- check in test program for control-C handling

bochs-testing/ctrlc.c

@@ -0,0 +1,47 @@
+// $Id: ctrlc.c,v 1.1 2002-11-19 15:38:13 bdenney Exp $
+// 
+// ctrlc.c
+//
+// This tests whether we can trap control-C or not.
+//
+//////////
+// Results with redhat 6.2 box:
+//   compiler: gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)
+//   glibc version 2.1.3
+//   libpthread version 0.8:
+// Compile with: gcc -Wall -g ctrlc.c -o ctrlc -lreadline
+// and it works fine
+// Compile with: gcc -Wall -g ctrlc.c -o ctrlc -lreadline -pthread
+// and control-C's are not handled during readline().
+//////////
+//
+
+#include <stdio.h>
+#include <signal.h>
+#include <readline/readline.h>
+
+void handler (int signal)
+{
+  printf ("Signal handler was called.  You must have pressed control-C.\n");
+}
+
+int main()
+{
+  char buf[1024];
+  printf ("**************\n");
+  printf ("* $Id: ctrlc.c,v 1.1 2002-11-19 15:38:13 bdenney Exp $\n");
+  printf ("**************\n");
+  printf ("\n");
+  printf ("If you press control-c now, it will terminate the process.\n");
+  printf ("Press ENTER, and I will install the signal handler.\n");
+  fgets (buf, sizeof(buf), stdin);
+  printf ("Installing the signal handler.\n");
+  signal (SIGINT, handler);
+  printf ("If you press control-C now, it should call the signal handler.\n");
+  printf ("Using fgets to read one line of input...\n");
+  fgets (buf, sizeof(buf), stdin);
+  printf ("If you press control-C now, it should call the signal handler.\n");
+  readline ("Using readline to read one line of input...");
+  printf ("\nDone\n");
+  return 0;
+}