bvi-1.3.0.src.tar.gz

bm_dos.c

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+/* BM_DOS.C - DOS specific subroutines for BMORE
+ *
+ * 2000-05-10 V 1.3.0 alpha
+ * 2000-07-07 V 1.3.0 final
+ *
+ * NOTE: Edit this file with tabstop=4 !
+ *
+ * Copyright 1996-2000 by Gerhard Buergmann
+ * Gerhard.Buergmann@altavista.net
+ *
+ * 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, 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.
+ *
+ * See file COPYING for information on distribution conditions.
+ */
+
+/*
+#define DEBUG 1
+*/
+
+#include "bmore.h"
+
+#define TBUFSIZ 1024
+
+
+extern	off_t	bytepos, screen_home;
+extern	FILE	*curr_file;
+/*
+extern	int		screenlines;
+*/
+
+int		got_int;
+int		no_intty, no_tty;
+
+#ifdef DEBUG
+FILE *dbug;
+#endif
+
+
+void
+initterm()
+{
+	maxx = 80;
+	maxy = 25;
+}
+
+void
+set_tty ()
+{
+}
+
+void
+reset_tty ()
+{
+}
+
+
+void
+sig()
+{
+	signal(SIGINT, sig);
+
+	got_int = TRUE;
+}
+
+
+/*
+ * doshell() - run a command or an interactive shell
+ */
+void
+doshell(cmd)
+char	*cmd;
+{
+	system(cmd);
+	printf("\r");
+	clrscr();
+	fseek(curr_file, screen_home, SEEK_SET);
+	bytepos = screen_home;
+}
+
+
+void
+home()
+{
+	/*
+	tputs(Home, 1, putch);
+
+	screenlines = 0;
+	*/
+	gotoxy(1, 1);
+}
+
+
+int
+vgetc()
+{
+	 return ((char)bioskey(0));
+}
+
+
+/*
+ * force clear to end of line
+ */
+cleareol()
+{
+	/*
+	tputs(erase_ln, 1, putch);
+	*/
+	clreol();
+}
+
+
+void
+beep(void)
+{
+	putchar(7);
+}
+
+