rm python3-dev (#51)

Include imgui_impl_opengl3.h, imgui_impl_opengl3.cpp, and
imgui_impl_opengl3_loader.h from the imgui backends/ directory.
These are needed for cabana's Qt/OpenGL-based ImGui integration.

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

.github/workflows/ci.yml

@@ -23,13 +23,15 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/cache@v4
         with:
-          key: build-cache-v1-${{ matrix.platform }}-${{ hashFiles('build.sh', 'setup.sh', '*/pyproject.toml', '*/setup.py', '*/build.sh') }}
-          restore-keys: build-cache-v1-${{ matrix.platform }}-
+          key: build-cache-v2-${{ matrix.platform }}-${{ hashFiles('build.sh', 'setup.sh', '*/pyproject.toml', '*/setup.py', '*/build.sh') }}
+          restore-keys: build-cache-v2-${{ matrix.platform }}-
           path: |
             .uv-cache
             */*/install
             */*/toolchain
             */*/bin
+            */*-src
+            */build
       - name: Build wheels
         env:
           MANYLINUX: ${{ runner.os == 'Linux' && '1' || '0' }}
@@ -90,8 +92,8 @@ jobs:
           path: dist
       - uses: actions/cache/restore@v4
         with:
-          key: build-cache-v1-${{ matrix.platform }}-${{ hashFiles('build.sh', 'setup.sh', '*/pyproject.toml', '*/setup.py', '*/build.sh') }}
-          restore-keys: build-cache-v1-${{ matrix.platform }}-
+          key: build-cache-v2-${{ matrix.platform }}-${{ hashFiles('build.sh', 'setup.sh', '*/pyproject.toml', '*/setup.py', '*/build.sh') }}
+          restore-keys: build-cache-v2-${{ matrix.platform }}-
           path: |
             .uv-cache
             */*/install

.gitignore

@@ -2,6 +2,7 @@
 repo/
 .venv/
 __pycache__/
+uv.lock
 
 # agents
 .claude/

_shim_setup.py

@@ -1,8 +1,10 @@
 """Shim setup.py: downloads pre-built wheels from GitHub Releases at install time."""
 import os
 import platform
+import time
 import zipfile
 from io import BytesIO
+from urllib.error import URLError
 from urllib.request import urlopen
 
 try:
@@ -45,7 +47,16 @@ class InstallPrebuilt(build_py):
       url = f"{REPO_URL}/releases/download/{TAG}/{whl_name}"
 
       print(f"Downloading {url} ...")
-      raw = urlopen(url).read()
+      for attempt in range(3):
+        try:
+          raw = urlopen(url, timeout=60).read()
+          break
+        except (URLError, OSError) as e:
+          if attempt == 2:
+            raise
+          wait = 2 ** attempt
+          print(f"Download failed ({e}), retrying in {wait}s ...")
+          time.sleep(wait)
 
       print(f"Extracting {DATADIR} ...")
       with zipfile.ZipFile(BytesIO(raw)) as zf:

build.sh

@@ -34,6 +34,9 @@ fi
 if [[ -n "${BUILD_SH_IN_MANYLINUX:-}" ]]; then
   export PATH="/opt/python/cp312-cp312/bin:$PATH"
 
+  # cached *-src repos may be owned by the host runner user; tell git to trust them
+  git config --global --add safe.directory '*'
+
   ./setup.sh
 
   if [[ -z "${BUILD_SH_REUSE_MANYLINUX_ARTIFACTS:-}" ]]; then
@@ -45,10 +48,15 @@ if [[ -n "${BUILD_SH_IN_MANYLINUX:-}" ]]; then
   fi
 fi
 
+export CMAKE_C_COMPILER_LAUNCHER=ccache
+export CMAKE_CXX_COMPILER_LAUNCHER=ccache
+
 echo "Building workspace packages into dist"
 START_SECS=$SECONDS
 
-uv build --all-packages --wheel --out-dir dist --no-create-gitignore --no-build-logs
+mkdir -p dist/
+rm -rf dist/*
+uv build --all-packages --wheel --out-dir dist --no-create-gitignore
 
 if [[ -n "${BUILD_SH_IN_MANYLINUX:-}" ]]; then
   VENV_DIR="$ROOT_DIR/.venv-manylinux"

bzip2/build.sh

@@ -4,24 +4,19 @@ set -e
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
 cd "$DIR"
 
-VERSION="1.0.8"
+VERSION="bzip2-1.0.8"
 INSTALL_DIR="$DIR/bzip2/install"
 
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libbz2.a" ]; then
-  echo "bzip2 already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
+CC="ccache ${CC:-cc}"
 
-# Download
-if [ ! -d "bzip2-src" ]; then
-  curl -L "https://sourceware.org/pub/bzip2/bzip2-${VERSION}.tar.gz" -o bzip2.tar.gz
-  mkdir -p bzip2-src
-  tar xzf bzip2.tar.gz -C bzip2-src --strip-components=1
-  rm bzip2.tar.gz
+# Clone/update source
+if [ ! -d "bzip2-src/.git" ]; then
+  rm -rf bzip2-src
+  git clone --depth 1 https://gitlab.com/bzip2/bzip2.git bzip2-src
 fi
+git -C bzip2-src fetch --depth 1 origin "$VERSION"
+git -C bzip2-src checkout --force FETCH_HEAD
 
 # Build static library with -fPIC
 cd bzip2-src
@@ -38,8 +33,5 @@ cp bzip2-src/libbz2.a "$INSTALL_DIR/lib/"
 # Headers
 cp bzip2-src/bzlib.h "$INSTALL_DIR/include/"
 
-# Clean up
-rm -rf bzip2-src
-
 echo "Installed bzip2 to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

bzip2/setup.py

@@ -15,11 +15,8 @@ class BuildBzip2(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "bzip2", "install", "lib", "libbz2.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

capnproto/build.sh

@@ -7,18 +7,15 @@ cd "$DIR"
 VERSION="1.0.1"
 INSTALL_DIR="$DIR/capnproto/install"
 
-# Idempotent: skip if already built
-if [ -x "$INSTALL_DIR/bin/capnp" ]; then
-  echo "capnproto already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
 
-# Clone
-if [ ! -d "capnproto-src" ]; then
-  git clone --depth 1 --branch "v${VERSION}" https://github.com/capnproto/capnproto.git capnproto-src
+# Clone/update source
+if [ ! -d "capnproto-src/.git" ]; then
+  rm -rf capnproto-src
+  git clone --depth 1 https://github.com/capnproto/capnproto.git capnproto-src
 fi
+git -C capnproto-src fetch --depth 1 origin "v${VERSION}"
+git -C capnproto-src checkout --force FETCH_HEAD
 
 # Build
 PREFIX="$DIR/build/prefix"
@@ -64,8 +61,5 @@ for obj in filesystem.c++.o main.c++.o test-helpers.c++.o; do
   ar d "$INSTALL_DIR/lib/libkj.a" "$obj" 2>/dev/null || true
 done
 
-# Clean up
-rm -rf capnproto-src "$DIR/build"
-
 echo "Installed capnproto to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

capnproto/setup.py

@@ -15,11 +15,8 @@ class BuildCapnproto(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "capnproto", "install", "bin", "capnp")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

cppcheck/build.sh

@@ -7,18 +7,16 @@ cd "$DIR"
 VERSION="2.16.0"
 INSTALL_DIR="$DIR/cppcheck/install"
 
-# Idempotent: skip if already built
-if [ -x "$INSTALL_DIR/cppcheck" ]; then
-  echo "cppcheck already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
+CXX="ccache ${CXX:-c++}"
 
-# Clone
-if [ ! -d "cppcheck-src" ]; then
-  git clone --depth 1 --branch "$VERSION" https://github.com/danmar/cppcheck.git cppcheck-src
+# Clone/update source
+if [ ! -d "cppcheck-src/.git" ]; then
+  rm -rf cppcheck-src
+  git clone --depth 1 https://github.com/danmar/cppcheck.git cppcheck-src
 fi
+git -C cppcheck-src fetch --depth 1 origin "$VERSION"
+git -C cppcheck-src checkout --force FETCH_HEAD
 
 # Build
 cd cppcheck-src
@@ -35,8 +33,5 @@ cp -r cppcheck-src/cfg "$INSTALL_DIR/"
 cp -r cppcheck-src/platforms "$INSTALL_DIR/"
 strip "$INSTALL_DIR/cppcheck" 2>/dev/null || true
 
-# Clean up
-rm -rf cppcheck-src
-
 echo "Installed cppcheck to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

cppcheck/setup.py

@@ -15,11 +15,8 @@ class BuildCppcheck(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "cppcheck", "install", "cppcheck")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

eigen/build.sh

@@ -7,28 +7,19 @@ cd "$DIR"
 VERSION="3.4.0"
 INSTALL_DIR="$DIR/eigen/install"
 
-# Idempotent: skip if already present
-if [ -d "$INSTALL_DIR/eigen3/Eigen" ]; then
-  echo "eigen already present, skipping download."
-  exit 0
+# Clone/update source
+if [ ! -d "eigen-src/.git" ]; then
+  rm -rf eigen-src
+  git clone --depth 1 https://gitlab.com/libeigen/eigen.git eigen-src
 fi
+git -C eigen-src fetch --depth 1 origin "$VERSION"
+git -C eigen-src checkout --force FETCH_HEAD
 
-TARBALL="eigen-${VERSION}.tar.gz"
-URL="https://gitlab.com/libeigen/eigen/-/archive/${VERSION}/${TARBALL}"
-
-echo "Downloading Eigen ${VERSION} ..."
-curl -fSL -o "$TARBALL" "$URL"
-
-echo "Extracting headers ..."
+# Copy headers
 rm -rf "$INSTALL_DIR"
 mkdir -p "$INSTALL_DIR/eigen3"
-
-# Extract only the Eigen/ and unsupported/Eigen/ header directories
-tar --strip-components=1 -xzf "$TARBALL" -C "$INSTALL_DIR/eigen3" \
-  "eigen-${VERSION}/Eigen" \
-  "eigen-${VERSION}/unsupported"
-
-rm -f "$TARBALL"
+cp -r eigen-src/Eigen "$INSTALL_DIR/eigen3/"
+cp -r eigen-src/unsupported "$INSTALL_DIR/eigen3/"
 
 echo "Installed eigen to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

eigen/setup.py

@@ -15,11 +15,8 @@ class BuildEigen(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "eigen", "install", "eigen3", "Eigen")
-
-    if not os.path.isdir(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

ffmpeg/build.sh

@@ -5,23 +5,22 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
 cd "$DIR"
 
 FFMPEG_VERSION="7.1"
+ZLIB_VERSION="da607da739fa6047df13e66a2af6b8bec7c2a498"  # v1.3.2
+X264_BRANCH="stable"
 INSTALL_DIR="$DIR/ffmpeg/install"
 
-# Idempotent: skip if already built
-if [ -x "$INSTALL_DIR/bin/ffmpeg" ]; then
-  echo "ffmpeg already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
+CC="ccache ${CC:-cc}"
 PREFIX="$DIR/build/prefix"
 mkdir -p "$DIR/build"
 
 # --- Build zlib (static) ---
-if [ ! -d "zlib-src" ]; then
-  git clone https://github.com/madler/zlib.git zlib-src
-  git -C zlib-src checkout da607da739fa6047df13e66a2af6b8bec7c2a498  # pin to v1.3.2
+if [ ! -d "zlib-src/.git" ]; then
+  rm -rf zlib-src
+  git clone --depth 1 https://github.com/madler/zlib.git zlib-src
 fi
+git -C zlib-src fetch --depth 1 origin "$ZLIB_VERSION"
+git -C zlib-src checkout --force "$ZLIB_VERSION"
 
 cd zlib-src
 ./configure --prefix="$PREFIX" --static
@@ -30,9 +29,12 @@ make install
 cd "$DIR"
 
 # --- Build x264 (static) ---
-if [ ! -d "x264-src" ]; then
-  git clone --depth 1 --branch stable https://code.videolan.org/videolan/x264.git x264-src
+if [ ! -d "x264-src/.git" ]; then
+  rm -rf x264-src
+  git clone --depth 1 https://code.videolan.org/videolan/x264.git x264-src
 fi
+git -C x264-src fetch --depth 1 origin "$X264_BRANCH"
+git -C x264-src checkout --force FETCH_HEAD
 
 cd x264-src
 CFLAGS="-fno-finite-math-only" ./configure \
@@ -47,13 +49,17 @@ make install
 cd "$DIR"
 
 # --- Build FFmpeg ---
-if [ ! -d "ffmpeg-src" ]; then
-  git clone --depth 1 --branch "n${FFMPEG_VERSION}" https://github.com/FFmpeg/FFmpeg.git ffmpeg-src
+if [ ! -d "ffmpeg-src/.git" ]; then
+  rm -rf ffmpeg-src
+  git clone --depth 1 https://github.com/FFmpeg/FFmpeg.git ffmpeg-src
 fi
+git -C ffmpeg-src fetch --depth 1 origin "n${FFMPEG_VERSION}"
+git -C ffmpeg-src checkout --force FETCH_HEAD
 
 cd ffmpeg-src
 PKG_CONFIG_PATH="$PREFIX/lib/pkgconfig${PKG_CONFIG_PATH:+:$PKG_CONFIG_PATH}" \
 ./configure \
+  --cc="${CC:-cc}" \
   --prefix="$PREFIX" \
   --enable-gpl \
   --enable-static \
@@ -100,8 +106,5 @@ done
 # Strip binaries
 strip "$INSTALL_DIR/bin/ffmpeg" "$INSTALL_DIR/bin/ffprobe" 2>/dev/null || true
 
-# Clean up
-rm -rf zlib-src x264-src ffmpeg-src "$DIR/build"
-
 echo "Installed ffmpeg to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

ffmpeg/setup.py

@@ -15,11 +15,8 @@ class BuildFFmpeg(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "ffmpeg", "install", "bin", "ffmpeg")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

gcc-arm-none-eabi/build.sh

@@ -9,10 +9,11 @@ TOOLCHAIN_BASE="arm-gnu-toolchain-${TOOLCHAIN_VERSION}"
 GCC_VERSION="13.2.1"
 
 INSTALL_DIR="$DIR/gcc_arm_none_eabi/toolchain"
+VERSION_FILE="$INSTALL_DIR/.version"
 
-# Idempotent: skip if already built
-if [ -x "$INSTALL_DIR/bin/arm-none-eabi-gcc" ]; then
-  echo "Toolchain already present, skipping download."
+# Skip if already at correct version
+if [ -f "$VERSION_FILE" ] && [ "$(cat "$VERSION_FILE")" = "$TOOLCHAIN_VERSION" ]; then
+  echo "Toolchain $TOOLCHAIN_VERSION already present, skipping."
   exit 0
 fi
 
@@ -112,6 +113,7 @@ find "$INSTALL_DIR" -type f \( -executable -o -name '*.so' \) -exec strip {} + 2
 # --- clean up download artifacts ---
 rm -rf "$EXTRACT_DIR"
 rm -f "$TARBALL"
+echo "$TOOLCHAIN_VERSION" > "$VERSION_FILE"
 
 echo "Installed to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

gcc-arm-none-eabi/setup.py

@@ -1,10 +1,8 @@
 import os
 import platform
 import subprocess
-import sys
 
 from setuptools.command.build_py import build_py
-from setuptools.dist import Distribution
 
 try:
   from wheel.bdist_wheel import bdist_wheel
@@ -17,13 +15,8 @@ class BuildToolchain(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    toolchain_marker = os.path.join(
-      pkg_dir, "gcc_arm_none_eabi", "toolchain", "bin", "arm-none-eabi-gcc"
-    )
-
-    if not os.path.exists(toolchain_marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

git-lfs/build.sh

@@ -6,10 +6,11 @@ cd "$DIR"
 
 VERSION="3.6.1"
 INSTALL_DIR="$DIR/git_lfs/bin"
+VERSION_FILE="$INSTALL_DIR/.version"
 
-# Idempotent: skip if already present
-if [ -x "$INSTALL_DIR/git-lfs" ]; then
-  echo "git-lfs already present, skipping download."
+# Skip if already at correct version
+if [ -f "$VERSION_FILE" ] && [ "$(cat "$VERSION_FILE")" = "$VERSION" ]; then
+  echo "git-lfs $VERSION already present, skipping."
   exit 0
 fi
 
@@ -51,6 +52,7 @@ fi
 chmod +x "$INSTALL_DIR/git-lfs"
 
 rm -f "$FILENAME"
+echo "$VERSION" > "$VERSION_FILE"
 
 echo "Installed git-lfs to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

git-lfs/setup.py

@@ -15,11 +15,8 @@ class BuildGitLfs(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "git_lfs", "bin", "git-lfs")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

imgui/build.sh

@@ -0,0 +1,67 @@
+#!/usr/bin/env bash
+set -e
+
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
+cd "$DIR"
+
+INSTALL_DIR="$DIR/imgui/install"
+
+# Dear ImGui (docking branch, version 1.92.7)
+IMGUI_COMMIT="934c6a5f5ef2355d6df25395d555cb71f790c4e9"
+# ImPlot
+IMPLOT_COMMIT="93c801b4bb801c5c11031d880b6af1d1f70bd79d"
+# rlImGui
+RLIMGUI_COMMIT="286e11acd6c785004c9550c7ed3762add2ae3d47"
+
+# Clone/update imgui
+if [ ! -d "imgui-src/.git" ]; then
+  rm -rf imgui-src
+  git clone --depth 1 https://github.com/ocornut/imgui.git imgui-src
+fi
+git -C imgui-src fetch --depth 1 origin "$IMGUI_COMMIT"
+git -C imgui-src checkout --force "$IMGUI_COMMIT"
+
+# Clone/update implot
+if [ ! -d "implot-src/.git" ]; then
+  rm -rf implot-src
+  git clone --depth 1 https://github.com/epezent/implot.git implot-src
+fi
+git -C implot-src fetch --depth 1 origin "$IMPLOT_COMMIT"
+git -C implot-src checkout --force "$IMPLOT_COMMIT"
+
+# Clone/update rlimgui
+if [ ! -d "rlimgui-src/.git" ]; then
+  rm -rf rlimgui-src
+  git clone --depth 1 https://github.com/raylib-extras/rlImGui.git rlimgui-src
+fi
+git -C rlimgui-src fetch --depth 1 origin "$RLIMGUI_COMMIT"
+git -C rlimgui-src checkout --force "$RLIMGUI_COMMIT"
+
+# Install
+rm -rf "$INSTALL_DIR"
+mkdir -p "$INSTALL_DIR/include/extras" "$INSTALL_DIR/src"
+
+# imgui
+cp imgui-src/imgui.h imgui-src/imgui_internal.h imgui-src/imconfig.h \
+   imgui-src/imstb_rectpack.h imgui-src/imstb_textedit.h imgui-src/imstb_truetype.h \
+   "$INSTALL_DIR/include/"
+cp imgui-src/imgui.cpp imgui-src/imgui_draw.cpp imgui-src/imgui_tables.cpp \
+   imgui-src/imgui_widgets.cpp imgui-src/imgui_demo.cpp \
+   "$INSTALL_DIR/src/"
+cp imgui-src/backends/imgui_impl_opengl3.h imgui-src/backends/imgui_impl_opengl3_loader.h \
+   "$INSTALL_DIR/include/"
+cp imgui-src/backends/imgui_impl_opengl3.cpp "$INSTALL_DIR/src/"
+
+# implot
+cp implot-src/implot.h implot-src/implot_internal.h "$INSTALL_DIR/include/"
+cp implot-src/implot.cpp implot-src/implot_items.cpp "$INSTALL_DIR/src/"
+
+# rlimgui
+cp rlimgui-src/rlImGui.h rlimgui-src/rlImGuiColors.h rlimgui-src/imgui_impl_raylib.h \
+   "$INSTALL_DIR/include/"
+cp rlimgui-src/extras/FA6FreeSolidFontData.h rlimgui-src/extras/IconsFontAwesome6.h \
+   "$INSTALL_DIR/include/extras/"
+cp rlimgui-src/rlImGui.cpp "$INSTALL_DIR/src/"
+
+echo "Installed imgui to $INSTALL_DIR"
+du -sh "$INSTALL_DIR"

imgui/imgui/__init__.py

@@ -0,0 +1,10 @@
+import os
+
+DIR = os.path.join(os.path.dirname(__file__), "install")
+INCLUDE_DIR = os.path.join(DIR, "include")
+SRC_DIR = os.path.join(DIR, "src")
+
+
+def smoketest():
+  assert os.path.isfile(os.path.join(INCLUDE_DIR, "imgui.h")), "imgui.h not found"
+  assert os.path.isfile(os.path.join(SRC_DIR, "imgui.cpp")), "imgui.cpp not found"

imgui/pyproject.toml

@@ -3,13 +3,13 @@ requires = ["setuptools>=64", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
-name = "openssl3"
-version = "3.4.1"
-description = "OpenSSL cryptography library (static build)"
+name = "imgui"
+version = "1.92.7"
+description = "Dear ImGui + ImPlot + rlImGui (source distribution)"
 requires-python = ">=3.8"
 
 [tool.setuptools.packages.find]
-include = ["openssl3*"]
+include = ["imgui*"]
 
 [tool.setuptools.package-data]
-openssl3 = ["install/**/*"]
+imgui = ["install/**/*"]

imgui/setup.py

@@ -10,21 +10,18 @@ except ImportError:
   bdist_wheel = None
 
 
-class BuildOpenssl(build_py):
-  """Run build.sh to compile OpenSSL before collecting package data."""
+class BuildImgui(build_py):
+  """Run build.sh to download imgui sources before collecting package data."""
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "openssl3", "install", "lib", "libcrypto.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 
 
-cmdclass = {"build_py": BuildOpenssl}
+cmdclass = {"build_py": BuildImgui}
 
 if bdist_wheel is not None:
 

json11/build.sh

@@ -6,36 +6,26 @@ cd "$DIR"
 
 VERSION="db00e9369a92aa74bf630a2ffb092a4b0b132c01"
 INSTALL_DIR="$DIR/json11/install"
-VERSION_FILE="$INSTALL_DIR/VERSION"
-
-# Idempotent: skip if already built at this source revision.
-if [ -f "$INSTALL_DIR/lib/libjson11.a" ] && [ -f "$INSTALL_DIR/include/json11/json11.hpp" ] && \
-  [ -f "$VERSION_FILE" ] && [ "$(cat "$VERSION_FILE")" = "$VERSION" ]; then
-  echo "json11 already present, skipping build."
-  exit 0
-fi
+CXX="ccache ${CXX:-c++}"
 
 if [ ! -d "$DIR/json11-src/.git" ]; then
-  git clone https://github.com/dropbox/json11.git json11-src
+  git clone --depth 1 https://github.com/dropbox/json11.git json11-src
 fi
 
-git -C json11-src fetch --force origin
+git -C json11-src fetch --depth 1 origin "$VERSION"
 git -C json11-src checkout --force "$VERSION"
 
 BUILD_DIR="$DIR/build"
-rm -rf "$BUILD_DIR" "$INSTALL_DIR"
-mkdir -p "$BUILD_DIR" "$INSTALL_DIR/lib" "$INSTALL_DIR/include/json11"
+mkdir -p "$BUILD_DIR"
+rm -rf "$INSTALL_DIR"
+mkdir -p "$INSTALL_DIR/lib" "$INSTALL_DIR/include/json11"
 
 CXX="${CXX:-c++}"
 AR="${AR:-ar}"
 
-"$CXX" -std=c++11 -fPIC -O2 -c "$DIR/json11-src/json11.cpp" -o "$BUILD_DIR/json11.o"
+$CXX -std=c++11 -fPIC -O2 -c "$DIR/json11-src/json11.cpp" -o "$BUILD_DIR/json11.o"
 "$AR" rcs "$INSTALL_DIR/lib/libjson11.a" "$BUILD_DIR/json11.o"
 cp "$DIR/json11-src/json11.hpp" "$INSTALL_DIR/include/json11/json11.hpp"
-echo "$VERSION" > "$VERSION_FILE"
-
-# Keep workspace small and deterministic across builds.
-rm -rf "$DIR/json11-src" "$BUILD_DIR"
 
 echo "Installed json11 to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

json11/setup.py

@@ -15,11 +15,8 @@ class BuildJson11(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "json11", "install", "lib", "libjson11.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

libjpeg/build.sh

@@ -7,18 +7,15 @@ cd "$DIR"
 VERSION="3.1.0"
 INSTALL_DIR="$DIR/libjpeg/install"
 
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libjpeg.a" ]; then
-  echo "libjpeg already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
 
-# Clone
-if [ ! -d "libjpeg-turbo-src" ]; then
-  git clone --depth 1 --branch "${VERSION}" https://github.com/libjpeg-turbo/libjpeg-turbo.git libjpeg-turbo-src
+# Clone/update source
+if [ ! -d "libjpeg-turbo-src/.git" ]; then
+  rm -rf libjpeg-turbo-src
+  git clone --depth 1 https://github.com/libjpeg-turbo/libjpeg-turbo.git libjpeg-turbo-src
 fi
+git -C libjpeg-turbo-src fetch --depth 1 origin "${VERSION}"
+git -C libjpeg-turbo-src checkout --force FETCH_HEAD
 
 # Build
 PREFIX="$DIR/build/prefix"
@@ -50,8 +47,5 @@ cp "$PREFIX/include/jconfig.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/jerror.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/jmorecfg.h" "$INSTALL_DIR/include/"
 
-# Clean up
-rm -rf libjpeg-turbo-src "$DIR/build"
-
 echo "Installed libjpeg to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

libjpeg/setup.py

@@ -15,11 +15,8 @@ class BuildLibjpeg(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "libjpeg", "install", "lib", "libjpeg.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

libyuv/build.sh

@@ -6,25 +6,17 @@ cd "$DIR"
 
 VERSION="6067afde563c3946eebd94f146b3824ab7a97a9c"
 INSTALL_DIR="$DIR/libyuv/install"
-VERSION_FILE="$INSTALL_DIR/VERSION"
-
-# Idempotent: skip if already built at this source revision.
-if [ -f "$INSTALL_DIR/lib/libyuv.a" ] && [ -f "$VERSION_FILE" ] && [ "$(cat "$VERSION_FILE")" = "$VERSION" ]; then
-  echo "libyuv already present, skipping build."
-  exit 0
-fi
 
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
 
 if [ ! -d "libyuv-src/.git" ]; then
-  git clone https://chromium.googlesource.com/libyuv/libyuv libyuv-src
+  git clone --depth 1 https://chromium.googlesource.com/libyuv/libyuv libyuv-src
 fi
 
-git -C libyuv-src fetch --force origin
+git -C libyuv-src fetch --depth 1 origin "$VERSION"
 git -C libyuv-src checkout --force "$VERSION"
 
-BUILD_DIR="$DIR/build/build"
-rm -rf "$DIR/build"
+BUILD_DIR="$DIR/build"
 mkdir -p "$BUILD_DIR"
 
 cmake -S "$DIR/libyuv-src" -B "$BUILD_DIR" \
@@ -47,10 +39,6 @@ rm -rf "$INSTALL_DIR"
 mkdir -p "$INSTALL_DIR"/{lib,include}
 cp "$LIBYUV_STATIC" "$INSTALL_DIR/lib/libyuv.a"
 cp -r "$DIR/libyuv-src/include/." "$INSTALL_DIR/include/"
-echo "$VERSION" > "$VERSION_FILE"
-
-# Keep workspace small and deterministic across builds.
-rm -rf "$DIR/libyuv-src" "$DIR/build"
 
 echo "Installed libyuv to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

libyuv/setup.py

@@ -15,11 +15,8 @@ class BuildLibyuv(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "libyuv", "install", "lib", "libyuv.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

nanosvg/build.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+set -e
+
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
+cd "$DIR"
+
+COMMIT="5cefd9847949af6df13f65027fd43af5a7513633"
+INSTALL_DIR="$DIR/nanosvg/install"
+
+# Clone/update source
+if [ ! -d "nanosvg-src/.git" ]; then
+  rm -rf nanosvg-src
+  git clone --depth 1 https://github.com/memononen/nanosvg.git nanosvg-src
+fi
+git -C nanosvg-src fetch --depth 1 origin "$COMMIT"
+git -C nanosvg-src checkout --force FETCH_HEAD
+
+# Copy headers
+rm -rf "$INSTALL_DIR"
+mkdir -p "$INSTALL_DIR/include"
+cp nanosvg-src/src/nanosvg.h "$INSTALL_DIR/include/"
+cp nanosvg-src/src/nanosvgrast.h "$INSTALL_DIR/include/"
+
+echo "Installed nanosvg to $INSTALL_DIR"
+du -sh "$INSTALL_DIR"

nanosvg/nanosvg/__init__.py

@@ -0,0 +1,10 @@
+import os
+
+DIR = os.path.join(os.path.dirname(__file__), "install")
+INCLUDE_DIR = os.path.join(DIR, "include")
+LIB_DIR = DIR  # header-only; no libraries
+
+
+def smoketest():
+  assert os.path.isfile(os.path.join(INCLUDE_DIR, "nanosvg.h")), "nanosvg.h not found"
+  assert os.path.isfile(os.path.join(INCLUDE_DIR, "nanosvgrast.h")), "nanosvgrast.h not found"

nanosvg/pyproject.toml

@@ -3,13 +3,13 @@ requires = ["setuptools>=64", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
-name = "python3-dev"
-version = "3.12.8"
-description = "CPython development headers"
+name = "nanosvg"
+version = "0.0.1"
+description = "NanoSVG: simple SVG parser and rasterizer"
 requires-python = ">=3.8"
 
 [tool.setuptools.packages.find]
-include = ["python3_dev*"]
+include = ["nanosvg*"]
 
 [tool.setuptools.package-data]
-python3_dev = ["install/**/*"]
+nanosvg = ["install/**/*"]

nanosvg/setup.py

@@ -10,21 +10,18 @@ except ImportError:
   bdist_wheel = None
 
 
-class BuildPython3Dev(build_py):
-  """Run build.sh to download CPython headers before collecting package data."""
+class BuildNanosvg(build_py):
+  """Run build.sh to download nanosvg headers before collecting package data."""
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "python3_dev", "install", "include", "Python.h")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 
 
-cmdclass = {"build_py": BuildPython3Dev}
+cmdclass = {"build_py": BuildNanosvg}
 
 if bdist_wheel is not None:
 

ncurses/build.sh

@@ -6,31 +6,25 @@ cd "$DIR"
 
 VERSION="6.5"
 INSTALL_DIR="$DIR/ncurses/install"
-
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libncurses.a" ]; then
-  echo "ncurses already present, skipping build."
-  exit 0
-fi
+VERSION_FILE="$DIR/ncurses-src/.version"
 
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
+export CC="ccache ${CC:-cc}"
 
-# Download
-TARBALL="ncurses-${VERSION}.tar.gz"
-if [ ! -f "$TARBALL" ]; then
-  curl -fsSL "https://ftp.gnu.org/gnu/ncurses/${TARBALL}" -o "$TARBALL"
-fi
-
-# Extract
-if [ ! -d "ncurses-${VERSION}" ]; then
-  tar xf "$TARBALL"
+# Download tarball (v6.5 tag doesn't exist on the GitHub mirror)
+if [ ! -f "$VERSION_FILE" ] || [ "$(cat "$VERSION_FILE")" != "$VERSION" ]; then
+  rm -rf ncurses-src
+  mkdir -p ncurses-src
+  curl -fSL "https://ftp.gnu.org/gnu/ncurses/ncurses-${VERSION}.tar.gz" \
+    | tar xz --strip-components=1 -C ncurses-src
+  echo "$VERSION" > "$VERSION_FILE"
 fi
 
 # Build
 PREFIX="$DIR/build/prefix"
 mkdir -p "$DIR/build"
 
-cd "ncurses-${VERSION}"
+cd ncurses-src
 CFLAGS="-fPIC" ./configure \
   --prefix="$PREFIX" \
   --without-shared \
@@ -66,8 +60,5 @@ cp "$PREFIX/include/unctrl.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/term.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/termcap.h" "$INSTALL_DIR/include/"
 
-# Clean up
-rm -rf "ncurses-${VERSION}" "$TARBALL" "$DIR/build"
-
 echo "Installed ncurses to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

ncurses/setup.py

@@ -15,11 +15,8 @@ class BuildNcurses(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "ncurses", "install", "lib", "libncurses.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

openssl3/build.sh

@@ -1,75 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
-cd "$DIR"
-
-VERSION="3.4.1"
-INSTALL_DIR="$DIR/openssl3/install"
-
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libcrypto.a" ]; then
-  echo "openssl already present, skipping build."
-  exit 0
-fi
-
-NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
-
-# Download
-TARBALL="openssl-${VERSION}.tar.gz"
-if [ ! -d "openssl-src" ]; then
-  curl -fSL -o "$TARBALL" "https://github.com/openssl/openssl/releases/download/openssl-${VERSION}/${TARBALL}"
-  mkdir -p openssl-src
-  tar -xf "$TARBALL" -C openssl-src --strip-components=1
-  rm -f "$TARBALL"
-fi
-
-# Configure
-PREFIX="$DIR/build/prefix"
-cd openssl-src
-
-if [ "$(uname)" = "Darwin" ]; then
-  TARGET="darwin64-arm64-cc"
-else
-  MACHINE="$(uname -m)"
-  if [ "$MACHINE" = "x86_64" ]; then
-    TARGET="linux-x86_64"
-  elif [ "$MACHINE" = "aarch64" ]; then
-    TARGET="linux-aarch64"
-  else
-    TARGET="linux-${MACHINE}"
-  fi
-fi
-
-./Configure "$TARGET" \
-  --prefix="$PREFIX" \
-  --libdir=lib \
-  no-shared \
-  no-tests \
-  no-docs \
-  no-apps \
-  -fPIC \
-  -Os
-
-# Build
-make -j"$NJOBS"
-make install_sw
-
-cd "$DIR"
-
-# Copy to package install dir
-rm -rf "$INSTALL_DIR"
-mkdir -p "$INSTALL_DIR"/{lib,include}
-
-# Libraries
-cp "$PREFIX/lib/libcrypto.a" "$INSTALL_DIR/lib/"
-cp "$PREFIX/lib/libssl.a" "$INSTALL_DIR/lib/"
-
-# Headers
-cp -r "$PREFIX/include/openssl" "$INSTALL_DIR/include/"
-
-# Clean up
-rm -rf openssl-src "$DIR/build"
-
-echo "Installed openssl to $INSTALL_DIR"
-du -sh "$INSTALL_DIR"

openssl3/openssl3/__init__.py

@@ -1,11 +0,0 @@
-import os
-
-DIR = os.path.join(os.path.dirname(__file__), "install")
-LIB_DIR = os.path.join(DIR, "lib")
-INCLUDE_DIR = os.path.join(DIR, "include")
-
-
-def smoketest():
-  assert os.path.isfile(os.path.join(LIB_DIR, "libcrypto.a")), "libcrypto.a not found"
-  assert os.path.isfile(os.path.join(LIB_DIR, "libssl.a")), "libssl.a not found"
-  assert os.path.isdir(os.path.join(INCLUDE_DIR, "openssl")), "openssl headers not found"

pyproject.toml

@@ -7,12 +7,12 @@ members = [
   "ffmpeg",
   "gcc-arm-none-eabi",
   "git-lfs",
+  "imgui",
   "json11",
   "libjpeg",
   "libyuv",
+  "nanosvg",
   "ncurses",
-  "openssl3",
-  "python3-dev",
   "raylib",
   "zeromq",
   "zstd",

python3-dev/build.sh

@@ -1,44 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
-cd "$DIR"
-
-VERSION="3.12.8"
-INSTALL_DIR="$DIR/python3_dev/install"
-
-# Idempotent: skip if already present
-if [ -f "$INSTALL_DIR/include/Python.h" ]; then
-  echo "python3-dev headers already present, skipping."
-  exit 0
-fi
-
-TARBALL="Python-${VERSION}.tgz"
-URL="https://www.python.org/ftp/python/${VERSION}/${TARBALL}"
-
-echo "Downloading CPython ${VERSION} source ..."
-curl -fSL -o "$TARBALL" "$URL"
-
-echo "Extracting ..."
-tar xzf "$TARBALL"
-
-cd "Python-${VERSION}"
-
-# Run configure to generate pyconfig.h for this platform
-echo "Running configure to generate pyconfig.h ..."
-./configure --disable-shared --without-ensurepip > /dev/null 2>&1
-
-cd "$DIR"
-
-# Copy headers
-rm -rf "$INSTALL_DIR"
-mkdir -p "$INSTALL_DIR/include"
-
-cp -r "Python-${VERSION}/Include/"* "$INSTALL_DIR/include/"
-cp "Python-${VERSION}/pyconfig.h" "$INSTALL_DIR/include/"
-
-# Clean up
-rm -rf "Python-${VERSION}" "$TARBALL"
-
-echo "Installed python3-dev headers to $INSTALL_DIR"
-du -sh "$INSTALL_DIR"

python3-dev/python3_dev/__init__.py

@@ -1,9 +0,0 @@
-import os
-
-DIR = os.path.join(os.path.dirname(__file__), "install")
-INCLUDE_DIR = os.path.join(DIR, "include")
-
-
-def smoketest():
-  assert os.path.isfile(os.path.join(INCLUDE_DIR, "Python.h")), "Python.h not found"
-  assert os.path.isfile(os.path.join(INCLUDE_DIR, "pyconfig.h")), "pyconfig.h not found"

raylib/build.sh

@@ -6,13 +6,8 @@ cd "$DIR"
 
 INSTALL_DIR="$DIR/raylib/install"
 
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libraylib.a" ]; then
-  echo "raylib already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
+CC="ccache ${CC:-cc}"
 
 # Detect platform: PLATFORM_COMMA for comma devices, PLATFORM_DESKTOP otherwise
 RAYLIB_PLATFORM="${RAYLIB_PLATFORM:-PLATFORM_DESKTOP}"
@@ -33,6 +28,15 @@ if [[ "$(uname)" == "Linux" ]]; then
         sudo apt-get update && sudo apt-get install -y libdrm-dev libgbm-dev libgles2-mesa-dev libegl1-mesa-dev || true
       fi
     fi
+  elif [ "$RAYLIB_PLATFORM" = "PLATFORM_OFFSCREEN" ]; then
+    # offscreen (CI): needs EGL/GL dev packages (no X11)
+    if command -v apt-get &>/dev/null; then
+      if [ "$(id -u)" -eq 0 ]; then
+        apt-get update && apt-get install -y libegl-dev libgl-dev
+      else
+        sudo apt-get update && sudo apt-get install -y libegl-dev libgl-dev
+      fi
+    fi
   else
     # desktop: needs X11/GL dev packages
     if command -v dnf &>/dev/null; then
@@ -48,19 +52,20 @@ if [[ "$(uname)" == "Linux" ]]; then
 fi
 
 # Clone and build raylib C library
-RAYLIB_COMMIT="aa6ade09ac4bfb2847a356535f2d9f87e49ab089"
+RAYLIB_COMMIT="d9d7cc1353ec0f73c97e84ddf0973983d1ee25e2"
 
-if [ ! -d "raylib-src" ]; then
-  git clone -b master --no-tags https://github.com/commaai/raylib.git raylib-src
+if [ ! -d "raylib-src/.git" ]; then
+  rm -rf raylib-src
+  git clone --depth 1 -b platform-offscreen --no-tags https://github.com/commaai/raylib.git raylib-src
 fi
 
 cd raylib-src
-git fetch origin "$RAYLIB_COMMIT"
+git fetch --depth 1 origin "$RAYLIB_COMMIT"
 git reset --hard "$RAYLIB_COMMIT"
-git clean -xdff .
 
 cd src
-make -j"$NJOBS" PLATFORM="$RAYLIB_PLATFORM"
+make clean
+make -j"$NJOBS" PLATFORM="$RAYLIB_PLATFORM" CC="${CC:-gcc}"
 
 cd "$DIR"
 
@@ -71,13 +76,46 @@ mkdir -p "$INSTALL_DIR"/{lib,include}
 cp raylib-src/src/libraylib.a "$INSTALL_DIR/lib/"
 cp raylib-src/src/raylib.h raylib-src/src/raymath.h raylib-src/src/rlgl.h "$INSTALL_DIR/include/"
 
+# On x86_64 Linux, also build the offscreen variant for CI headless rendering
+if [[ "$(uname)" == "Linux" && "$(uname -m)" == "x86_64" && "$RAYLIB_PLATFORM" != "PLATFORM_OFFSCREEN" ]]; then
+  echo "Building offscreen variant..."
+
+  # Install EGL/GL dev packages needed for offscreen build + bundling
+  if command -v dnf &>/dev/null; then
+    dnf install -y mesa-libEGL-devel mesa-libGL-devel libglvnd-opengl libglvnd-core-devel 2>/dev/null || true
+  elif command -v apt-get &>/dev/null; then
+    if [ "$(id -u)" -eq 0 ]; then
+      apt-get update && apt-get install -y libegl-dev libgl-dev
+    else
+      sudo apt-get update && sudo apt-get install -y libegl-dev libgl-dev
+    fi
+  fi
+
+  cd raylib-src/src
+  make clean
+  make -j"$NJOBS" PLATFORM=PLATFORM_OFFSCREEN CC="${CC:-gcc}"
+  cp libraylib.a "$INSTALL_DIR/lib/libraylib_offscreen.a"
+  cd "$DIR"
+
+  # Bundle GLVND dispatchers so offscreen rendering works without extra system packages
+  MESA_DIR="$INSTALL_DIR/lib/mesa"
+  mkdir -p "$MESA_DIR"
+  ldconfig 2>/dev/null || true
+  for lib in libEGL.so.1 libOpenGL.so.0 libGLdispatch.so.0; do
+    src="$(ldconfig -p 2>/dev/null | grep "$lib" | grep -E 'x86.64|libc6,' | awk '{print $NF}' | head -1)"
+    if [ -n "$src" ] && [ -f "$src" ]; then
+      cp -L "$src" "$MESA_DIR/"
+      # Create unversioned symlink for the linker
+      base="${lib%%.so.*}"
+      ln -sf "$lib" "$MESA_DIR/${base}.so"
+    fi
+  done
+fi
+
 # Download raygui header
 RAYGUI_COMMIT="76b36b597edb70ffaf96f046076adc20d67e7827"
 curl -fsSLo "$INSTALL_DIR/include/raygui.h" \
   "https://raw.githubusercontent.com/raysan5/raygui/$RAYGUI_COMMIT/src/raygui.h"
 
-# Clean up source
-rm -rf raylib-src
-
 echo "Installed raylib to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

raylib/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "raylib"
-version = "5.5.0.4"
+version = "5.5.0.8"
 description = "raylib + pyray Python bindings (commaai fork)"
 requires-python = ">=3.8"
 dependencies = ["cffi>=1.17.1"]

raylib/raylib/__init__.py

@@ -1,26 +1,60 @@
 import os
+import platform as _platform
 
 DIR = os.path.join(os.path.dirname(__file__), "install")
 LIB_DIR = os.path.join(DIR, "lib")
 INCLUDE_DIR = os.path.join(DIR, "include")
 
 
+def _detect_platform():
+  """Auto-detect the raylib platform. In CI on Linux x86_64, use offscreen EGL rendering."""
+  explicit = os.environ.get("RAYLIB_PLATFORM", "")
+  if explicit:
+    return explicit
+  if os.environ.get("CI") and _platform.system() == "Linux" and _platform.machine() == "x86_64":
+    return "PLATFORM_OFFSCREEN"
+  return ""
+
+
 def smoketest():
   assert os.path.isfile(os.path.join(LIB_DIR, "libraylib.a")), "libraylib.a not found"
   assert os.path.isfile(os.path.join(INCLUDE_DIR, "raylib.h")), "raylib.h not found"
 
 
-# Build CFFI extension on first import if not already compiled
+# Build CFFI extension on first import if not already compiled,
+# or rebuild if the target platform changed since last build.
 def _ensure_cffi_built():
   import glob
   import subprocess
   import sys
   pkg_dir = os.path.dirname(__file__)
-  if not glob.glob(os.path.join(pkg_dir, "_raylib_cffi*")):
+  platform_marker = os.path.join(pkg_dir, ".raylib_platform")
+  requested = _detect_platform()
+
+  # Export so build.py picks it up
+  if requested:
+    os.environ["RAYLIB_PLATFORM"] = requested
+    # Mesa llvmpipe for software rendering in headless CI
+    if requested == "PLATFORM_OFFSCREEN":
+      os.environ.setdefault("LIBGL_ALWAYS_SOFTWARE", "1")
+
+  cffi_files = glob.glob(os.path.join(pkg_dir, "_raylib_cffi*"))
+
+  # Rebuild if platform changed
+  if cffi_files and requested:
+    built_for = open(platform_marker).read().strip() if os.path.isfile(platform_marker) else ""
+    if built_for != requested:
+      for f in cffi_files:
+        os.remove(f)
+      cffi_files = []
+
+  if not cffi_files:
     build_script = os.path.join(pkg_dir, "build.py")
     if os.path.isfile(build_script) and os.path.isfile(os.path.join(LIB_DIR, "libraylib.a")):
       try:
         subprocess.check_call([sys.executable, build_script], cwd=os.path.dirname(pkg_dir))
+        with open(platform_marker, "w") as f:
+          f.write(requested)
       except subprocess.CalledProcessError:
         pass
 

raylib/raylib/build.py

@@ -104,6 +104,17 @@ def build_ffi():
     if RAYLIB_PLATFORM == "PLATFORM_COMMA":
       extra_link_args.remove('-lGL')
       extra_link_args += ['-lGLESv2', '-lEGL', '-lgbm', '-ldrm']
+    elif RAYLIB_PLATFORM == "PLATFORM_OFFSCREEN":
+      # Use offscreen variant if available, otherwise fall back to default
+      offscreen_lib = os.path.join(RAYLIB_LIB_PATH, 'libraylib_offscreen.a')
+      if os.path.isfile(offscreen_lib):
+        extra_link_args[extra_link_args.index('-lraylib')] = '-lraylib_offscreen'
+      extra_link_args.remove('-lGL')
+      # Use bundled GLVND dispatchers if available, with RPATH for runtime
+      mesa_dir = os.path.join(RAYLIB_LIB_PATH, 'mesa')
+      if os.path.isdir(mesa_dir):
+        extra_link_args += [f'-L{mesa_dir}', f'-Wl,-rpath,$ORIGIN/install/lib/mesa']
+      extra_link_args += ['-lOpenGL', '-lEGL']
     else:
       extra_link_args += ['-lX11']
     extra_compile_args = ["-Wno-incompatible-pointer-types"]

raylib/raylib/version.py

@@ -1 +1 @@
-__version__ = "5.5.0.2"
+__version__ = "5.5.0.8"

raylib/setup.py

@@ -18,11 +18,8 @@ class BuildRaylib(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "raylib", "install", "lib", "libraylib.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     # Build CFFI extension so it's included in the wheel
     cffi_so = glob.glob(os.path.join(pkg_dir, "raylib", "_raylib_cffi*"))

setup.sh

@@ -15,12 +15,12 @@ run_as_root() {
 }
 
 if [ "$(uname)" = "Darwin" ]; then
-  brew install nasm pkg-config
+  brew install nasm pkg-config ccache
 elif command -v dnf &>/dev/null; then
-  dnf install -y nasm cmake gcc-c++ pkgconfig git perl-IPC-Cmd
+  dnf install -y nasm cmake gcc-c++ pkgconfig git perl-IPC-Cmd ccache
 elif command -v apt-get &>/dev/null; then
   run_as_root apt-get update
-  run_as_root apt-get install -y nasm cmake g++ pkg-config curl
+  run_as_root apt-get install -y nasm cmake g++ pkg-config curl ccache
 fi
 
 if ! command -v uv &>/dev/null; then

zeromq/build.sh

@@ -7,18 +7,15 @@ cd "$DIR"
 VERSION="4.3.5"
 INSTALL_DIR="$DIR/zeromq/install"
 
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libzmq.a" ]; then
-  echo "zeromq already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
 
-# Clone
-if [ ! -d "libzmq-src" ]; then
-  git clone --depth 1 --branch "v${VERSION}" https://github.com/zeromq/libzmq.git libzmq-src
+# Clone/update source
+if [ ! -d "libzmq-src/.git" ]; then
+  rm -rf libzmq-src
+  git clone --depth 1 https://github.com/zeromq/libzmq.git libzmq-src
 fi
+git -C libzmq-src fetch --depth 1 origin "v${VERSION}"
+git -C libzmq-src checkout --force FETCH_HEAD
 
 # Build
 PREFIX="$DIR/build/prefix"
@@ -54,8 +51,5 @@ cp "$PREFIX/lib/libzmq.a" "$INSTALL_DIR/lib/"
 cp "$PREFIX/include/zmq.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/zmq_utils.h" "$INSTALL_DIR/include/"
 
-# Clean up
-rm -rf libzmq-src "$DIR/build"
-
 echo "Installed zeromq to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

zeromq/setup.py

@@ -15,11 +15,8 @@ class BuildZeromq(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "zeromq", "install", "lib", "libzmq.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()
 

zstd/build.sh

@@ -7,18 +7,15 @@ cd "$DIR"
 VERSION="1.5.6"
 INSTALL_DIR="$DIR/zstd/install"
 
-# Idempotent: skip if already built
-if [ -f "$INSTALL_DIR/lib/libzstd.a" ]; then
-  echo "zstd already present, skipping build."
-  exit 0
-fi
-
 NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
 
-# Clone
-if [ ! -d "zstd-src" ]; then
-  git clone --depth 1 --branch "v${VERSION}" https://github.com/facebook/zstd.git zstd-src
+# Clone/update source
+if [ ! -d "zstd-src/.git" ]; then
+  rm -rf zstd-src
+  git clone --depth 1 https://github.com/facebook/zstd.git zstd-src
 fi
+git -C zstd-src fetch --depth 1 origin "v${VERSION}"
+git -C zstd-src checkout --force FETCH_HEAD
 
 # Build
 PREFIX="$DIR/build/prefix"
@@ -52,8 +49,5 @@ cp "$PREFIX/include/zstd.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/zstd_errors.h" "$INSTALL_DIR/include/"
 cp "$PREFIX/include/zdict.h" "$INSTALL_DIR/include/"
 
-# Clean up
-rm -rf zstd-src "$DIR/build"
-
 echo "Installed zstd to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"

zstd/setup.py

@@ -15,11 +15,8 @@ class BuildZstd(build_py):
 
   def run(self):
     pkg_dir = os.path.dirname(os.path.abspath(__file__))
-    marker = os.path.join(pkg_dir, "zstd", "install", "lib", "libzstd.a")
-
-    if not os.path.exists(marker):
-      build_script = os.path.join(pkg_dir, "build.sh")
-      subprocess.check_call(["bash", build_script], cwd=pkg_dir)
+    build_script = os.path.join(pkg_dir, "build.sh")
+    subprocess.check_call(["bash", build_script], cwd=pkg_dir)
 
     super().run()