From 1f74d59ba485b13ae1b3b3f92cf8a7791cc80f96 Mon Sep 17 00:00:00 2001
From: Jakob Kaivo <jkk@ung.org>
Date: Fri, 20 Sep 2019 17:02:29 -0400
Subject: format one entry per line if stdout is not a tty

---
 ls.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ls.c b/ls.c
index feeccb7..d15288f 100644
--- a/ls.c
+++ b/ls.c
@@ -17,6 +17,7 @@
  *
  */
 
+#define _XOPEN_SOURCE 700
 #include <stdio.h>
 #include <sys/stat.h>
 #include <unistd.h>
@@ -541,6 +542,10 @@ main (int argc, char **argv)
         return 1;
     }
   }
+
+  if (!isatty(STDOUT_FILENO)) {
+    display = SINGLE;
+  }
   
   if (optind >= argc) {
     strcpy(dirlist[0].path, ".");
-- 
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