From f67ffb5c9408ddc9a0dd01b9e6b2b91cee32ea98 Mon Sep 17 00:00:00 2001
From: Adeeb Shihadeh <adeebshihadeh@gmail.com>
Date: Sun, 22 Feb 2026 19:45:10 -0800
Subject: [PATCH] add zeromq package (#7)

Static build of libzmq 4.3.5 providing headers and library for
C/C++ projects that link against zmq.

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
---
 zeromq/build.sh           | 59 +++++++++++++++++++++++++++++++++++++
 zeromq/pyproject.toml     | 15 ++++++++++
 zeromq/setup.py           | 61 +++++++++++++++++++++++++++++++++++++++
 zeromq/zeromq/__init__.py | 10 +++++++
 4 files changed, 145 insertions(+)
 create mode 100755 zeromq/build.sh
 create mode 100644 zeromq/pyproject.toml
 create mode 100644 zeromq/setup.py
 create mode 100644 zeromq/zeromq/__init__.py

diff --git a/zeromq/build.sh b/zeromq/build.sh
new file mode 100755
index 0000000..3bd64bd
--- /dev/null
+++ b/zeromq/build.sh
@@ -0,0 +1,59 @@
+#!/usr/bin/env bash
+set -e
+
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
+cd "$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
+fi
+
+# Build
+PREFIX="$DIR/build/prefix"
+mkdir -p "$DIR/build"
+
+cmake -S libzmq-src -B "$DIR/build" \
+  -DCMAKE_BUILD_TYPE=MinSizeRel \
+  -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=ON \
+  -DCMAKE_INSTALL_PREFIX="$PREFIX" \
+  -DCMAKE_INSTALL_LIBDIR=lib \
+  -DCMAKE_POLICY_VERSION_MINIMUM=3.5 \
+  -DWITH_LIBSODIUM=OFF \
+  -DWITH_TLS=OFF \
+  -DWITH_DOCS=OFF \
+  -DBUILD_TESTS=OFF \
+  -DBUILD_SHARED=OFF \
+  -DBUILD_STATIC=ON \
+  -DENABLE_DRAFTS=OFF
+
+cmake --build "$DIR/build" -j"$NJOBS"
+cmake --install "$DIR/build"
+
+# Copy to package install dir
+rm -rf "$INSTALL_DIR"
+mkdir -p "$INSTALL_DIR"/{lib,include}
+
+# Library
+cp "$PREFIX/lib/libzmq.a" "$INSTALL_DIR/lib/"
+
+# Headers
+cp "$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"
diff --git a/zeromq/pyproject.toml b/zeromq/pyproject.toml
new file mode 100644
index 0000000..ecbda65
--- /dev/null
+++ b/zeromq/pyproject.toml
@@ -0,0 +1,15 @@
+[build-system]
+requires = ["setuptools>=64", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "zeromq"
+version = "4.3.5"
+description = "ZeroMQ messaging library (static build)"
+requires-python = ">=3.8"
+
+[tool.setuptools.packages.find]
+include = ["zeromq*"]
+
+[tool.setuptools.package-data]
+zeromq = ["install/**/*"]
diff --git a/zeromq/setup.py b/zeromq/setup.py
new file mode 100644
index 0000000..5f1d786
--- /dev/null
+++ b/zeromq/setup.py
@@ -0,0 +1,61 @@
+import os
+import platform
+import subprocess
+
+from setuptools.command.build_py import build_py
+
+try:
+  from wheel.bdist_wheel import bdist_wheel
+except ImportError:
+  bdist_wheel = None
+
+
+class BuildZeromq(build_py):
+  """Run build.sh to compile zeromq before collecting package data."""
+
+  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)
+
+    super().run()
+
+
+cmdclass = {"build_py": BuildZeromq}
+
+if bdist_wheel is not None:
+
+  class PlatformWheel(bdist_wheel):
+    """Produce a platform-specific, Python-version-agnostic wheel."""
+
+    def finalize_options(self):
+      super().finalize_options()
+      self.root_is_pure = False
+
+    def get_tag(self):
+      system = platform.system()
+      machine = platform.machine()
+
+      if system == "Linux":
+        plat = f"linux_{machine}"
+      elif system == "Darwin":
+        plat = "macosx_11_0_arm64"
+      else:
+        plat = f"{system.lower()}_{machine}"
+
+      return "py3", "none", plat
+
+  cmdclass["bdist_wheel"] = PlatformWheel
+
+
+def setup():
+  from setuptools import setup as _setup
+
+  _setup(cmdclass=cmdclass)
+
+
+if __name__ == "__main__":
+  setup()
diff --git a/zeromq/zeromq/__init__.py b/zeromq/zeromq/__init__.py
new file mode 100644
index 0000000..30429bb
--- /dev/null
+++ b/zeromq/zeromq/__init__.py
@@ -0,0 +1,10 @@
+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, "libzmq.a")), "libzmq.a not found"
+  assert os.path.isfile(os.path.join(INCLUDE_DIR, "zmq.h")), "zmq.h not found"