lttng/utils.c

   1 /*
   2  * Copyright (c)  2011 David Goulet <david.goulet@polymtl.ca>
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; only version 2
   7  * of the License.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <stdlib.h>
  20
  21 #include <lttng/lttng.h>
  22
  23 #include "conf.h"
  24 #include "lttngerr.h"
  25
  26 /*
  27  *  get_session_name
  28  *
  29  *  Return allocated string with the session name found in the config
  30  *  directory.
  31  */
  32 char *get_session_name(void)
  33 {
  34         char *path, *session_name = NULL;
  35
  36         /* Get path to config file */
  37         path = config_get_default_path();
  38         if (path == NULL) {
  39                 goto error;
  40         }
  41
  42         /* Get session name from config */
  43         session_name = config_read_session_name(path);
  44         if (session_name == NULL) {
  45                 goto error;
  46         }
  47
  48 error:
  49         DBG("Session name found: %s", session_name);
  50         return session_name;
  51 }