string-util: rename strdash_if_empty() to empty_to_dash()

diff --git a/src/basic/string-util.h b/src/basic/string-util.h
index 4270d3091745702b5162f49f6d288fbf8cfd8052..56a64d7f5a5217f40c2daecc5639995e399154cf 100644 (file)
--- a/src/basic/string-util.h
+++ b/src/basic/string-util.h
@@ -59,7 +59,7 @@ static inline const char *empty_to_null(const char *p) {
 }
 
 #if 0 /// UNNEEDED by elogind
-static inline const char *strdash_if_empty(const char *str) {
+static inline const char *empty_to_dash(const char *str) {
         return isempty(str) ? "-" : str;
 }
 #endif // 0