Update.

	* stdlib/tst-setcontext.c (main): Add a test for setcontext.

diff --git a/ChangeLog b/ChangeLog
index dc1631e..a2cd7b0 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2001-04-07  Ulrich Drepper  <drepper@redhat.com>
 
+       * stdlib/tst-setcontext.c (main): Add a test for setcontext.
+
        * sysdeps/unix/sysv/linux/i386/getcontext.S: New file.
        * sysdeps/unix/sysv/linux/i386/setcontext.S: New file.
        * sysdeps/unix/sysv/linux/i386/makecontext.S: New file.

diff --git a/NEWS b/NEWS
index f1dce8d..44427eb 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -38,6 +38,9 @@ Version 2.2.3
 
 * Martin Schwidefsky <schwidefsky@de.ibm.com> implemented the setcontext
   family of functions for Linux/S390.
+
+* Ulrich Drepper <drepper@redhat.com> implemented the setcontext family
+  of functions for Linux/x86.
 \f
 Version 2.2.2
 

diff --git a/stdlib/tst-setcontext.c b/stdlib/tst-setcontext.c
index ed53f9e..637c2c5 100644 (file)
--- a/stdlib/tst-setcontext.c
+++ b/stdlib/tst-setcontext.c
@@ -71,6 +71,8 @@ f2 (void)
   was_in_f2 = 1;
 }
 
+volatile int global;
+
 int
 main (void)
 {
@@ -85,6 +87,20 @@ main (void)
       printf ("%s: getcontext: %m\n", __FUNCTION__);
       exit (1);
     }
+
+  /* Play some tricks with this context.  */
+  if (++global == 1)
+    if (setcontext (&ctx[1]) != 0)
+      {
+       printf ("%s: setcontext: %m\n", __FUNCTION__);
+       exit (1);
+      }
+  if (global != 2)
+    {
+      printf ("%s: 'global' not incremented twice\n", __FUNCTION__);
+      exit (1);
+    }
+
   ctx[1].uc_stack.ss_sp = st1;
   ctx[1].uc_stack.ss_size = sizeof st1;
   ctx[1].uc_link = &ctx[0];