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install.sh
executable file
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install.sh
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#!/bin/bash
# ./install.sh [directory [jobs]]
# Install GBWT headers and library to the home directory or to the specified
# directory. The number of parallel make jobs is equal to the number of
# logical CPU cores unless specified otherwise.
GBWT_DIR=$(pwd)
INCLUDE_DIR=include
INCLUDE=gbwt
LIBRARY_DIR=lib
LIBRARY=libgbwt.a
# Determine the directory where we will install GBWT.
if [ $# -ge 1 ]; then
PREFIX=${1}
else
PREFIX=${HOME}
fi
mkdir -p "${PREFIX}" 2> /dev/null
cd "${PREFIX}" > /dev/null 2>&1
if [ $? != 0 ]; then
echo "Error: Directory '${PREFIX}' does not exist and cannot be created."
exit 1
else
PREFIX=$(pwd -P)
fi
echo "Installing GBWT to '${PREFIX}'."
# Determine the number of jobs.
if [ $# -ge 2 ]; then
JOBS=${2}
else
JOBS=$(getconf _NPROCESSORS_ONLN)
fi
echo "Running ${JOBS} parallel make jobs."
# Create the include/library directories.
mkdir -p "${INCLUDE_DIR}" 2> /dev/null
if [ $? != 0 ]; then
echo "Error: Directory '${PREFIX}/${INCLUDE_DIR}' does not exist and cannot be created."
exit 1
fi
mkdir -p "${LIBRARY_DIR}" 2> /dev/null
if [ $? != 0 ]; then
echo "Error: Directory '${PREFIX}/${LIBRARY_DIR}' does not exist and cannot be created."
exit 1
fi
# Build GBWT.
cd "${GBWT_DIR}"
make clean > /dev/null
if [ $? != 0 ]; then
echo "Error: Cleanup failed."
exit 1
fi
make -j "${JOBS}"
if [ $? != 0 ]; then
echo "Error: Could not compile GBWT."
exit 1
fi
# Install GBWT.
cp -R "${INCLUDE_DIR}/${INCLUDE}" "${PREFIX}/${INCLUDE_DIR}" 2> /dev/null
if [ $? != 0 ]; then
echo "Error: Could not install the headers."
exit 1
fi
cp "${LIBRARY_DIR}/${LIBRARY}" "${PREFIX}/${LIBRARY_DIR}" 2> /dev/null
if [ $? != 0 ]; then
echo "Error: Could not install the library."
exit 1
fi
echo "GBWT installed to '${PREFIX}'."