/****************************************************************************
- * Copyright (c) 2000-2008,2009 Free Software Foundation, Inc. *
+ * Copyright 2019-2020,2022 Thomas E. Dickey *
+ * Copyright 2000-2013,2017 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 *
/*
* Author: Thomas E. Dickey - 2000
*
- * $Id: railroad.c,v 1.18 2009/10/10 16:14:42 tom Exp $
+ * $Id: railroad.c,v 1.26 2022/12/11 00:12:13 tom Exp $
*
* A simple demo of the termcap interface.
*/
static bool interrupted = FALSE;
-static int
-outc(TPUTS_ARG c)
+static
+TPUTS_PROTO(outc, c)
{
+ int rc = OK;
+
if (interrupted) {
char tmp = (char) c;
- write(STDOUT_FILENO, &tmp, 1);
+ if (write(STDOUT_FILENO, &tmp, (size_t) 1) == -1)
+ rc = ERR;
} else {
- putc(c, stdout);
+ if (putc(c, stdout) == EOF)
+ rc = ERR;
}
- return 0;
+ TPUTS_RETURN(rc);
}
static void
ShowSign(char *string)
{
char *base = string;
- int ch, first, last;
+ int first, last;
if (moveit != 0) {
tputs(tgoto(moveit, 0, height - 1), 1, outc);
}
while (*string != 0) {
- ch = *string;
+ int ch = *string;
if (ch != ' ') {
if (moveit != 0) {
for (first = length - 2; first >= (string - base); first--) {
NCURSES_CONST char *name = getenv("TERM");
char buffer[1024];
char area[1024], *ap = area;
+ int z;
if (name == 0)
+#ifdef EXP_WIN32_DRIVER
+ name = "ms-terminal";
+#else
name = "dumb";
- if (tgetent(buffer, name) >= 0) {
+#endif
+
+ InitAndCatch(z = tgetent(buffer, name), onsig);
+ if (z >= 0) {
wipeit = tgetstr("ce", &ap);
height = tgetnum("li");
MyShowCursor(0);
- CATCHALL(onsig);
-
while (*args) {
ShowSign(*args++);
}
}
}
+static void
+usage(int ok)
+{
+ static const char *msg[] =
+ {
+ "Usage: railroad [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[])
{
- if (argc > 1) {
- railroad(argv + 1);
+ 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) {
+ railroad(argv + optind);
} else {
static char world[] = "Hello World";
static char *hello[] =
#else
int
-main(int argc GCC_UNUSED,
- char *argv[]GCC_UNUSED)
+main(void)
{
printf("This program requires termcap\n");
exit(EXIT_FAILURE);