util: generalize code that checks whether PIDs are alive or unwaited for

[elogind.git] / src / shared / env-util.h

diff --git a/src/shared/env-util.h b/src/shared/env-util.h
index b2e520c102ee242dd509e86cece7721b9293e8a9..c0b1e382af6e76bf5cb0a9e8a95e5b7277279405 100644 (file)
--- a/src/shared/env-util.h
+++ b/src/shared/env-util.h
@@ -39,6 +39,7 @@ char **strv_env_delete(char **x, unsigned n_lists, ...); /* New copy */
 
 char **strv_env_set(char **x, const char *p); /* New copy ... */
 char **strv_env_unset(char **l, const char *p); /* In place ... */
+char **strv_env_unset_many(char **l, ...) _sentinel_;
 
-char *strv_env_get_n(char **l, const char *name, size_t k);
-char *strv_env_get(char **x, const char *n);
+char *strv_env_get_n(char **l, const char *name, size_t k) _pure_;
+char *strv_env_get(char **x, const char *n) _pure_;