc(sizeof(job)); + j->next = (job*) NULL; + j->e = e; + j->u = u; + + /* add it to the tail */ + if (!jhead) { jhead=j; } + else { jtail->next=j; } + jtail = j; +} + + +int +job_runqueue() +{ + register job *j, *jn; + register int run = 0; + + for (j=jhead; j; j=jn) { + do_command(j->e, j->u); + jn = j->next; + free(j); + run++; + } + jhead = jtail = NULL; + return run; +} |