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30 * Author: Thomas E. Dickey <dickey@clark.net> 1998
32 * $Id: ditto.c,v 1.5 2005/04/16 16:35:49 tom Exp $
34 * The program illustrates how to set up multiple screens from a single
35 * program. Invoke the program by specifying another terminal on the same
36 * machine by specifying its device, e.g.,
39 #include <test.priv.h>
53 ExitProgram(EXIT_FAILURE);
59 fprintf(stderr, "usage: ditto [terminal1 ...]\n");
60 ExitProgram(EXIT_FAILURE);
69 if (stat(path, &sb) < 0)
71 if ((sb.st_mode & S_IFMT) != S_IFCHR) {
75 fp = fopen(path, "a+");
78 printf("opened %s\n", path);
83 main(int argc GCC_UNUSED,
84 char *argv[]GCC_UNUSED)
93 if ((data = (DITTO *) calloc((unsigned) argc, sizeof(DITTO))) == 0)
94 failed("calloc data");
96 data[0].input = stdin;
97 data[0].output = stdout;
98 for (j = 1; j < argc; j++) {
100 data[j].output = open_tty(argv[j]);
104 * If we got this far, we have open connection(s) to the terminal(s).
105 * Set up the screens.
107 for (j = 0; j < argc; j++) {
109 data[j].screen = newterm((char *) 0, /* assume $TERM is the same */
112 if (data[j].screen == 0)
116 scrollok(stdscr, TRUE);
120 * Loop, reading characters from any of the inputs and writing to all
125 set_term(data[0].screen);
131 for (j = 0; j < argc; j++) {
132 set_term(data[j].screen);
141 for (j = argc - 1; j >= 0; j--) {
142 set_term(data[j].screen);
145 ExitProgram(EXIT_SUCCESS);