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dnl Checks for libcnotify required headers and functions
dnl
dnl Version: 20240513
dnl Function to detect if libcnotify is available
dnl ac_libcnotify_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
AC_DEFUN([AX_LIBCNOTIFY_CHECK_LIB],
[AS_IF(
[test "x$ac_cv_enable_shared_libs" = xno || test "x$ac_cv_with_libcnotify" = xno],
[ac_cv_libcnotify=no],
[ac_cv_libcnotify=check
dnl Check if the directory provided as parameter exists
dnl For both --with-libcnotify which returns "yes" and --with-libcnotify= which returns ""
dnl treat them as auto-detection.
AS_IF(
[test "x$ac_cv_with_libcnotify" != x && test "x$ac_cv_with_libcnotify" != xauto-detect && test "x$ac_cv_with_libcnotify" != xyes],
[AX_CHECK_LIB_DIRECTORY_EXISTS([libcnotify])],
[dnl Check for a pkg-config file
AS_IF(
[test "x$cross_compiling" != "xyes" && test "x$PKGCONFIG" != "x"],
[PKG_CHECK_MODULES(
[libcnotify],
[libcnotify >= 20120425],
[ac_cv_libcnotify=yes],
[ac_cv_libcnotify=check])
])
AS_IF(
[test "x$ac_cv_libcnotify" = xyes],
[ac_cv_libcnotify_CPPFLAGS="$pkg_cv_libcnotify_CFLAGS"
ac_cv_libcnotify_LIBADD="$pkg_cv_libcnotify_LIBS"])
])
AS_IF(
[test "x$ac_cv_libcnotify" = xcheck],
[dnl Check for headers
AC_CHECK_HEADERS([libcnotify.h])
AS_IF(
[test "x$ac_cv_header_libcnotify_h" = xno],
[ac_cv_libcnotify=no],
[ac_cv_libcnotify=yes
AX_CHECK_LIB_FUNCTIONS(
[libcnotify],
[cnotify],
[[libcnotify_get_version],
[libcnotify_printf],
[libcnotify_print_data],
[libcnotify_print_error_backtrace],
[libcnotify_stream_set],
[libcnotify_stream_open],
[libcnotify_stream_close],
[libcnotify_verbose_set]])
ac_cv_libcnotify_LIBADD="-lcnotify"])
])
AX_CHECK_LIB_DIRECTORY_MSG_ON_FAILURE([libcnotify])
])
AS_IF(
[test "x$ac_cv_libcnotify" = xyes],
[AC_DEFINE(
[HAVE_LIBCNOTIFY],
[1],
[Define to 1 if you have the `cnotify' library (-lcnotify).])
])
AS_IF(
[test "x$ac_cv_libcnotify" = xyes],
[AC_SUBST(
[HAVE_LIBCNOTIFY],
[1]) ],
[AC_SUBST(
[HAVE_LIBCNOTIFY],
[0])
])
])
dnl Function to detect if libcnotify dependencies are available
AC_DEFUN([AX_LIBCNOTIFY_CHECK_LOCAL],
[dnl Headers included in libcnotify/libcnotify_print.c
AC_CHECK_HEADERS([stdarg.h varargs.h])
AS_IF(
[test "x$ac_cv_header_stdarg_h" != xyes && test "x$ac_cv_header_varargs_h" != xyes],
[AC_MSG_FAILURE(
[Missing headers: stdarg.h and varargs.h],
[1])
])
dnl Headers included in libcnotify/libcnotify_stream.c
AC_CHECK_HEADERS([errno.h])
ac_cv_libcnotify_CPPFLAGS="-I../libcnotify -I\$(top_srcdir)/libcnotify";
ac_cv_libcnotify_LIBADD="../libcnotify/libcnotify.la";
ac_cv_libcnotify=local
])
dnl Function to detect how to enable libcnotify
AC_DEFUN([AX_LIBCNOTIFY_CHECK_ENABLE],
[AX_COMMON_ARG_WITH(
[libcnotify],
[libcnotify],
[search for libcnotify in includedir and libdir or in the specified DIR, or no if to use local version],
[auto-detect],
[DIR])
dnl Check for a shared library version
AX_LIBCNOTIFY_CHECK_LIB
dnl Check if the dependencies for the local library version
AS_IF(
[test "x$ac_cv_libcnotify" != xyes],
[AX_LIBCNOTIFY_CHECK_LOCAL
AC_DEFINE(
[HAVE_LOCAL_LIBCNOTIFY],
[1],
[Define to 1 if the local version of libcnotify is used.])
AC_SUBST(
[HAVE_LOCAL_LIBCNOTIFY],
[1])
])
AM_CONDITIONAL(
[HAVE_LOCAL_LIBCNOTIFY],
[test "x$ac_cv_libcnotify" = xlocal])
AS_IF(
[test "x$ac_cv_libcnotify_CPPFLAGS" != "x"],
[AC_SUBST(
[LIBCNOTIFY_CPPFLAGS],
[$ac_cv_libcnotify_CPPFLAGS])
])
AS_IF(
[test "x$ac_cv_libcnotify_LIBADD" != "x"],
[AC_SUBST(
[LIBCNOTIFY_LIBADD],
[$ac_cv_libcnotify_LIBADD])
])
AS_IF(
[test "x$ac_cv_libcnotify" = xyes],
[AC_SUBST(
[ax_libcnotify_pc_libs_private],
[-lcnotify])
])
AS_IF(
[test "x$ac_cv_libcnotify" = xyes],
[AC_SUBST(
[ax_libcnotify_spec_requires],
[libcnotify])
AC_SUBST(
[ax_libcnotify_spec_build_requires],
[libcnotify-devel])
])
])
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