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/*
* Author: Thomas E. Dickey
*
* $Id: demo_terminfo.c,v 1.1 2011/08/18 02:20:35 tsaitc Exp $
*
* A simple demo of the terminfo interface.
*/
#define USE_TINFO
#include <test.priv.h>
#ifdef NCURSES_VERSION
#if !(defined(HAVE_TERM_ENTRY_H) && HAVE_TERM_ENTRY_H)
#undef NCURSES_XNAMES
#define NCURSES_XNAMES 0
#endif
#if NCURSES_XNAMES
#include <term_entry.h>
#endif
#endif
#if HAVE_TIGETSTR
#if defined(HAVE_CURSES_DATA_BOOLNAMES) || defined(DECL_CURSES_DATA_BOOLNAMES)
static bool b_opt = FALSE;
static bool f_opt = FALSE;
static bool n_opt = FALSE;
static bool s_opt = FALSE;
static bool x_opt = FALSE;
#define FCOLS 8
#define FNAME(type) "%s %-*s = ", #type, FCOLS
static void
dumpit(NCURSES_CONST char *cap)
{
/*
* One of the limitations of the termcap interface is that the library
* cannot determine the size of the buffer passed via tgetstr(), nor the
* amount of space remaining. This demo simply reuses the whole buffer
* for each call; a normal termcap application would try to use the buffer
* to hold all of the strings extracted from the terminal entry.
*/
const char *str;
int num;
if ((str = tigetstr(cap)) != 0 && (str != (char *) -1)) {
/*
* Note that the strings returned are mostly terminfo format, since
* ncurses does not convert except for a handful of special cases.
*/
printf(FNAME(str), cap);
while (*str != 0) {
int ch = UChar(*str++);
switch (ch) {
case '\177':
fputs("^?", stdout);
break;
case '\033':
fputs("\\E", stdout);
break;
case '\b':
fputs("\\b", stdout);
break;
case '\f':
fputs("\\f", stdout);
break;
case '\n':
fputs("\\n", stdout);
break;
case '\r':
fputs("\\r", stdout);
break;
case ' ':
fputs("\\s", stdout);
break;
case '\t':
fputs("\\t", stdout);
break;
case '^':
fputs("\\^", stdout);
break;
case ':':
fputs("\\072", stdout);
break;
case '\\':
fputs("\\\\", stdout);
break;
default:
if (isgraph(ch))
fputc(ch, stdout);
else if (ch < 32)
printf("^%c", ch + '@');
else
printf("\\%03o", ch);
break;
}
}
printf("\n");
} else if ((num = tigetnum(cap)) >= 0) {
printf(FNAME(num), cap);
printf(" %d\n", num);
} else if ((num = tigetflag(cap)) >= 0) {
printf(FNAME(flg), cap);
printf("%s\n", num ? "true" : "false");
}
fflush(stdout);
}
static void
demo_terminfo(char *name)
{
unsigned n;
NCURSES_CONST char *cap;
printf("Terminal type \"%s\"\n", name);
setupterm(name, 1, (int *) 0);
if (b_opt) {
for (n = 0;; ++n) {
cap = f_opt ? boolfnames[n] : boolnames[n];
if (cap == 0)
break;
dumpit(cap);
}
}
if (n_opt) {
for (n = 0;; ++n) {
cap = f_opt ? numfnames[n] : numnames[n];
if (cap == 0)
break;
dumpit(cap);
}
}
if (s_opt) {
for (n = 0;; ++n) {
cap = f_opt ? strfnames[n] : strnames[n];
if (cap == 0)
break;
dumpit(cap);
}
}
#ifdef NCURSES_VERSION
if (x_opt) {
int mod;
if (f_opt) {
#if NCURSES_XNAMES
TERMTYPE *term = &(cur_term->type);
if (term != 0
&& ((NUM_BOOLEANS(term) != BOOLCOUNT)
|| (NUM_NUMBERS(term) != NUMCOUNT)
|| (NUM_STRINGS(term) != STRCOUNT))) {
for (n = BOOLCOUNT; n < NUM_BOOLEANS(term); ++n) {
dumpit(ExtBoolname(term, (int) n, boolnames));
}
for (n = NUMCOUNT; n < NUM_NUMBERS(term); ++n) {
dumpit(ExtNumname(term, (int) n, numnames));
}
for (n = STRCOUNT; n < NUM_STRINGS(term); ++n) {
dumpit(ExtStrname(term, (int) n, strnames));
}
}
#endif
} else {
char temp[10];
static const char *xterm_keys[] =
{
"kDC", "kDN", "kEND", "kHOM", "kIC",
"kLFT", "kNXT", "kPRV", "kRIT", "kUP",
};
for (n = 0; n < SIZEOF(xterm_keys); ++n) {
for (mod = 0; mod < 8; ++mod) {
if (mod == 0)
strcpy(temp, xterm_keys[n]);
else
sprintf(temp, "%s%d", xterm_keys[n], mod);
dumpit(temp);
}
}
}
}
#endif
}
static void
usage(void)
{
static const char *msg[] =
{
"Usage: demo_terminfo [options] [terminal]",
"",
"If no options are given, print all (boolean, numeric, string)",
"capabilities for the given terminal, using short names.",
"",
"Options:",
" -b print boolean-capabilities",
" -f print full names",
" -n print numeric-capabilities",
" -r COUNT repeat for given count",
" -s print string-capabilities",
#ifdef NCURSES_VERSION
" -x print extended capabilities",
#endif
};
unsigned n;
for (n = 0; n < SIZEOF(msg); ++n) {
fprintf(stderr, "%s\n", msg[n]);
}
ExitProgram(EXIT_FAILURE);
}
int
main(int argc, char *argv[])
{
int n;
int repeat;
char *name;
int r_opt = 1;
while ((n = getopt(argc, argv, "bfnr:sx")) != -1) {
switch (n) {
case 'b':
b_opt = TRUE;
break;
case 'f':
f_opt = TRUE;
break;
case 'n':
n_opt = TRUE;
break;
case 'r':
if ((r_opt = atoi(optarg)) <= 0)
usage();
break;
case 's':
s_opt = TRUE;
break;
#ifdef NCURSES_VERSION
case 'x':
x_opt = TRUE;
use_extended_names(TRUE);
break;
#endif
default:
usage();
break;
}
}
if (!(b_opt || n_opt || s_opt || x_opt)) {
b_opt = TRUE;
n_opt = TRUE;
s_opt = TRUE;
}
for (repeat = 0; repeat < r_opt; ++repeat) {
if (optind < argc) {
for (n = optind; n < argc; ++n) {
demo_terminfo(argv[n]);
}
} else if ((name = getenv("TERM")) != 0) {
demo_terminfo(name);
} else {
static char dumb[] = "dumb";
demo_terminfo(dumb);
}
}
ExitProgram(EXIT_SUCCESS);
}
#else
int
main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
{
printf("This program requires the terminfo arrays\n");
ExitProgram(EXIT_FAILURE);
}
#endif
#else /* !HAVE_TIGETSTR */
int
main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
{
printf("This program requires the terminfo functions such as tigetstr\n");
ExitProgram(EXIT_FAILURE);
}
#endif /* HAVE_TIGETSTR */