Files
dependencies/bzip2/build.sh
Adeeb Shihadeh db4664139a add bzip2 package (#28)
Static build of bzip2 1.0.8 (libbz2.a + bzlib.h) for use as a
vendored dependency in openpilot replay/cabana tools.

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-27 12:01:40 -08:00

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#!/usr/bin/env bash
set -e
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
cd "$DIR"
VERSION="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="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
# Download
if [ ! -d "bzip2-src" ]; then
curl -L "https://sourceware.org/pub/bzip2/bzip2-${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
fi
# Build static library with -fPIC
cd bzip2-src
make -j"$NJOBS" libbz2.a CC="${CC:-cc}" CFLAGS="-Wall -Winline -O2 -fPIC -D_FILE_OFFSET_BITS=64"
cd "$DIR"
# Copy to package install dir
rm -rf "$INSTALL_DIR"
mkdir -p "$INSTALL_DIR"/{lib,include}
# Library
cp bzip2-src/libbz2.a "$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"