1 files changed, 77 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..9579cd9d755d
--- /dev/null
+++ b/usr.sbin/cron/cron/job.c
@@ -0,0 +1,77 @@
+/* Copyright 1988,1990,1993,1994 by Paul Vixie
+ * All rights reserved
+ */
+
+/*
+ * Copyright (c) 1997 by Internet Software Consortium
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
+ * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
+ * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+
+
+#include "cron.h"
+
+
+typedef	struct _job {
+	struct _job	*next;
+	entry		*e;
+	user		*u;
+} job;
+
+
+static job	*jhead = NULL, *jtail = NULL;
+
+
+void
+job_add(entry *e, user *u)
+{
+	job *j;
+
+	/* if already on queue, keep going */
+	for (j = jhead; j != NULL; j = j->next)
+		if (j->e == e && j->u == u)
+			return;
+
+	/* build a job queue element */
+	if ((j = (job*)malloc(sizeof(job))) == NULL)
+		return;
+	j->next = (job*) NULL;
+	j->e = e;
+	j->u = u;
+
+	/* add it to the tail */
+	if (jhead == NULL)
+		jhead = j;
+	else
+		jtail->next = j;
+	jtail = j;
+}
+
+
+int
+job_runqueue(void)
+{
+	job	*j, *jn;
+	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);
+}