From 71ef6469e17e876d99555e55532a61758e51a25b Mon Sep 17 00:00:00 2001
From: tv <tv@shackspace.de>
Date: Wed, 5 Aug 2015 23:08:47 +0200
Subject: cac help: invoke $PAGER when stdin is a terminal

---
 cac | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/cac b/cac
index 08cc820..5762803 100755
--- a/cac
+++ b/cac
@@ -64,12 +64,22 @@ cac() {
 }
 
 #? cac help
-#?    Print this help message.
+#?    Show this help message.
 #?
 __cac_cli__help() {(
+  # test -t expects GNU coreutils
+  if test -t 0 >/dev/null 2>&1; then
+    filter() {
+      $PAGER "$@"
+    }
+  else
+    filter() {
+      cat "$@"
+    }
+  fi
   exec sed < "$0" -n '
     s/^#?\( \(.*\)\)\?/\2/p
-  '
+  ' | filter
 )}
 
 #? cac console SERVERSPEC
-- 
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