dnl A macro to check presence of systemd on the system

AC_DEFUN([AM_CHECK_SYSTEMD],

[

PKG_CHECK_EXISTS(systemd,

[ HAVE_SYSTEMD=1, AC_SUBST(HAVE_SYSTEMD) ],

[AC_MSG_ERROR([Could not detect systemd presence])]

)

])

AM_COND_IF([HAVE_SYSTEMD],

[PKG_CHECK_MODULES([SYSTEMD_LOGIN], [libsystemd-login],

[AC_DEFINE_UNQUOTED(HAVE_SYSTEMD_LOGIN, 1, [Build with libsystemdlogin support])],

[AC_MSG_NOTICE([Build without libsystemd-login support])])])

dnl A macro to check presence of journald on the system

AC_DEFUN([AM_CHECK_JOURNALD],

[

PKG_CHECK_MODULES(JOURNALD,

libsystemd-journal,

[AC_DEFINE_UNQUOTED([WITH_JOURNALD], 1, [journald is available])])

dnl Some older versions of pkg-config might not set these automatically

dnl while setting CFLAGS and LIBS manually twice doesn't hurt.

AC_SUBST([JOURNALD_CFLAGS])

AC_SUBST([JOURNALD_LIBS])

])