knot-dns/m4/knot-module.m4
2025-03-24 09:53:50 +01:00

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# Copyright (C) CZ.NIC, z.s.p.o. and contributors
# SPDX-License-Identifier: GPL-2.0-or-later
# For more information, see <https://www.knot-dns.cz/>
# KNOT_MODULE([module-name], [default], [non-shareable])
# ------------------------------------------------------
# Set Knot DNS module building
AC_DEFUN([KNOT_MODULE],
[
AC_ARG_WITH([module-$1],
AS_HELP_STRING([--with-module-$1=yes|shared|no], [Build '$1' module [default=$2]]),
[module=$withval],
AS_IF([test "$enable_modules" = "no"],
[module=no],
[module=$2]
)
)
doc_modules="${doc_modules}.. include:: modules/$1/$1.rst\n"
STATIC_MODULE_$1=no
SHARED_MODULE_$1=no
AS_CASE([$module],
[yes], [STATIC_MODULE_$1=yes
static_modules="${static_modules}$1 "
static_modules_declars="${static_modules_declars}extern const knotd_mod_api_t knotd_mod_api_$1;\n"
static_modules_init="${static_modules_init}\\\\\n\t{ &knotd_mod_api_$1 },"],
[shared], [SHARED_MODULE_$1=yes
shared_modules="${shared_modules}$1 "
AS_IF([test "$3" = "non-shareable"],
[AC_MSG_ERROR([Module $1 cannot be shared])])
AS_IF([test "$enable_shared" != "yes"],
[AC_MSG_ERROR([Shared module $1 requires shared libraries])])],
[no], [],
[*], [AC_MSG_ERROR([Invalid value '$module' for --with-module-$1])]
)
AM_CONDITIONAL([STATIC_MODULE_$1], [test "$STATIC_MODULE_$1" = "yes"])
AM_CONDITIONAL([SHARED_MODULE_$1], [test "$SHARED_MODULE_$1" = "yes"])
])