From 8688a9519c349b6ee8664be6ce2897a59c0f52be Mon Sep 17 00:00:00 2001
From: james <>
Date: Tue, 12 Feb 2008 22:36:46 +0000
Subject: *** empty log message ***

---
 src/terminal.c | 189 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 189 insertions(+)
 create mode 100644 src/terminal.c

(limited to 'src/terminal.c')

diff --git a/src/terminal.c b/src/terminal.c
new file mode 100644
index 0000000..a4cd31b
--- /dev/null
+++ b/src/terminal.c
@@ -0,0 +1,189 @@
+/*
+ * terminal.c:
+ *
+ * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
+ * All rights reserved.
+ *
+ */
+
+static char rcsid[] = "$Id$";
+
+/*
+ * $Log$
+ * Revision 1.1  2008/02/12 22:36:46  james
+ * *** empty log message ***
+ *
+ * Revision 1.1  2008/02/09 15:47:28  james
+ * *** empty log message ***
+ *
+ * Revision 1.2  2008/02/07 11:11:14  staffcvs
+ * *** empty log message ***
+ *
+ * Revision 1.1  2008/02/07 01:02:52  james
+ * *** empty log message ***
+ *
+ * Revision 1.3  2008/02/06 17:53:28  james
+ * *** empty log message ***
+ *
+ * Revision 1.2  2008/02/04 02:05:06  james
+ * *** empty log message ***
+ *
+ * Revision 1.1  2008/02/04 01:32:39  james
+ * *** empty log message ***
+ *
+ */
+
+#include "project.h"
+
+
+typedef struct TERMINAL_struct
+{
+  TTY_SIGNATURE;
+  struct termios orig_termios;
+  struct TERMINAL_struct *next;
+} TERMINAL;
+
+
+static TERMINAL terminal_list=NULL;
+
+
+static void
+terminal_close (TTY * _t)
+{
+  TERMINAL *t = (TERMINAL *) _t;
+  TERMINAL **ptr=&terminal_list;
+
+  if (!t)
+    return;
+
+  /* Take out of cleanup list */
+  while (*ptr && (*ptr != t)) ptr=&((*ptr)->next);
+
+  if (*ptr) 
+	*ptr=t->next;
+
+  tcsetattr(t->wfd,TCSANOW,&t->orig_termios);
+
+  set_blocking(t->rfd);
+  set_blocking(t->wfd);
+
+  free (t);
+}
+
+
+
+static int
+terminal_read (TTY * _t, void *buf, int len)
+{
+  TERMINAL *t = (TERMINAL *) _t;
+  int red, done = 0;
+
+  do
+    {
+
+      red = wrap_read (t->fd, buf, len);
+      if (red < 0)
+        return -1;
+      if (!red)
+        return done;
+
+      buf += red;
+      len -= red;
+      done += red;
+    }
+  while (len);
+
+
+  return done;
+}
+
+
+static int
+terminal_write (TTY * _t, void *buf, int len)
+{
+  int writ, done = 0;
+  TERMINAL *t = (TERMINAL *) _t;
+
+  do
+    {
+
+      writ = wrap_write (t->fd, buf, len);
+      if (writ < 0)
+        return -1;
+      if (!writ)
+        sleep (1);
+
+      buf += writ;
+      len -= writ;
+      done += writ;
+    }
+  while (len);
+
+
+  return done;
+}
+
+TTY *
+terminal_open (int rfd,int wfd)
+{
+  TERMINAL *t;
+  pid_t child;
+  char name[1024];
+  struct termios termios;
+
+  t = (TERMINAL *) malloc (sizeof (TERMINAL));
+
+  t->rfd = rfd;
+  t->wfd = wfd;
+
+  tcgetattr(wfd,&t->orig_termios);
+
+  t->next=terminal_list;
+  terminal_list=t;
+
+  tcgetattr(tfd,&termios);
+
+  set_nonblocking (rfd);
+  set_nonblocking (wfd);
+
+
+  raw_termios (&termios);
+
+  tcsetattr(wfd,TCSANOW,&termios);
+
+  t->read = terminal_read;
+  t->write = terminal_write;
+  t->close = terminal_close;
+
+
+  return (TTY *) t;
+}
+
+void
+terminal_getsize (TTY *_t,CRT_POS *pos)
+{
+TERMINAL *t=(TTY *) _t;
+  struct winsize sz = { 0 };
+
+if ((!t) || (!pos)) return;
+
+if (ioctl (a->wfd, TIOCGWINSZ, &sz))
+    {
+      pos->x = CRT_COLS;
+      pos->y = CRT_ROWS;
+    }
+  else
+    {
+      pos->x = sz.ws_col;
+      pos->y = sz.ws_row;
+    }
+}
+
+
+void terminal_atexit(void)
+{
+while (terminal_list)
+	terminal_close(terminal_list);
+}
+
+
-- 
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