add /usr/bin/cmupdate command in 123.09beta01

- typing command in SSH: cmupdate
- equivalent to running centmin.sh menu option 23 submenu option 2

inc/cpcheck.inc

@@ -1092,6 +1092,14 @@ nvcheck() {
   fi
 }
 
+cmupdatecheck() {
+  if [ ! -h /usr/bin/cmupdate ]; then
+    rm -rf /usr/bin/cmupdate
+    ln -s "${SCRIPT_DIR}/tools/cmupdate.sh" /usr/bin/cmupdate
+    chmod +x /usr/bin/cmupdate
+  fi
+}
+
 dmotdcheck() {
   if [ ! -h /usr/local/bin/dmotd ]; then
     if [ -f "${SCRIPT_DIR}/config/motd/dmotd.sh" ]; then
@@ -2014,6 +2022,7 @@ kernelchecks
 pathfixes
 apache_protect
 setup_pwdh
+cmupdatecheck
 
 if [[ "$INITIALINSTALL" != [yY] ]]; then
   expand_cmdprompt
@@ -2035,6 +2044,7 @@ if [[ "$INITIALINSTALL" != [yY] ]]; then
   checkcmdircmd
   # dmotdcheck
   nvcheck
+  cmupdatecheck
   multiphpcheck
   mjemalloc
   blockeditorcheck

tools/cmupdate.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+######################################################
+# cmupdate
+# written by George Liu (eva2000) centminmod.com
+######################################################
+# variables
+MAINDIR='/etc/centminmod'
+CM_INSTALLDIR='/usr/local/src/centminmod'
+#############
+if [ -f "${MAINDIR}/custom_config.inc" ]; then
+    # default is at /etc/centminmod/custom_config.inc
+    source "${MAINDIR}/custom_config.inc"
+fi
+
+# variables
+#############
+
+
+DT=$(date +"%d%m%y-%H%M%S")
+######################################################
+# functions
+#############
+# set locale temporarily to english
+# due to some non-english locale issues
+export LC_ALL=en_US.UTF-8
+export LANG=en_US.UTF-8
+export LANGUAGE=en_US.UTF-8
+export LC_CTYPE=en_US.UTF-8
+
+fupdate() {
+  if [[ -d "${CM_INSTALLDIR}/.git" ]]; then
+    cd "${CM_INSTALLDIR}"
+    git stash
+    git pull
+  fi
+}
+
+######################################################
+fupdate
+
+exit
+
+