1 files changed, 157 insertions, 0 deletions
diff --git a/pthreads/tests/context2.c b/pthreads/tests/context2.c
new file mode 100755
index 000000000..154948a4f
--- /dev/null
+++ b/pthreads/tests/context2.c
@@ -0,0 +1,157 @@
+/*
+ * File: context2.c
+ *
+ *
+ * --------------------------------------------------------------------------
+ *
+ *      Pthreads-win32 - POSIX Threads Library for Win32
+ *      Copyright(C) 1998 John E. Bossom
+ *      Copyright(C) 1999,2005 Pthreads-win32 contributors
+ *
+ *      Contact Email: rpj@callisto.canberra.edu.au
+ *
+ *      The current list of contributors is contained
+ *      in the file CONTRIBUTORS included with the source
+ *      code distribution. The list can also be seen at the
+ *      following World Wide Web location:
+ *      http://sources.redhat.com/pthreads-win32/contributors.html
+ *
+ *      This library is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU Lesser General Public
+ *      License as published by the Free Software Foundation; either
+ *      version 2 of the License, or (at your option) any later version.
+ *
+ *      This library is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *      Lesser General Public License for more details.
+ *
+ *      You should have received a copy of the GNU Lesser General Public
+ *      License along with this library in the file COPYING.LIB;
+ *      if not, write to the Free Software Foundation, Inc.,
+ *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Test Synopsis: Test context switching method.
+ *
+ * Test Method (Validation or Falsification):
+ * -
+ *
+ * Requirements Tested:
+ * -
+ *
+ * Features Tested:
+ * -
+ *
+ * Cases Tested:
+ * -
+ *
+ * Description:
+ * -
+ *
+ * Environment:
+ * -
+ *
+ * Input:
+ * - None.
+ *
+ * Output:
+ * - File name, Line number, and failed expression on failure.
+ * - No output on success.
+ *
+ * Assumptions:
+ * - pthread_create
+ *   pthread_exit
+ *
+ * Pass Criteria:
+ * - Process returns zero exit status.
+ *
+ * Fail Criteria:
+ * - Process returns non-zero exit status.
+ */
+
+#define _WIN32_WINNT 0x400
+
+#include "test.h"
+#include "../implement.h"
+#include "../context.h"
+
+static int washere = 0;
+static volatile size_t tree_counter = 0;
+
+#ifdef _MSC_VER
+# pragma inline_depth(0)
+# pragma optimize("g", off)
+#endif
+
+static size_t tree(size_t depth)
+{
+  if (! depth--)
+    return tree_counter++;
+
+  return tree(depth) + tree(depth);
+}
+
+static void * func(void * arg)
+{
+  washere = 1;
+
+  return (void *) tree(64);
+}
+
+static void
+anotherEnding ()
+{
+  /*
+   * Switched context
+   */
+  washere++;
+  pthread_exit(0);
+}
+
+#ifdef _MSC_VER
+# pragma inline_depth()
+# pragma optimize("", on)
+#endif
+
+int
+main()
+{
+  pthread_t t;
+  HANDLE hThread;
+
+  assert(pthread_create(&t, NULL, func, NULL) == 0);
+
+  hThread = ((ptw32_thread_t *)t.p)->threadH;
+
+  Sleep(500);
+
+  SuspendThread(hThread);
+
+  if (WaitForSingleObject(hThread, 0) == WAIT_TIMEOUT)
+    {
+      /*
+       * Ok, thread did not exit before we got to it.
+       */
+      CONTEXT context;
+
+      context.ContextFlags = CONTEXT_CONTROL;
+
+      GetThreadContext(hThread, &context);
+      PTW32_PROGCTR (context) = (DWORD_PTR) anotherEnding;
+      SetThreadContext(hThread, &context);
+      ResumeThread(hThread);
+    }
+  else
+    {
+      printf("Exited early\n");
+      fflush(stdout);
+    }
+
+  Sleep(1000);
+
+  assert(washere == 2);
+
+  return 0;
+}