unit: Move UnitLoadState definitions from core/unit.c to shared/unit-name.c

This makes it possible to use them from systemctl without linking
against the core.

2 files changed, 24 insertions, 0 deletions

diff --git a/src/shared/unit-name.c b/src/shared/unit-name.c
index cbe0b05377..3e437b77a1 100644
--- a/src/shared/unit-name.c
+++ b/src/shared/unit-name.c
@@ -48,6 +48,16 @@ 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] = {
+        [UNIT_STUB] = "stub",
+        [UNIT_LOADED] = "loaded",
+        [UNIT_ERROR] = "error",
+        [UNIT_MERGED] = "merged",
+        [UNIT_MASKED] = "masked"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(unit_load_state, UnitLoadState);
+
 bool unit_name_is_valid(const char *n, bool template_ok) {
         const char *e, *i, *at;
 
diff --git a/src/shared/unit-name.h b/src/shared/unit-name.h
index cd30d65e3a..c6c09dd31f 100644
--- a/src/shared/unit-name.h
+++ b/src/shared/unit-name.h
@@ -27,6 +27,7 @@
 #define UNIT_NAME_MAX 256
 
 typedef enum UnitType UnitType;
+typedef enum UnitLoadState UnitLoadState;
 
 enum UnitType {
         UNIT_SERVICE = 0,
@@ -43,9 +44,22 @@ enum UnitType {
         _UNIT_TYPE_INVALID = -1
 };
 
+enum UnitLoadState {
+        UNIT_STUB,
+        UNIT_LOADED,
+        UNIT_ERROR,
+        UNIT_MERGED,
+        UNIT_MASKED,
+        _UNIT_LOAD_STATE_MAX,
+        _UNIT_LOAD_STATE_INVALID = -1
+};
+
 const char *unit_type_to_string(UnitType i);
 UnitType unit_type_from_string(const char *s);
 
+const char *unit_load_state_to_string(UnitLoadState i);
+UnitLoadState unit_load_state_from_string(const char *s);
+
 int unit_name_to_instance(const char *n, char **instance);
 char* unit_name_to_prefix(const char *n);
 char* unit_name_to_prefix_and_instance(const char *n);