hellisabove
167 lines
3.5 KiB
Plaintext
167 lines
3.5 KiB
Plaintext
#if !defined(DOS)
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static char rcsid[] = "$Id: term.ans 7884 1998-02-28 00:15:44Z hubert $";
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#endif
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/*
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* Program: ANSI terminal driver routines
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*
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*
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* Michael Seibel
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* Networks and Distributed Computing
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* Computing and Communications
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* University of Washington
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* Administration Builiding, AG-44
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* Seattle, Washington, 98195, USA
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* Internet: mikes@cac.washington.edu
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*
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* Please address all bugs and comments to "pine-bugs@cac.washington.edu"
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*
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* Pine and Pico are registered trademarks of the University of Washington.
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* No commercial use of these trademarks may be made without prior written
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* permission of the University of Washington.
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*
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* Pine, Pico, and Pilot software and its included text are Copyright
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* 1989-1998 by the University of Washington.
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*
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* The full text of our legal notices is contained in the file called
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* CPYRIGHT, included with this distribution.
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*
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*/
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/*
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* The routines in this file provide support for ANSI style terminals
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* over a serial line. The serial I/O services are provided by routines in
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* "termio.c". It compiles into nothing if not an ANSI device.
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*/
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#define termdef 1 /* don't define "term" external */
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#if ANSI_DRIVER
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#define MARGIN 8 /* size of minimim margin and */
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#define SCRSIZ 64 /* scroll size for extended lines */
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#define MROW 2 /* rows in menu */
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#define BEL 0x07 /* BEL character. */
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#define ESC 0x1B /* ESC character. */
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extern int ttopen(); /* Forward references. */
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extern int ttgetc();
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extern int ttputc();
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extern int ttflush();
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extern int ttclose();
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extern int ansimove();
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extern int ansieeol();
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extern int ansieeop();
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extern int ansibeep();
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extern int ansiopen();
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extern int ansiterminalinfo();
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extern int ansirev();
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/*
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* Standard terminal interface dispatch table. Most of the fields point into
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* "termio" code.
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*/
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#if defined(VAX) && !defined(__ALPHA)
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globaldef
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#endif
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TERM term = {
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NROW-1,
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NCOL,
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MARGIN,
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SCRSIZ,
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MROW,
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ansiopen,
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ansiterminalinfo,
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ttclose,
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ttgetc,
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ttputc,
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ttflush,
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ansimove,
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ansieeol,
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ansieeop,
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ansibeep,
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ansirev
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};
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ansimove(row, col)
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{
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ttputc(ESC);
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ttputc('[');
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ansiparm(row+1);
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ttputc(';');
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ansiparm(col+1);
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ttputc('H');
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}
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ansieeol()
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{
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ttputc(ESC);
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ttputc('[');
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ttputc('K');
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}
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ansieeop()
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{
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ttputc(ESC);
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ttputc('[');
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ttputc('J');
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}
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ansirev(state) /* change reverse video state */
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int state; /* TRUE = reverse, FALSE = normal */
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{
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static int PrevState = 0;
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if(state != PrevState) {
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PrevState = state ;
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ttputc(ESC);
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ttputc('[');
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ttputc(state ? '7': '0');
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ttputc('m');
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}
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}
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ansibeep()
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{
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ttputc(BEL);
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ttflush();
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}
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ansiparm(n)
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register int n;
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{
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register int q;
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q = n/10;
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if (q != 0)
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ansiparm(q);
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ttputc((n%10) + '0');
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}
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#endif
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ansiterminalinfo(termcap_wins)
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int termcap_wins;
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{
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#if V7
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register char *cp;
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char *getenv();
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if ((cp = getenv("TERM")) == NULL) {
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puts("Shell variable TERM not defined!");
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exit(1);
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}
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if (strcmp(cp, "vt100") != 0) {
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puts("Terminal type not 'vt100'!");
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exit(1);
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}
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#endif
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revexist = TRUE;
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}
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ansiopen()
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{
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ttopen();
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}
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