X-Git-Url: https://ncurses.scripts.mit.edu/?a=blobdiff_plain;ds=sidebyside;f=test%2Fclip_printw.c;h=49d67c53741fbc5b84581943d5ccef3dd4831e7c;hb=2bcad5fdfc4aa83a1479bd1d21dadc32dad8c2a8;hp=f068457619833ddecdfb44e0c96ca23c3b011a15;hpb=47d2fb4537d9ad5bb14f4810561a327930ca4280;p=ncurses.git

diff --git a/test/clip_printw.c b/test/clip_printw.c
index f0684576..49d67c53 100644
--- a/test/clip_printw.c
+++ b/test/clip_printw.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright 2019,2020 Thomas E. Dickey                                     *
+ * 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  *
@@ -27,7 +27,7 @@
  * authorization.                                                           *
  ****************************************************************************/
 /*
- * $Id: clip_printw.c,v 1.17 2020/02/02 23:34:34 tom Exp $
+ * $Id: clip_printw.c,v 1.21 2022/12/10 23:31:31 tom Exp $
  *
  * demonstrate how to use printw without wrapping.
  */
@@ -331,7 +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) {
@@ -355,9 +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();