PKGEXT was not defined in the context

export HOME=/build

sudo -u nobody makepkg $MAKEPKG_ARGS || touch BUILD_FAILED

[ -f BUILD_FAILED ] && exit 1

which namcap &>/dev/null && namcap /build/PKGBUILD /pkgdest/*${PKGEXT} > /pkgdest/namcap.log

which namcap &>/dev/null && namcap /build/PKGBUILD /pkgdest/*.pkg.tar.* > /pkgdest/namcap.log

exit 0

EOF

) > "$copydir/chrootbuild"

chmod +x "$copydir/chrootbuild"

if mkarchroot -r "/chrootbuild" "$copydir"; then

	for pkgfile in "${copydir}"/pkgdest/*${PKGEXT}; do

	for pkgfile in "${copydir}"/pkgdest/*.pkg.tar.*; do

		[ -e "$pkgfile" ] || continue

		_pkgname=$(basename "$pkgfile")

		if [ "$add_to_db" -eq "1" ]; then