X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=test%2Frailroad.c;h=12844cbdd7041009e528fc61884d5f77b80df51a;hp=fd773c8c52e7695e286bb0b99fcebec8a5775e45;hb=31418a0e4a6f75ceffc9fee20ddbe390209a4ef4;hpb=46722468f47c2b77b3987729b4bcf2321cccfd01

diff --git a/test/railroad.c b/test/railroad.c
index fd773c8c..12844cbd 100644
--- a/test/railroad.c
+++ b/test/railroad.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2000-2001,2002 Free Software Foundation, Inc.              *
+ * Copyright (c) 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            *
@@ -27,15 +27,16 @@
  ****************************************************************************/
 
 /*
- * Author: Thomas E. Dickey <dickey@clark.net> 2000
+ * Author: Thomas E. Dickey - 2000
  *
- * $Id: railroad.c,v 1.10 2002/04/06 20:45:22 tom Exp $
+ * $Id: railroad.c,v 1.22 2017/09/30 17:55:22 tom Exp $
  *
  * A simple demo of the termcap interface.
  */
+#define USE_TINFO
 #include <test.priv.h>
 
-#include <ctype.h>
+#if HAVE_TGETENT
 
 static char *wipeit;
 static char *moveit;
@@ -54,16 +55,20 @@ static char *backup;
 
 static bool interrupted = FALSE;
 
-static int
-outc(int c)
+static
+TPUTS_PROTO(outc, c)
 {
+    int rc = OK;
+
     if (interrupted) {
-	char tmp = c;
-	write(STDOUT_FILENO, &tmp, 1);
+	char tmp = (char) c;
+	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
@@ -81,7 +86,7 @@ Backup(void)
 }
 
 static void
-ShowCursor(int flag)
+MyShowCursor(int flag)
 {
     if (startC != 0 && finisC != 0) {
 	tputs(flag ? startC : finisC, 1, outc);
@@ -165,7 +170,7 @@ cleanup(void)
 {
     Underline(0);
     StandOut(0);
-    ShowCursor(1);
+    MyShowCursor(1);
 }
 
 static void
@@ -182,11 +187,13 @@ railroad(char **args)
     NCURSES_CONST char *name = getenv("TERM");
     char buffer[1024];
     char area[1024], *ap = area;
-    int j;
+    int z;
 
     if (name == 0)
 	name = "dumb";
-    if (tgetent(buffer, name)) {
+
+    InitAndCatch(z = tgetent(buffer, name), onsig);
+    if (z >= 0) {
 
 	wipeit = tgetstr("ce", &ap);
 	height = tgetnum("li");
@@ -214,16 +221,12 @@ railroad(char **args)
 	startC = tgetstr("ve", &ap);
 	finisC = tgetstr("vi", &ap);
 
-	ShowCursor(0);
-
-	for (j = SIGHUP; j <= SIGTERM; j++)
-	    if (signal(j, SIG_IGN) != SIG_IGN)
-		signal(j, onsig);
+	MyShowCursor(0);
 
 	while (*args) {
 	    ShowSign(*args++);
 	}
-	ShowCursor(1);
+	MyShowCursor(1);
     }
 }
 
@@ -240,3 +243,13 @@ main(int argc, char *argv[])
     }
     ExitProgram(EXIT_SUCCESS);
 }
+
+#else
+int
+main(int argc GCC_UNUSED,
+     char *argv[]GCC_UNUSED)
+{
+    printf("This program requires termcap\n");
+    exit(EXIT_FAILURE);
+}
+#endif