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/*
* Author: Thomas E. Dickey
*
* $Id: test_setupterm.c,v 1.8 2015/06/28 00:53:46 tom Exp $
*
* A simple demo of setupterm/restartterm.
*/
#include <test.priv.h>
#if HAVE_TIGETSTR
static bool a_opt = FALSE;
static bool f_opt = FALSE;
static bool n_opt = FALSE;
static bool r_opt = FALSE;
static void
test_rc(NCURSES_CONST char *name, int actual_rc, int actual_err)
{
int expect_rc = -1;
int expect_err = -1;
if (name == 0)
name = getenv("TERM");
if (name == 0)
name = "?";
switch (*name) {
case 'v': /* vt100 is normal */
case 'd': /* dumb has no special flags */
expect_rc = 0;
expect_err = 1;
break;
case 'l': /* lpr is hardcopy */
expect_err = 1;
break;
case 'u': /* unknown is generic */
expect_err = 0;
break;
default:
break;
}
if (n_opt) {
expect_rc = -1;
expect_err = -1;
}
printf("%s",
((actual_rc == expect_rc && actual_err == expect_err)
? "OK"
: "ERR"));
printf(" '%s'", name);
if (actual_rc == expect_rc) {
printf(" rc=%d", actual_rc);
} else {
printf(" rc=%d (%d)", actual_rc, expect_rc);
}
if (actual_err == expect_err) {
printf(" err=%d", actual_err);
} else {
printf(" err=%d (%d)", actual_err, expect_err);
}
printf("\n");
}
static void
test_setupterm(NCURSES_CONST char *name)
{
int rc;
int err = -99;
if (r_opt) {
rc = restartterm(name, 0, f_opt ? NULL : &err);
} else {
rc = setupterm(name, 0, f_opt ? NULL : &err);
}
test_rc(name, rc, err);
}
static void
usage(void)
{
static const char *msg[] =
{
"Usage: test_setupterm [options] [terminal]",
"",
"Demonstrate error-checking for setupterm and restartterm.",
"",
"Options:",
" -a automatic test for each success/error code",
" -f treat errors as fatal",
" -n set environment to disable terminfo database, assuming",
" the compiled-in paths for database also fail",
" -r test restartterm rather than setupterm",
};
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;
while ((n = getopt(argc, argv, "afnr")) != -1) {
switch (n) {
case 'a':
a_opt = TRUE;
break;
case 'f':
f_opt = TRUE;
break;
case 'n':
n_opt = TRUE;
break;
case 'r':
r_opt = TRUE;
break;
default:
usage();
break;
}
}
if (n_opt) {
static char none[][25] =
{
"HOME=/GUI",
"TERMINFO=/GUI",
"TERMINFO_DIRS=/GUI"
};
/*
* We can turn this off, but not on again, because ncurses caches the
* directory locations.
*/
printf("** without database\n");
for (n = 0; n < 3; ++n)
putenv(none[n]);
} else {
printf("** with database\n");
}
/*
* The restartterm relies on an existing screen, so we make one here.
*/
if (r_opt) {
newterm("ansi", stdout, stdin);
reset_shell_mode();
}
if (a_opt) {
static char predef[][9] =
{"vt100", "dumb", "lpr", "unknown", "none-such"};
if (optind < argc) {
usage();
}
for (n = 0; n < 4; ++n) {
test_setupterm(predef[n]);
}
} else {
if (optind < argc) {
for (n = optind; n < argc; ++n) {
test_setupterm(argv[n]);
}
} else {
test_setupterm(NULL);
}
}
ExitProgram(EXIT_SUCCESS);
}
#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 */