b237a168df
This function is internal to systemd code, so external users of libudev will not see those log messages. I think this is better. If we want to allow that, the function could be put in libudev and exported. v2: check that the string is more than one char before stripping quotes
57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
/***
|
|
This file is part of systemd.
|
|
|
|
Copyright 2017 Zbigniew Jędrzejewski-Szmek
|
|
|
|
systemd 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.
|
|
|
|
systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
|
|
***/
|
|
|
|
#include <string.h>
|
|
|
|
#include "fileio.h"
|
|
#include "log.h"
|
|
#include "string-util.h"
|
|
#include "udev-util.h"
|
|
|
|
int udev_parse_config(void) {
|
|
_cleanup_free_ char *val = NULL;
|
|
const char *log;
|
|
size_t n;
|
|
int r;
|
|
|
|
r = parse_env_file("/etc/udev/udev.conf", NEWLINE, "udev_log", &val, NULL);
|
|
if (r == -ENOENT || !val)
|
|
return 0;
|
|
if (r < 0)
|
|
return r;
|
|
|
|
/* unquote */
|
|
n = strlen(val);
|
|
if (n >= 2 &&
|
|
((val[0] == '"' && val[n-1] == '"') ||
|
|
(val[0] == '\'' && val[n-1] == '\''))) {
|
|
val[n - 1] = '\0';
|
|
log = val + 1;
|
|
} else
|
|
log = val;
|
|
|
|
/* we set the udev log level here explicitly, this is supposed
|
|
* to regulate the code in libudev/ and udev/. */
|
|
r = log_set_max_level_from_string_realm(LOG_REALM_UDEV, log);
|
|
if (r < 0)
|
|
log_debug_errno(r, "/etc/udev/udev.conf: failed to set udev log level '%s', ignoring: %m", log);
|
|
|
|
return 0;
|
|
}
|