/***
This file is part of systemd.
- Copyright 2010 ProFUSION embedded systems
+ Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
c->type = type;
c->negate = negate;
- if (!(c->parameter = strdup(parameter))) {
- free(c);
- return NULL;
- }
+ if (parameter)
+ if (!(c->parameter = strdup(parameter))) {
+ free(c);
+ return NULL;
+ }
return c;
}
size_t l, pl;
bool found = false;
+ assert(parameter);
+
if ((r = read_one_line_file("/proc/cmdline", &line)) < 0) {
log_warning("Failed to read /proc/cmdline, ignoring: %s", strerror(-r));
return false;
return found;
}
+static bool test_virtualization(const char *parameter) {
+ int r, b;
+ const char *id;
+
+ assert(parameter);
+
+ if ((r = detect_virtualization(&id)) < 0) {
+ log_warning("Failed to detect virtualization, ignoring: %s", strerror(-r));
+ return false;
+ }
+
+ b = parse_boolean(parameter);
+
+ if (r > 0 && b > 0)
+ return true;
+
+ if (r == 0 && b == 0)
+ return true;
+
+ return streq(parameter, id);
+}
+
bool condition_test(Condition *c) {
assert(c);
case CONDITION_PATH_EXISTS:
return (access(c->parameter, F_OK) >= 0) == !c->negate;
+ case CONDITION_DIRECTORY_NOT_EMPTY: {
+ int k;
+
+ k = dir_is_empty(c->parameter);
+ return !(k == -ENOENT || k > 0) == !c->negate;
+ }
+
case CONDITION_KERNEL_COMMAND_LINE:
- return !!test_kernel_command_line(c->parameter) == !c->negate;
+ return test_kernel_command_line(c->parameter) == !c->negate;
+
+ case CONDITION_VIRTUALIZATION:
+ return test_virtualization(c->parameter) == !c->negate;
+
+ case CONDITION_NULL:
+ return !c->negate;
default:
assert_not_reached("Invalid condition type.");
static const char* const condition_type_table[_CONDITION_TYPE_MAX] = {
[CONDITION_KERNEL_COMMAND_LINE] = "ConditionKernelCommandLine",
- [CONDITION_PATH_EXISTS] = "ConditionPathExists"
+ [CONDITION_PATH_EXISTS] = "ConditionPathExists",
+ [CONDITION_NULL] = "ConditionNull"
};
DEFINE_STRING_TABLE_LOOKUP(condition_type, ConditionType);