X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=libust%2Fchannels.h;h=c91874b5c5cc23284ef4a698cc19d45dd8d49113;hb=d98a01c6665b54395c8cf02d0e66646e26db4db3;hp=d96e25b279b5e41f8b132e1e3b307f6e4fdda381;hpb=79d4d5458786d6d946e9c44580e3a2cc8000736e;p=ust.git

diff --git a/libust/channels.h b/libust/channels.h
index d96e25b..c91874b 100644
--- a/libust/channels.h
+++ b/libust/channels.h
@@ -5,6 +5,20 @@
  * Copyright (C) 2008 Mathieu Desnoyers (mathieu.desnoyers@polymtl.ca)
  *
  * Dynamic tracer channel allocation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
 #include <linux/limits.h>
@@ -66,18 +80,18 @@ struct ltt_channel_setting {
 	char name[PATH_MAX];
 };
 
-int ltt_channels_register(const char *name);
-int ltt_channels_unregister(const char *name);
-int ltt_channels_set_default(const char *name,
+extern int ltt_channels_register(const char *name);
+extern int ltt_channels_unregister(const char *name);
+extern int ltt_channels_set_default(const char *name,
 			     unsigned int subbuf_size,
 			     unsigned int subbuf_cnt);
-const char *ltt_channels_get_name_from_index(unsigned int index);
-int ltt_channels_get_index_from_name(const char *name);
-struct ltt_channel_struct *ltt_channels_trace_alloc(unsigned int *nr_channels,
+extern const char *ltt_channels_get_name_from_index(unsigned int index);
+extern int ltt_channels_get_index_from_name(const char *name);
+extern struct ltt_channel_struct *ltt_channels_trace_alloc(unsigned int *nr_channels,
 						    int overwrite,
 						    int active);
-void ltt_channels_trace_free(struct ltt_channel_struct *channels);
-int _ltt_channels_get_event_id(const char *channel, const char *name);
-int ltt_channels_get_event_id(const char *channel, const char *name);
+extern void ltt_channels_trace_free(struct ltt_channel_struct *channels);
+extern int _ltt_channels_get_event_id(const char *channel, const char *name);
+extern int ltt_channels_get_event_id(const char *channel, const char *name);
 
 #endif /* _LTT_CHANNELS_H */