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authorJustus Winter <4winter@informatik.uni-hamburg.de>2013-07-30 11:59:21 +0200
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2013-09-15 23:20:04 +0200
commit054d366c931956e784a4f9da08efa1395f3e5680 (patch)
tree02c0b12c05ff31dbdcdfe6a59de7942f8dc19726 /libtrivfs/trivfs.h
parent3a5bcbcc94f01b1ef1ed0571b31434ed57162224 (diff)
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libtrivfs: add fsys_get_source
* libtrivfs/Makefile: Add fsys-get-source.c and get-source.c * libtrivfs/trivfs.h: Add trivfs_get_source. * libtrivfs/fsys-get-source.c: New file. * libtrivfs/get-source.c: Likewise.
Diffstat (limited to 'libtrivfs/trivfs.h')
-rw-r--r--libtrivfs/trivfs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/libtrivfs/trivfs.h b/libtrivfs/trivfs.h
index 33b04363..cf817b50 100644
--- a/libtrivfs/trivfs.h
+++ b/libtrivfs/trivfs.h
@@ -1,5 +1,5 @@
/*
- Copyright (C) 1994,95,96,97,99,2002 Free Software Foundation, Inc.
+ Copyright (C) 1994,95,96,97,99,2002,13 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
@@ -233,6 +233,12 @@ error_t trivfs_set_options (struct trivfs_control *fsys,
routine simply calls diskfs_append_std_options. */
error_t trivfs_append_args (struct trivfs_control *fsys,
char **argz, size_t *argz_len);
+
+/* The user may define this function. The function must set source to
+ the source device of the filesystem. The function may return an
+ EOPNOTSUPP to indicate that the concept of a source device is not
+ applicable. The default function always returns EOPNOTSUPP. */
+error_t trivfs_get_source (char *source);
/* Add the port class *CLASS to the list of control port classes recognized
by trivfs; if *CLASS is 0, an attempt is made to allocate a new port