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#!/usr/bin/env bash
set -euo pipefail
# Config
BUILD_DIR=${BUILD_DIR:-build}
BUILD_TYPE=${BUILD_TYPE:-Debug}
NUM_JOBS=$(nproc 2>/dev/null || sysctl -n hw.logicalcpu 2>/dev/null || echo 8)
CMAKE_GENERATOR=${CMAKE_GENERATOR:-}
PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# Parse Arguments
while [[ $# -gt 0 ]]; do
case $1 in
release|--release) BUILD_TYPE=Release ;;
debug|--debug) BUILD_TYPE=Debug ;;
ninja|--ninja) CMAKE_GENERATOR="-G Ninja" ;;
clean|--clean) rm -rf "$BUILD_DIR"; echo "Cleaned $BUILD_DIR"; exit 0 ;;
*) echo "Unknown argument: $1"; exit 1 ;;
esac
shift
done
# Create and enter build direcotry
mkdir -p "$BUILD_DIR"
cd "$BUILD_DIR"
# Configure CMake
echo "Configuring ($BUILD_TYPE) in $BUILD_DIR ..."
cmake ../cmake \
-DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
-DCMAKE_BUILD_TYPE="$BUILD_TYPE" \
$CMAKE_GENERATOR \
"${CMAKE_ARGS:-}" # allow CMAKE_ARGS="..." ./compile.sh for extra flags
# Refresh compile_commands.json
rm -f ../compile_commands.json
if [[ -f compile_commands.json ]]; then
ln -sf "$(pwd)/compile_commands.json" ../compile_commands.json
chmod a-x ../compile_commands.json 2>/dev/null || true
echo "compile_commands.json linked"
fi
# ----------- Build -----------------------------------------------------
echo "Building with $NUM_JOBS jobs ..."
cmake --build . -- -j"$NUM_JOBS"
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