added file dependency check, switched back to english, smaller fix and improvements

modules/conf_mail.sh

@@ -10,9 +10,10 @@
 # Variable:
 #  * HOSTNAME: Name of the host
 #  * MAINDOM: Default main domain name
+#  * MAIL_RELAY: Name of the mail relay server
 # ------------------------------------------------------------------------------
 
-export VER_conf_mail="0.0.3"
+export VER_conf_mail="0.0.4"
 export DEP_conf_mail="upgrade_dist"
 
 conf_mail()
@@ -21,9 +22,9 @@ conf_mail()
     pkginst postfix
 
     prnt I "Configuration de postfix..."
-    installfile postfix_main.cf /etc/postfix/main.cf
+    installfile postfix/main.cf /etc/postfix/main.cf
     sed -i -e "s/@HOSTNAME@/$HOSTNAME/" -e "s/@MAINDOM@/$MAINDOM/" \
-        /etc/postfix/main.cf
+        -e "s/@MAIL_RELAY@/$MAIL_RELAY/" /etc/postfix/main.cf
     echo $HOSTNAME.$MAINDOM > /etc/mailname
     svc_restart postfix
 }
@@ -34,6 +35,7 @@ precheck_conf_mail()
         prnt E "Aucun domaine principal renseigné."
         die 158
     fi
+    file_exists postfix/main.cf
 }
 
 export -f conf_mail