From b29903300adc22ed277bbaa356aca8ed0c245957 Mon Sep 17 00:00:00 2001
From: rpj <rpj>
Date: Fri, 8 Feb 2002 01:51:17 +0000
Subject: Copyright notice updates; module splitting; POSIX version conditional
 compilation; refinements; bug fixes. See the ChangeLog.

---
 semaphore.h | 77 ++++++++++++++++++++++++++++++++++++++++++++++---------------
 1 file changed, 58 insertions(+), 19 deletions(-)

(limited to 'semaphore.h')

diff --git a/semaphore.h b/semaphore.h
index ce135bf..78a627c 100644
--- a/semaphore.h
+++ b/semaphore.h
@@ -7,30 +7,64 @@
  *
  *              POSIX 1003.1b-1993      (POSIX.1b)
  *
- * Pthreads-win32 - POSIX Threads Library for Win32
- * Copyright (C) 1998 Ben Elliston and Ross Johnson
- * Copyright (C) 1999,2000,2001 Ross Johnson
+ * --------------------------------------------------------------------------
  *
- * Contact Email: rpj@ise.canberra.edu.au
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA
+ *      Pthreads-win32 - POSIX Threads Library for Win32
+ *      Copyright(C) 1998 John E. Bossom
+ *      Copyright(C) 1999,2002 Pthreads-win32 contributors
+ * 
+ *      Contact Email: rpj@ise.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
  */
 #if !defined( SEMAPHORE_H )
 #define SEMAPHORE_H
 
+#undef PTW32_LEVEL
+
+#if defined(_POSIX_SOURCE)
+#define PTW32_LEVEL 0
+/* Early POSIX */
+#endif
+
+#if defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 199309
+#undef PTW32_LEVEL
+#define PTW32_LEVEL 1
+/* Include 1b, 1c and 1d */
+#endif
+
+#if defined(INCLUDE_NP)
+#undef PTW32_LEVEL
+#define PTW32_LEVEL 2
+/* Include Non-Portable extensions */
+#endif
+
+#define PTW32_LEVEL_MAX 3
+
+#if !defined(PTW32_LEVEL)
+#define PTW32_LEVEL PTW32_LEVEL_MAX
+/* Include everything */
+#endif
+
 /*
  * This is a duplicate of what is in the autoconf config.h,
  * which is only used when building the pthread-win32 libraries.
@@ -50,11 +84,13 @@
  *
  */
 
+#if PTW32_LEVEL >= PTW32_LEVEL_MAX
 #ifdef NEED_SEM
 #include "need_errno.h"
 #else
 #include <errno.h>
 #endif
+#endif /* PTW32_LEVEL >= PTW32_LEVEL_MAX */
 
 #define _POSIX_SEMAPHORES
 
@@ -104,4 +140,7 @@ int sem_getvalue (sem_t * sem,
 }                               /* End of extern "C" */
 #endif                          /* __cplusplus */
 
+#undef PTW32_LEVEL
+#undef PTW32_LEVEL_MAX
+
 #endif                          /* !SEMAPHORE_H */
-- 
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