Forgot these - Federico

svn path=/trunk/; revision=1586

1 files changed, 98 insertions, 0 deletions

diff --git a/calendar/job.c b/calendar/job.c
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index 0000000000..deb62136f1
--- /dev/null
+++ b/calendar/job.c
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+/* GNOME personal calendar server - job manager
+ *
+ * Copyright (C) 2000 Helix Code, Inc.
+ *
+ * Author: Federico Mena-Quintero <federico@helixcode.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+#include "job.h"
+
+
+
+/* The job list */
+
+typedef struct {
+	JobFunc func;
+	gpointer data;
+} Job;
+
+static GSList *jobs_head;
+static GSList *jobs_tail;
+
+static guint jobs_idle_id;
+
+
+
+/* Runs a job and dequeues it */
+static gint
+run_job (gpointer data)
+{
+	Job *job;
+	GSList *l;
+
+	g_assert (jobs_head != NULL);
+
+	job = jobs_head->data;
+	(* job->func) (job->data);
+	g_free (job);
+
+	l = jobs_head;
+	jobs_head = g_slist_remove_link (jobs_head, jobs_head);
+	g_slist_free_1 (l);
+
+	if (!jobs_head) {
+		jobs_tail = NULL;
+		jobs_idle_id = 0;
+		return FALSE;
+	} else
+		return TRUE;
+}
+
+/**
+ * job_add:
+ * @func: Function to run the job.
+ * @data: Data to pass to @function.
+ * 
+ * Adds a job to the queue.  The job will automatically be run asynchronously.
+ **/
+void
+job_add (JobFunc func, gpointer data)
+{
+	Job *job;
+
+	g_return_if_fail (func != NULL);
+
+	job = g_new (Job, 1);
+	job->func = func;
+	job->data = data;
+
+	if (!jobs_head) {
+		g_assert (jobs_tail == NULL);
+		g_assert (jobs_idle_id == 0);
+
+		jobs_head = g_slist_append (NULL, job);
+		jobs_tail = jobs_head;
+
+		jobs_idle_id = gtk_idle_add (run_job, NULL);
+	} else {
+		g_assert (jobs_tail != NULL);
+		g_assert (jobs_idle_id != 0);
+
+		jobs_tail = g_slist_append (jobs_tail, job)->next;
+	}
+}