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-rw-r--r--src/core/kill.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/core/kill.h b/src/core/kill.h
index 3c9b0ab8db..71a0513e84 100644
--- a/src/core/kill.h
+++ b/src/core/kill.h
@@ -26,6 +26,8 @@ typedef struct KillContext KillContext;
#include <stdbool.h>
#include <stdio.h>
+#include "macro.h"
+
typedef enum KillMode {
/* The kill mode is a property of a unit. */
KILL_CONTROL_GROUP = 0,
@@ -53,8 +55,8 @@ typedef enum KillWho {
void kill_context_init(KillContext *c);
void kill_context_dump(KillContext *c, FILE *f, const char *prefix);
-const char *kill_mode_to_string(KillMode k);
-KillMode kill_mode_from_string(const char *s);
+const char *kill_mode_to_string(KillMode k) _const_;
+KillMode kill_mode_from_string(const char *s) _pure_;
-const char *kill_who_to_string(KillWho k);
-KillWho kill_who_from_string(const char *s);
+const char *kill_who_to_string(KillWho k) _const_;
+KillWho kill_who_from_string(const char *s) _pure_;