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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <ctype.h>
include <ttyset.h>
include "tty.h"
# Debug TTY package.
task find=t_find, cap=t_cap, init=t_init
define SZ_CAPSTR 30
define FAKE_PADCHAR 177B
# FIND -- Find an entry in the termcap database, and print out the caplist
# string.
procedure t_find()
char ttyname[SZ_FNAME]
pointer tty, ttygdes()
begin
call clgstr ("ttyname", ttyname, SZ_FNAME)
tty = ttygdes (ttyname)
call printf ("Termcap entry for '%s', %d capabilities\n")
call pargstr (ttyname)
call pargi (T_NCAPS(tty))
call printf (" pc=%oB, bsok=%b, htok=%b, %d by %d, %d baud\n")
call pargi (T_PADCHAR(tty))
call pargi (T_BSOK(tty))
call pargi (T_HTOK(tty))
call pargi (T_NCOLS(tty))
call pargi (T_NLINES(tty))
call pargi (T_BAUD(tty))
call putline (STDOUT, T_CAPLIST(tty))
call putci (STDOUT, '\n')
call ttycdes (tty)
end
# CAP -- Open descriptor, then sit in a get/put capability loop. Capabilities
# are put to the stdout in a readable form.
procedure t_cap()
char ttyname[SZ_FNAME], capstr[SZ_CAPSTR]
char ctrlstr[SZ_CTRLSTR], tempstr[SZ_CTRLSTR], obuf[SZ_LINE]
int fd, args[MAX_COORDS], nargs, nchars
int stropen(), ttygets(), ttysubi(), clglstr(), strlen(), nscan()
pointer tty, ttygdes()
begin
call clgstr ("ttyname", ttyname, SZ_FNAME)
tty = ttygdes (ttyname)
call ttyseti (tty, TTY_PADCHAR, FAKE_PADCHAR)
call printf ("Termcap entry for '%s', %d capabilities\n")
call pargstr (ttyname)
call pargi (T_NCAPS(tty))
call printf (" pc=%oB, bsok=%b, htok=%b, %d by %d, %d baud\n")
call pargi (T_PADCHAR(tty))
call pargi (T_BSOK(tty))
call pargi (T_HTOK(tty))
call pargi (T_NCOLS(tty))
call pargi (T_NLINES(tty))
call pargi (T_BAUD(tty))
while (clglstr ("cap", capstr, SZ_CAPSTR) != EOF)
if (ttygets (tty, capstr, ctrlstr, SZ_CTRLSTR) == 0) {
call printf ("capability '%s' not found\n")
call pargstr (capstr)
} else {
fd = stropen (obuf, SZ_LINE, NEW_FILE)
# Expand args? (as in "cap: cm 11 4")
if (strlen (capstr) > 2) {
call sscan (capstr[3])
for (nargs=0; nscan() == nargs; nargs=nargs+1)
call gargi (args[nargs+1])
nargs = nargs - 1
call strcpy (ctrlstr, tempstr, SZ_CTRLSTR)
nchars = ttysubi (tempstr, ctrlstr,SZ_CTRLSTR, args,nargs)
} else
nargs = 0
call ttyputs (fd, tty, ctrlstr, 1)
if (nargs > 0 && args[1] != 0 || args[2] != 0) {
call fprintf (fd, " residual x=%d, y=%d")
call pargi (args[1])
call pargi (args[2])
}
call close (fd)
call dump_chars (STDOUT, obuf)
}
call putci (STDOUT, '\n')
call ttycdes (tty)
end
# INIT -- Output initialization string in human readable form on the standard
# output.
define SZ_OBUF 1024
procedure t_init()
char ttyname[SZ_FNAME]
char obuf[SZ_OBUF]
int fd
int stropen()
pointer tty, ttygdes()
begin
call clgstr ("ttyname", ttyname, SZ_FNAME)
tty = ttygdes (ttyname)
call ttyseti (tty, TTY_PADCHAR, FAKE_PADCHAR)
# Print header identifying basic terminal capabilities.
call printf ("Termcap entry for '%s', %d capabilities\n")
call pargstr (ttyname)
call pargi (T_NCAPS(tty))
call printf (" pc=%oB, bsok=%b, htok=%b, %d by %d, %d baud\n")
call pargi (T_PADCHAR(tty))
call pargi (T_BSOK(tty))
call pargi (T_HTOK(tty))
call pargi (T_NCOLS(tty))
call pargi (T_NLINES(tty))
call pargi (T_BAUD(tty))
# Dump initialization string into buffer, print buffer in readable
# form on STDOUT.
fd = stropen (obuf, SZ_OBUF, NEW_FILE)
call ttyinit (fd, tty)
call close (fd)
call dump_chars (STDOUT, obuf)
call putci (STDOUT, '\n')
call ttycdes (tty)
end
# DUMP_CHARS -- Print out a sequence of normal and control chars in a nice
# readable form.
procedure dump_chars (fd, str)
int fd
char str[ARB]
char ch
int ip, iptop
int stridx()
errchk putci, putline
begin
for (ip=1; str[ip] != EOS; ) {
if (ip > 1)
call putci (fd, '\n')
call putline (fd, " ")
for (iptop=ip+50; ip < iptop && str[ip] != EOS; ip=ip+1) {
ch = str[ip]
if (IS_CNTRL(ch)) {
if (stridx (ch, "\b\f\t\r\n") > 0)
call putcc (fd, ch)
else {
call putci (fd, '^')
call putci (fd, ch + 'A' - 1)
}
} else if (ch == FAKE_PADCHAR) {
call putci (fd, '.')
} else
call putc (fd, ch)
}
}
if (ip < iptop)
call putci (fd, '\n')
end
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