util: unify usage of on_tty() in util.c

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

diff --git a/src/shared/util.h b/src/shared/util.h
index 662c3d1f398e4941b8ba9267e0b6bbbe043454ea..e19f76c1ea5b79eee1fd00dffd6effbfef72299d 100644 (file)
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -385,6 +385,7 @@ int status_welcome(void);
 int fd_columns(int fd);
 unsigned columns(void);
 void columns_cache_reset(int _unused_ signum);
+bool on_tty(void);
 
 int fd_lines(int fd);
 unsigned lines(void);