2.5-18.1

elf/tst-alignmod2.c

@@ -0,0 +1,60 @@
+/* Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
+
+   The GNU C 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 2.1 of the License, or (at your option) any later version.
+
+   The GNU C 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 the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <tst-stack-align.h>
+#include <unistd.h>
+
+static int res, *fdp;
+static bool *test_destructorsp;
+
+static void __attribute__((constructor))
+con (void)
+{
+  res = TEST_STACK_ALIGN () ? -1 : 1;
+}
+
+void
+in_dso (int *result, bool *test_destructors, int *fd)
+{
+  if (!res)
+    {
+      puts ("constructor has not been run");
+      *result = 1;
+    }
+  else if (res != 1)
+    {
+      puts ("constructor has been run without sufficient alignment");
+      *result = 1;
+    }
+
+  test_destructorsp = test_destructors;
+  fdp = fd;
+}
+
+static void __attribute__((destructor))
+des (void)
+{
+  if (!test_destructorsp || !*test_destructorsp)
+    return;
+
+  char c = TEST_STACK_ALIGN () ? 'D' : 'C';
+  write (*fdp, &c, 1);
+}