blob: f522c518048b6a2ad50c15821db8deb3bfdffb8f [file] [log] [blame] [edit]
/*
*
* Connection Manager
*
* Copyright (C) 2012 Intel Corporation. All rights reserved.
*
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include <limits.h>
#include "src/shared/debugfs.h"
#define STRINGIFY(x) STRINGIFY_ARG(x)
#define STRINGIFY_ARG(x) #x
const char *debugfs_get_path(void)
{
static char path[PATH_MAX + 1];
static bool found = false;
char type[100];
FILE *fp;
if (found)
return path;
fp = fopen("/proc/mounts", "r");
if (!fp)
return NULL;
while (fscanf(fp, "%*s %" STRINGIFY(PATH_MAX) "s %99s %*s %*d %*d\n",
path, type) == 2) {
if (!strcmp(type, "debugfs")) {
found = true;
break;
}
}
fclose(fp);
if (!found)
return NULL;
return path;
}