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-rw-r--r--pthreads/sched.h358
1 files changed, 180 insertions, 178 deletions
diff --git a/pthreads/sched.h b/pthreads/sched.h
index dfb8e934a..8db97a901 100644
--- a/pthreads/sched.h
+++ b/pthreads/sched.h
@@ -1,178 +1,180 @@
-/*
- * Module: sched.h
- *
- * Purpose:
- * Provides an implementation of POSIX realtime extensions
- * as defined in
- *
- * POSIX 1003.1b-1993 (POSIX.1b)
- *
- * --------------------------------------------------------------------------
- *
- * 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
- */
-#ifndef _SCHED_H
-#define _SCHED_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
-
-
-#if __GNUC__ && ! defined (__declspec)
-# error Please upgrade your GNU compiler to one that supports __declspec.
-#endif
-
-/*
- * When building the DLL code, you should define PTW32_BUILD so that
- * the variables/functions are exported correctly. When using the DLL,
- * do NOT define PTW32_BUILD, and then the variables/functions will
- * be imported correctly.
- */
-#ifndef PTW32_STATIC_LIB
-# ifdef PTW32_BUILD
-# define PTW32_DLLPORT __declspec (dllexport)
-# else
-# define PTW32_DLLPORT __declspec (dllimport)
-# endif
-#else
-# define PTW32_DLLPORT
-#endif
-
-/*
- * This is a duplicate of what is in the autoconf config.h,
- * which is only used when building the pthread-win32 libraries.
- */
-
-#ifndef PTW32_CONFIG_H
-# if defined(WINCE)
-# define NEED_ERRNO
-# define NEED_SEM
-# endif
-# if defined(_UWIN) || defined(__MINGW32__)
-# define HAVE_MODE_T
-# endif
-#endif
-
-/*
- *
- */
-
-#if PTW32_LEVEL >= PTW32_LEVEL_MAX
-#ifdef NEED_ERRNO
-#include "need_errno.h"
-#else
-#include <errno.h>
-#endif
-#endif /* PTW32_LEVEL >= PTW32_LEVEL_MAX */
-
-#if defined(__MINGW32__) || defined(_UWIN)
-#if PTW32_LEVEL >= PTW32_LEVEL_MAX
-/* For pid_t */
-# include <sys/types.h>
-/* Required by Unix 98 */
-# include <time.h>
-#endif /* PTW32_LEVEL >= PTW32_LEVEL_MAX */
-#else
-typedef int pid_t;
-#endif
-
-/* Thread scheduling policies */
-
-enum {
- SCHED_OTHER = 0,
- SCHED_FIFO,
- SCHED_RR,
- SCHED_MIN = SCHED_OTHER,
- SCHED_MAX = SCHED_RR
-};
-
-struct sched_param {
- int sched_priority;
-};
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif /* __cplusplus */
-
-PTW32_DLLPORT int __cdecl sched_yield (void);
-
-PTW32_DLLPORT int __cdecl sched_get_priority_min (int policy);
-
-PTW32_DLLPORT int __cdecl sched_get_priority_max (int policy);
-
-PTW32_DLLPORT int __cdecl sched_setscheduler (pid_t pid, int policy);
-
-PTW32_DLLPORT int __cdecl sched_getscheduler (pid_t pid);
-
-/*
- * Note that this macro returns ENOTSUP rather than
- * ENOSYS as might be expected. However, returning ENOSYS
- * should mean that sched_get_priority_{min,max} are
- * not implemented as well as sched_rr_get_interval.
- * This is not the case, since we just don't support
- * round-robin scheduling. Therefore I have chosen to
- * return the same value as sched_setscheduler when
- * SCHED_RR is passed to it.
- */
-#define sched_rr_get_interval(_pid, _interval) \
- ( errno = ENOTSUP, (int) -1 )
-
-
-#ifdef __cplusplus
-} /* End of extern "C" */
-#endif /* __cplusplus */
-
-#undef PTW32_LEVEL
-#undef PTW32_LEVEL_MAX
-
-#endif /* !_SCHED_H */
-
+/*
+ * Module: sched.h
+ *
+ * Purpose:
+ * Provides an implementation of POSIX realtime extensions
+ * as defined in
+ *
+ * POSIX 1003.1b-1993 (POSIX.1b)
+ *
+ * --------------------------------------------------------------------------
+ *
+ * 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
+ */
+#ifndef _SCHED_H
+#define _SCHED_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(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 200112 ) || !defined(PTW32_LEVEL)
+#define PTW32_LEVEL PTW32_LEVEL_MAX
+/* Include everything */
+#endif
+
+
+#if __GNUC__ && ! defined (__declspec)
+# error Please upgrade your GNU compiler to one that supports __declspec.
+#endif
+
+/*
+ * When building the library, you should define PTW32_BUILD so that
+ * the variables/functions are exported correctly. When using the library,
+ * do NOT define PTW32_BUILD, and then the variables/functions will
+ * be imported correctly.
+ */
+#if !defined(PTW32_STATIC_LIB)
+# ifdef PTW32_BUILD
+# define PTW32_DLLPORT __declspec (dllexport)
+# else
+# define PTW32_DLLPORT __declspec (dllimport)
+# endif
+#else
+# define PTW32_DLLPORT
+#endif
+
+/*
+ * This is a duplicate of what is in the autoconf config.h,
+ * which is only used when building the pthread-win32 libraries.
+ */
+
+#ifndef PTW32_CONFIG_H
+# if defined(WINCE)
+# define NEED_ERRNO
+# define NEED_SEM
+# endif
+# if defined(_UWIN) || defined(__MINGW32__)
+# define HAVE_MODE_T
+# endif
+#endif
+
+/*
+ *
+ */
+
+#if PTW32_LEVEL >= PTW32_LEVEL_MAX
+#ifdef NEED_ERRNO
+#include "need_errno.h"
+#else
+#include <errno.h>
+#endif
+#endif /* PTW32_LEVEL >= PTW32_LEVEL_MAX */
+
+#if defined(__MINGW32__) || defined(_UWIN)
+# if PTW32_LEVEL >= PTW32_LEVEL_MAX
+/* For pid_t */
+# include <sys/types.h>
+/* Required by Unix 98 */
+# include <time.h>
+# else
+ typedef int pid_t;
+# endif
+#else
+typedef int pid_t;
+#endif
+
+/* Thread scheduling policies */
+
+enum {
+ SCHED_OTHER = 0,
+ SCHED_FIFO,
+ SCHED_RR,
+ SCHED_MIN = SCHED_OTHER,
+ SCHED_MAX = SCHED_RR
+};
+
+struct sched_param {
+ int sched_priority;
+};
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif /* __cplusplus */
+
+PTW32_DLLPORT int __cdecl sched_yield (void);
+
+PTW32_DLLPORT int __cdecl sched_get_priority_min (int policy);
+
+PTW32_DLLPORT int __cdecl sched_get_priority_max (int policy);
+
+PTW32_DLLPORT int __cdecl sched_setscheduler (pid_t pid, int policy);
+
+PTW32_DLLPORT int __cdecl sched_getscheduler (pid_t pid);
+
+/*
+ * Note that this macro returns ENOTSUP rather than
+ * ENOSYS as might be expected. However, returning ENOSYS
+ * should mean that sched_get_priority_{min,max} are
+ * not implemented as well as sched_rr_get_interval.
+ * This is not the case, since we just don't support
+ * round-robin scheduling. Therefore I have chosen to
+ * return the same value as sched_setscheduler when
+ * SCHED_RR is passed to it.
+ */
+#define sched_rr_get_interval(_pid, _interval) \
+ ( errno = ENOTSUP, (int) -1 )
+
+
+#ifdef __cplusplus
+} /* End of extern "C" */
+#endif /* __cplusplus */
+
+#undef PTW32_LEVEL
+#undef PTW32_LEVEL_MAX
+
+#endif /* !_SCHED_H */
+
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