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|
dnl Check for LIBXML2 Libraries
dnl CHECK_LIBXML2(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
dnl Sets:
dnl LIBXML2_CFLAGS
dnl LIBXML2_LIBS
AC_DEFUN([CHECK_XML2CONFIG], [
AC_MSG_CHECKING([for libxml2 config script])
for x in ${test_paths}; do
dnl # Determine if the script was specified and use it directly
if test ! -d "$x" -a -e "$x"; then
LIBXML2_CONFIG=$x
libxml2_path="no"
break
fi
dnl # Try known config script names/locations
for LIBXML2_CONFIG in xml2-config xml-2-config xml-config; do
if test -e "${x}/bin/${LIBXML2_CONFIG}"; then
libxml2_path="${x}/bin"
break
elif test -e "${x}/${LIBXML2_CONFIG}"; then
libxml2_path="${x}"
break
else
libxml2_path=""
fi
done
if test -n "$libxml2_path"; then
break
fi
done
if test -n "${libxml2_path}"; then
if test "${libxml2_path}" != "no"; then
LIBXML2_CONFIG="${libxml2_path}/${LIBXML2_CONFIG}"
fi
AC_MSG_RESULT([${LIBXML2_CONFIG}])
LIBXML2_VERSION=`${LIBXML2_CONFIG} --version | sed 's/^[[^0-9]][[^[:space:]]][[^[:space:]]]*[[[:space:]]]*//'`
if test ! -z "${LIBXML2_VERSION}"; then AC_MSG_NOTICE(xml VERSION: $LIBXML2_VERSION); fi
LIBXML2_CFLAGS="`${LIBXML2_CONFIG} --cflags` -DWITH_LIBXML2"
if test ! -z "${LIBXML2_CFLAGS}"; then AC_MSG_NOTICE(xml CFLAGS: $LIBXML2_CFLAGS); fi
LIBXML2_LDADD="`${LIBXML2_CONFIG} --libs`"
if test ! -z "${LIBXML2_LDADD}"; then AC_MSG_NOTICE(xml LDADD: $LIBXML2_LDADD); fi
AC_MSG_CHECKING([if libxml2 is at least v${LIBXML2_MIN_VERSION}])
libxml2_min_ver=`echo ${LIBXML2_MIN_VERSION} | awk -F. '{print (\$ 1 * 1000000) + (\$ 2 * 1000) + \$ 3}'`
libxml2_ver=`echo ${LIBXML2_VERSION} | awk -F. '{print (\$ 1 * 1000000) + (\$ 2 * 1000) + \$ 3}'`
if test "$libxml2_ver" -ge "$libxml2_min_ver"; then
AC_MSG_RESULT([yes, $LIBXML2_VERSION])
else
AC_MSG_RESULT([no, $LIBXML2_VERSION])
AC_MSG_ERROR([NOTE: libxml2 library must be at least ${LIBXML2_MIN_VERSION}])
fi
else
AC_MSG_RESULT([no])
fi
])
AC_DEFUN([CHECK_LIBXML2], [
AC_ARG_WITH(
libxml,
[AS_HELP_STRING([--with-libxml=PATH],[Path to libxml2 prefix or config script])],
[test_paths="${with_libxml}"],
[test_paths="/usr/local/libxml2 /usr/local/xml2 /usr/local/xml /usr/local /opt/libxml2 /opt/libxml /opt/xml2 /opt/xml /opt /usr"])
LIBXML2_MIN_VERSION="2.6.29"
LIBXML2_PKG_NAME="libxml-2.0"
LIBXML2_CONFIG=""
LIBXML2_VERSION=""
LIBXML2_CFLAGS=""
LIBXML2_CPPFLAGS=""
LIBXML2_LDADD=""
LIBXML2_LDFLAGS=""
if test "x${with_libxml}" != "xno"; then
if test -n "${PKG_CONFIG}"; then
AC_MSG_CHECKING([for libxml2 >= ${LIBXML2_MIN_VERSION} via pkg-config])
if `${PKG_CONFIG} --exists "${LIBXML2_PKG_NAME} >= ${LIBXML2_MIN_VERSION}"`; then
LIBXML2_VERSION="`${PKG_CONFIG} --modversion ${LIBXML2_PKG_NAME}`"
LIBXML2_CFLAGS="`${PKG_CONFIG} --cflags ${LIBXML2_PKG_NAME}` -DWITH_LIBXML2"
LIBXML2_LDADD="`${PKG_CONFIG} --libs-only-l ${LIBXML2_PKG_NAME}`"
LIBXML2_LDFLAGS="`${PKG_CONFIG} --libs-only-L --libs-only-other ${LIBXML2_PKG_NAME}`"
AC_MSG_RESULT([found version ${LIBXML2_VERSION}])
else
AC_MSG_RESULT([not found])
fi
fi
if test -z "${LIBXML2_VERSION}"; then
CHECK_XML2CONFIG
fi
fi
AC_SUBST(LIBXML2_CONFIG)
AC_SUBST(LIBXML2_VERSION)
AC_SUBST(LIBXML2_CFLAGS)
AC_SUBST(LIBXML2_CPPFLAGS)
AC_SUBST(LIBXML2_LDADD)
AC_SUBST(LIBXML2_LDFLAGS)
if test "x${with_libxml}" == "xno"; then
LIBXML2_DISABLED=yes
else
if test "x${with_libxml}" != "x"; then
LIBXML2_MANDATORY=yes
fi
fi
if test -z "${LIBXML2_VERSION}"; then
AC_MSG_NOTICE([*** libxml2 library not found.])
if test -z "${LIBXML2_MANDATORY}"; then
if test -z "${LIBXML2_DISABLED}"; then
LIBXML2_FOUND=0
else
LIBXML2_FOUND=2
fi
else
AC_MSG_ERROR([Libxml2 was explicitly referenced but it was not found])
LIBXML2_FOUND=-1
fi
else
LIBXML2_FOUND=1
AC_MSG_NOTICE([using libxml2 v${LIBXML2_VERSION}])
LIBXML2_DISPLAY="${LIBXML2_LDADD}, ${LIBXML2_CFLAGS}"
fi
AC_SUBST(LIBXML2_FOUND)
AC_SUBST(LIBXML2_DISPLAY)
])
|
