+AC_DEFUN([AC_PACKAGE_NEED_ATTR_XATTR_H],
+ [ AC_CHECK_HEADERS([attr/xattr.h])
+ if test "$ac_cv_header_attr_xattr_h" != "yes"; then
+ echo
+ echo 'FATAL ERROR: attr/xattr.h does not exist.'
+ echo 'Install the extended attributes (attr) development package.'
+ echo 'Alternatively, run "make install-lib" from the attr source.'
+ exit 1
+ fi
+ ])
+
+AC_DEFUN([AC_PACKAGE_NEED_ATTR_ERROR_H],
+ [ AC_CHECK_HEADERS([attr/error_context.h])
+ if test "$ac_cv_header_attr_error_context_h" != "yes"; then
+ echo
+ echo 'FATAL ERROR: attr/error_context.h does not exist.'
+ echo 'Install the extended attributes (attr) development package.'
+ echo 'Alternatively, run "make install-lib" from the attr source.'
+ exit 1
+ fi
+ ])
+
+AC_DEFUN([AC_PACKAGE_NEED_ATTRIBUTES_H],
+ [ have_attributes_h=false
+ AC_CHECK_HEADERS([attr/attributes.h sys/attributes.h], [have_attributes_h=true], )
+ if test "$have_attributes_h" = "false"; then
+ echo
+ echo 'FATAL ERROR: attributes.h does not exist.'
+ echo 'Install the extended attributes (attr) development package.'
+ echo 'Alternatively, run "make install-lib" from the attr source.'
+ exit 1
+ fi
+ ])
+
+AC_DEFUN([AC_PACKAGE_NEED_GETXATTR_LIBATTR],
+ [ AC_CHECK_LIB(attr, getxattr,, [
+ echo
+ echo 'FATAL ERROR: could not find a valid Extended Attributes library.'
+ echo 'Install the extended attributes (attr) development package.'
+ echo 'Alternatively, run "make install-lib" from the attr source.'
+ exit 1
+ ])
+ libattr="-lattr"
+ test -f `pwd`/../attr/libattr/libattr.la && \
+ libattr="`pwd`/../attr/libattr/libattr.la"
+ test -f /usr/lib/libattr.la && libattr="/usr/lib/libattr.la"
+ AC_SUBST(libattr)
+ ])
+
+AC_DEFUN([AC_PACKAGE_NEED_ATTRGET_LIBATTR],
+ [ AC_CHECK_LIB(attr, attr_get,, [
+ echo
+ echo 'FATAL ERROR: could not find a valid Extended Attributes library.'
+ echo 'Install the extended attributes (attr) development package.'
+ echo 'Alternatively, run "make install-lib" from the attr source.'
+ exit 1
+ ])
+ libattr="-lattr"
+ test -f `pwd`/../attr/libattr/libattr.la && \
+ libattr="`pwd`/../attr/libattr/libattr.la"
+ test -f /usr/lib/libattr.la && libattr="/usr/lib/libattr.la"
+ AC_SUBST(libattr)
+ ])
+
+AC_DEFUN([AC_PACKAGE_NEED_ATTRIBUTES_MACROS],
+ [ AC_MSG_CHECKING([macros in attr/attributes.h])
+ AC_TRY_LINK([
+#include <sys/types.h>
+#include <attr/attributes.h>],
+ [ int x = ATTR_SECURE; ], [ echo ok ], [
+ echo
+ echo 'FATAL ERROR: could not find a current attributes header.'
+ echo 'Upgrade the extended attributes (attr) development package.'
+ echo 'Alternatively, run "make install-dev" from the attr source.'
+ exit 1 ])
+ ])
+