Added initial stubs for server.

- Server now launches a thread to initialize Scheme, and drops into a REPL.

source/server/main.c

@@ -0,0 +1,43 @@
+// =========================================
+// | SilverMUD Server - main.c             |
+// | Copyright (C) 2023, Barra Ó Catháin   |
+// | See end of file for copyright notice. |
+// =========================================
+#include <stdio.h>
+#include <pthread.h>
+
+#include "scheme-integration.h"
+
+int main (int argc, char ** argv)
+{
+	// Print a welcome message:
+	printf("SilverMUD Server - Starting Now.\n"
+		   "================================\n");
+
+	// Create the Scheme thread:
+	pthread_t schemeThread;
+	pthread_create(&schemeThread, NULL, schemeThreadHandler, NULL);
+
+	// Wait for all other threads to terminate:
+	pthread_join(schemeThread, NULL);
+	
+	// Return a successful status code to the operating system:
+	return 0;
+}
+
+// ============================================
+// | End of main.c, copyright notice follows. |
+// ============================================
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program 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
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.

source/server/scheme-integration.c

@@ -0,0 +1,49 @@
+// ===========================================
+// | SilverMUD Server - scheme-integration.c |
+// | Copyright (C) 2023, Barra Ó Catháin     |
+// | See end of file for copyright notice.   |
+// ===========================================
+#include <libguile.h>
+
+#include "scheme-integration.h"
+
+// The function ran by the Scheme thread which initializes the REPL:
+void * schemeThreadHandler (void * threadParameters)
+{
+	// Unpack the parameters given to the thread:
+	struct SchemeThreadArguments * arguments = threadParameters;
+	
+	// Initialize GNU Guile:
+	scm_init_guile();
+
+	// Enable Readline support:
+	scm_c_eval_string("(begin (use-modules (ice-9 readline)) (activate-readline))");
+
+	// Start the REPL server on a UNIX socket:
+	scm_c_eval_string("(begin (use-modules (system repl server))"
+					  "(if (file-exists? \"silvermud-repl\") (delete-file \"silvermud-repl\"))"
+					  "(spawn-server (make-unix-domain-server-socket #:path \"silvermud-repl\")))");
+	
+	// Start a Scheme REPL:
+	scm_shell(0, NULL);
+	
+	// Return NULL to the calling thread:
+	return NULL;
+}
+
+// ==========================================================
+// | End of scheme-integration.c, copyright notice follows. |
+// ==========================================================
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program 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
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.

source/server/scheme-integration.h

@@ -0,0 +1,33 @@
+// ===========================================
+// | SilverMUD Server - scheme-integration.h |
+// | Copyright (C) 2023, Barra Ó Catháin     |
+// | See end of file for copyright notice.   |
+// ===========================================
+#ifndef SCHEME_INTEGRATION_H
+#define SCHEME_INTEGRATION_H
+
+struct SchemeThreadArguments
+{
+	
+};
+
+// The function ran by the Scheme thread which initializes the REPL:
+void * schemeThreadHandler (void * threadParameters);
+
+#endif
+// ==========================================================
+// | End of scheme-integration.h, copyright notice follows. |
+// ==========================================================
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program 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
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.