ncurses 6.3 - patch 20221210

[ncurses.git] / test / clip_printw.c

diff --git a/test/clip_printw.c b/test/clip_printw.c
index f7689e6f0218fc1ee29a07c49c6502a3ae079129..49d67c53741fbc5b84581943d5ccef3dd4831e7c 100644 (file)
--- a/test/clip_printw.c
+++ b/test/clip_printw.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 2008-2017,2019 Free Software Foundation, Inc.              *
+ * Copyright 2019-2020,2022 Thomas E. Dickey                                *
+ * Copyright 2008-2016,2017 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            *
@@ -26,7 +27,7 @@
  * authorization.                                                           *
  ****************************************************************************/
 /*
- * $Id: clip_printw.c,v 1.16 2019/08/17 21:49:40 tom Exp $
+ * $Id: clip_printw.c,v 1.21 2022/12/10 23:31:31 tom Exp $
  *
  * demonstrate how to use printw without wrapping.
  */
@@ -330,7 +331,10 @@ test_clipping(WINDOW *win)
                need = (unsigned) st.count + 1;
                _nc_SPRINTF(fmt, _nc_SLIMIT(sizeof(fmt)) "%%c%%%ds%%c", st.count);
            } else {
-               need = (unsigned) getmaxx(win) - 1;
+               int want = getmaxx(win);
+               if (want < 10)
+                   want = 10;
+               need = (unsigned) want - 1;
                _nc_STRCPY(fmt, "%c%s%c", sizeof(fmt));
            }
            if ((buffer = typeMalloc(char, need + 1)) != 0) {
@@ -354,9 +358,45 @@ test_clipping(WINDOW *win)
     } while ((st.ch = wgetch(win)) != ERR);
 }
 
+static void
+usage(int ok)
+{
+    static const char *msg[] =
+    {
+       "Usage: clip_printw [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 GCC_UNUSED, char *argv[]GCC_UNUSED)
+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, "");
     initscr();
     cbreak();
     noecho();