contrib/unbound/systemd.m4

   1 #   macros for configuring systemd
   2 #   Copyright 2015, Sami Kerola, CloudFlare.
   3 #   BSD licensed.
   4 AC_ARG_ENABLE([systemd],
   5         [AS_HELP_STRING([--enable-systemd], [compile with systemd support])],
   6         [], [enable_systemd=no])
   7 have_systemd=no
   8 AS_IF([test "x$enable_systemd" != xno], [
   9     ifdef([PKG_CHECK_MODULES], [
  10         dnl systemd v209 or newer
  11         PKG_CHECK_MODULES([SYSTEMD], [libsystemd], [have_systemd=yes], [have_systemd=no])
  12         dnl old systemd library
  13         AS_IF([test "x$have_systemd" != "xyes"], [
  14                 PKG_CHECK_MODULES([SYSTEMD_DAEMON], [libsystemd-daemon],
  15                         [have_systemd_daemon=yes], [have_systemd_daemon=no])
  16                 AS_IF([test "x$have_systemd_daemon" = "xyes"],
  17                         [have_systemd=yes])
  18         ])
  19         AS_CASE([$enable_systemd:$have_systemd],
  20         [yes:no],
  21                 [AC_MSG_ERROR([systemd enabled but libsystemd not found])],
  22         [*:yes],
  23                 [AC_DEFINE([HAVE_SYSTEMD], [1], [Define to 1 if systemd should be used])
  24                 LIBS="$LIBS $SYSTEMD_LIBS"
  25                 ]
  26         )
  27     ], [
  28         AC_MSG_ERROR([systemd enabled but need pkg-config to configure for it])
  29     ])
  30 ])
  31 AM_CONDITIONAL([USE_SYSTEMD], [test "x$have_systemd" = xyes])