From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Tue, 13 Mar 2018 20:23:55 +0000 (+1100)
Subject: check_commits: exit early if there are no commits
X-Git-Url: https://git.ozlabs.org/?a=commitdiff_plain;h=0e21390d1c889d727f4809d7509b449ea27620f0;p=next-scripts

check_commits: exit early if there are no commits
---

diff --git a/check_commits b/check_commits
index 6fc5265..37457e7 100755
--- a/check_commits
+++ b/check_commits
@@ -5,7 +5,13 @@ if [ "$#" -lt 1 ]; then
 	exit 1
 fi
 
-for c in $(git rev-list --no-merges "$@"); do
+commits=$(git rev-list --no-merges "$@")
+if [ -z "$commits" ]; then
+	printf "No commits\n"
+	exit 0
+fi
+
+for c in $commits; do
 	ae=$(git log -1 --format='%ae' "$c")
 	aE=$(git log -1 --format='%aE' "$c")
 	an=$(git log -1 --format='%an' "$c")