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authorRoland McGrath <roland@hack.frob.com>2012-08-01 10:33:11 -0700
committerRoland McGrath <roland@hack.frob.com>2012-08-03 11:39:30 -0700
commit4f75b7a09a57e0d33ee0741c18114ce8ac5d6c3f (patch)
treef128c28bda6d3832f80be759a353918def8acd44 /sysdeps/mach/hurd/eloop-threshold.h
parent0c41943a4d6dc2ce7fbf1ee90d9000852f177a89 (diff)
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Distinguish ELOOP diagnosis threshold from SYMLOOP_MAX.
Diffstat (limited to 'sysdeps/mach/hurd/eloop-threshold.h')
-rw-r--r--sysdeps/mach/hurd/eloop-threshold.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/eloop-threshold.h b/sysdeps/mach/hurd/eloop-threshold.h
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--- /dev/null
+++ b/sysdeps/mach/hurd/eloop-threshold.h
@@ -0,0 +1,37 @@
+/* Threshold at which to diagnose ELOOP.  Hurd version.
+   Copyright (C) 2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _ELOOP_THRESHOLD_H
+#define _ELOOP_THRESHOLD_H      1
+
+/* Return the maximum number of symlink traversals to permit
+   before diagnosing ELOOP.
+
+   In the Hurd version, here we are actually setting the only policy
+   there is on the system.  We use a literal number here rather than
+   defining SYMLOOP_MAX so that programs don't compile in a number
+   but instead use sysconf and the number can be changed here to
+   affect sysconf's result.  */
+
+static inline unsigned int __attribute__ ((const))
+__eloop_threshold (void)
+{
+  return 32;
+}
+
+#endif  /* eloop-threshold.h */