From a825bb90dd4548008c0aeeacea868f35c7f1c21f Mon Sep 17 00:00:00 2001
From: Guillermo Ramos
Date: Thu, 20 Jan 2022 10:40:10 +0100
Subject: Small fixes

---
 gromo | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'gromo')

diff --git a/gromo b/gromo
index d85030b..e083e60 100755
--- a/gromo
+++ b/gromo
@@ -109,9 +109,12 @@ EOF
                 out+="\n"
             done
 
-            while IFS=$FS read -r task dur gromos; do
-                echo -e "$task\n\t$gromos gromos, $(pp_seconds $dur)"
-            done <<<$(echo -e "$out" | sort -t $FS -k 2 -rn)
+            sortedout=$(printf "$out" | sort -t $FS -k 2 -rn)
+            if [ -n "$sortedout" ]; then
+                while IFS=$FS read -r task dur gromos; do
+                    echo -e "$task\n\t$gromos gromos, $(pp_seconds $dur)"
+                done <<<$sortedout
+            fi
         fi
     fi
 }
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