[PATCH] expose sysfs functions for sharing it

This patch exposes the wait_for_sysfs functions to all possible users,
so we need to maintain only one list of exceptions. The last list is
hereby removed from udev.c.

1 files changed, 36 insertions, 0 deletions

diff --git a/udev_sysfs.h b/udev_sysfs.h
new file mode 100644
index 0000000000..922db1be79
--- /dev/null
+++ b/udev_sysfs.h
@@ -0,0 +1,36 @@
+/*
+ * udev_sysfs.h
+ *
+ * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
+ * Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.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 version 2 of the License.
+ * 
+ *	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.,
+ *	675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef _UDEV_SYSFS_H_
+#define _UDEV_SYSFS_H_
+
+#include "libsysfs/sysfs/libsysfs.h"
+
+#define WAIT_MAX_SECONDS		5
+#define WAIT_LOOP_PER_SECOND		20
+
+extern int subsystem_expect_no_dev(const char *subsystem);
+extern int wait_for_bus_device(struct sysfs_device *devices_dev, const char **error);
+extern int wait_for_class_device(struct sysfs_class_device *class_dev, const char **error);
+extern struct sysfs_class_device *open_class_device_wait(const char *path);
+extern struct sysfs_device *open_devices_device_wait(const char *path);
+
+#endif /* _UDEV_SYSFS_H_ */