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dnl There are no module libsystemd-journal and libsystem-login
dnl up systemd version 209
PKG_CHECK_EXISTS([libsystemd],
[HAVE_LIBSYSTEMD=yes],
[HAVE_LIBSYSTEMD=no])
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])])
])
AS_IF([test x$HAVE_LIBSYSTEMD = xyes],
[login_lib_name=libsystemd],
[login_lib_name=libsystemd-login])
AM_COND_IF([HAVE_SYSTEMD],
[PKG_CHECK_MODULES([SYSTEMD_LOGIN],
[$login_lib_name],
[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],
[
AS_IF([test x$HAVE_LIBSYSTEMD = xyes],
[journal_lib_name=libsystemd],
[journal_lib_name=libsystemd-journal])
PKG_CHECK_MODULES(JOURNALD, [$journal_lib_name],
[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])
])
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