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Length: 1580 (0x62c) Types: TextFile Notes: UNIX file Names: »ansi.c«, »ansi_vt.c«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code └─⟦0a3c255ba⟧ UNIX Filesystem └─⟦this⟧ »emacs_dos/ansi_vt.c« └─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code └─⟦f4b8d8c84⟧ UNIX Filesystem └─⟦this⟧ »alien/emacs/ansi.c«
/* * The routines in this file * provide support for ANSI style terminals * over a serial line. The serial I/O services are * provided by routines in "termio.c". It compiles * into nothing if not an ANSI device. */ #include <stdio.h> #include "ed.h" #if ANSI #define NROW 24 /* Screen size. */ #define NCOL 80 /* Edit if you want to. */ #define BEL 0x07 /* BEL character. */ #define ESC 0x1B /* ESC character. */ extern int ttopen(); /* Forward references. */ extern int ttgetc(); extern int ttputc(); extern int ttflush(); extern int ttclose(); extern int ansimove(); extern int ansieeol(); extern int ansieeop(); extern int ansibeep(); extern int ansiopen(); /* * Standard terminal interface * dispatch table. Most of the fields * point into "termio" code. */ TERM term = { NROW-1, NCOL, &ansiopen, &ttclose, &ttgetc, &ttputc, &ttflush, &ansimove, &ansieeol, &ansieeop, &ansibeep }; ansimove(row, col) { ttputc(ESC); ttputc('['); ansiparm(row+1); ttputc(';'); ansiparm(col+1); ttputc('H'); } ansieeol() { ttputc(ESC); ttputc('['); ttputc('K'); } ansieeop() { ttputc(ESC); ttputc('['); ttputc('J'); } ansibeep() { ttputc(BEL); ttflush(); } ansiparm(n) register int n; { register int q; q = n/10; if (q != 0) ansiparm(q); ttputc((n%10) + '0'); } #endif ansiopen() { #if V7 register char *cp; char *getenv(); if ((cp = getenv("TERM")) == NULL) { puts("Shell variable TERM not defined!"); exit(1); } if (strcmp(cp, "vt100") != 0) { puts("Terminal type not 'vt100'!"); exit(1); } #endif ttopen(); }