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-rw-r--r--src/shared/unit-name.c4
-rw-r--r--src/shared/unit-name.h4
-rw-r--r--src/systemctl/systemctl.c22
3 files changed, 27 insertions, 3 deletions
diff --git a/src/shared/unit-name.c b/src/shared/unit-name.c
index 50031e608e..88ca0b8f2c 100644
--- a/src/shared/unit-name.c
+++ b/src/shared/unit-name.c
@@ -33,7 +33,7 @@
"ABCDEFGHIJKLMNOPQRSTUVWXYZ" \
":-_.\\"
-static const char* const unit_type_table[_UNIT_TYPE_MAX] = {
+const char* const unit_type_table[_UNIT_TYPE_MAX] = {
[UNIT_SERVICE] = "service",
[UNIT_SOCKET] = "socket",
[UNIT_TARGET] = "target",
@@ -48,7 +48,7 @@ static const char* const unit_type_table[_UNIT_TYPE_MAX] = {
DEFINE_STRING_TABLE_LOOKUP(unit_type, UnitType);
-static const char* const unit_load_state_table[_UNIT_LOAD_STATE_MAX] = {
+const char* const unit_load_state_table[_UNIT_LOAD_STATE_MAX] = {
[UNIT_STUB] = "stub",
[UNIT_LOADED] = "loaded",
[UNIT_ERROR] = "error",
diff --git a/src/shared/unit-name.h b/src/shared/unit-name.h
index 7be346590e..d7528a3ac7 100644
--- a/src/shared/unit-name.h
+++ b/src/shared/unit-name.h
@@ -44,7 +44,7 @@ enum UnitType {
};
enum UnitLoadState {
- UNIT_STUB,
+ UNIT_STUB = 0,
UNIT_LOADED,
UNIT_ERROR,
UNIT_MERGED,
@@ -53,9 +53,11 @@ enum UnitLoadState {
_UNIT_LOAD_STATE_INVALID = -1
};
+extern const char* const unit_type_table[];
const char *unit_type_to_string(UnitType i);
UnitType unit_type_from_string(const char *s);
+extern const char* const unit_load_state_table[];
const char *unit_load_state_to_string(UnitLoadState i);
UnitLoadState unit_load_state_from_string(const char *s);
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 39f4e6c509..f6eed1cc7f 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -4058,6 +4058,22 @@ static int runlevel_help(void) {
return 0;
}
+static int help_types(void) {
+ int i;
+
+ puts("Available unit types:");
+ for(i = UNIT_SERVICE; i < _UNIT_TYPE_MAX; i++)
+ if (unit_type_table[i])
+ puts(unit_type_table[i]);
+
+ puts("\nAvailable unit load states: ");
+ for(i = UNIT_STUB; i < _UNIT_LOAD_STATE_MAX; i++)
+ if (unit_type_table[i])
+ puts(unit_load_state_table[i]);
+
+ return 0;
+}
+
static int systemctl_parse_argv(int argc, char *argv[]) {
enum {
@@ -4137,6 +4153,11 @@ static int systemctl_parse_argv(int argc, char *argv[]) {
return 0;
case 't':
+ if (streq(optarg, "help")) {
+ help_types();
+ return 0;
+ }
+
if (unit_type_from_string(optarg) >= 0) {
arg_type = optarg;
break;
@@ -4147,6 +4168,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) {
}
log_error("Unkown unit type or load state '%s'.",
optarg);
+ log_info("Use -t help to see a list of allowed values.");
return -EINVAL;
case 'p': {
char **l;