ncurses 6.4 - patch 20240420

[ncurses.git] / test / blue.c

diff --git a/test/blue.c b/test/blue.c
index 0889ff06c228d6e99f622973974c199dd5017c8b..90f240b6263403f188a80d8ae1efaeb2f53b847c 100644 (file)
--- a/test/blue.c
+++ b/test/blue.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2017,2019 Free Software Foundation, Inc.              *
+ * Copyright 2019-2021,2022 Thomas E. Dickey                                *
+ * Copyright 1998-2016,2017 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            *
@@ -36,7 +37,7 @@
  *****************************************************************************/
 
 /*
- * $Id: blue.c,v 1.52 2019/08/17 21:49:19 tom Exp $
+ * $Id: blue.c,v 1.55 2022/12/10 23:31:31 tom Exp $
  */
 
 #include <test.priv.h>
@@ -70,7 +71,7 @@
 #define BLACK_ON_WHITE  2
 #define BLUE_ON_WHITE   3
 
-static void die(int onsig) GCC_NORETURN;
+static GCC_NORETURN void die(int onsig);
 
 static int deck_size = PACK_SIZE;      /* initial deck */
 static int deck[PACK_SIZE];
@@ -464,9 +465,44 @@ use_pc_display(void)
 #define use_pc_display()       /* nothing */
 #endif /* HAVE_LANGINFO_CODESET */
 
+static void
+usage(int ok)
+{
+    static const char *msg[] =
+    {
+       "Usage: blue [options]"
+       ,""
+       ,USAGE_COMMON
+    };
+    size_t n;
+
+    for (n = 0; n < SIZEOF(msg); n++)
+       fprintf(stderr, "%s\n", msg[n]);
+
+    ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
+}
+/* *INDENT-OFF* */
+VERSION_COMMON()
+/* *INDENT-ON* */
+
 int
 main(int argc, char *argv[])
 {
+    int ch;
+
+    while ((ch = getopt(argc, argv, OPTS_COMMON)) != -1) {
+       switch (ch) {
+       case OPTS_VERSION:
+           show_version(argv);
+           ExitProgram(EXIT_SUCCESS);
+       default:
+           usage(ch == OPTS_USAGE);
+           /* NOTREACHED */
+       }
+    }
+    if (optind < argc)
+       usage(FALSE);
+
     setlocale(LC_ALL, "");
 
     use_pc_display();