]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - tack/fun.c
ncurses 5.0
[ncurses.git] / tack / fun.c
diff --git a/tack/fun.c b/tack/fun.c
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+/*
+** Copyright (C) 1991, 1997 Free Software Foundation, Inc.
+** 
+** This file is part of TACK.
+** 
+** TACK is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2, or (at your option)
+** any later version.
+** 
+** TACK is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+** 
+** You should have received a copy of the GNU General Public License
+** along with TACK; see the file COPYING.  If not, write to
+** the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+** Boston, MA 02111-1307, USA.
+*/
+
+#include <tack.h>
+
+MODULE_ID("$Id: fun.c,v 1.2 1999/06/16 00:46:12 tom Exp $")
+
+/*
+ * Test the function keys on the terminal.  The code for echo tests
+ * lives here too.
+ */
+
+static void funkey_keys(struct test_list *, int *, int *);
+static void funkey_meta(struct test_list *, int *, int *);
+static void funkey_label(struct test_list *, int *, int *);
+static void funkey_prog(struct test_list *, int *, int *);
+static void funkey_local(struct test_list *, int *, int *);
+
+struct test_list funkey_test_list[] = {
+       {0, 0, 0, 0, "e) edit terminfo", 0, &edit_menu},
+       {MENU_CLEAR + FLAG_FUNCTION_KEY, 0, 0, 0, "f) show a list of function keys", show_report, 0},
+       {MENU_NEXT | MENU_CLEAR, 0, "smkx) (rmkx", 0,
+               "k) test function keys", funkey_keys, 0},
+       {MENU_NEXT, 10, "km", "smm rmm", 0, funkey_meta, 0},
+       {MENU_NEXT, 8, "nlab) (smln) (pln) (rmln", "lw lh", 0, funkey_label, 0},
+       {MENU_NEXT, 2, "pfx", 0, 0, funkey_prog, 0},
+       {MENU_NEXT, 2, "pfloc", 0, 0, funkey_local, 0},
+       {MENU_LAST, 0, 0, 0, 0, 0, 0}
+};
+
+static void printer_on(struct test_list *, int *, int *);
+static void printer_mc0(struct test_list *, int *, int *);
+
+struct test_list printer_test_list[] = {
+       {0, 0, 0, 0, "e) edit terminfo", 0, &edit_menu},
+       {MENU_NEXT | MENU_CLEAR, 0, "mc4) (mc5) (mc5i", 0, 0, printer_on, 0},
+       {MENU_NEXT | MENU_CLEAR, 0, "mc0", 0, 0, printer_mc0, 0},
+       {MENU_LAST, 0, 0, 0, 0, 0, 0}
+};
+
+#define MAX_STRINGS STRCOUNT
+
+/* scan code externals */
+extern int scan_max;           /* length of longest scan code */
+extern char **scan_up, **scan_down, **scan_name;
+extern int *scan_tested, *scan_length;
+
+/* local definitions */
+static const char *fk_name[MAX_STRINGS];
+static char *fkval[MAX_STRINGS];
+static char *fk_label[MAX_STRINGS];    /* function key labels (if any) */
+static int fk_tested[MAX_STRINGS];
+static int fkmax = 1;          /* length of longest key */
+static int got_labels = 0;     /* true if we have some labels */
+static int key_count = 0;
+static int end_state;
+
+/* unknown function keys */
+#define MAX_FK_UNK 50
+static char *fk_unknown[MAX_FK_UNK];
+static int fk_length[MAX_FK_UNK];
+static int funk;
+
+/*
+**     keys_tested(first-time, show-help, hex-output)
+**
+**     Display a list of the keys not tested.
+*/
+static void
+keys_tested(
+       int first_time,
+       int show_help,
+       int hex_output)
+{
+       int i, l;
+       char outbuf[256];
+
+       put_clear();
+       tty_set();
+       flush_input();
+       if (got_labels) {
+               putln("Function key labels:");
+               for (i = 0; i < key_count; ++i) {
+                       if (fk_label[i]) {
+                               sprintf(outbuf, "%s %s",
+                                       fk_name[i] ? fk_name[i] : "??", fk_label[i]);
+                               put_columns(outbuf, strlen(outbuf), 16);
+                       }
+               }
+               put_newlines(2);
+       }
+       if (funk) {
+               putln("The following keys are not defined:");
+               for (i = 0; i < funk; ++i) {
+                       put_columns(fk_unknown[i], fk_length[i], 16);
+               }
+               put_mode(exit_attribute_mode);
+               put_newlines(2);
+       }
+       if (first_time) {
+               putln("The following keys are defined:");
+       } else {
+               putln("The following keys have not been tested:");
+       }
+       if (scan_mode) {
+               for (i = 0; scan_down[i]; i++) {
+                       if (!scan_tested[i]) {
+                               if (hex_output) {
+                                       strcpy(outbuf, hex_expand_to(scan_down[i], 3));
+                               } else {
+                                       strcpy(outbuf, expand(scan_down[i]));
+                               }
+                               l = expand_chars;
+                               if (hex_output) {
+                                       strcat(outbuf, hex_expand_to(scan_up[i], 3));
+                               } else {
+                                       strcat(outbuf, expand(scan_up[i]));
+                               }
+                               expand_chars += l;
+                               l = strlen(scan_name[i]);
+                               if (((char_count + 16) & ~15) +
+                                       ((expand_chars + 7) & ~7) + l >= columns) {
+                                       put_crlf();
+                               } else
+                               if (char_count + 24 > columns) {
+                                       put_crlf();
+                               } else if (char_count) {
+                                       putchp(' ');
+                               }
+                               put_columns(outbuf, expand_chars, 16);
+                               put_columns(scan_name[i], l, 8);
+                       }
+               }
+       } else {
+               for (i = 0; i < key_count; i++) {
+                       if (!fk_tested[i]) {
+                               if (hex_output) {
+                                       strcpy(outbuf, hex_expand_to(fkval[i], 3));
+                               } else {
+                                       strcpy(outbuf, expand(fkval[i]));
+                               }
+                               l = strlen(fk_name[i]);
+                               if (((char_count + 16) & ~15) +
+                                       ((expand_chars + 7) & ~7) + l >= columns) {
+                                       put_crlf();
+                               } else
+                               if (char_count + 24 > columns) {
+                                       put_crlf();
+                               } else
+                               if (char_count) {
+                                       putchp(' ');
+                               }
+                               put_columns(outbuf, expand_chars, 16);
+                               put_columns(fk_name[i], l, 8);
+                       }
+               }
+       }
+       put_newlines(2);
+       if (show_help) {
+               ptextln("Hit any function key.  Type 'end' to quit.  Type ? to update the display.");
+               put_crlf();
+       }
+}
+
+/*
+**     enter_key(name, value, label)
+**
+**     Enter a function key into the data base
+*/
+void
+enter_key(
+       const char *name,
+       char *value,
+       char *lab)
+{
+       int j;
+
+       if (value) {
+               j = strlen(value);
+               fkmax = fkmax > j ? fkmax : j;
+               /* do not permit duplicates */
+               for (j = 0; j < key_count; j++) {
+                       if (!strcmp(fk_name[j], name)) {
+                               return;
+                       }
+               }
+               fkval[key_count] = value;
+               fk_tested[key_count] = 0;
+               fk_label[key_count] = lab;
+               fk_name[key_count++] = name;
+               if (lab) {
+                       got_labels = TRUE;
+               }
+       }
+}
+
+
+static void
+fresh_line(void)
+{                              /* clear the line for a new fumction key line */
+       if (over_strike) {
+               put_crlf();
+       } else {
+               put_cr();
+               if (clr_eol) {
+                       tc_putp(clr_eol);
+               } else {
+                       put_str("                    \r");
+               }
+       }
+}
+
+
+static int
+end_funky(int ch)
+{                              /* return true if this is the end */
+       switch (ch) {
+       case 'e':
+       case 'E':
+               end_state = 'e';
+               break;
+       case 'n':
+       case 'N':
+               if (end_state == 'e') {
+                       end_state = 'n';
+               } else {
+                       end_state = 0;
+               }
+               break;
+       case 'd':
+       case 'D':
+               if (end_state == 'n') {
+                       end_state = 'd';
+               } else {
+                       end_state = 0;
+               }
+               break;
+       case 'l':
+       case 'L':
+               if (end_state == 'l') {
+                       end_state = '?';
+               } else {
+                       end_state = 'l';
+               }
+               break;
+       default:
+               end_state = 0;
+               break;
+       }
+       return end_state == 'd';
+}
+
+
+static int
+found_match(char *s, int hx, int cc)
+{                              /* return true if this string is a match */
+       int j, f;
+       char outbuf[256];
+
+       if (!*s) {
+               return 0;
+       }
+       if (scan_mode) {
+               for (j = f = 0; scan_down[j]; j++) {
+                       if (scan_length[j] == 0) {
+                               continue;
+                       }
+                       if (!strncmp(s, scan_down[j], scan_length[j])) {
+                               if (!f) {       /* first match */
+                                       put_cr();
+                                       if (hx) {
+                                               put_str(hex_expand_to(s, 10));
+                                       } else {
+                                               put_str(expand_to(s, 10));
+                                       }
+                                       f = 1;
+                               }
+                               (void) end_funky(scan_name[j][0]);
+                               put_str(" ");
+                               put_str(scan_name[j]);
+                               scan_tested[j] = 1;
+                               s += scan_length[j];
+                               if (strncmp(s, scan_up[j], scan_length[j])) {
+                                       put_str(" scan down");
+                               } else {
+                                       s += scan_length[j];
+                               }
+                               if (!*s) {
+                                       break;
+                               }
+                               j = -1;
+                       }
+                       if (!strncmp(s, scan_up[j], scan_length[j])) {
+                               if (!f) {       /* first match */
+                                       put_cr();
+                                       if (hx) {
+                                               put_str(hex_expand_to(s, 10));
+                                       } else {
+                                               put_str(expand_to(s, 10));
+                                       }
+                                       f = 1;
+                               }
+                               put_str(" ");
+                               put_str(scan_name[j]);
+                               put_str(" scan up");
+                               s += scan_length[j];
+                               if (!*s) {
+                                       break;
+                               }
+                               j = -1;
+                       }
+               }
+       } else {
+               for (j = f = 0; j < key_count; j++) {
+                       if (!strcmp(s, fkval[j])) {
+                               if (!f) {       /* first match */
+                                       put_cr();
+                                       if (hx) {
+                                               put_str(hex_expand_to(s, 10));
+                                       } else {
+                                               put_str(expand_to(s, 10));
+                                       }
+                                       f = 1;
+                               }
+                               sprintf(outbuf, " (%s)", fk_name[j]);
+                               put_str(outbuf);
+                               if (fk_label[j]) {
+                                       sprintf(outbuf, " <%s>", fk_label[j]);
+                                       put_str(outbuf);
+                               }
+                               fk_tested[j] = 1;
+                       }
+               }
+       }
+       if (end_state == '?') {
+               keys_tested(0, 1, hx);
+               tty_raw(cc, char_mask);
+               end_state = 0;
+       }
+       return f;
+}
+
+
+static int
+found_exit(char *keybuf, int hx, int cc)
+{                              /* return true if the user wants to exit */
+       int j, k;
+       char *s;
+
+
+       if (scan_mode) {
+               if (*keybuf == '\0') {
+                       return TRUE;
+               }
+       } else {
+               /* break is a special case */
+               if (*keybuf == '\0') {
+                       fresh_line();
+                       tty_set();
+                       ptext("Hit X to exit: ");
+                       if (wait_here() == 'X') {
+                               return TRUE;
+                       }
+                       keys_tested(0, 1, hx);
+                       tty_raw(cc, char_mask);
+                       return FALSE;
+               }
+               /* is this the end? */
+               for (k = 0; (j = (keybuf[k] & STRIP_PARITY)); k++) {
+                       if (end_funky(j)) {
+                               return TRUE;
+                       }
+               }
+
+               j = TRUE;       /* does he need an updated list? */
+               for (k = 0; keybuf[k]; k++) {
+                       j &= (keybuf[k] & STRIP_PARITY) == '?';
+               }
+               if (j || end_state == '?') {
+                       keys_tested(0, 1, hx);
+                       tty_raw(cc, char_mask);
+                       end_state = 0;
+                       return FALSE;
+               }
+       }
+
+       put_cr();
+       if (hx) {
+               s = hex_expand_to(keybuf, 10);
+       } else {
+               s = expand_to(keybuf, 10);
+       }
+       sprintf(temp, "%s Unknown", s);
+       put_str(temp);
+       for (j = 0; j < MAX_FK_UNK; j++) {
+               if (j == funk) {
+                       fk_length[funk] = expand_chars;
+                       if ((fk_unknown[funk] = (char *)malloc(strlen(s) + 1))) {
+                               strcpy(fk_unknown[funk++], s);
+                       }
+                       break;
+               }
+               if (fk_length[j] == expand_chars) {
+                       if (!strcmp(fk_unknown[j], s)) {
+                               break;
+                       }
+               }
+       }
+       return FALSE;
+}
+
+/*
+**     funkey_keys(test_list, status, ch)
+**
+**     Test function keys
+*/
+static void
+funkey_keys(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       char keybuf[256];
+
+       if (keypad_xmit) {
+               tc_putp(keypad_xmit);
+       }
+       keys_tested(1, 1, hex_out);     /* also clears screen */
+       keybuf[0] = '\0';
+       end_state = 0;
+       if (scan_mode) {
+               fkmax = scan_max;
+       }
+       tty_raw(0, char_mask);
+       while (end_state != 'd') {
+               read_key(keybuf, sizeof(keybuf));
+               fresh_line();
+               if (found_match(keybuf, hex_out, 0)) {
+                       continue;
+               }
+               if (found_exit(keybuf, hex_out, 0)) {
+                       break;
+               }
+       }
+       if (keypad_local) {
+               tc_putp(keypad_local);
+       }
+       keys_tested(0, 0, hex_out);
+       ptext("Function key test ");
+       generic_done_message(t, state, ch);
+}
+
+int
+tty_meta_prep(void)
+{                              /* print a warning before the meta key test */
+       if (not_a_tty) {
+               return 0;
+       }
+       if (initial_stty_query(TTY_8_BIT)) {
+               return 0;
+       }
+       ptext("The meta key test must be run with the");
+       ptext(" terminal set for 8 data bits.  Two stop bits");
+       ptext(" may also be needed for correct display.  I will");
+       ptext(" transmit 8 bit data but if the terminal is set for");
+       ptextln(" 7 bit data, garbage may appear on the screen.");
+       return 1;
+}
+
+/*
+**     funkey_meta(test_list, status, ch)
+**
+**     Test meta key (km) (smm) (rmm)
+*/
+static void
+funkey_meta(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       int i, j, k, len;
+       char outbuf[256];
+
+       if (has_meta_key) {
+               put_crlf();
+               if (char_mask != ALLOW_PARITY) {
+                       if (tty_meta_prep()) {
+                               ptext("\nHit any key to continue > ");
+                               (void) wait_here();
+                               put_crlf();
+                       }
+               }
+               ptext("Begin meta key test. (km) (smm) (rmm)  Hit any key");
+               ptext(" with the meta key.  The character will be");
+               ptext(" displayed in hex.  If the meta key is working");
+               ptext(" then the most significant bit will be set.  Type");
+               ptextln(" 'end' to exit.");
+               tty_raw(1, ALLOW_PARITY);
+               tc_putp(meta_on);
+
+               for (i = j = k = len = 0; i != 'e' || j != 'n' || k != 'd';) {
+                       i = j;
+                       j = k;
+                       k = getchp(ALLOW_PARITY);
+                       if (k == EOF) {
+                               break;
+                       }
+                       if ((len += 3) >= columns) {
+                               put_crlf();
+                               len = 3;
+                       }
+                       sprintf(outbuf, "%02X ", k);
+                       put_str(outbuf);
+                       k &= STRIP_PARITY;
+               }
+               tc_putp(meta_off);
+               put_crlf();
+               tty_set();
+               put_crlf();
+       } else {
+               ptext("(km) Has-meta-key is not set.  ");
+       }
+       generic_done_message(t, state, ch);
+}
+
+/*
+**     funkey_label(test_list, status, ch)
+**
+**     Test labels (nlab) (smln) (pln) (rmln) (lw) (lh)
+*/
+static void
+funkey_label(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       int i;
+       char outbuf[256];
+
+       if (num_labels == -1) {
+               ptextln("Your terminal has no labels. (nlab)");
+       } else {
+               sprintf(temp, "Your terminal has %d labels (nlab) that are %d characters wide (lw) and %d lines high (lh)",
+                       num_labels, label_width, label_height);
+               ptext(temp);
+               ptextln(" Testing (smln) (pln) (rmln)");
+               if (label_on) {
+                       tc_putp(label_on);
+               }
+               if (label_width <= 0) {
+                       label_width = sizeof(outbuf) - 1;
+               }
+               for (i = 1; i <= num_labels; i++) {
+                       sprintf(outbuf, "L%d..............................", i);
+                       outbuf[label_width] = '\0';
+                       tc_putp(tparm(plab_norm, i, outbuf));
+               }
+               if (label_off) {
+                       ptext("Hit any key to remove the labels: ");
+                       (void) wait_here();
+                       tc_putp(label_off);
+               }
+       }
+       generic_done_message(t, state, ch);
+}
+
+/*
+**     funkey_prog(test_list, status, ch)
+**
+**     Test program function keys (pfx)
+*/
+static void
+funkey_prog(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       int i, fk;
+       char mm[256];
+
+       fk = 1; /* use function key 1 for now */
+       if (pkey_xmit) {
+               /* test program function key */
+               sprintf(temp,
+                       "(pfx) Set function key %d to transmit abc\\n", fk);
+               ptextln(temp);
+               tc_putp(tparm(pkey_xmit, fk, "abc\n"));
+               sprintf(temp, "Hit function key %d\n", fk);
+               ptextln(temp);
+               for (i = 0; i < 4; ++i)
+                       mm[i] = getchp(STRIP_PARITY);
+               mm[i] = '\0';
+               put_crlf();
+               if (mm[0] != 'a' || mm[1] != 'b' || mm[2] != 'c') {
+                       sprintf(temp, "Error string recieved was: %s", expand(mm));
+                       ptextln(temp);
+               } else {
+                       putln("Thank you\n");
+               }
+               flush_input();
+               if (key_f1) {
+                       tc_putp(tparm(pkey_xmit, fk, key_f1));
+               }
+       } else {
+               ptextln("Function key transmit (pfx), not present.");
+       }
+       generic_done_message(t, state, ch);
+}
+
+/*
+**     funkey_local(test_list, status, ch)
+**
+**     Test program local function keys (pfloc)
+*/
+static void
+funkey_local(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       int fk;
+
+       fk = 1;
+       if (pkey_local) {
+               /* test local function key */
+               sprintf(temp,
+                       "(pfloc) Set function key %d to execute a clear and print \"Done!\"", fk);
+               ptextln(temp);
+               sprintf(temp, "%sDone!", liberated(clear_screen));
+               tc_putp(tparm(pkey_local, fk, temp));
+               sprintf(temp, "Hit function key %d.  Then hit return.", fk);
+               ptextln(temp);
+               (void) wait_here();
+               flush_input();
+               if (key_f1 && pkey_xmit) {
+                       tc_putp(tparm(pkey_xmit, fk, key_f1));
+               }
+       } else {
+               ptextln("Function key execute local (pfloc), not present.");
+       }
+
+       generic_done_message(t, state, ch);
+}
+
+/*
+**     printer_on(test_list, status, ch)
+**
+**     Test printer on/off (mc4) (mc5) (mc5i)
+*/
+static void
+printer_on(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       if (!prtr_on || !prtr_off) {
+               ptextln("Printer on/off missing. (mc5) (mc4)");
+       } else if (prtr_silent) {
+               ptextln("Your printer is silent. (mc5i) is set.");
+               tc_putp(prtr_on);
+               ptextln("This line should be on the printer but not your screen. (mc5)");
+               tc_putp(prtr_off);
+               ptextln("This line should be only on the screen. (mc4)");
+       } else {
+               ptextln("Your printer is not silent. (mc5i) is reset.");
+               tc_putp(prtr_on);
+               ptextln("This line should be on the printer and the screen. (mc5)");
+               tc_putp(prtr_off);
+               ptextln("This line should only be on the screen. (mc4)");
+       }
+       generic_done_message(t, state, ch);
+}
+
+/*
+**     printer_mc0(test_list, status, ch)
+**
+**     Test screen print (mc0)
+*/
+static void
+printer_mc0(
+       struct test_list *t,
+       int *state,
+       int *ch)
+{
+       if (print_screen) {
+               ptext("I am going to send the contents of the screen to");
+               ptext(" the printer, then wait for a keystroke from you.");
+               ptext("  All of the text that appears on the screen");
+               ptextln(" should be printed. (mc0)");
+               tc_putp(print_screen);
+       } else {
+               ptext("(mc0) Print-screen is not present.  ");
+       }
+       generic_done_message(t, state, ch);
+}
+
+
+static void
+line_pattern(void)
+{                              /* put up a pattern that will help count the
+                                  number of lines */
+       int i, j;
+
+       put_clear();
+       if (over_strike) {
+               for (i = 0; i < 100; i++) {
+                       if (i) {
+                               put_crlf();
+                       }
+                       for (j = i / 10; j; j--) {
+                               put_this(' ');
+                       }
+                       put_this('0' + ((i + 1) % 10));
+               }
+       } else  /* I assume it will scroll */ {
+               for (i = 100; i; i--) {
+                       sprintf(temp, "\r\n%d", i);
+                       put_str(temp);
+               }
+       }
+}
+
+
+static void
+column_pattern(void)
+{                              /* put up a pattern that will help count the
+                                  number of columns */
+       int i, j;
+
+       put_clear();
+       for (i = 0; i < 20; i++) {
+               for (j = 1; j < 10; j++) {
+                       put_this('0' + j);
+               }
+               put_this('.');
+       }
+}
+
+/*
+**     report_help()
+**
+**     Print the help text for the echo tests
+*/
+static void
+report_help(int crx)
+{
+       ptextln("The following commands may also be entered:");
+       ptextln(" clear   clear screen.");
+       ptextln(" columns print a test patterm to help count screen width.");
+       ptextln(" lines   print a test patterm to help count screen length.");
+       ptextln(" end     exit.");
+       ptextln(" echo    redisplay last report.");
+       if (crx) {
+               ptextln(" hex     redisplay last report in hex.");
+       } else {
+               ptextln(" hex     toggle hex display mode.");
+       }
+       ptextln(" help    display this list.");
+       ptextln(" high    toggle forced high bit (0x80).");
+       ptextln(" scan    toggle scan mode.");
+       ptextln(" one     echo one character after <cr> or <lf> as is. (report mode)");
+       ptextln(" two     echo two characters after <cr> or <lf> as is.");
+       ptextln(" all     echo all characters after <cr> or <lf> as is. (echo mode)");
+}
+
+/*
+**     tools_report(testlist, state, ch)
+**
+**     Run the echo tool and report tool
+*/
+void
+tools_report(
+       struct test_list *t,
+       int *state GCC_UNUSED,
+       int *pch GCC_UNUSED)
+{
+       int i, j, ch, crp, crx, high_bit, save_scan_mode, hex_display;
+       char buf[1024];
+       char txt[8];
+
+       hex_display = hex_out;
+       put_clear();
+       if ((crx = (t->flags & 255)) == 1) {
+               ptext("Characters after a CR or LF will be echoed as");
+               ptextln(" is.  All other characters will be expanded.");
+               report_help(crx);
+       } else {        /* echo test */
+               ptextln("Begin echo test.");
+               report_help(crx);
+       }
+       txt[sizeof(txt) - 1] = '\0';
+       save_scan_mode = scan_mode;
+       tty_raw(1, char_mask);
+       for (i = crp = high_bit = 0;;) {
+               ch = getchp(char_mask);
+               if (ch == EOF) {
+                       break;
+               }
+               if (i >= (int) sizeof(buf) - 1) {
+                       i = 0;
+               }
+               buf[i++] = ch;
+               buf[i] = '\0';
+               for (j = 0; j < (int) sizeof(txt) - 1; j++) {
+                       txt[j] = txt[j + 1];
+               }
+               txt[sizeof(txt) - 1] = ch & STRIP_PARITY;
+               if (crx == 0) { /* echo test */
+                       if (hex_display) {
+                               ptext(hex_expand_to(&buf[i - 1], 3));
+                       } else {
+                               tc_putch(ch | high_bit);
+                       }
+               } else /* status report test */
+               if (ch == '\n' || ch == '\r') {
+                       put_crlf();
+                       crp = 0;
+               } else if (crp++ < crx) {
+                       tc_putch(ch | high_bit);
+               } else {
+                       put_str(expand(&buf[i - 1]));
+               }
+               if (!strncmp(&txt[sizeof(txt) - 7], "columns", 7)) {
+                       column_pattern();
+                       buf[i = 0] = '\0';
+                       crp = 0;
+               }
+               if (!strncmp(&txt[sizeof(txt) - 5], "lines", 5)) {
+                       line_pattern();
+                       buf[i = 0] = '\0';
+                       crp = 0;
+               }
+               if (!strncmp(&txt[sizeof(txt) - 5], "clear", 5)) {
+                       put_clear();
+                       buf[i = 0] = '\0';
+                       crp = 0;
+               }
+               if (!strncmp(&txt[sizeof(txt) - 4], "high", 4)) {
+                       high_bit ^= 0x80;
+                       if (high_bit) {
+                               ptextln("\nParity bit set");
+                       } else {
+                               ptextln("\nParity bit reset");
+                       }
+               }
+               if (!strncmp(&txt[sizeof(txt) - 4], "help", 4)) {
+                       put_crlf();
+                       report_help(crx);
+               }
+               if (!strncmp(&txt[sizeof(txt) - 4], "echo", 4)) {
+                       /* display the last status report */
+                       /* clear bypass condition on Tek terminals */
+                       put_crlf();
+                       if (i >= 4) {
+                               buf[i -= 4] = '\0';
+                       }
+                       put_str(expand(buf));
+               }
+               if (save_scan_mode &&
+                       !strncmp(&txt[sizeof(txt) - 4], "scan", 4)) {
+                       /* toggle scan mode */
+                       scan_mode = !scan_mode;
+               }
+               if (!strncmp(&txt[sizeof(txt) - 3], "end", 3))
+                       break;
+               if (!strncmp(&txt[sizeof(txt) - 3], "hex", 3)) {
+                       if (crx) {
+                               /* display the last status report in hex */
+                               /* clear bypass condition on Tek terminals */
+                               put_crlf();
+                               if (i >= 3) {
+                                       buf[i -= 3] = '\0';
+                               }
+                               put_str(hex_expand_to(buf, 3));
+                       } else {
+                               hex_display = !hex_display;
+                       }
+               }
+               if (!strncmp(&txt[sizeof(txt) - 3], "two", 3))
+                       crx = 2;
+               if (!strncmp(&txt[sizeof(txt) - 3], "one", 3))
+                       crx = 1;
+               if (!strncmp(&txt[sizeof(txt) - 3], "all", 3))
+                       crx = 0;
+       }
+       scan_mode = save_scan_mode;
+       put_crlf();
+       tty_set();
+       if (crx) {
+               ptextln("End of status report test.");
+       } else {
+               ptextln("End of echo test.");
+       }
+}