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#!/bin/bash
# Exit immediately if a command exits with a non-zero status
set -e
# Default installation prefix
INSTALL_PREFIX="/usr/local"
# Function to display help message
show_help() {
echo "Script to install or update TA-Lib"
echo ""
echo "Usage: $0 [Options]"
echo ""
echo "Options:"
echo " -p, --prefix <installation_prefix> Specify the installation prefix (default: /usr/local)"
echo " -h, --help Show this help message and exit"
}
# Parse command line arguments for custom installation prefix
while [[ "$#" -gt 0 ]]; do
case $1 in
-p|--prefix) INSTALL_PREFIX="$2"; shift ;;
-h|--help) show_help; exit 0 ;;
*) echo "Unknown parameter passed: $1"; exit 1 ;;
esac
shift
done
if ! command -v cmake &> /dev/null; then
echo "CMake is not installed. Please install CMake and try again."
exit 1
fi
# Check if the script is run with sudo
if [[ "$EUID" -ne 0 ]]; then
echo "This script must be run with sudo. Please rerun the script like this:"
echo "sudo" "$0" "$@"
exit 1
fi
# For security (and avoid permission issues on created directories), run the
# following commands as the original non-sudo user.
sudo -u "$SUDO_USER" bash <<EOF
# Exit immediately if a command exits with a non-zero status
set -e
# echo "Running as user: \$(whoami)"
# echo "Effective user ID: \$(id -u)"
if [[ "\$(id -u)" -eq 0 ]]; then
echo "Internal error: This subshell must not run with sudo privileges."
exit 1
fi
# Create build directory if it doesn't exist
mkdir -p build
cd build
# Create the makefiles and build.
cmake -DCMAKE_INSTALL_PREFIX="${INSTALL_PREFIX}" ..
cmake --build .
# Run ta-lib/bin/ta_regtest for validation.
../bin/ta_regtest
EOF
# Install in /usr/local (by default).
# You can use "install.sh --prefix" to specify a custom location.
cd build
sudo cmake --install .
cd ..
echo "Installation completed successfully!"
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