dnl ############################################ dnl use flistxattr as the key function for having dnl sufficient xattr support for posix xattr backend AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h) AC_SEARCH_LIBS_EXT(flistxattr, [attr], XATTR_LIBS) AC_CHECK_FUNC_EXT(flistxattr, $XATTR_LIBS) SMB_EXT_LIB(XATTR,[${XATTR_LIBS}],[${XATTR_CFLAGS}],[${XATTR_CPPFLAGS}],[${XATTR_LDFLAGS}]) if test x"$ac_cv_func_ext_flistxattr" = x"yes"; then AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [old_LIBS=$LIBS LIBS="$LIBS $XATTRLIBS" AC_TRY_COMPILE([ #include <sys/types.h> #if HAVE_ATTR_XATTR_H #include <attr/xattr.h> #elif HAVE_SYS_XATTR_H #include <sys/xattr.h> #endif #ifndef NULL #define NULL ((void *)0) #endif ],[ getxattr(NULL, NULL, NULL, 0, 0, 0); ],smb_attr_cv_xattr_add_opt=yes,smb_attr_cv_xattr_add_opt=no) LIBS=$old_LIBS]) if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then AC_DEFINE(XATTR_ADDITIONAL_OPTIONS, 1, [xattr functions have additional options]) fi AC_DEFINE(HAVE_XATTR_SUPPORT,1,[Whether we have xattr support]) SMB_ENABLE(XATTR,YES) fi