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GEMini_Atari_CD-ROM_Walnut_Creek_December_1993.iso
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curses.c
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C/C++ Source or Header
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1985-11-19
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8KB
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381 lines
/**********************************************************************
*
* Tiny pseudo "curses" package (runs on U__X, VMS, or MCH_AMIGA)
*
* v1.0 870117 DBW - D. Wecker, initial hack
*
**********************************************************************/
#ifdef VMS
#include <stsdef.h>
#include <ssdef.h>
#include <descrip.h>
#include <iodef.h>
#include <ttdef.h>
#define NIBUF 128 /* Input buffer size */
#define NOBUF 1024 /* MM says bug buffers win! */
#define EFN 0 /* Event flag */
char obuf[NOBUF]; /* Output buffer */
int nobuf; /* # of bytes in above */
char ibuf[NIBUF]; /* Input buffer */
int nibuf; /* # of bytes in above */
int ibufi; /* Read index */
int oldmode[2]; /* Old TTY mode bits */
int newmode[2]; /* New TTY mode bits */
short iochan; /* TTY I/O channel */
struct dsc$descriptor idsc;
struct dsc$descriptor odsc;
char oname[40];
int iosb[2];
int term[2];
int status;
#endif
#ifdef MCH_AMIGA
extern char *Open();
extern long Read(),Write();
extern void Close();
#define NEW 1006L
#define AMG_MAXBUF 1024
static char *terminal = 0L;
static char scrn_tmp[AMG_MAXBUF+1];
static long scrn_tmp_p = 0L;
#endif
#ifdef U__X
#include <sys/ioctl.h>
#include <sgtty.h>
#include <stdio.h>
struct sgttyb old_tty,new_tty;
#endif
#ifdef MCH_AMIGA
#define COLS 79
#define ROWS 23
#else
#define COLS 80
#define ROWS 24
#endif
#ifdef TOS
#include <osbind.h>
#define ST_MAXBUF 512
static char scrn_tmp[ST_MAXBUF+1];
static long scrn_tmp_p = 0L;
#endif
#define NORMAL 0x00
#define BOLD 0x80
char nscrn[ROWS][COLS],
cscrn[ROWS][COLS],
row,
col,
mode;
char str[256];
move(y,x)
int y,x;
{
row = y;
col = x;
}
clrtoeol() {
int i;
for (i = col; i < COLS; i++) nscrn[row][i] = ' ' | mode;
}
printw(fmt,a1,a2,a3,a4,a5)
char *fmt,*a1,*a2,*a3,*a4,*a5;
{
int i,j;
sprintf(str,fmt,a1,a2,a3,a4,a5);
j = 0;
for (i = col; i < COLS && str[j] != '\000'; i++)
nscrn[row][i] = str[j++] | mode;
col = i;
}
clrtobot() {
int i,j;
clrtoeol();
for (i = row+1; i < ROWS; i++)
for (j = 0; j < COLS; j++)
nscrn[i][j] = ' ' | mode;
}
standout() {
mode = BOLD;
}
standend() {
mode = NORMAL;
}
addstr(s)
char *s;
{
printw("%s",s);
}
initscr() {
int i,j;
#ifdef MCH_AMIGA
terminal = Open("RAW:1/1/639/199/DBW_VC (v1.0 870117)",(long)NEW);
#endif
#ifdef VMS
odsc.dsc$a_pointer = "TT";
odsc.dsc$w_length = strlen(odsc.dsc$a_pointer);
odsc.dsc$b_dtype = DSC$K_DTYPE_T;
odsc.dsc$b_class = DSC$K_CLASS_S;
idsc.dsc$b_dtype = DSC$K_DTYPE_T;
idsc.dsc$b_class = DSC$K_CLASS_S;
do {
idsc.dsc$a_pointer = odsc.dsc$a_pointer;
idsc.dsc$w_length = odsc.dsc$w_length;
odsc.dsc$a_pointer = &oname[0];
odsc.dsc$w_length = sizeof(oname);
status = LIB$SYS_TRNLOG(&idsc, &odsc.dsc$w_length, &odsc);
if (status!=SS$_NORMAL && status!=SS$_NOTRAN) exit(status);
if (oname[0] == 0x1B) {
odsc.dsc$a_pointer += 4;
odsc.dsc$w_length -= 4;
}
}
while (status == SS$_NORMAL);
status = SYS$ASSIGN(&odsc, &iochan, 0, 0);
if (status != SS$_NORMAL) exit(status);
status = SYS$QIOW(EFN, iochan, IO$_SENSEMODE, iosb, 0, 0,
oldmode, sizeof(oldmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL) exit(status);
newmode[0] = oldmode[0];
newmode[1] = oldmode[1] | TT$M_PASSALL | TT$M_NOECHO;
status = SYS$QIOW(EFN, iochan, IO$_SETMODE, iosb, 0, 0,
newmode, sizeof(newmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL) exit(status);
#endif
#ifdef U__X
ioctl(0,TIOCGETP,&old_tty);
ioctl(0,TIOCGETP,&new_tty);
new_tty.sg_flags |= RAW;
new_tty.sg_flags &= ~ECHO;
ioctl(0,TIOCSETP,&new_tty);
#endif
row = 0;
col = 0;
mode = NORMAL;
for (i = 0; i < ROWS; i++)
for (j = 0; j < COLS; j++)
nscrn[i][j] = cscrn[i][j] = ' ';
ttputs("\033E");
}
clear() {
row = 0;
col = 0;
clrtobot();
}
endwin() {
move(ROWS-1,0);
refresh();
#ifdef MCH_AMIGA
amg_flush();
Close(terminal);
#endif
#ifdef VMS
status = SYS$QIOW(EFN, iochan, IO$_SETMODE, iosb, 0, 0,
oldmode, sizeof(oldmode), 0, 0, 0, 0);
if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL) exit(status);
status = SYS$DASSGN(iochan);
if (status != SS$_NORMAL) exit(status);
#endif
#ifdef U__X
ioctl(0,TIOCSETP,&old_tty);
#endif
}
char inch() {
return(nscrn[row][col] & 0x7F);
}
touchwin() {
int i,j;
for (i=0; i<ROWS; i++)
for (j=0; j<COLS; j++)
cscrn[i][j] = ' ';
ttputs("\033E");
}
refresh() {
int i,j,mode;
mode = NORMAL;
for (i=0; i < ROWS; i++) {
for (j = 0; j < COLS; j++) {
if (nscrn[i][j] != cscrn[i][j]) {
sprintf(str,"\033Y%c%c",i+32,j+32);
ttputs(str);
while (nscrn[i][j] != cscrn[i][j]) {
if (mode == NORMAL && (nscrn[i][j] & BOLD) == BOLD) {
ttputs("\033p");
mode = BOLD;
}
else if (mode == BOLD && (nscrn[i][j] & BOLD) == NORMAL) {
ttputs("\033q");
mode = NORMAL;
}
cscrn[i][j] = nscrn[i][j];
ttputc(nscrn[i][j] & 0x7F);
j++;
}
}
}
}
sprintf(str,"\033Y%c%c",row+32,col+32);
ttputs(str);
if (mode) ttputs("\033q");
ttflush();
}
ttgetc() {
#ifdef MCH_AMIGA
unsigned char ch[2];
Read(terminal, ch, 1L);
return (ch[0] & 0xFF);
#endif
#ifdef VMS
while (ibufi >= nibuf) {
ibufi = 0;
term[0] = 0;
term[1] = 0;
status = SYS$QIOW(EFN, iochan, IO$_READLBLK|IO$M_TIMED,
iosb, 0, 0, ibuf, NIBUF, 0, term, 0, 0);
if (status != SS$_NORMAL) exit(status);
status = iosb[0] & 0xFFFF;
if (status!=SS$_NORMAL && status!=SS$_TIMEOUT) exit(status);
nibuf = (iosb[0]>>16) + (iosb[1]>>16);
if (nibuf == 0) {
status = SYS$QIOW(EFN, iochan, IO$_READLBLK,
iosb, 0, 0, ibuf, 1, 0, term, 0, 0);
if (status != SS$_NORMAL || (status = (iosb[0]&0xFFFF)) != SS$_NORMAL)
exit(status);
nibuf = (iosb[0]>>16) + (iosb[1]>>16);
}
}
return (ibuf[ibufi++] & 0x7F);
#endif
#ifdef U__X
return(getchar() & 0x7F);
#endif
#ifdef TOS
char c, hi, lo;
long keycode=Crawcin();
lo=keycode&0xff;
hi=(keycode>>16)&0xff;
switch (hi) {
case 0x62 : {c='?'; break;}
case 0x48 : {c='\020'; break;}
case 0x4b : {c='\002'; break;}
case 0x4d : {c='\006'; break;}
case 0x50 : {c='\016'; break;}
default : {c=lo;}
}
return (c);
#endif
}
ttputc(c)
#ifdef MCH_AMIGA
char c;
#endif
{
#ifdef MCH_AMIGA
scrn_tmp[scrn_tmp_p++] = c;
if(scrn_tmp_p>=AMG_MAXBUF) amg_flush();
#endif
#ifdef TOS
scrn_tmp[scrn_tmp_p++] = c;
if(scrn_tmp_p>=ST_MAXBUF) st_flush();
#endif
#ifdef VMS
if (nobuf >= NOBUF) ttflush();
obuf[nobuf++] = c;
#endif
#ifdef U__X
fputc(c, stdout);
#endif
}
#ifdef MCH_AMIGA
amg_flush()
{
if(scrn_tmp_p) Write(terminal,scrn_tmp,(long)scrn_tmp_p);
scrn_tmp_p = 0;
}
#endif
#ifdef TOS
st_flush()
{
scrn_tmp[scrn_tmp_p]=0;
if(scrn_tmp_p) cputs(scrn_tmp);
scrn_tmp_p = 0;
}
#endif
ttputs(s)
char *s;
{
while (*s) ttputc(*s++);
}
ttflush()
{
#ifdef MCH_AMIGA
amg_flush();
#endif
#ifdef TOS
st_flush();
#endif
#ifdef VMS
status = SS$_NORMAL;
if (nobuf != 0) {
status = SYS$QIOW(EFN, iochan, IO$_WRITELBLK|IO$M_NOFORMAT,
iosb, 0, 0, obuf, nobuf, 0, 0, 0, 0);
if (status == SS$_NORMAL) status = iosb[0] & 0xFFFF;
nobuf = 0;
}
return (status);
#endif
#ifdef U__X
fflush(stdout);
#endif
}