multiACE 1.27b

multiace/VERSION

@@ -1 +1 @@
-1.26b
+1.27b

multiace/install_multiace.sh

@@ -280,22 +280,32 @@ if [ -d "$INSTALL_DIR/tools" ]; then
     cp "$INSTALL_DIR/tools/"*.py "${HOME_DIR}/printer_data/config/tools/" 2>/dev/null || true
     log "  Tools installed"
 fi
+# The updater is usually the process RUNNING this installer (web update).
+# bash reads a script while executing it, so overwriting that file in
+# place (cp = same inode) makes the running copy continue in the new text
+# at the old offset. A rename (new inode) leaves the running copy on its
+# old file. Also protects updaters older than this fix.
+install_updater_copy() {
+    _dst="$1"
+    _tmp="$_dst.new.$$"
+    cp "$INSTALL_DIR/tools/multiace_update.sh" "$_tmp" 2>/dev/null || return 1
+    chmod 755 "$_tmp" 2>/dev/null || true
+    chown lava:lava "$_tmp" 2>/dev/null || true
+    mv -f "$_tmp" "$_dst" 2>/dev/null || { rm -f "$_tmp"; return 1; }
+    return 0
+}
 if [ -f "$INSTALL_DIR/tools/multiace_update.sh" ]; then
     mkdir -p "$MULTIACE_DIR/.."
-    cp "$INSTALL_DIR/tools/multiace_update.sh" "$HOME_DIR/multiace_update.sh"
-    chmod 755 "$HOME_DIR/multiace_update.sh"
-    chown lava:lava "$HOME_DIR/multiace_update.sh" 2>/dev/null || true
-    log "  Updater installed at $HOME_DIR/multiace_update.sh"
+    install_updater_copy "$HOME_DIR/multiace_update.sh" \
+        && log "  Updater installed at $HOME_DIR/multiace_update.sh" \
+        || log "  WARN: could not install $HOME_DIR/multiace_update.sh"
     # PAXX-baked firmware ships a copy at /home/lava/multiace/tools/
     # from the squashfs. Refresh it too so the Web backend's fallback
     # path doesn't lag behind the canonical one.
     if [ -d "$HOME_DIR/multiace/tools" ]; then
-        cp "$INSTALL_DIR/tools/multiace_update.sh" \
-            "$HOME_DIR/multiace/tools/multiace_update.sh" 2>/dev/null && {
-            chmod 755 "$HOME_DIR/multiace/tools/multiace_update.sh" 2>/dev/null || true
-            chown lava:lava "$HOME_DIR/multiace/tools/multiace_update.sh" 2>/dev/null || true
-            log "  Updater also refreshed at $HOME_DIR/multiace/tools/multiace_update.sh"
-        } || log "  WARN: could not refresh $HOME_DIR/multiace/tools/multiace_update.sh"
+        install_updater_copy "$HOME_DIR/multiace/tools/multiace_update.sh" \
+            && log "  Updater also refreshed at $HOME_DIR/multiace/tools/multiace_update.sh" \
+            || log "  WARN: could not refresh $HOME_DIR/multiace/tools/multiace_update.sh"
     fi
 fi
 if [ -f "$INSTALL_DIR/tools/merge_ace_cfg.py" ]; then

multiace/klipper/extras/ace.py

@@ -16,15 +16,15 @@
 
 KNOWN_PROTOCOLS = (AceProtocolV1, AceProtocolV2)
 
-MULTIACE_VERSION = "1.26b"
+MULTIACE_VERSION = "1.27b"
 
 # Engine API contract version (see docs/ENGINE_API.md). Distinct from
 # MULTIACE_VERSION (the product version): this only bumps on a breaking
 # change to the command vocabulary or the `ace` status object shape, so an
 # external host can detect engine capability. Additive changes do not bump it.
 ACE_API_VERSION = 1
 
-MULTIACE_BUILD_TAG = "8e027719"
+MULTIACE_BUILD_TAG = "2725a008"
 MULTIACE_BUNDLE_SHA1 = "0f18123"
 # The former shipped value of [ace] update_url_base (static mirror);
 # read as unset so updates come from GitHub.

multiace/tools/multiace_update.sh

@@ -323,19 +323,29 @@ cmd_apply() {
     fi
     echo "STATUS: done from=$CUR to=$LATEST"
 }
-case "${1:-check}" in
-    check)
-        shift; cmd_check "$@" ;;
-    assets)
-        shift; cmd_assets "$@" ;;
-    apply)
-        shift; cmd_apply "$@" ;;
-    -h|--help|help)
-        sed -n '/^# Usage:/,/^$/p' "$0" | sed 's/^#//; s/^ //'
-        ;;
-    *)
-        echo "ERROR: unknown command: $1" >&2
-        echo "Run with --help for usage." >&2
-        exit 2
-        ;;
-esac
+# The apply path replaces THIS file (install_multiace.sh ships a new copy)
+# while it is still running. bash reads a script as it executes it, so
+# anything left to read after that point comes from the NEW file at the
+# old byte offset (HW 2026-10-10: "shift count out of range", "syntax
+# error near ';;'" after a successful 1.25b -> 1.26b update). Everything is
+# therefore parsed into one function before it runs, and the last line is
+# a single brace group, so nothing is read from disk after the dispatch.
+main() {
+    case "${1:-check}" in
+        check)
+            shift; cmd_check "$@" ;;
+        assets)
+            shift; cmd_assets "$@" ;;
+        apply)
+            shift; cmd_apply "$@" ;;
+        -h|--help|help)
+            sed -n '/^# Usage:/,/^$/p' "$0" | sed 's/^#//; s/^ //'
+            ;;
+        *)
+            echo "ERROR: unknown command: $1" >&2
+            echo "Run with --help for usage." >&2
+            return 2
+            ;;
+    esac
+}
+{ main "$@"; exit $?; }