ModSecurity/apache2/build/find_xml.m4

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dnl Check for XML Libraries
dnl CHECK_LIBXML(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
dnl Sets:
dnl LIBXML_CFLAGS
dnl LIBXML_LIBS
LIBXML_CONFIG="xml2-config"
LIBXML_CFLAGS=""
LIBXML_LIBS=""
AC_DEFUN([CHECK_LIBXML],
[dnl
AC_ARG_WITH(
libxml,
[AC_HELP_STRING([--with-libxml=PATH],[Path to the libxml2 prefix])],
libxml_path="$withval",
:)
dnl # Determine xml lib directory
if test -z "${libxml_path}"; then
test_paths="/usr/local /usr"
else
test_paths="${libxml_path}"
fi
AC_MSG_CHECKING([for libxml2 config script])
for x in ${test_paths}; do
if test -e "${x}/bin/${LIBXML_CONFIG}"; then
with_libxml="${x}/bin"
break
else
with_libxml=""
fi
done
if test -n "${with_libxml}"; then
LIBXML_CONFIG="${with_libxml}/${LIBXML_CONFIG}"
AC_MSG_RESULT([${LIBXML_CONFIG}])
LIBXML_CFLAGS="`${LIBXML_CONFIG} --cflags`"
LIBXML_LIBS="`${LIBXML_CONFIG} --libs`"
CFLAGS=$save_CFLAGS
LDFLAGS=$save_LDFLAGS
else
AC_MSG_RESULT([no])
fi
AC_SUBST(LIBXML_LIBS)
AC_SUBST(LIBXML_CFLAGS)
if test -z "${LIBXML_LIBS}"; then
AC_MSG_NOTICE([*** libxml2 library not found.])
ifelse([$2], , AC_MSG_ERROR([libxml2 library is required]), $2)
else
AC_MSG_NOTICE([using '${LIBXML_LIBS}' for libxml Library])
ifelse([$1], , , $1)
fi
])