1 files changed, 148 insertions, 0 deletions
diff --git a/ncurses-5.3/test/ditto.c b/ncurses-5.3/test/ditto.c
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+++ b/ncurses-5.3/test/ditto.c
@@ -0,0 +1,148 @@
+/****************************************************************************
+ * Copyright (c) 1998,2001 Free Software Foundation, Inc.                   *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+ * Author: Thomas E. Dickey <dickey@clark.net> 1998
+ *
+ * $Id$
+ *
+ * The program illustrates how to set up multiple screens from a single
+ * program.  Invoke the program by specifying another terminal on the same
+ * machine by specifying its device, e.g.,
+ *	ditto /dev/ttyp1
+ */
+#include <test.priv.h>
+#include <sys/stat.h>
+#include <errno.h>
+
+typedef struct {
+    FILE *input;
+    FILE *output;
+    SCREEN *screen;
+} DITTO;
+
+static void
+failed(const char *s)
+{
+    perror(s);
+    ExitProgram(EXIT_FAILURE);
+}
+
+static void
+usage(void)
+{
+    fprintf(stderr, "usage: ditto [terminal1 ...]\n");
+    ExitProgram(EXIT_FAILURE);
+}
+
+static FILE *
+open_tty(char *path)
+{
+    FILE *fp;
+    struct stat sb;
+
+    if (stat(path, &sb) < 0)
+	failed(path);
+    if ((sb.st_mode & S_IFMT) != S_IFCHR) {
+	errno = ENOTTY;
+	failed(path);
+    }
+    fp = fopen(path, "a+");
+    if (fp == 0)
+	failed(path);
+    printf("opened %s\n", path);
+    return fp;
+}
+
+int
+main(
+	int argc GCC_UNUSED,
+	char *argv[]GCC_UNUSED)
+{
+    int j;
+    int active_tty = 0;
+    DITTO *data;
+
+    if (argc <= 1)
+	usage();
+
+    if ((data = (DITTO *) calloc(argc, sizeof(DITTO))) == 0)
+	failed("calloc data");
+
+    data[0].input = stdin;
+    data[0].output = stdout;
+    for (j = 1; j < argc; j++) {
+	data[j].input =
+	    data[j].output = open_tty(argv[j]);
+    }
+
+    /*
+     * If we got this far, we have open connection(s) to the terminal(s).
+     * Set up the screens.
+     */
+    for (j = 0; j < argc; j++) {
+	active_tty++;
+	data[j].screen = newterm(
+				    (char *) 0,		/* assume $TERM is the same */
+				    data[j].output,
+				    data[j].input);
+	if (data[j].screen == 0)
+	    failed("newterm");
+	cbreak();
+	noecho();
+	scrollok(stdscr, TRUE);
+    }
+
+    /*
+     * Loop, reading characters from any of the inputs and writing to all
+     * of the screens.
+     */
+    for (;;) {
+	int ch;
+	set_term(data[0].screen);
+	ch = getch();
+	if (ch == ERR)
+	    continue;
+	if (ch == 4)
+	    break;
+	for (j = 0; j < argc; j++) {
+	    set_term(data[j].screen);
+	    addch(ch);
+	    refresh();
+	}
+    }
+
+    /*
+     * Cleanup and exit
+     */
+    for (j = argc - 1; j >= 0; j--) {
+	set_term(data[j].screen);
+	endwin();
+    }
+    ExitProgram(EXIT_SUCCESS);
+}