82 lines
2.5 KiB
Plaintext
82 lines
2.5 KiB
Plaintext
dnl Check for LIBHAL compiler flags. On success, set nut_have_libhal="yes"
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dnl and set LIBHAL_CFLAGS and LIBHAL_LIBS. On failure, set
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dnl nut_have_libhal="no". This macro can be run multiple times, but will
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dnl do the checking only once.
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dnl NUT requires HAL version 0.5.8 at least
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AC_DEFUN([NUT_CHECK_LIBHAL],
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[
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if test -z "${nut_have_libhal_seen}"; then
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nut_have_libhal_seen=yes
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CFLAGS_ORIG="${CFLAGS}"
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LIBS_ORIG="${LIBS}"
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AC_MSG_CHECKING(for libhal version via pkg-config (0.5.8 minimum required))
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HAL_VERSION="`pkg-config --silence-errors --modversion hal 2>/dev/null`"
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if test "$?" != "0" -o -z "${HAL_VERSION}"; then
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AC_MSG_RESULT(none found)
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elif pkg-config --silence-errors --atleast-version=0.5.8 hal 2>/dev/null; then
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AC_MSG_RESULT(${HAL_VERSION} found)
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else
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AC_MSG_WARN(${HAL_VERSION} is too old)
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fi
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AC_MSG_CHECKING(for libhal cflags)
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AC_ARG_WITH(hal-includes,
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AS_HELP_STRING([@<:@--with-hal-includes=CFLAGS@:>@], [include flags for the HAL library]),
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[
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case "${withval}" in
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yes|no)
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AC_MSG_ERROR(invalid option --with(out)-hal-includes - see docs/configure.txt)
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;;
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*)
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CFLAGS="${withval}"
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;;
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esac
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], [
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dnl also get cflags from glib-2.0 to workaround a bug in dbus-glib
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CFLAGS="`pkg-config --silence-errors --cflags hal dbus-glib-1 2>/dev/null`"
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if test "$?" != "0"; then
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CFLAGS="-DDBUS_API_SUBJECT_TO_CHANGE -I/usr/include/hal -I/usr/include/dbus-1.0 -I/usr/lib/dbus-1.0/include"
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fi
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])
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AC_MSG_RESULT([${CFLAGS}])
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AC_MSG_CHECKING(for libhal ldflags)
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AC_ARG_WITH(hal-libs,
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AS_HELP_STRING([@<:@--with-hal-libs=LIBS@:>@], [linker flags for the HAL library]),
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[
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case "${withval}" in
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yes|no)
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AC_MSG_ERROR(invalid option --with(out)-hal-libs - see docs/configure.txt)
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;;
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*)
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LIBS="${withval}"
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;;
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esac
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], [
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dnl also get libs from glib-2.0 to workaround a bug in dbus-glib
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LIBS="`pkg-config --silence-errors --libs hal dbus-glib-1 2>/dev/null`"
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if test "$?" != "0"; then
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LIBS="-lhal -ldbus-1 -lpthread"
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fi
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])
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AC_MSG_RESULT([${LIBS}])
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dnl check if HAL is usable
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AC_CHECK_HEADERS(libhal.h, [nut_have_libhal=yes], [nut_have_libhal=no], [AC_INCLUDES_DEFAULT])
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AC_CHECK_HEADERS(glib.h dbus/dbus-glib.h, [], [nut_have_libhal=no], [AC_INCLUDES_DEFAULT])
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AC_CHECK_FUNCS(libhal_device_new_changeset, [], [nut_have_libhal=no])
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if test "${nut_have_libhal}" = "yes"; then
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AC_CHECK_FUNCS(g_timeout_add_seconds)
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LIBHAL_CFLAGS="${CFLAGS}"
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LIBHAL_LIBS="${LIBS}"
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fi
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CFLAGS="${CFLAGS_ORIG}"
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LIBS="${LIBS_ORIG}"
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fi
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])
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