-#define PROC_SYS_PREFIX "/proc/sys/"
-
-static char **arg_prefixes;
-static Hashmap *sysctl_options;
-
-static int apply_sysctl(const char *property, const char *value) {
- char *p, *n;
- int r = 0, k;
-
- log_debug("Setting '%s' to '%s'", property, value);
-
- p = new(char, sizeof(PROC_SYS_PREFIX) + strlen(property));
- if (!p)
- return log_oom();
-
- n = stpcpy(p, PROC_SYS_PREFIX);
- strcpy(n, property);
-
- for (; *n; n++)
- if (*n == '.')
- *n = '/';
-
- if (!strv_isempty(arg_prefixes)) {
- char **i;
- bool good = false;
-
- STRV_FOREACH(i, arg_prefixes)
- if (path_startswith(p, *i)) {
- good = true;
- break;
- }
-
- if (!good) {
- log_debug("Skipping %s", p);
- free(p);
- return 0;
- }
- }
-
- k = write_one_line_file(p, value);
- if (k < 0) {
-
- log_full(k == -ENOENT ? LOG_DEBUG : LOG_WARNING,
- "Failed to write '%s' to '%s': %s", value, p, strerror(-k));
-
- if (k != -ENOENT && r == 0)
- r = k;
- }
-
- free(p);