unbound/dnstap/dnstap.m4
2024-02-07 10:49:28 +01:00

81 lines
3.6 KiB
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# dnstap.m4
# dt_DNSTAP(default_dnstap_socket_path, [action-if-true], [action-if-false])
# --------------------------------------------------------------------------
# Check for required dnstap libraries and add dnstap configure args.
AC_DEFUN([dt_DNSTAP],
[
AC_ARG_ENABLE([dnstap],
AS_HELP_STRING([--enable-dnstap],
[Enable dnstap support (requires protobuf-c)]),
[opt_dnstap=$enableval],
[opt_dnstap=no])
AC_ARG_WITH([dnstap-socket-path],
AS_HELP_STRING([--with-dnstap-socket-path=pathname],
[set default dnstap socket path]),
[opt_dnstap_socket_path=$withval],
[opt_dnstap_socket_path="$1"])
if test "x$opt_dnstap" != "xno"; then
AC_PATH_PROG([PROTOC_C], [protoc-c])
if test -z "$PROTOC_C"; then
AC_MSG_ERROR([The protoc-c program was not found. Please install protobuf-c!])
fi
AC_ARG_WITH([protobuf-c],
AS_HELP_STRING([--with-protobuf-c=path], [Path where protobuf-c is installed, for dnstap]),
[
# workaround for protobuf-c includes at old dir before protobuf-c-1.0.0
if test -f $withval/include/google/protobuf-c/protobuf-c.h; then
CFLAGS="$CFLAGS -I$withval/include/google"
else
CFLAGS="$CFLAGS -I$withval/include"
fi
LDFLAGS="$LDFLAGS -L$withval/lib"
],
[
ifdef([PKG_CHECK_MODULES],
[
PKG_CHECK_MODULES([PROTOBUFC], [libprotobuf-c],
[
CFLAGS="$CFLAGS $PROTOBUFC_CFLAGS"
LIBS="$LIBS $PROTOBUFC_LIBS"
],
[
# pkg-config failed; try falling back to known values
# workaround for protobuf-c includes at old dir before protobuf-c-1.0.0
if test -f /usr/include/google/protobuf-c/protobuf-c.h; then
CFLAGS="$CFLAGS -I/usr/include/google"
else
if test -f /usr/local/include/google/protobuf-c/protobuf-c.h; then
CFLAGS="$CFLAGS -I/usr/local/include/google"
LDFLAGS="$LDFLAGS -L/usr/local/lib"
else
AC_MSG_ERROR([The protobuf-c package was not found with pkg-config. Please install protobuf-c!])
fi
fi
]
)
],
[
# workaround for protobuf-c includes at old dir before protobuf-c-1.0.0
if test -f /usr/include/google/protobuf-c/protobuf-c.h; then
CFLAGS="$CFLAGS -I/usr/include/google"
else
if test -f /usr/local/include/google/protobuf-c/protobuf-c.h; then
CFLAGS="$CFLAGS -I/usr/local/include/google"
LDFLAGS="$LDFLAGS -L/usr/local/lib"
fi
fi
]
)
]
)
AC_SEARCH_LIBS([protobuf_c_message_pack], [protobuf-c], [],
AC_MSG_ERROR([The protobuf-c library was not found. Please install the development libraries for protobuf-c!]))
$2
else
$3
fi
])