b7d9d32acb
- Add unified patch (wxwidgets-wasm.patch) for build validation - Add scripts: - generate-wxwidgets-patches.sh: Extract patches from wxwidgets state - build-wxwidgets-wasm-clean.sh: Build from clean clone + patches - build-wxuniversal-wasm.sh: Build wxWidgets for WASM - Add wxWidgets-wasm-reference submodule (ahilss/wxWidgets-wasm) - Update .gitignore for wxwidgets-clean/ directory Base commit: 5ff25322553c1870cf20a2e1ba6f20ed50d9fe9a 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
163 lines
4.4 KiB
Shell
Executable file
163 lines
4.4 KiB
Shell
Executable file
#!/bin/bash
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# Generate a single unified patch from current wxwidgets state
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# This captures ALL modifications including submodule config.sub changes
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set -e
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
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WX_SOURCE="$PROJECT_ROOT/wxwidgets"
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PATCHES_DIR="$PROJECT_ROOT/patches/wxwidgets-wasm"
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PATCH_FILE="$PATCHES_DIR/wxwidgets-wasm.patch"
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echo "=== Generating wxWidgets WASM Unified Patch ==="
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echo "Source: $WX_SOURCE"
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echo "Output: $PATCH_FILE"
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# Verify wxwidgets exists (check for .git as file or directory - submodules use a file)
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if [ ! -e "$WX_SOURCE/.git" ]; then
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echo "ERROR: wxwidgets is not a git repository"
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exit 1
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fi
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# Create output directory
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mkdir -p "$PATCHES_DIR"
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cd "$WX_SOURCE"
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# Capture current commit SHA (the base we're patching from)
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CURRENT_COMMIT=$(git rev-parse HEAD)
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echo ""
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echo "Base commit: $CURRENT_COMMIT"
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# Start with empty patch file
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> "$PATCH_FILE"
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echo ""
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echo "=== Part 1: Main wxWidgets changes ==="
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# Mark all untracked files as "intent to add" (allows git diff to see them)
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git add -N .
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# Generate main diff (excluding submodule directory pointers, but including everything else)
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git diff HEAD -- . \
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':!3rdparty/catch' \
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':!3rdparty/nanosvg' \
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':!3rdparty/pcre' \
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':!src/expat' \
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':!src/jpeg' \
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':!src/png' \
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':!src/tiff' \
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':!src/zlib' \
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>> "$PATCH_FILE"
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# Undo the intent-to-add
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git reset HEAD --quiet
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MAIN_LINES=$(wc -l < "$PATCH_FILE")
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echo "Added main changes ($MAIN_LINES lines so far)"
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echo ""
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echo "=== Part 2: Submodule config.sub changes ==="
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# Process each submodule config.sub
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add_submodule_config_sub() {
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local submodule="$1"
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local config_sub_path="$2"
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local full_path="$WX_SOURCE/$config_sub_path"
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if [ -d "$WX_SOURCE/$submodule" ] && [ -f "$full_path" ]; then
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cd "$WX_SOURCE/$submodule"
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# Get the relative path within the submodule
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local rel_config_sub="${config_sub_path#$submodule/}"
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# Check if config.sub is modified in this submodule
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if ! git diff --quiet HEAD -- "$rel_config_sub" 2>/dev/null; then
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echo " Adding $config_sub_path"
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# Generate diff with paths rewritten to be relative to main repo
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git diff HEAD -- "$rel_config_sub" | sed "s|a/$rel_config_sub|a/$config_sub_path|g; s|b/$rel_config_sub|b/$config_sub_path|g" >> "$PATCH_FILE"
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else
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echo " Skipping $config_sub_path (no changes)"
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fi
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else
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echo " Skipping $submodule (not found)"
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fi
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}
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add_submodule_config_sub "3rdparty/pcre" "3rdparty/pcre/config.sub"
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add_submodule_config_sub "src/expat" "src/expat/expat/conftools/config.sub"
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add_submodule_config_sub "src/jpeg" "src/jpeg/config.sub"
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add_submodule_config_sub "src/png" "src/png/config.sub"
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add_submodule_config_sub "src/tiff" "src/tiff/config/config.sub"
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cd "$WX_SOURCE"
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TOTAL_LINES=$(wc -l < "$PATCH_FILE")
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echo ""
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echo "Total patch: $TOTAL_LINES lines"
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echo ""
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echo "=== Generating checksums ==="
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cd "$PATCHES_DIR"
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shasum -a 256 *.patch > checksums.sha256
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echo "Created checksums.sha256"
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echo ""
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echo "=== Generating README ==="
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cat > README.md << EOF
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# wxWidgets WASM Port Patch
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Single unified patch that transforms wxWidgets into a WASM-capable build.
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## Base Version
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- Repository: git@github.com:VV-EE/wxWidgets.git
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- Commit: $CURRENT_COMMIT
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- Generated: $(date -u +"%Y-%m-%d %H:%M:%S UTC")
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## Patch Contents
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This single patch includes:
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- Main wxWidgets modifications (config.sub, configure.in, headers, sources)
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- New WASM platform: src/wasm/, include/wx/wasm/
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- New build files: build/wasm/
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- WASM theme renderer: src/univ/themes/wasm.cpp
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- Submodule config.sub updates for emscripten/wasm32 support:
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- 3rdparty/pcre/config.sub
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- src/expat/expat/conftools/config.sub
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- src/jpeg/config.sub
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- src/png/config.sub
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- src/tiff/config/config.sub
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## Apply Instructions
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\`\`\`bash
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# Clone wxWidgets fork at the base commit
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git clone git@github.com:VV-EE/wxWidgets.git wxwidgets-clean
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cd wxwidgets-clean
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git checkout $CURRENT_COMMIT
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git submodule update --init --recursive
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# Apply the unified patch
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patch -p1 < /path/to/patches/wxwidgets-wasm/wxwidgets-wasm.patch
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# Build
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mkdir build && cd build
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emconfigure ../configure --host=emscripten --enable-universal ...
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emmake make
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\`\`\`
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## Verification
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\`\`\`bash
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shasum -a 256 -c checksums.sha256
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\`\`\`
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EOF
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echo "Created README.md"
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echo ""
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echo "=== Summary ==="
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ls -lh "$PATCHES_DIR"
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echo ""
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echo "Unified patch generated successfully!"
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