fix(macos): support macOS Tahoe (15+) SDK build

.gitignore

@@ -49,3 +49,7 @@ internal_docs/
 *.flatpak
 /flatpak-repo/
 /.idea/
+CLAUDE.local.md
+.tools/
+dist/
+tools/pjarczak_bambu_linux_host/runtime/

build_release_macos.sh

@@ -96,6 +96,16 @@ if [ -z "$OSX_DEPLOYMENT_TARGET" ]; then
   export OSX_DEPLOYMENT_TARGET="11.3"
 fi
 
+# Export SDKROOT so autotools-based dependencies (e.g. GMP, MPFR) can locate
+# libSystem. Without this, `ld: library 'System' not found` on macOS 15+ SDKs.
+if [ -z "$SDKROOT" ] && command -v xcrun >/dev/null 2>&1; then
+  _detected_sdkroot="$(xcrun --show-sdk-path 2>/dev/null || true)"
+  if [ -n "$_detected_sdkroot" ]; then
+    export SDKROOT="$_detected_sdkroot"
+  fi
+  unset _detected_sdkroot
+fi
+
 if [ -z "$CMAKE_IGNORE_PREFIX_PATH" ]; then
   export CMAKE_IGNORE_PREFIX_PATH="/opt/local:/usr/local:/opt/homebrew"
 fi
@@ -115,6 +125,7 @@ echo " - BUILD_CONFIG: $BUILD_CONFIG"
 echo " - BUILD_TARGET: $BUILD_TARGET"
 echo " - CMAKE_GENERATOR: $SLICER_CMAKE_GENERATOR for Slicer, $DEPS_CMAKE_GENERATOR for deps"
 echo " - OSX_DEPLOYMENT_TARGET: $OSX_DEPLOYMENT_TARGET"
+echo " - SDKROOT: ${SDKROOT:-<unset>}"
 echo " - CMAKE_IGNORE_PREFIX_PATH: $CMAKE_IGNORE_PREFIX_PATH"
 echo
 

package_macos_dmg.sh

@@ -0,0 +1,116 @@
+#!/bin/bash
+#
+# Package an already-built OrcaSlicer.app into an unsigned DMG.
+#
+# Prerequisite: build_release_macos.sh has produced OrcaSlicer.app at
+#               build/<arch>/OrcaSlicer/OrcaSlicer.app
+#
+# Usage:
+#   ./package_macos_dmg.sh [-a <arch>] [-v <version>] [-o <output-dir>]
+#
+#   -a  Architecture: arm64 | x86_64 | universal (default: host arch)
+#   -v  Version string used in the DMG filename (default: parsed from version.inc)
+#   -o  Output directory for the .dmg (default: repository root)
+#   -h  Show this help
+
+set -e
+set -o pipefail
+
+PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
+ARCH=""
+VERSION=""
+OUTPUT_DIR="$PROJECT_DIR"
+
+while getopts ":a:v:o:h" opt; do
+    case "${opt}" in
+        a) ARCH="$OPTARG" ;;
+        v) VERSION="$OPTARG" ;;
+        o) OUTPUT_DIR="$OPTARG" ;;
+        h)
+            sed -n '2,15p' "$0" | sed 's/^# \{0,1\}//'
+            exit 0
+            ;;
+        *) ;;
+    esac
+done
+
+if [ -z "$ARCH" ]; then
+    ARCH="$(uname -m)"
+fi
+
+case "$ARCH" in
+    arm64|x86_64|universal) ;;
+    *)
+        echo "ERROR: unsupported arch '$ARCH' (expected arm64 | x86_64 | universal)" >&2
+        exit 1
+        ;;
+esac
+
+APP_DIR="$PROJECT_DIR/build/$ARCH/OrcaSlicer"
+APP_BUNDLE="$APP_DIR/OrcaSlicer.app"
+
+if [ ! -d "$APP_BUNDLE" ]; then
+    echo "ERROR: OrcaSlicer.app not found at:" >&2
+    echo "  $APP_BUNDLE" >&2
+    echo "" >&2
+    echo "Build it first, e.g.:" >&2
+    echo "  ./build_release_macos.sh -a $ARCH" >&2
+    exit 1
+fi
+
+if [ -z "$VERSION" ]; then
+    VERSION="$(grep -E 'set\(SoftFever_VERSION' "$PROJECT_DIR/version.inc" \
+                | head -n1 \
+                | sed -E 's/.*"([^"]+)".*/\1/')"
+fi
+
+if [ -z "$VERSION" ]; then
+    echo "ERROR: could not derive version from version.inc; pass it with -v" >&2
+    exit 1
+fi
+
+mkdir -p "$OUTPUT_DIR"
+
+STAGING_DIR="$APP_DIR/OrcaSlicer_dmg"
+DMG_NAME="OrcaSlicer-bambulab_Mac_${ARCH}_${VERSION}.dmg"
+DMG_PATH="$OUTPUT_DIR/$DMG_NAME"
+
+echo "Preparing DMG staging at $STAGING_DIR"
+rm -rf "$STAGING_DIR"
+mkdir -p "$STAGING_DIR"
+
+cp -R "$APP_BUNDLE" "$STAGING_DIR/"
+
+VALIDATOR_BUNDLE="$APP_DIR/OrcaSlicer_profile_validator.app"
+if [ -d "$VALIDATOR_BUNDLE" ]; then
+    echo "Including OrcaSlicer_profile_validator.app"
+    cp -R "$VALIDATOR_BUNDLE" "$STAGING_DIR/"
+fi
+
+ln -sfn /Applications "$STAGING_DIR/Applications"
+
+find "$STAGING_DIR" -name '.DS_Store' -delete
+
+# macOS 15+ adds com.apple.provenance xattr that breaks hdiutil with
+# "Operation not permitted" when mounting the staging volume.
+xattr -rcs "$STAGING_DIR" 2>/dev/null || true
+
+rm -f "$DMG_PATH"
+
+echo "Creating DMG: $DMG_PATH"
+hdiutil create \
+    -volname "OrcaSlicer" \
+    -srcfolder "$STAGING_DIR" \
+    -ov \
+    -format UDZO \
+    "$DMG_PATH"
+
+rm -rf "$STAGING_DIR"
+
+echo ""
+echo "Done."
+echo "  $DMG_PATH"
+echo ""
+echo "NOTE: this DMG is unsigned and not notarized."
+echo "      First launch on another Mac will need: right-click -> Open,"
+echo "      or:  xattr -dr com.apple.quarantine /Applications/OrcaSlicer.app"

src/slic3r/GUI/wxMediaCtrl2.h

@@ -38,7 +38,7 @@ class wxMediaCtrl2 : public wxWindow
 
     int GetLastError() const { return m_error; }
 
-    static constexpr wxMediaState MEDIASTATE_BUFFERING = (wxMediaState) 6;
+    static inline const wxMediaState MEDIASTATE_BUFFERING = static_cast<wxMediaState>(6);
 
 protected:
     void DoSetSize(int x, int y, int width, int height, int sizeFlags) override;