#!/bin/bash
set -e

# With simpleBuildEnvironment flag, we're already in build directory
# which contains the built source tree
build_dir=$1
install_dir=$2
install_type=$3

# Change to unix subdirectory for installation
cd sources/unix

# Install the package
make install DESTDIR=${install_dir}

# Make the installed library writable so debugging symbols can be removed later
# Find the actual library location (lib or lib64)
LIB_PATH=$(find ${install_dir}${PREFIX} -name "libtcl8.6.so" -type f | head -1)
chmod -v u+w ${LIB_PATH}

# Install TCL's headers (required by next package, Expect)
make install-private-headers DESTDIR=${install_dir}

# Create necessary symbolic link
mkdir -p ${install_dir}${BINDIR}
ln -sfv ${install_dir}${BINDIR}/tclsh8.6 ${install_dir}${BINDIR}/tclsh8.6
ln -sfv tclsh8.6 ${install_dir}${BINDIR}/tclsh

# Rename a man page that conflicts with a Perl man page
mv ${install_dir}${PREFIX}/share/man/man3/{Thread,Tcl_Thread}.3

echo "TCL 8.6.16 installation completed successfully."