-Wno-unused-parameter \
-Wno-missing-field-initializers \
-Wno-unused-result \
- -Wno-typedef-redefinition \
-Werror=overflow \
-Wdate-time \
-Wnested-externs \
-fstack-protector-strong \
-fPIE \
--param=ssp-buffer-size=4])
+
+AS_CASE([$CC], [*clang*],
+ [CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\
+ -Wno-typedef-redefinition \
+ -Wno-gnu-variable-sized-type-not-at-end \
+ ])])
+
AS_CASE([$CFLAGS], [*-O[[12345\ ]]*],
[CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
-flto -ffat-lto-objects])],
AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([*** Dynamic linking loader library not found])])
AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
AC_CHECK_HEADERS([linux/btrfs.h], [], [])
+AC_CHECK_HEADERS([linux/memfd.h], [], [])
# unconditionally pull-in librt with old glibc versions
AC_SEARCH_LIBS([clock_gettime], [rt], [], [])
AC_SUBST(RT_LIBS)
LIBS="$save_LIBS"
-AC_CHECK_FUNCS([fanotify_init fanotify_mark])
+AC_CHECK_FUNCS([memfd_create])
AC_CHECK_FUNCS([__secure_getenv secure_getenv])
AC_CHECK_DECLS([gettid, pivot_root, name_to_handle_at, setns, LO_FLAGS_PARTSCAN],
[], [], [[
[AC_MSG_ERROR([*** dbus-1 support requested but libraries not found])])])
AM_CONDITIONAL(HAVE_DBUS, [test "$have_dbus" = "yes"])
+# ------------------------------------------------------------------------------
+have_utmp=yes
+AC_ARG_ENABLE([utmp], AS_HELP_STRING([--disable-utmp], [disable utmp/wtmp log handling]),
+ AS_CASE("x${enableval}",
+ [xyes], [have_utmp=yes],
+ [xno], [have_utmp=no],
+ AC_MSG_ERROR(bad value ${enableval} for --enable-utmp)))
+AS_IF([test "x$have_utmp" = "xyes"], [AC_DEFINE(HAVE_UTMP, 1, [Define if utmp/wtmp support is enabled])])
+AM_CONDITIONAL([HAVE_UTMP], [test "x$have_utmp" = "xyes"])
+
# ------------------------------------------------------------------------------
have_compat_libs=no
AC_ARG_ENABLE([compat_libs], AS_HELP_STRING([--enable-compat-libs],[Enable creation of compatibility libraries]),
Split /usr: ${enable_split_usr}
SysV compatibility: ${SYSTEM_SYSV_COMPAT}
compatibility libraries: ${have_compat_libs}
+ utmp/wtmp support: ${have_utmp}
prefix: ${prefix}
rootprefix: ${with_rootprefix}