mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-15 10:17:20 +00:00
399 lines
7.9 KiB
C
399 lines
7.9 KiB
C
#include "header.h"
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println(s) char *s; {
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printf("%s\n", s);
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}
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esc(s) char *s; {
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printf("%c%s", 27, s);
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}
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esc2(s1, s2) char s1, s2; {
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printf("%c%s%s", 27, s1, s2);
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}
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brcstr(ps, c) char *ps, c; {
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printf("%c[%s%c", 27, ps, c);
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}
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brc(pn,c) int pn; char c; {
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printf("%c[%d%c", 27, pn, c);
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}
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brc2(pn1, pn2 ,c) int pn1, pn2; char c; {
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printf("%c[%d;%d%c", 27, pn1, pn2, c);
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}
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cub(pn) int pn; { /* Cursor Backward */
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brc(pn,'D');
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}
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cud(pn) int pn; { /* Cursor Down */
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brc(pn,'B');
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}
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cuf(pn) int pn; { /* Cursor Forward */
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brc(pn,'C');
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}
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cup(pn1, pn2) int pn1, pn2; { /* Cursor Position */
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brc2(pn1, pn2, 'H');
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}
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cuu(pn) int pn; { /* Cursor Up */
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brc(pn,'A');
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}
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da() { /* Device Attributes */
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brc(0,'c');
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}
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decaln() { /* Screen Alignment Display */
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esc("#8");
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}
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decdhl(lower) int lower; { /* Double Height Line (also double width) */
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if (lower) esc("#4");
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else esc("#3");
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}
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decdwl() { /* Double Wide Line */
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esc("#6");
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}
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deckpam() { /* Keypad Application Mode */
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esc("=");
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}
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deckpnm() { /* Keypad Numeric Mode */
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esc(">");
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}
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decll(ps) char *ps; { /* Load LEDs */
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brcstr(ps, 'q');
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}
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decrc() { /* Restore Cursor */
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esc("8");
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}
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decreqtparm(pn) int pn; { /* Request Terminal Parameters */
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brc(pn,'x');
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}
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decsc() { /* Save Cursor */
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esc("7");
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}
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decstbm(pn1, pn2) int pn1, pn2; { /* Set Top and Bottom Margins */
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if (pn1 || pn2) brc2(pn1, pn2, 'r');
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else esc("[r");
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/* Good for >24-line terminals */
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}
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decswl() { /* Single With Line */
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esc("#5");
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}
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dectst(pn) int pn; { /* Invoke Confidence Test */
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brc2(2, pn, 'y');
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}
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dsr(pn) int pn; { /* Device Status Report */
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brc(pn, 'n');
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}
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ed(pn) int pn; { /* Erase in Display */
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brc(pn, 'J');
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}
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el(pn) int pn; { /* Erase in Line */
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brc(pn,'K');
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}
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hts() { /* Horizontal Tabulation Set */
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esc("H");
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}
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hvp(pn1, pn2) int pn1, pn2; { /* Horizontal and Vertical Position */
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brc2(pn1, pn2, 'f');
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}
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ind() { /* Index */
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esc("D");
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}
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nel() { /* Next Line */
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esc("E");
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}
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ri() { /* Reverse Index */
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esc("M");
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}
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ris() { /* Reset to Initial State */
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esc("c");
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}
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rm(ps) char *ps; { /* Reset Mode */
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brcstr(ps, 'l');
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}
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scs(g,c) int g; char c; { /* Select character Set */
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printf("%c%c%c%c%c%c%c", 27, g ? ')' : '(', c,
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27, g ? '(' : ')', 'B',
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g ? 14 : 15);
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}
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sgr(ps) char *ps; { /* Select Graphic Rendition */
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brcstr(ps, 'm');
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}
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sm(ps) char *ps; { /* Set Mode */
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brcstr(ps, 'h');
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}
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tbc(pn) int pn; { /* Tabulation Clear */
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brc(pn, 'g');
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}
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vt52cup(l,c) int l,c; {
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printf("%cY%c%c", 27, l + 31, c + 31);
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}
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char inchar() {
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/*
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* Wait until a character is typed on the terminal
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* then read it, without waiting for CR.
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*/
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#ifdef UNIX
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int lval, waittime, getpid(); static int val; char ch;
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fflush(stdout);
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lval = val;
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brkrd = 0;
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reading = 1;
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read(0,&ch,1);
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reading = 0;
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if (brkrd)
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val = 0177;
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else
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val = ch;
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if ((val==0177) && (val==lval))
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kill(getpid(), (int) SIGTERM);
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#endif
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#ifdef SARG10
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int val, waittime;
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waittime = 0;
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while(!uuo(051,2,&val)) { /* TTCALL 2, (INCHRS) */
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zleep(100); /* Wait 0.1 seconds */
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if ((waittime += ttymode) > 600) /* Time-out, in case */
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return('\177'); /* of hung in ttybin(1) */
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}
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#endif
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#ifdef SARG20 /* try to fix a time-out function */
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int val, waittime;
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waittime = 0;
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while(jsys(SIBE,2,_PRIIN) == 0) { /* Is input empty? */
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zleep(100);
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if ((waittime += ttymode) > 600)
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return('\177');
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}
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ejsys(BIN,_PRIIN);
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val = jsac[2];
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#endif
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return(val);
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}
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char *instr() {
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/*
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* Get an unfinished string from the terminal:
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* wait until a character is typed on the terminal,
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* then read it, and all other available characters.
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* Return a pointer to that string.
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*/
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int i, val, crflag; long l1; char ch;
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static char result[80];
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i = 0;
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result[i++] = inchar();
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/* Wait 0.1 seconds (1 second in vanilla UNIX) */
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#ifdef SARG10
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if (trmop(01031,0) < 5) zleep(500); /* wait longer if low speed */
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else zleep(100);
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#else
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zleep(100);
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#endif
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#ifdef UNIX
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fflush(stdout);
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#ifdef XENIX
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while(rdchk(0)) {
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read(0,result+i,1);
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if (i++ == 78) break;
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}
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#else
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#ifdef SIII
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while(read(2,result+i,1) == 1)
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if (i++ == 78) break;
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#else
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while(ioctl(0,FIONREAD,&l1), l1 > 0L) {
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while(l1-- > 0L) {
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read(0,result+i,1);
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if (i++ == 78) goto out1;
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}
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}
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out1:
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#endif
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#endif
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#endif
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#ifdef SARG10
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while(uuo(051,2,&val)) { /* TTCALL 2, (INCHRS) */
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if (!(val == '\012' && crflag)) /* TOPS-10 adds LF to CR */
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result[i++] = val;
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crflag = val == '\015';
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if (i == 79) break;
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zleep(50); /* Wait 0.05 seconds */
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}
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#endif
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#ifdef SARG20
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while(jsys(SIBE,2,_PRIIN) != 0) { /* read input until buffer is empty */
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ejsys(BIN,_PRIIN);
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result[i++] = jsac[2];
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if (i == 79) break;
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zleep(50); /* Wait 0.05 seconds */
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}
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#endif
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result[i] = '\0';
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return(result);
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}
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ttybin(bin) int bin; {
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#ifdef SARG10
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#define OPEN 050
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#define IO_MOD 0000017
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#define _IOPIM 2
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#define _IOASC 0
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#define _TOPAG 01021
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#define _TOSET 01000
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int v;
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static int arglst[] = {
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_IOPIM,
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`TTY`,
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0
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};
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arglst[0] = bin ? _IOPIM : _IOASC;
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v = uuo(OPEN, 1, &arglst[0]);
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if (!v) { printf("OPEN failed"); exit(); }
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trmop(_TOPAG + _TOSET, bin ? 0 : 1);
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ttymode = bin;
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#endif
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#ifdef SARG20
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/* TTYBIN will set the line in BINARY/ASCII mode
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* BINARY mode is needed to send control characters
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* Bit 28 must be 0 (we don't flip it).
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* Bit 29 is used for the mode change.
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*/
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#define _TTASC 0000100
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#define _MOXOF 0000043
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int v;
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ejsys(RFMOD,_CTTRM);
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v = ejsys(SFMOD,_CTTRM, bin ? (~_TTASC & jsac[2]) : (_TTASC | jsac[2]));
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if (v) { printf("SFMOD failed"); exit(); }
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v = ejsys(MTOPR,_CTTRM,_MOXOF,0);
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if (v) { printf("MTOPR failed"); exit(); }
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#endif
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}
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#ifdef SARG20
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/*
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* SUPERBIN turns off/on all input character interrupts
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* This affects ^C, ^O, ^T
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* Beware where and how you use it !!!!!!!
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*/
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superbin(bin) int bin; {
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int v;
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v = ejsys(STIW,(0//-5), bin ? 0 : -1);
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if (v) { printf("STIW superbinary setting failed"); exit(); }
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ttymode = bin;
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}
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/*
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* PAGE affects the ^S/^Q handshake.
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* Set bit 34 to turn it on. Clear it for off.
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*/
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page(bin) int bin; {
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int v;
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#define TT_PGM 0000002
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ejsys(RFMOD,_CTTRM); /* Get the current terminal status */
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v = ejsys(STPAR,_CTTRM, bin ? (TT_PGM | jsac[2]) : (~TT_PGM & jsac[2]));
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if (v) { printf("STPAR failed"); exit(); }
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}
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#endif
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trmop(fc,arg) int fc, arg; {
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#ifdef SARG10
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int retvalp;
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int arglst[3];
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/* TRMOP is a TOPS-10 monitor call that does things to the terminal. */
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/* Find out TTY nbr (PA1050 barfs if TRMOP get -1 instead of udx) */
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/* A TRMNO monitor call returns the udx (Universal Device Index) */
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arglst[0] = fc; /* function code */
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arglst[1] = calli(0115, -1); /* udx, TRMNO. UUO */
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arglst[2] = arg; /* Optional argument */
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if (calli(0116, 3 // &arglst[0], &retvalp)) /* TRMOP. UUO */
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return (retvalp);
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else {
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printf("?Error return in TRMOP.");
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exit();
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}
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#endif
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}
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inputline(s) char *s; {
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scanf("%s",s);
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#ifdef SARG10
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readnl();
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#endif
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#ifdef SARG20
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readnl();
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#endif
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}
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inflush() {
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/*
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* Flush input buffer, make sure no pending input character
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*/
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int val;
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#ifdef UNIX
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#ifdef XENIX
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while(rdchk(0)) read(0,&val,1);
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#else
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#ifdef SIII
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while(read(2,&val,1));
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#else
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long l1;
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ioctl (0, FIONREAD, &l1);
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while(l1-- > 0L) read(0,&val,1);
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#endif
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#endif
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#endif
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#ifdef SARG10
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while(uuo(051,2,&val)) /* TTCALL 2, (INCHRS) */
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;
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#endif
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#ifdef SARG20
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ejsys(CFIBF,_PRIIN); /* Clear input buffer */
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#endif
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}
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zleep(t) int t; {
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/*
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* Sleep and do nothing (don't waste CPU) for t milliseconds
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*/
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#ifdef SARG10
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calli(072,t); /* (HIBER) t milliseconds */
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#endif
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#ifdef SARG20
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ejsys(DISMS,t); /* DISMISS for t milliseconds */
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#endif
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#ifdef UNIX
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t = t / 1000;
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if (t == 0) t = 1;
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sleep(t); /* UNIX can only sleep whole seconds */
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#endif
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}
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