diff --git a/pff b/pff
index ecb1195..0c7d2f3 100755
--- a/pff
+++ b/pff
@@ -618,12 +618,17 @@ function autoinit() {
     fi
     # Lancer les commandes AUTO_CMDS
     local cwd cmd
-    cwd="$(pwd)"
-    cd "$pffdir"
-    for cmd in "${AUTO_CMDS[@]}"; do
-        eval "$cmd"
-    done
-    cd "$cwd"
+    if [ ${#AUTO_CMDS[*]} -gt 0 ]; then
+        eetitle "AutoCmds"
+        cwd="$(pwd)"
+        cd "$pffdir"
+        for cmd in "${AUTO_CMDS[@]}"; do
+            estep "\$ $cmd"
+            eval "$cmd"
+        done
+        cd "$cwd"
+        eend
+    fi
     return 0
 }
 
@@ -854,6 +859,15 @@ function new__prepare_archive() {
     local "$destver"; upvar "$destver" "$version"
 }
 
+function new_cmd_amue_clean_libs() {
+    # en mode distribution "patch", supprimer le contenu du répertoire
+    # WEB-INF/lib si ces fichiers sont relivrés
+    [ "$DISTTYPE" == patch ] || return
+    if [ -n "$(/bin/ls -d "$srcdir/WEB-INF/lib"/* 2>/dev/null)" ]; then
+        rm -f WEB-INF/lib/*
+    fi
+}
+
 function new_cmd() {
     local autopatch="$1" version="$2" disttype="$3" unwrap="$4" merge_strategy="$5" commit_policy="$6"; shift; shift; shift; shift; shift; shift
     local archive="$1" pffdir="$2"
@@ -868,12 +882,17 @@ function new_cmd() {
 
     ## Lancer les commandes
     local cwd cmd
-    cwd="$(pwd)"
-    cd "$pffdir"
-    for cmd in "${NEW_CMDS[@]}"; do
-        eval "$cmd"
-    done
-    cd "$cwd"
+    if [ ${#NEW_CMDS[*]} -gt 0 ]; then
+        etitle "NewCmds"
+        cwd="$(pwd)"
+        cd "$pffdir"
+        for cmd in "${NEW_CMDS[@]}"; do
+            estep "\$ $cmd"
+            eval "$cmd"
+        done
+        cd "$cwd"
+        eend
+    fi
 
     ## lister les fichiers dans la source et la destination
     local workdir