time-util: make usleep_safe() support USEC_INFINITY

diff --git a/src/basic/time-util.c b/src/basic/time-util.c
index 999150528293673b650db2ffee103476f8221d4c..5dd00af952d2939819c48ba9c44c9bfe2ad29965 100644 (file)
--- a/src/basic/time-util.c
+++ b/src/basic/time-util.c
@@ -1804,6 +1804,9 @@ int usleep_safe(usec_t usec) {
         if (usec == 0)
                 return 0;
 
+        if (usec == USEC_INFINITY)
+                return RET_NERRNO(pause());
+
         struct timespec t;
         timespec_store(&t, usec);