nut-debian/m4/nut_check_libfreeipmi.m4
2022-07-10 09:23:45 +02:00

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dnl Check for FreeIPMI (LIBFREEIPMI) compiler flags. On success, set
dnl nut_have_freeipmi="yes" and nut_ipmi_lib="FreeIPMI", and define WITH_IPMI,
dnl WITH_FREEIPMI, LIBIPMI_CFLAGS and LIBIPMI_LIBS. On failure, set
dnl nut_have_freeipmi="no".
dnl This macro can be run multiple times, but will do the checking only once.
AC_DEFUN([NUT_CHECK_LIBFREEIPMI],
[
if test -z "${nut_have_libfreeipmi_seen}"; then
nut_have_libfreeipmi_seen=yes
NUT_CHECK_PKGCONFIG
dnl save CFLAGS and LIBS
CFLAGS_ORIG="${CFLAGS}"
LIBS_ORIG="${LIBS}"
AS_IF([test x"$have_PKG_CONFIG" = xyes],
[dnl pkg-config support requires Freeipmi 1.0.5, released on Thu Jun 30 2011
dnl but NUT should only require 0.8.5 (for nut-scanner) and 1.0.1 (for
dnl nut-ipmipsu) (comment from upstream Al Chu)
AC_MSG_CHECKING(for FreeIPMI version via pkg-config)
FREEIPMI_VERSION="`$PKG_CONFIG --silence-errors --modversion libfreeipmi 2>/dev/null`"
if test "$?" != "0" -o -z "${FREEIPMI_VERSION}"; then
FREEIPMI_VERSION="none"
fi
AC_MSG_RESULT(${FREEIPMI_VERSION} found)
],
[FREEIPMI_VERSION="none"
AC_MSG_NOTICE([can not check FreeIPMI settings via pkg-config])
]
)
AS_IF([test x"$FREEIPMI_VERSION" != xnone],
[CFLAGS="`$PKG_CONFIG --silence-errors --cflags libfreeipmi libipmimonitoring 2>/dev/null`"
LIBS="`$PKG_CONFIG --silence-errors --libs libfreeipmi libipmimonitoring 2>/dev/null`"
],
[CFLAGS=""
LIBS="-lfreeipmi -lipmimonitoring"
]
)
dnl allow overriding FreeIPMI settings if the user knows best
AC_MSG_CHECKING(for FreeIPMI cflags)
AC_ARG_WITH(freeipmi-includes,
AS_HELP_STRING([@<:@--with-freeipmi-includes=CFLAGS@:>@], [include flags for the FreeIPMI library]),
[
case "${withval}" in
yes|no)
AC_MSG_ERROR(invalid option --with(out)-freeipmi-includes - see docs/configure.txt)
;;
*)
CFLAGS="${withval}"
;;
esac
], [])
AC_MSG_RESULT([${CFLAGS}])
AC_MSG_CHECKING(for FreeIPMI ldflags)
AC_ARG_WITH(freeipmi-libs,
AS_HELP_STRING([@<:@--with-freeipmi-libs=LIBS@:>@], [linker flags for the FreeIPMI library]),
[
case "${withval}" in
yes|no)
AC_MSG_ERROR(invalid option --with(out)-freeipmi-libs - see docs/configure.txt)
;;
*)
LIBS="${withval}"
;;
esac
], [])
AC_MSG_RESULT([${LIBS}])
dnl check if freeipmi is usable with our current flags
AC_CHECK_HEADERS(freeipmi/freeipmi.h, [nut_have_freeipmi=yes], [nut_have_freeipmi=no], [AC_INCLUDES_DEFAULT])
AC_CHECK_HEADERS(ipmi_monitoring.h, [], [nut_have_freeipmi=no], [AC_INCLUDES_DEFAULT])
AC_SEARCH_LIBS([ipmi_ctx_create], [freeipmi], [], [nut_have_freeipmi=no])
dnl when version cannot be tested (prior to 1.0.5, with no pkg-config)
dnl we have to check for some specific functions
AC_SEARCH_LIBS([ipmi_ctx_find_inband], [freeipmi], [], [nut_have_freeipmi=no])
AC_SEARCH_LIBS([ipmi_monitoring_init], [ipmimonitoring], [nut_have_freeipmi_monitoring=yes], [nut_have_freeipmi_monitoring=no])
AC_SEARCH_LIBS([ipmi_monitoring_sensor_read_record_id], [ipmimonitoring], [], [nut_have_freeipmi_monitoring=no])
dnl Check for FreeIPMI 1.1.X / 1.2.X which implies API changes!
AC_SEARCH_LIBS([ipmi_sdr_cache_ctx_destroy], [freeipmi], [nut_have_freeipmi_11x_12x=no], [])
AC_SEARCH_LIBS([ipmi_sdr_ctx_destroy], [freeipmi], [nut_have_freeipmi_11x_12x=yes], [nut_have_freeipmi_11x_12x=no])
if test "${nut_have_freeipmi}" = "yes"; then
nut_with_ipmi="yes"
nut_ipmi_lib="(FreeIPMI)"
nut_have_libipmi="yes"
AC_DEFINE(HAVE_FREEIPMI, 1, [Define if FreeIPMI support is available])
LIBIPMI_CFLAGS="${CFLAGS}"
LIBIPMI_LIBS="${LIBS}"
fi
if test "${nut_have_freeipmi_11x_12x}" = "yes"; then
AC_DEFINE(HAVE_FREEIPMI_11X_12X, 1, [Define if FreeIPMI 1.1.X / 1.2.X support is available])
fi
if test "${nut_have_freeipmi_monitoring}" = "yes"; then
AC_DEFINE(HAVE_FREEIPMI_MONITORING, 1, [Define if FreeIPMI monitoring support is available])
fi
dnl restore original CFLAGS and LIBS
CFLAGS="${CFLAGS_ORIG}"
LIBS="${LIBS_ORIG}"
fi
])