/****************************************************************************
- * Copyright (c) 2006-2014,2017 Free Software Foundation, Inc. *
+ * Copyright 2019-2022,2023 Thomas E. Dickey *
+ * Copyright 2006-2014,2017 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 *
* authorization. *
****************************************************************************/
/*
- * $Id: echochar.c,v 1.13 2017/04/15 13:38:37 tom Exp $
+ * $Id: echochar.c,v 1.26 2023/05/27 20:13:10 tom Exp $
*
* Demonstrate the echochar function (compare to dots.c).
* Thomas Dickey - 2006/11/4
#include <time.h>
-#define valid(s) ((s != 0) && s != (char *)-1)
-
static bool interrupted = FALSE;
static long total_chars = 0;
static time_t started;
static void
cleanup(void)
{
- endwin();
+ stop_curses();
- printf("\n\n%ld total chars, rate %.2f/sec\n",
+ printf("\n\n%ld total cells, rate %.2f/sec\n",
total_chars,
((double) (total_chars) / (double) (time((time_t *) 0) - started)));
}
}
static void
-set_color(char *my_pairs, int fg, int bg)
+set_color(const char *const my_pairs, int fg, int bg)
{
int pair = (fg * COLORS) + bg;
if (pair < COLOR_PAIRS) {
}
}
+static void
+usage(int ok)
+{
+ static const char *msg[] =
+ {
+ "Usage: echochar"
+ ,""
+ ,USAGE_COMMON
+ ,"Options:"
+ ," -r use addch/refresh rather than echochar()"
+ };
+ 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, x, y, z, p;
+ int ch;
double r;
double c;
bool use_colors;
int last_fg = 0;
int last_bg = 0;
- while ((ch = getopt(argc, argv, "r")) != -1) {
+ while ((ch = getopt(argc, argv, OPTS_COMMON "r")) != -1) {
switch (ch) {
case 'r':
opt_r = TRUE;
break;
+ case OPTS_VERSION:
+ show_version(argv);
+ ExitProgram(EXIT_SUCCESS);
default:
- fprintf(stderr, "usage: echochar [-r]\n");
- ExitProgram(EXIT_FAILURE);
+ usage(ch == OPTS_USAGE);
+ /* NOTREACHED */
}
}
- CATCHALL(onsig);
- initscr();
+ InitAndCatch(initscr(), onsig);
use_colors = has_colors();
if (use_colors) {
started = time((time_t *) 0);
while (!interrupted) {
- x = (int) (c * ranf()) + 2;
- y = (int) (r * ranf()) + 2;
- p = (ranf() > 0.9) ? '*' : ' ';
+ int x = (int) (c * ranf()) + 2;
+ int y = (int) (r * ranf()) + 2;
+ int p = (ranf() > 0.9) ? '*' : ' ';
move(y, x);
if (use_colors > 0) {
- z = (int) (ranf() * COLORS);
+ int z = (int) (ranf() * COLORS);
if (ranf() > 0.01) {
set_color(my_pairs, z, last_bg);
last_fg = z;