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authortamara <tamara@jozsi.(none)>2009-08-29 11:31:32 +0200
committertamara <tamara@jozsi.(none)>2009-08-29 11:31:32 +0200
commit1d650934e477be32db9a3c64de077deed0416689 (patch)
tree9396a82dfd2fc075af92222c60dd553398c681c1
parent3666a49022f84b3d1888f630a78f3f8f28aadde1 (diff)
Ruby bidning added
-rw-r--r--Makefile.am8
-rw-r--r--configure.in57
-rw-r--r--ruby/Makefile.am11
-rw-r--r--ruby/extconf.rb24
-rw-r--r--ruby/zmq.cpp460
-rw-r--r--src/platform.hpp.in3
6 files changed, 559 insertions, 4 deletions
diff --git a/Makefile.am b/Makefile.am
index ac934d6..715543c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -5,5 +5,9 @@ if BUILD_PYTHON
DIR_P = python
endif
-SUBDIRS = src examples $(DIR_P)
-DIST_SUBDIRS = src examples $(DIR_P)
+if BUILD_RUBY
+DIR_R = ruby
+endif
+
+SUBDIRS = src examples $(DIR_P) $(DIR_R)
+DIST_SUBDIRS = src examples $(DIR_P) $(DIR_R)
diff --git a/configure.in b/configure.in
index 67d81c3..9691502 100644
--- a/configure.in
+++ b/configure.in
@@ -6,6 +6,10 @@ AC_CONFIG_AUX_DIR(config)
AM_CONFIG_HEADER(src/platform.hpp)
AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
+# librbzmq -version-info
+RBLTVER="1:0:0"
+AC_SUBST(RBLTVER)
+
AM_PROG_CC_C_O
# Checks for programs.
@@ -22,7 +26,7 @@ case "${host_os}" in
*linux*)
AC_DEFINE(ZMQ_HAVE_LINUX, 1, [Have Linux OS])
CPPFLAGS="-D_REENTRANT $CPPFLAGS"
- sed < libtool > libtool-2 \
+ sed < libtool > libtool-2 \
's/^hardcode_libdir_flag_spec.*$'/'hardcode_libdir_flag_spec=" "/'
mv libtool-2 libtool
chmod 755 libtool
@@ -200,6 +204,49 @@ if test "x$with_python" != "xno"; then
pyzmq="yes"
fi
+# RUBY
+rbzmq="no"
+
+AC_ARG_WITH(ruby_headersdir,
+ AC_HELP_STRING([--with-ruby-headersdir], [ruby.h header file location]),
+ [ruby_headersdir="$withval"], [ruby_headersdir="no"])
+
+if test "x$ruby_headersdir" != "xno"; then
+ CPPFLAGS="${CPPFLAGS} -I${ruby_headersdir}"
+fi
+
+AC_ARG_WITH(ruby_libdir,
+ AC_HELP_STRING([--with-ruby-libdir],[libruby library file location]),
+ [ruby_libdir="$withval"], [ruby_libdir="no"])
+
+if test "x$ruby_libdir" != "xno"; then
+ LDFLAGS="${LDFLAGS} -L${ruby_libdir}"
+fi
+
+AC_ARG_WITH([ruby], [AS_HELP_STRING([--with-ruby], [build ruby language binding [default=no]])], [with_ruby=yes], [with_ruby=no])
+if test "x$with_ruby" != "xno"; then
+ AC_CHECK_HEADERS([ruby.h], [],
+ [AC_MSG_ERROR([Could not find Ruby header files, Please specify their location with --with-ruby-headersdir.])])
+
+ AC_SEARCH_LIBS(ruby_init,[ruby ruby1.8 ruby18],,
+ [AC_MSG_ERROR([Could not link with Ruby library. Please specify their location with --with-ruby-libdir.])])
+
+ rbzmq="yes"
+fi
+
+AC_ARG_WITH([rubydir], [AS_HELP_STRING([--with-rubydir],
+ [librbzmq install dir [default=EPREFIX/lib]])],
+ [rubydir="$withval"], [rubydir="_default_"])
+
+if test "$rubydir" = "_default_"; then
+ rubydir=${libdir}
+else
+ rubydir=${rubydir}
+fi
+
+RUBYDIR="$rubydir"
+AC_SUBST([RUBYDIR])
+
if test "x$pyzmq" != "xyes"; then
AC_CHECK_PROG(have_python, python, yes, no)
if test "x$have_python" != "xyes"; then
@@ -220,6 +267,8 @@ AC_SUBST(inttypes)
# Subst ZMQ_EXTRA_CXXFLAGS
AC_SUBST(ZMQ_EXTRA_CXXFLAGS)
+AM_CONDITIONAL(BUILD_PYTHON, test "x$pyzmq" = "xyes")
+AM_CONDITIONAL(BUILD_RUBY, test "x$rbzmq" = "xyes")
# Checks for library functions.
AC_FUNC_MALLOC
@@ -227,7 +276,7 @@ AC_TYPE_SIGNAL
AC_CHECK_FUNCS(perror gettimeofday memset socket getifaddrs freeifaddrs)
AC_OUTPUT(Makefile src/Makefile examples/Makefile examples/chat/Makefile python/Makefile \
-python/setup.py)
+python/setup.py ruby/Makefile)
AC_MSG_RESULT([])
AC_MSG_RESULT([ ******************************************************** ])
@@ -241,5 +290,9 @@ AC_MSG_RESULT([ ******************************************************** ])
AC_MSG_RESULT([])
AC_MSG_RESULT([ 0MQ install dir: $prefix])
AC_MSG_RESULT([ Python language binding: $pyzmq])
+AC_MSG_RESULT([ Ruby language binding: $rbzmq])
+if test "x$rbzmq" = "xyes"; then
+AC_MSG_RESULT([ Ruby library install dir: $rubydir])
+fi
AC_MSG_RESULT([])
diff --git a/ruby/Makefile.am b/ruby/Makefile.am
new file mode 100644
index 0000000..7718e24
--- /dev/null
+++ b/ruby/Makefile.am
@@ -0,0 +1,11 @@
+INCLUDES = -I$(top_builddir) -I$(top_srcdir)/include -I$(top_builddir)/include
+
+rblib_LTLIBRARIES = librbzmq.la
+rblibdir = @RUBYDIR@
+
+librbzmq_la_SOURCES = zmq.cpp
+
+librbzmq_la_LDFLAGS = -version-info @RBLTVER@
+librbzmq_la_CXXFLAGS = -Wall -pedantic -Werror -Wno-long-long
+librbzmq_la_LIBADD = $(top_builddir)/src/libzmq.la
+
diff --git a/ruby/extconf.rb b/ruby/extconf.rb
new file mode 100644
index 0000000..f931c5e
--- /dev/null
+++ b/ruby/extconf.rb
@@ -0,0 +1,24 @@
+#
+# Copyright (c) 2007-2009 FastMQ Inc.
+#
+# This file is part of 0MQ.
+#
+# 0MQ is free software; you can redistribute it and/or modify it under
+# the terms of the Lesser GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# 0MQ is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# Lesser GNU General Public License for more details.
+#
+# You should have received a copy of the Lesser GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+require 'mkmf'
+dir_config('libzmq')
+have_library('libzmq')
+create_makefile("ruby")
+
+
diff --git a/ruby/zmq.cpp b/ruby/zmq.cpp
new file mode 100644
index 0000000..7ab6143
--- /dev/null
+++ b/ruby/zmq.cpp
@@ -0,0 +1,460 @@
+/*
+ Copyright (c) 2007-2009 FastMQ Inc.
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <zmq.h>
+#include <zmq/err.hpp>
+#include <ruby.h>
+
+// Class rb_zmq.
+static VALUE rb_zmq;
+
+// Structure to return received data.
+static VALUE rb_data;
+
+static void rb_free (void *p)
+{
+
+}
+
+static VALUE rb_alloc (VALUE self_)
+{
+ VALUE obj;
+ obj = Data_Wrap_Struct (self_, 0, rb_free, NULL);
+
+ return obj;
+}
+
+static VALUE rb_msg_init (VALUE self_)
+{
+ zmq_msg_t *msg;
+ msg = new zmq_msg_t;
+ VALUE obj;
+
+ int rc = zmq_msg_init (msg);
+ if (rc == -1) {
+ assert (errno == ENOMEM);
+ rb_raise(rb_eRuntimeError, "Out of memory");
+ }
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, msg);
+ return obj;
+}
+
+static VALUE rb_msg_init_size (VALUE self_, VALUE size_)
+{
+ zmq_msg_t *msg;
+ msg = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_init_size (msg, NUM2INT (size_));
+ if (rc == -1) {
+ assert (errno == ENOMEM);
+ rb_raise(rb_eRuntimeError, "Out of memory");
+ }
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, msg);
+ return obj;
+}
+
+static VALUE rb_msg_init_data (VALUE self_, VALUE data_, VALUE size_)
+{
+ // Get the message.
+ zmq_msg_t *msg;
+ VALUE obj;
+ msg = new zmq_msg_t;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_init_data (msg, StringValueCStr (data_),
+ NUM2INT (size_), rb_free);
+ assert (rc == 0);
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, msg);
+ return obj;
+}
+
+static VALUE rb_msg_close (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to zmq library.
+ int rc = zmq_close (msg);
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_msg_move (VALUE self_, VALUE src_)
+{
+ // Get the message.
+ zmq_msg_t* src;
+ Data_Get_Struct (src_, zmq_msg_t, src);
+
+ zmq_msg_t *dest;
+ dest = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_move (dest, src);
+ assert (rc == 0);
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, dest);
+ return obj;
+}
+
+
+static VALUE rb_msg_copy (VALUE self_, VALUE src_)
+{
+ // Get the message.
+ zmq_msg_t* src;
+ Data_Get_Struct (src_, zmq_msg_t, src);
+
+ zmq_msg_t *dest;
+ dest = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_copy (dest, src);
+ assert (rc == 0);
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, dest);
+ return obj;
+}
+
+static VALUE rb_msg_data (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ const char* data;
+
+ // Forward the code to zmq library.
+ data = (const char*) zmq_msg_data (msg);
+
+ return rb_str_new (data, zmq_msg_size (msg));
+}
+
+static VALUE rb_msg_size (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to zmq library.
+ return INT2NUM (zmq_msg_size (msg));
+}
+
+static VALUE rb_msg_type (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to zmq library.
+ return INT2NUM (zmq_msg_type (msg));
+}
+
+static VALUE rb_init (VALUE self_)
+{
+ return self_;
+}
+
+static VALUE rb_context (VALUE self_, VALUE app_threads_, VALUE io_threads_)
+{
+ void *context;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ context = zmq_init (NUM2INT (app_threads_), NUM2INT (io_threads_));
+ if (context == NULL) {
+ assert (errno == EINVAL);
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ }
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, free, context);
+ return self_;
+}
+
+static VALUE rb_term (VALUE self_, VALUE context_)
+{
+ // Get the context.
+ void* context;
+ Data_Get_Struct (context_, void*, context);
+
+ // Forward the code to zmq library.
+ int rc = zmq_term ((void*) context);
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_socket (VALUE self_, VALUE context_, VALUE type_)
+{
+ // Get the context.
+ void* context;
+ Data_Get_Struct (context_, void*, context);
+
+ void* socket = NULL;
+ VALUE obj;
+
+ // Forward the call to native 0MQ library.
+ socket = zmq_socket(context, NUM2INT (type_));
+ if (socket == NULL) {
+ assert (errno == EMFILE || errno == EINVAL);
+ if (errno == EMFILE)
+ rb_raise(rb_eRuntimeError, "Too many threads");
+ else
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ }
+
+ obj = Data_Wrap_Struct(rb_zmq, 0, free, socket);
+ return obj;
+}
+
+static VALUE rb_close (VALUE self_, VALUE socket_)
+{
+ // Get the message.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the call to native 0MQ library.
+ int rc = zmq_close (socket);
+ assert (rc == 0);
+ return self_;
+}
+
+static VALUE rb_setsockopt (VALUE self_, VALUE socket_, VALUE option_,
+ VALUE optval_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ int rc = 0;
+
+ if (TYPE (optval_) == T_STRING) {
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) StringValueCStr (optval_), RSTRING_LEN (optval_));
+
+ }
+ else if (TYPE (optval_) == T_FLOAT) {
+
+ double optval = NUM2DBL (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void*) &optval, 8);
+ }
+
+ else if (TYPE (optval_) == T_FIXNUM) {
+
+ long optval = FIX2LONG (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) &optval, 4);
+
+ }
+
+ else if (TYPE (optval_) == T_BIGNUM) {
+
+ long optval = NUM2LONG (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) &optval, 4);
+
+ }
+ else if (TYPE (optval_) == T_ARRAY) {
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) RARRAY_PTR (optval_), RARRAY_LEN (optval_));
+
+ }
+
+ else if (TYPE (optval_) == T_STRUCT) {
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) RSTRUCT_PTR (optval_), RSTRUCT_LEN (optval_));
+
+ }
+ else
+ rb_raise(rb_eRuntimeError, "Unknown type");
+
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_bind (VALUE self_, VALUE socket_, VALUE addr_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_bind (socket, StringValueCStr (addr_));
+ if (rc == -1) {
+ assert (errno == EINVAL || errno == EADDRINUSE);
+ if (errno == EINVAL)
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ else
+ rb_raise(rb_eRuntimeError, "Address in use");
+ }
+
+ return self_;
+}
+
+static VALUE rb_connect (VALUE self_, VALUE socket_, VALUE addr_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_connect (socket, StringValueCStr (addr_));
+ if (rc == -1) {
+ assert (errno == EINVAL || errno == EADDRINUSE);
+ if (errno == EINVAL)
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ else
+ rb_raise(rb_eRuntimeError, "Address in use");
+ }
+ return self_;
+}
+
+static VALUE rb_send (VALUE self_, VALUE socket_, VALUE msg_, VALUE flags_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Get the message.
+ zmq_msg_t *msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_send (socket, msg, NUM2INT (flags_));
+ assert (rc == 0 || (rc == -1 && errno == EAGAIN));
+
+ return INT2NUM (rc);
+}
+
+static VALUE rb_flush (VALUE self_, VALUE socket_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_flush (socket);
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_recv (VALUE self_, VALUE socket_, VALUE flags_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Get the message.
+ zmq_msg_t* msg;
+ msg = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_recv (socket, msg, NUM2INT (flags_));
+ assert (rc == 0 || (rc == -1 && errno == EAGAIN));
+
+ obj = Data_Wrap_Struct(rb_data, 0, rb_free, msg);
+
+ return rb_struct_new (obj, rc, NULL);
+}
+
+extern "C"
+void Init_librbzmq() {
+
+ // Define the rb_zmq class.
+ rb_zmq = rb_define_class ("Zmq", rb_cObject);
+
+ // Define allocation function for rb_zmq class.
+ rb_define_alloc_func (rb_zmq, rb_alloc);
+
+ // Parameters: <name_of_class> <name_of_method_aaccessible_from_ruby>
+ // <name_of_method_in_the_class> <number_of_arguments>
+ // number of arguments is alqays except for the 'VALUE self_' argument
+ // (this pointer).
+ rb_define_method (rb_zmq, "msg_init", (VALUE(*)(...)) rb_msg_init, 0);
+ rb_define_method (rb_zmq, "msg_init_size", (VALUE(*)(...))
+ rb_msg_init_size, 1);
+ rb_define_method (rb_zmq, "msg_init_data", (VALUE(*)(...))
+ rb_msg_init_data, 3);
+ rb_define_method (rb_zmq, "msg_close", (VALUE(*)(...)) rb_msg_close, 1);
+ rb_define_method (rb_zmq, "msg_move", (VALUE(*)(...)) rb_msg_move, 1);
+ rb_define_method (rb_zmq, "msg_copy", (VALUE(*)(...)) rb_msg_copy, 1);
+ rb_define_method (rb_zmq, "msg_data", (VALUE(*)(...)) rb_msg_data, 1);
+ rb_define_method (rb_zmq, "msg_size", (VALUE(*)(...)) rb_msg_size, 1);
+ rb_define_method (rb_zmq, "msg_type", (VALUE(*)(...)) rb_msg_type, 1);
+
+ rb_define_method (rb_zmq, "initialize", (VALUE(*)(...)) rb_init, 0);
+ rb_define_method (rb_zmq, "term", (VALUE(*)(...)) rb_term, 1);
+ rb_define_method (rb_zmq, "free", (VALUE(*)(...)) rb_free, 0);
+
+ rb_define_method (rb_zmq, "context", (VALUE(*)(...)) rb_context, 2);
+ rb_define_method (rb_zmq, "socket", (VALUE(*)(...)) rb_socket, 2);
+ rb_define_method (rb_zmq, "close", (VALUE(*)(...)) rb_close, 1);
+ rb_define_method (rb_zmq, "setsockopt", (VALUE(*)(...)) rb_setsockopt, 3);
+ rb_define_method (rb_zmq, "bind", (VALUE(*)(...)) rb_bind, 2);
+ rb_define_method (rb_zmq, "connect", (VALUE(*)(...)) rb_connect, 2);
+ rb_define_method (rb_zmq, "send", (VALUE(*)(...)) rb_send, 3);
+ rb_define_method (rb_zmq, "flush", (VALUE(*)(...)) rb_flush, 1);
+ rb_define_method (rb_zmq, "recv", (VALUE(*)(...)) rb_recv, 2);
+
+ // Define structure to hold data that are returned from receive function.
+ rb_data = rb_struct_define (NULL, "msg", "rc", NULL);
+ rb_define_const (rb_zmq, "DATA", rb_data);
+
+ // Define global constants.
+ rb_define_global_const ("ZMQ_MAX_VSM_SIZE", INT2NUM (ZMQ_MAX_VSM_SIZE));
+ rb_define_global_const ("ZMQ_GAP", INT2NUM (ZMQ_GAP));
+ rb_define_global_const ("ZMQ_DELIMITER", INT2NUM (ZMQ_DELIMITER));
+ rb_define_global_const ("ZMQ_VSM", INT2NUM (ZMQ_VSM));
+ rb_define_global_const ("ZMQ_HWM", INT2NUM (ZMQ_HWM));
+ rb_define_global_const ("ZMQ_SWAP", INT2NUM (ZMQ_SWAP));
+ rb_define_global_const ("ZMQ_MASK", INT2NUM (ZMQ_MASK));
+ rb_define_global_const ("ZMQ_AFFINITY", INT2NUM (ZMQ_AFFINITY));
+ rb_define_global_const ("ZMQ_IDENTITY", INT2NUM (ZMQ_IDENTITY));
+ rb_define_global_const ("ZMQ_NOBLOCK", INT2NUM (ZMQ_NOBLOCK));
+ rb_define_global_const ("ZMQ_NOFLUSH", INT2NUM (ZMQ_NOFLUSH));
+ rb_define_global_const ("ZMQ_P2P", INT2NUM (ZMQ_P2P));
+ rb_define_global_const ("ZMQ_SUB", INT2NUM (ZMQ_SUB));
+ rb_define_global_const ("ZMQ_PUB", INT2NUM (ZMQ_PUB));
+ rb_define_global_const ("ZMQ_REQ", INT2NUM (ZMQ_REQ));
+ rb_define_global_const ("ZMQ_REP", INT2NUM (ZMQ_REP));
+
+}
diff --git a/src/platform.hpp.in b/src/platform.hpp.in
index 97be183..9968758 100644
--- a/src/platform.hpp.in
+++ b/src/platform.hpp.in
@@ -61,6 +61,9 @@
/* Define to 1 if you have the `perror' function. */
#undef HAVE_PERROR
+/* Define to 1 if you have the <ruby.h> header file. */
+#undef HAVE_RUBY_H
+
/* Define to 1 if you have the `socket' function. */
#undef HAVE_SOCKET