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[ctsim.git] / libctsupport / consoleio.cpp

diff --git a/libctsupport/consoleio.cpp b/libctsupport/consoleio.cpp
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+++ b/libctsupport/consoleio.cpp
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+/*****************************************************************************
+**  This is part of the CTSim program
+**  Copyright (C) 1983-2000 Kevin Rosenberg
+**
+**  $Id: consoleio.cpp,v 1.1 2000/06/19 02:58:08 kevin Exp $
+**
+**  This program is free software; you can redistribute it and/or modify
+**  it under the terms of the GNU General Public License (version 2) as
+**  published by the Free Software Foundation.
+**
+**  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 <stdio.h>
+#include <string.h>
+#include "cio.h"
+#include "kstddef.h"
+#include "cio.h"
+
+
+
+/* NAME
+ *   cio_put_c                         Put a character on screen
+ *
+ * SYNOPSIS
+ *   cio_put_c (c)
+ *   char c                            Character to write
+ *
+ * NOTES
+ *   Color of character is determined by the global variable, crtv.text_attr.
+ *
+ * SIDE EFFECTS
+ *   Cursor is advanced by one.  If necessary, the cursor will wrap around
+ *   and maybe the screen will scroll
+ */
+
+void 
+cio_put_c (int c)
+{
+    fputc(c, stdout);
+}
+
+
+
+/* NAME
+ *    cio_put_cc                       Put a char on screen count times
+ *
+ * SYNOPSIS
+ *    cio_put_cc (c, count)
+ *    char c                           Character to write
+ *    int count                                Number of characters to write
+ */
+
+void 
+cio_put_cc (int c, int count)
+{
+    for (int i = 0; i < count; i++)
+       cio_put_c (c);
+}
+
+
+void 
+cio_put_str (const char *str)
+{
+    fputs (str, stdout);
+}
+
+
+
+/* NAME
+ *   kb_getc                   Get a character from the keyboard
+ *
+ * SYNOPSIS
+ *   key = kb_getc()
+ *
+ * DESCRIPTION
+ *     1. This routine returns an EXTENTED ASCII code,
+ *        the extended codes have a low byte of 0 and a distinctive
+ *        high byte, such as 0x2D00 and 0x3200
+ *     2. This routine waits until a key has been typed
+ *     2. The keystroke will not be echoed.
+ */
+
+unsigned int cio_kb_getc(void)
+{
+    return fgetc(stdin);
+}
+
+void 
+cio_kb_ungetc (unsigned int c)
+{
+    ungetc(c, stdin);
+}
+
+/* NAME
+ *    kb_gets                          Get a string from the keyboard
+ *
+ * SYNOPSIS
+ *    str = kb_gets (str, maxlen)
+ *    char *str                                Space to store input string
+ *    int maxlen                       Maximum number of characters to read
+ *                                     (Not including EOS)
+ * NOTES
+ *    Backspace        - erases character to the right
+ *    Escape   - erases to beginning of line
+ *    Return   - ends string (no not cause a linefeed)
+ */
+
+char *
+cio_kb_gets (char *str, int maxlen)
+{
+    return fgets(str, maxlen, stdin);
+}
+
+/* NAME
+ *   kb_waitc                  Wait for a character from the keyboard
+ *
+ * SYNOPSIS
+ *   key = kb_waitc (astr, estr, beep)
+ *   int key                   Keystroke entered
+ *   char *astr                        String of valid ascii characters
+ *   bool beep                 If TRUE, beep when user hits invalid key
+ *
+ */
+
+
+unsigned int
+cio_kb_waitc (const char *astr, int beep_on_error)
+{
+  unsigned int c;
+  do {
+    c = cio_kb_getc ();
+    if (strchr (astr, c) != NULL)
+       break;
+    if (beep_on_error)
+      cio_beep();
+  } while (1);
+  
+  return (c);
+}
+
+