From 750b5028a18de8a958db63849b5bae84180dad84 Mon Sep 17 00:00:00 2001
From: jaortega <jaortega>
Date: Wed, 1 Nov 2000 22:53:21 +0000
Subject:

---
 mixutils/mixvm_loop.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 mixutils/mixvm_loop.c

(limited to 'mixutils/mixvm_loop.c')

diff --git a/mixutils/mixvm_loop.c b/mixutils/mixvm_loop.c
new file mode 100644
index 0000000..309c492
--- /dev/null
+++ b/mixutils/mixvm_loop.c
@@ -0,0 +1,66 @@
+/* -*-c-*- -------------- mixvm_loop.c :
+ * Implementation of mix vm command loop.
+ * ------------------------------------------------------------------
+ * Copyright (C) 2000 jose antonio ortega ruiz <jaortega@acm.org>
+ *  
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 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 General Public License for more details.
+ *  
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *  
+ */
+
+
+
+#include <mixlib/mix.h>
+#include <stdio.h>
+#include <readline/readline.h>
+#include <readline/history.h>
+#include "mixvm_command.h"
+
+/* A static variable for holding the line. */
+static char *line_read = (char *)NULL;
+static const char *PROMPT = N_("MIX > ");
+
+/* Read a string, and return a pointer to it.  Returns NULL on EOF. */
+static char *
+rl_gets ()
+{
+  /* If the buffer has already been allocated, return the memory
+     to the free pool. */
+  if (line_read)
+    {
+      g_free (line_read);
+      line_read = (char *)NULL;
+    }
+     
+  /* Get a line from the user. */
+  line_read = readline ((char *)PROMPT);
+     
+  /* If the line has any text in it, save it on the history. */
+  if (line_read && *line_read)
+    add_history (line_read);
+     
+  return (line_read);
+}
+
+
+/* The main command loop of the virtual machine  */
+void
+mix_vmloop (const gchar *file)
+{
+  mixvm_cmd_init ((char *)file);
+  while ( mixvm_cmd_exec (rl_gets ()) ) 
+    ;
+}
+
+
-- 
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