From ee93e19130be972acfba30d86d05fe41b7b259aa Mon Sep 17 00:00:00 2001
From: Jeremy Lecour <jlecour@evolix.fr>
Date: Thu, 6 Sep 2018 12:22:35 +0200
Subject: [PATCH] don't try to commit if nothing has changed

---
 evomaintenance.sh | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/evomaintenance.sh b/evomaintenance.sh
index d486052..7b2129b 100644
--- a/evomaintenance.sh
+++ b/evomaintenance.sh
@@ -61,10 +61,11 @@ if test -x "${GIT_BIN}"; then
         export GIT_DIR="${dir}/.git" GIT_WORK_TREE="${dir}"
         # If the repository and the work tree exist, try to commit changes
         if test -d "${GIT_DIR}" && test -d "${GIT_WORK_TREE}"; then
-            ${GIT_BIN} add --all
-            ${GIT_BIN} commit --message "${TEXTE}" --author="${USER} <${USER}@evolix.net>" --quiet
-            # Add the SHA to the log file if something has been committed
-            if [ "$?" = "0" ]; then
+            CHANGED_LINES=$(git status --porcelain | wc -l)
+            if [ "${CHANGED_LINES}" != "0" ]; then
+              ${GIT_BIN} add --all
+              ${GIT_BIN} commit --message "${TEXTE}" --author="${USER} <${USER}@evolix.net>" --quiet
+              # Add the SHA to the log file if something has been committed
               SHA=$(git rev-parse HEAD)
               echo "${dir} : ${SHA}" >> "${LOGFILE}"
             fi