build-libexpat.sh

#!/usr/bin/env bash

# Written and placed in public domain by Jeffrey Walton
# This script builds Expat from sources.

EXPAT_VER=2.4.6
EXPAT_GH_VER=R_2_4_6
EXPAT_TAR=expat-${EXPAT_VER}.tar.bz2
EXPAT_DIR=expat-${EXPAT_VER}
PKG_NAME=expat

###############################################################################

# Get the environment as needed.
if [[ "${SETUP_ENVIRON_DONE}" != "yes" ]]; then
    if ! source ./setup-environ.sh
    then
        echo "Failed to set environment"
        exit 1
    fi
fi

if [[ -e "${INSTX_PKG_CACHE}/${PKG_NAME}" ]]; then
    echo ""
    echo "$PKG_NAME is already installed."
    exit 0
fi

# The password should die when this subshell goes out of scope
if [[ "${SUDO_PASSWORD_DONE}" != "yes" ]]; then
    if ! source ./setup-password.sh
    then
        echo "Failed to process password"
        exit 1
    fi
fi

###############################################################################

if ! ./build-cacert.sh
then
    echo "Failed to install CA Certs"
    exit 1
fi

###############################################################################

echo ""
echo "========================================"
echo "=============== libexpat ==============="
echo "========================================"

echo ""
echo "**********************"
echo "Downloading package"
echo "**********************"

if ! "${WGET}" -q -O "$EXPAT_TAR" --ca-certificate="${GITHUB_CA_ZOO}" \
     "https://github.com/libexpat/libexpat/releases/download/$EXPAT_GH_VER/$EXPAT_TAR"
then
    echo "Failed to download libexpat"
    exit 1
fi

rm -rf "$EXPAT_DIR" &>/dev/null
bzip2 -dk < "$EXPAT_TAR" | tar xf -
cd "$EXPAT_DIR" || exit 1

if [[ -e ../patch/expat.patch ]]; then
    patch -u -p0 < ../patch/expat.patch
    echo ""
fi

# Fix sys_lib_dlsearch_path_spec
bash "${INSTX_TOPDIR}/fix-configure.sh"

echo "**********************"
echo "Configuring package"
echo "**********************"

if [[ "${IS_SOLARIS}" -ne 0 ]]; then
    # Needed for INFINITY and NAN in test suite; see isinf(3m) man page.
    expat_cflags="${INSTX_CFLAGS} -std=c99"
else
    expat_cflags="${INSTX_CFLAGS}"
fi

    PKG_CONFIG_PATH="${INSTX_PKGCONFIG}" \
    CPPFLAGS="${INSTX_CPPFLAGS}" \
    ASFLAGS="${INSTX_ASFLAGS}" \
    CFLAGS="${expat_cflags}" \
    CXXFLAGS="${INSTX_CXXFLAGS}" \
    LDFLAGS="${INSTX_LDFLAGS}" \
    LIBS="${INSTX_LDLIBS}" \
./configure --enable-shared \
    --build="${AUTOCONF_BUILD}" \
    --prefix="${INSTX_PREFIX}" \
    --libdir="${INSTX_LIBDIR}" \
    --without-docbook \
    --without-xmlwf

if [[ "$?" -ne 0 ]]; then
    echo "Failed to configure libexpat"
    exit 1
fi

# Escape dollar sign for $ORIGIN in makefiles. Required so
# $ORIGIN works in both configure tests and makefiles.
bash "${INSTX_TOPDIR}/fix-makefiles.sh"

echo "**********************"
echo "Building package"
echo "**********************"

MAKE_FLAGS=("-j" "${INSTX_JOBS}" "V=1")
if ! "${MAKE}" "${MAKE_FLAGS[@]}"
then
    echo "Failed to build libexpat"
    exit 1
fi

# Fix flags in *.pc files
bash "${INSTX_TOPDIR}/fix-pkgconfig.sh"

# Fix runpaths
bash "${INSTX_TOPDIR}/fix-runpath.sh"

echo "**********************"
echo "Testing package"
echo "**********************"

MAKE_FLAGS=("check" "-k" "V=1")
if ! "${MAKE}" "${MAKE_FLAGS[@]}"
then
    echo "Failed to test libexpat"
    exit 1
fi

# Fix runpaths again
bash "${INSTX_TOPDIR}/fix-runpath.sh"

echo "**********************"
echo "Installing package"
echo "**********************"

MAKE_FLAGS=("install")
if [[ -n "${SUDO_PASSWORD}" ]]; then
    printf "%s\n" "${SUDO_PASSWORD}" | sudo ${SUDO_ENV_OPT} -S "${MAKE}" "${MAKE_FLAGS[@]}"
    printf "%s\n" "${SUDO_PASSWORD}" | sudo ${SUDO_ENV_OPT} -S bash "${INSTX_TOPDIR}/fix-permissions.sh" "${INSTX_PREFIX}"
else
    "${MAKE}" "${MAKE_FLAGS[@]}"
    bash "${INSTX_TOPDIR}/fix-permissions.sh" "${INSTX_PREFIX}"
fi

###############################################################################

touch "${INSTX_PKG_CACHE}/${PKG_NAME}"

cd "${CURR_DIR}" || exit 1

###############################################################################

# Set to false to retain artifacts
if true;
then
    ARTIFACTS=("$EXPAT_TAR" "$EXPAT_DIR")
    for artifact in "${ARTIFACTS[@]}"; do
        rm -rf "$artifact"
    done
fi

exit 0