[RFA/TESTSUITE] build schedlock.c on 64-bit platforms

[Elena Zannoni]

Michael Snyder writes:
 > Daniel Jacobowitz wrote:
 > > 
 > > On Thu, Apr 10, 2003 at 10:12:28AM -0400, Elena Zannoni wrote:
 > > > Daniel Jacobowitz writes:
 > > >  > On Tue, Apr 08, 2003 at 05:20:19PM -0400, Elena Zannoni wrote:
 > > >  > >
 > > >  > > I was getting warnings when compiling the test on 64-bit because of the casts.
 > > >  > >
 > > >
 > > >  >
 > > >  > Sigh, I was just sloppy writing this one.   Does it work if you pass
 > > >  > &args[i] instead of messing with my_number?  That's a little more
 > > >  > portable.
 > > >  >
 > > >
 > > > Ok, how about this? But now get_current_thread in schedlock.exp
 > > > doesn't work, because the output has changed. I am not sure I
 > > > understand what it should be doing now. There is no way to get the
 > > > thread number from the backtraces.
 > > 
 > > Oh, you're right - sorry for the wild goose chase.  I think your
 > > previous patch with the cast to long is OK then.  The test isn't
 > > terribly portable but it should be portable enough for our use.
 > 
 > Why don't you just declare 'i' a long and be done with it?

Daniel? 

Index: schedlock.c
===================================================================
RCS file: /cvs/uberbaum/gdb/testsuite/gdb.threads/schedlock.c,v
retrieving revision 1.2
diff -u -p -r1.2 schedlock.c
--- schedlock.c	23 Oct 2002 03:22:56 -0000	1.2
+++ schedlock.c	15 Apr 2003 01:47:34 -0000
@@ -13,12 +13,15 @@ int main() {
     int res;
     pthread_t threads[NUM];
     void *thread_result;
-    int i;
+    long i;
 
     for (i = 0; i < NUM; i++)
       {
 	args[i] = 1;
-	res = pthread_create(&threads[i], NULL, thread_function, (void *)i);
+	res = pthread_create(&threads[i],
+		             NULL,
+			     thread_function,
+			     (void *) i);
       }
 
     /* schedlock.exp: last thread start.  */
@@ -29,7 +32,7 @@ int main() {
 }
 
 void *thread_function(void *arg) {
-    int my_number = (int) arg;
+    int my_number =  (long) arg;
     int *myp = &args[my_number];
 
     /* Don't run forever.  Run just short of it :)  */