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Re: [PATCH v2 1/5] Clean pthread types namespace for all archs.
- From: Juan Manuel Torres Palma <j dot m dot torrespalma at gmail dot com>
- To: libc-alpha <libc-alpha at sourceware dot org>
- Date: Fri, 4 Sep 2015 07:25:40 +0900
- Subject: Re: [PATCH v2 1/5] Clean pthread types namespace for all archs.
- Authentication-results: sourceware.org; auth=none
- References: <1440515272-9453-1-git-send-email-j dot m dot torrespalma at gmail dot com> <1440515272-9453-2-git-send-email-j dot m dot torrespalma at gmail dot com>
PIng.
2015-08-26 0:07 GMT+09:00 Juan Manuel Torres Palma <j.m.torrespalma@gmail.com>:
> This patch sorts out pthread_mutex_t and pthread_cond_t in
> new files, so new C11 types could be based on pthread types
> without corrupting namespaces and exposing pthread symbols.
>
> Common pthread types like pthread_mutex_t and pthread_cond_t are now
> defined in bits/pthreadtypes-common.h, while the internal
> implementation is moved to bits/thread-shared-types.h. File
> pthreadtypes.h has just been cleaned up of those definitions and
> some related macros and structures.
>
> 2015-08-25 Juan Manuel Torres Palma <jmtorrespalma@gmail.com>
>
> * posix/Makefile (headers): Add files bits/pthreadtypes-common.h
> and bits/thread-shared-types.h to this variable.
> * bits/pthreadtypes-common.h: New file.
> (pthread_mutex_t): Move struct definition.
> (pthread_cond_t): Likewise.
> * bits/thread-shared-types.h: New file.
> * sysdeps/x86/bits/thread-shared-types.h: New file.
> (__SIZEOF_PTHREAD_MUTEX_T): Definition.
> (__SIZEOF_PTHREAD_COND_T): Likewise.
> (__pthread_list_t) [__x86_64__]: Likewise.
> (__pthread_slist_t) [!__x86_64__]: Likewise.
> (__pthread_mutex_s): Likewise.
> (__PTHREAD_MUTEX_T_CONTENT): Likewise.
> (__PTHREAD_COND_T_CONTENT): Likewise.
> (__PTHREAD_MUTEX_HAVE_PREV)[__x86_64__]: Likewise
> (__elision)[!__x86_64__]: Likewise
> (__spins)[!__x86_64__]: Likewise
> (__PTHREAD_SPINS): Likewise
> * sysdeps/aarch64/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/arm/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/hppa/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/ia64/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/m68k/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/microblaze/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/mips/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/nios2/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/s390/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/sh/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/sparc/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/tile/nptl/bits/thread-shared-types.h: Likewise.
> * sysdeps/unix/sysv/linux/alpha/bits/thread-shared-types.h: Likewise.
> * sysdeps/unix/sysv/linux/powerpc/bits/thread-shared-types.h: Likewise.
> * sysdeps/x86/bits/pthreadtypes.h: Include
> <bits/pthreadtypes-common.h>.
> (__SIZEOF_PTHREAD_MUTEX_T): Remove.
> (__SIZEOF_PTHREAD_COND_T): Likewise.
> (__pthread_list_t): Likewise.
> (__pthread_slist_t): Likewise.
> (__pthread_mutex_s): Likewise.
> (__PTHREAD_MUTEX_T_CONTENT): Likewise.
> (__PTHREAD_COND_T_CONTENT): Likewise.
> (__PTHREAD_MUTEX_HAVE_PREV): Likewise
> (__elision): Likewise
> (__spins): Likewise
> (__PTHREAD_SPINS): Likewise
> * sysdeps/aarch64/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/arm/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/hppa/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/ia64/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/m68k/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/microblaze/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/mips/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/nios2/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/s390/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/sh/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/sparc/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/tile/nptl/bits/pthreadtypes.h: Likewise.
> * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Likewise.
> * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise.
>
> diff --git a/bits/pthreadtypes-common.h b/bits/pthreadtypes-common.h
> new file mode 100644
> index 0000000..7276f84
> --- /dev/null
> +++ b/bits/pthreadtypes-common.h
> @@ -0,0 +1,43 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +
> +/* Declaration of common pthread types for all architectures.
> + Macros *_CONTENT are architecture dependent and defined in
> + bits/thread-shared-types.h */
> +
> +#ifndef _BITS_PTHREADTYPES_COMMON_H
> +# define _BITS_PTHREADTYPES_COMMON_H 1
> +
> +# include <bits/thread-shared-types.h>
> +
> +/* Common definition of pthread_mutex_t. */
> +
> +typedef union
> +{
> + __PTHREAD_MUTEX_T_CONTENT
> +} pthread_mutex_t;
> +
> +
> +/* Common definition of pthread_cond_t. */
> +
> +typedef union
> +{
> + __PTHREAD_COND_T_CONTENT
> +} pthread_cond_t;
> +
> +#endif /* bits/pthreadtypes-common.h */
> diff --git a/bits/thread-shared-types.h b/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..4e1895d
> --- /dev/null
> +++ b/bits/thread-shared-types.h
> @@ -0,0 +1,19 @@
> +/* No thread support. */
> +/* This file is required to have a shared types definition
> + between POSIX threads and C11 threads. It allows to
> + header files like pthread.h and thread.h to define their types
> + with the same size and fields without corrupting namespaces.
> +
> + The interface is as follows:
> +
> + - bits/thread-shared-types.h. Defines structures for mutex and condvar,
> + shared by threads.h and pthread.h. The macros defined are
> + __PTHREAD_MUTEX_T_CONTENT and __PTHREAD_COND_T_CONTENT
> +
> + - bits/pthreadtypes-common.h. Works as a generic file that defines
> + common pthread types like pthread_mutex_t and pthread_cond_t
> + based on the macros included from thread-shared-types.h.
> +
> + - bits/pthreadtypes.h. Include pthreadtypes-common.h to have access
> + to pthread types and expose them for the other types and functions
> + that require it. */
> diff --git a/posix/Makefile b/posix/Makefile
> index 15e8818..d7cfd99 100644
> --- a/posix/Makefile
> +++ b/posix/Makefile
> @@ -29,7 +29,8 @@ headers := sys/utsname.h sys/times.h sys/wait.h sys/types.h unistd.h \
> bits/local_lim.h tar.h bits/utsname.h bits/confname.h \
> bits/waitflags.h bits/waitstatus.h sys/unistd.h sched.h \
> bits/sched.h re_comp.h wait.h bits/environments.h cpio.h \
> - sys/sysmacros.h spawn.h bits/unistd.h
> + sys/sysmacros.h spawn.h bits/unistd.h \
> + bits/thread-shared-types.h bits/pthreadtypes-common.h
>
> routines := \
> uname \
> diff --git a/sysdeps/aarch64/nptl/bits/pthreadtypes.h b/sysdeps/aarch64/nptl/bits/pthreadtypes.h
> index 0e4795e..b047e81 100644
> --- a/sysdeps/aarch64/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/aarch64/nptl/bits/pthreadtypes.h
> @@ -20,11 +20,10 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <endian.h>
> +#include <pthreadtypes-common.h>
>
> #define __SIZEOF_PTHREAD_ATTR_T 64
> -#define __SIZEOF_PTHREAD_MUTEX_T 48
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 8
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_COND_COMPAT_T 48
> #define __SIZEOF_PTHREAD_CONDATTR_T 8
> #define __SIZEOF_PTHREAD_RWLOCK_T 56
> @@ -48,34 +47,9 @@ typedef union pthread_attr_t pthread_attr_t;
> # define __have_pthread_attr_t1
> #endif
>
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -
>
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - unsigned int __nusers;
> - int __kind;
> - int __spins;
> - __pthread_list_t __list;
> -#define __PTHREAD_MUTEX_HAVE_PREV 1
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -86,22 +60,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/aarch64/nptl/bits/thread-shared-types.h b/sysdeps/aarch64/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..6fb6847
> --- /dev/null
> +++ b/sysdeps/aarch64/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,78 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_PTHREAD_SHARED_TYPES_H
> +#define _BITS_PTHREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 48
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +
> +#define __PTHREAD_MUTEX_HAVE_PREV 1
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + unsigned int __nusers;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + short __spins;
> + __pthread_list_t __list;
> +};
> +
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/pthread-shared-types.h */
> diff --git a/sysdeps/arm/nptl/bits/pthreadtypes.h b/sysdeps/arm/nptl/bits/pthreadtypes.h
> index 9f2efc2..d844e5a 100644
> --- a/sysdeps/arm/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/arm/nptl/bits/pthreadtypes.h
> @@ -19,11 +19,10 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <endian.h>
> +#include <bits/pthreadtypes-common.h>
>
> #define __SIZEOF_PTHREAD_ATTR_T 36
> -#define __SIZEOF_PTHREAD_MUTEX_T 24
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_COND_COMPAT_T 12
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 32
> @@ -48,37 +47,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -89,22 +59,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/arm/nptl/bits/thread-shared-types.h b/sysdeps/arm/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..e3e6b09
> --- /dev/null
> +++ b/sysdeps/arm/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,80 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 24
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +};
> +
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/hppa/nptl/bits/pthreadtypes.h b/sysdeps/hppa/nptl/bits/pthreadtypes.h
> index a361ecf..c749071 100644
> --- a/sysdeps/hppa/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/hppa/nptl/bits/pthreadtypes.h
> @@ -18,6 +18,8 @@
> #ifndef _BITS_PTHREADTYPES_H
> #define _BITS_PTHREADTYPES_H 1
>
> +#include <bits/pthreadtypes-common.h>
> +
> /* Linuxthread type sizes (bytes):
> sizeof(pthread_attr_t) = 0x24 (36)
> sizeof(pthread_barrier_t) = 0x30 (48)
> @@ -33,9 +35,7 @@
> #define __SIZEOF_PTHREAD_ATTR_T 36
> #define __SIZEOF_PTHREAD_BARRIER_T 48
> #define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> -#define __SIZEOF_PTHREAD_MUTEX_T 48
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 64
> #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -54,49 +54,6 @@ typedef union pthread_attr_t pthread_attr_t;
> # define __have_pthread_attr_t 1
> #endif
>
> -
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -
> -
> -/* Data structures for mutex handling. The structure of the attribute
> - type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock __attribute__ ((__aligned__(16)));
> - unsigned int __count;
> - int __owner;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - /* The old 4-word 16-byte aligned lock. This is initalized
> - to all ones by the Linuxthreads PTHREAD_MUTEX_INITIALIZER.
> - Unused in NPTL. */
> - int __compat_padding[4];
> - /* In the old structure there are 4 words left due to alignment.
> - In NPTL two words are used. */
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> - /* Two more words are left before the NPTL
> - pthread_mutex_t is larger than Linuxthreads. */
> - int __reserved1;
> - int __reserved2;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
> -
> typedef union
> {
> char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
> @@ -111,35 +68,6 @@ typedef union
> version we must check, in every function using pthread_cond_t,
> for the static Linuxthreads initializer and clear the appropriate
> words. */
> -typedef union
> -{
> - struct
> - {
> - /* In the old Linuxthreads pthread_cond_t, this is the
> - start of the 4-word lock structure, the next four words
> - are set all to 1 by the Linuxthreads
> - PTHREAD_COND_INITIALIZER. */
> - int __lock __attribute__ ((__aligned__(16)));
> - /* Tracks the initialization of this structure:
> - 0 initialized with NPTL PTHREAD_COND_INITIALIZER.
> - 1 initialized with Linuxthreads PTHREAD_COND_INITIALIZER.
> - 2 initialization in progress. */
> - int __initializer;
> - unsigned int __futex;
> - void *__mutex;
> - /* In the old Linuxthreads this would have been the start
> - of the pthread_fastlock status word. */
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - /* The NPTL pthread_cond_t is exactly the same size as
> - the Linuxthreads version, there are no words to spare. */
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/hppa/nptl/bits/thread-shared-types.h b/sysdeps/hppa/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..7df26ae
> --- /dev/null
> +++ b/sysdeps/hppa/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,100 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 48
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock __attribute__ ((__aligned__(16)));
> + unsigned int __count;
> + int __owner;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + /* The old 4-word 16-byte aligned lock. This is initalized
> + to all ones by the Linuxthreads PTHREAD_MUTEX_INITIALIZER.
> + Unused in NPTL. */
> + int __compat_padding[4];
> + /* In the old structure there are 4 words left due to alignment.
> + In NPTL two words are used. */
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> + /* Two more words are left before the NPTL
> + pthread_mutex_t is larger than Linuxthreads. */
> + int __reserved1;
> + int __reserved2;
> +};
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + /* In the old Linuxthreads pthread_cond_t, this is the
> + start of the 4-word lock structure, the next four words
> + are set all to 1 by the Linuxthreads
> + PTHREAD_COND_INITIALIZER. */ \
> + int __lock __attribute__ ((__aligned__(16))); \
> + /* Tracks the initialization of this structure:
> + 0 initialized with NPTL PTHREAD_COND_INITIALIZER.
> + 1 initialized with Linuxthreads PTHREAD_COND_INITIALIZER.
> + 2 initialization in progress. */ \
> + int __initializer; \
> + unsigned int __futex; \
> + void *__mutex; \
> + /* In the old Linuxthreads this would have been the start
> + of the pthread_fastlock status word. */ \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + /* The NPTL pthread_cond_t is exactly the same size as
> + the Linuxthreads version, there are no words to spare. */ \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/ia64/nptl/bits/pthreadtypes.h b/sysdeps/ia64/nptl/bits/pthreadtypes.h
> index e9762f5..de30d08 100644
> --- a/sysdeps/ia64/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/ia64/nptl/bits/pthreadtypes.h
> @@ -19,10 +19,10 @@
> #ifndef _BITS_PTHREADTYPES_H
> #define _BITS_PTHREADTYPES_H 1
>
> +#include <bits/pthreadtypes-common.h>
> +
> #define __SIZEOF_PTHREAD_ATTR_T 56
> -#define __SIZEOF_PTHREAD_MUTEX_T 40
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 56
> #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -46,36 +46,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - unsigned int __nusers;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - int __spins;
> - __pthread_list_t __list;
> -#define __PTHREAD_MUTEX_HAVE_PREV 1
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -86,22 +58,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/ia64/nptl/bits/thread-shared-types.h b/sysdeps/ia64/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..db235ed
> --- /dev/null
> +++ b/sysdeps/ia64/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,75 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 40
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + unsigned int __nusers;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + int __spins;
> + __pthread_list_t __list;
> +#define __PTHREAD_MUTEX_HAVE_PREV 1
> +};
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/m68k/nptl/bits/pthreadtypes.h b/sysdeps/m68k/nptl/bits/pthreadtypes.h
> index 0e2bcdd..1f9689d 100644
> --- a/sysdeps/m68k/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/m68k/nptl/bits/pthreadtypes.h
> @@ -20,11 +20,10 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <endian.h>
> +#include <bits/pthreadtypes-common.h>
>
> #define __SIZEOF_PTHREAD_ATTR_T 36
> -#define __SIZEOF_PTHREAD_MUTEX_T 24
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 32
> #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -48,37 +47,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is deliberately not exposed. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock __attribute__ ((__aligned__ (4)));
> - unsigned int __count;
> - int __owner;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -89,22 +59,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is deliberately not exposed. */
> -typedef union
> -{
> - struct
> - {
> - int __lock __attribute__ ((__aligned__ (4)));
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/m68k/nptl/bits/thread-shared-types.h b/sysdeps/m68k/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..7c90a76
> --- /dev/null
> +++ b/sysdeps/m68k/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,82 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 24
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock __attribute__ ((__aligned__ (4)));
> + unsigned int __count;
> + int __owner;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +};
> +
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock __attribute__ ((__aligned__ (4))); \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align; \
> +
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/microblaze/nptl/bits/pthreadtypes.h b/sysdeps/microblaze/nptl/bits/pthreadtypes.h
> index b8bd828..f419a83 100644
> --- a/sysdeps/microblaze/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/microblaze/nptl/bits/pthreadtypes.h
> @@ -20,11 +20,10 @@
> # define _BITS_PTHREADTYPES_H 1
>
> # include <endian.h>
> +#include <bits/pthreadtypes-common.h>
>
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_COND_COMPAT_T 12
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> @@ -48,36 +47,9 @@ typedef union pthread_attr_t pthread_attr_t;
> # define __have_pthread_attr_t 1
> # endif
>
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
>
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -87,22 +59,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/microblaze/nptl/bits/thread-shared-types.h b/sysdeps/microblaze/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..bf96c04
> --- /dev/null
> +++ b/sysdeps/microblaze/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,79 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 24
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +};
> +
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/mips/nptl/bits/pthreadtypes.h b/sysdeps/mips/nptl/bits/pthreadtypes.h
> index 8cf4547..ed6b2b6 100644
> --- a/sysdeps/mips/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/mips/nptl/bits/pthreadtypes.h
> @@ -20,12 +20,11 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <endian.h>
> +#include <bits/pthreadtypes-common.h>
>
> #if _MIPS_SIM == _ABI64
> # define __SIZEOF_PTHREAD_ATTR_T 56
> -# define __SIZEOF_PTHREAD_MUTEX_T 40
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 56
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -33,9 +32,7 @@
> # define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> #else
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -60,54 +57,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -#if _MIPS_SIM == _ABI64
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -#else
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -#endif
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is deliberately not exposed. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> -#if _MIPS_SIM == _ABI64
> - unsigned int __nusers;
> -#endif
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> -#if _MIPS_SIM == _ABI64
> - int __spins;
> - __pthread_list_t __list;
> -# define __PTHREAD_MUTEX_HAVE_PREV 1
> -#else
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> -#endif
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -118,22 +69,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is deliberately not exposed. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/mips/nptl/bits/thread-shared-types.h b/sysdeps/mips/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..c9f8123
> --- /dev/null
> +++ b/sysdeps/mips/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,101 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#if _MIPS_SIM == _ABI64
> +# define __SIZEOF_PTHREAD_MUTEX_T 40
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#else
> +# define __SIZEOF_PTHREAD_MUTEX_T 24
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#endif
> +
> +#if _MIPS_SIM == _ABI64
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +#else
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +#endif
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> +#if _MIPS_SIM == _ABI64
> + unsigned int __nusers;
> +#endif
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> +#if _MIPS_SIM == _ABI64
> + int __spins;
> + __pthread_list_t __list;
> +# define __PTHREAD_MUTEX_HAVE_PREV 1
> +#else
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +#endif
> +};
> +
> +
> +# define __PTHREAD_MUTEX_T_CONTENT \
> + struct pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/nios2/nptl/bits/pthreadtypes.h b/sysdeps/nios2/nptl/bits/pthreadtypes.h
> index 4a20803..03fa636 100644
> --- a/sysdeps/nios2/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/nios2/nptl/bits/pthreadtypes.h
> @@ -20,11 +20,10 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <endian.h>
> +#include <bits/pthreadtypes-common.h>
>
> #define __SIZEOF_PTHREAD_ATTR_T 36
> -#define __SIZEOF_PTHREAD_MUTEX_T 24
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 32
> #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -48,34 +47,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is deliberately not exposed. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
>
> typedef union
> {
> @@ -83,28 +56,8 @@ typedef union
> long int __align;
> } pthread_mutexattr_t;
>
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
> -
> -
> /* Data structure for conditional variable handling. The structure of
> the attribute type is deliberately not exposed. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/nios2/nptl/bits/thread-shared-types.h b/sysdeps/nios2/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..80769d2
> --- /dev/null
> +++ b/sysdeps/nios2/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,79 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 24
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +};
> +
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/s390/nptl/bits/pthreadtypes.h b/sysdeps/s390/nptl/bits/pthreadtypes.h
> index 1f3bb14..ab52671 100644
> --- a/sysdeps/s390/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/s390/nptl/bits/pthreadtypes.h
> @@ -19,12 +19,11 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <bits/wordsize.h>
> +#include <bits/pthreadtypes-common.h>
>
> #if __WORDSIZE == 64
> # define __SIZEOF_PTHREAD_ATTR_T 56
> -# define __SIZEOF_PTHREAD_MUTEX_T 40
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 56
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -32,9 +31,7 @@
> # define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> #else
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -59,75 +56,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -#if __WORDSIZE == 64
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -#else
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -#endif
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> -#if __WORDSIZE == 64
> - unsigned int __nusers;
> -#endif
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> -#if __WORDSIZE == 64
> -# ifdef ENABLE_LOCK_ELISION
> - short __spins;
> - short __elision;
> - /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -# define __PTHREAD_SPINS 0, 0
> -# else
> - int __spins;
> - /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -# define __PTHREAD_SPINS 0
> -# endif
> - __pthread_list_t __list;
> -# define __PTHREAD_MUTEX_HAVE_PREV 1
> -#else
> - unsigned int __nusers;
> - __extension__ union
> - {
> -# ifdef ENABLE_LOCK_ELISION
> - struct
> - {
> - short __espins;
> - short __elision;
> - } _d;
> -# define __spins _d.__espins
> -# define __elision _d.__elision
> - /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -# define __PTHREAD_SPINS { 0, 0 }
> -# else
> - int __spins;
> - /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -# define __PTHREAD_SPINS 0
> -# endif
> - __pthread_slist_t __list;
> - };
> -#endif
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
>
> typedef union
> {
> @@ -138,22 +68,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> @@ -244,5 +158,4 @@ typedef union
> } pthread_barrierattr_t;
> #endif
>
> -
> #endif /* bits/pthreadtypes.h */
> diff --git a/sysdeps/s390/nptl/bits/thread-shared-types.h b/sysdeps/s390/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..6057737
> --- /dev/null
> +++ b/sysdeps/s390/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,123 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#include <bits/wordsize.h>
> +
> +#if __WORDSIZE == 64
> +# define __SIZEOF_PTHREAD_MUTEX_T 40
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#else
> +# define __SIZEOF_PTHREAD_MUTEX_T 24
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#endif
> +
> +#if __WORDSIZE == 64
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +#else
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +#endif
> +
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> +#if __WORDSIZE == 64
> + unsigned int __nusers;
> +#endif
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> +#if __WORDSIZE == 64
> +# ifdef ENABLE_LOCK_ELISION
> + short __spins;
> + short __elision;
> + /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +# define __PTHREAD_SPINS 0, 0
> +# else
> + int __spins;
> + /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +# define __PTHREAD_SPINS 0
> +# endif
> + __pthread_list_t __list;
> +# define __PTHREAD_MUTEX_HAVE_PREV 1
> +#else
> + unsigned int __nusers;
> + __extension__ union
> + {
> +# ifdef ENABLE_LOCK_ELISION
> + struct
> + {
> + short __espins;
> + short __elision;
> + } _d;
> +# define __spins _d.__espins
> +# define __elision _d.__elision
> + /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +# define __PTHREAD_SPINS { 0, 0 }
> +# else
> + int __spins;
> + /* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +# define __PTHREAD_SPINS 0
> +# endif
> + __pthread_slist_t __list;
> + };
> +#endif
> +};
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/sh/nptl/bits/pthreadtypes.h b/sysdeps/sh/nptl/bits/pthreadtypes.h
> index 5940232..5478603 100644
> --- a/sysdeps/sh/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/sh/nptl/bits/pthreadtypes.h
> @@ -19,11 +19,10 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <endian.h>
> +#include <bits/pthreadtypes-common.h>
>
> #define __SIZEOF_PTHREAD_ATTR_T 36
> -#define __SIZEOF_PTHREAD_MUTEX_T 24
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_COND_COMPAT_T 12
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 32
> @@ -48,37 +47,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -89,22 +59,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/sh/nptl/bits/thread-shared-types.h b/sysdeps/sh/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..74686e7
> --- /dev/null
> +++ b/sysdeps/sh/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,80 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#include <bits/wordsize.h>
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 24
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +};
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/sparc/nptl/bits/pthreadtypes.h b/sysdeps/sparc/nptl/bits/pthreadtypes.h
> index 6faf8b2..d2eb712 100644
> --- a/sysdeps/sparc/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/sparc/nptl/bits/pthreadtypes.h
> @@ -20,12 +20,11 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <bits/wordsize.h>
> +#include <bits/pthreadtypes-common.h>
>
> #if __WORDSIZE == 64
> # define __SIZEOF_PTHREAD_ATTR_T 56
> -# define __SIZEOF_PTHREAD_MUTEX_T 40
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 56
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -33,9 +32,7 @@
> # define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> #else
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -60,54 +57,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -#if __WORDSIZE == 64
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -#else
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -#endif
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is deliberately not exposed. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> -#if __WORDSIZE == 64
> - unsigned int __nusers;
> -#endif
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> -#if __WORDSIZE == 64
> - int __spins;
> - __pthread_list_t __list;
> -# define __PTHREAD_MUTEX_HAVE_PREV 1
> -#else
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> -#endif
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -118,22 +69,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is deliberately not exposed. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/sparc/nptl/bits/thread-shared-types.h b/sysdeps/sparc/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..447f24c
> --- /dev/null
> +++ b/sysdeps/sparc/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,104 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#include <bits/wordsize.h>
> +
> +
> +#if __WORDSIZE == 64
> +# define __SIZEOF_PTHREAD_MUTEX_T 40
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#else
> +# define __SIZEOF_PTHREAD_MUTEX_T 24
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#endif
> +
> +#if __WORDSIZE == 64
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +#else
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +#endif
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> +#if __WORDSIZE == 64
> + unsigned int __nusers;
> +#endif
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> +#if __WORDSIZE == 64
> + int __spins;
> + __pthread_list_t __list;
> +# define __PTHREAD_MUTEX_HAVE_PREV 1
> +#else
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +#endif
> +};
> +
> +# define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/tile/nptl/bits/pthreadtypes.h b/sysdeps/tile/nptl/bits/pthreadtypes.h
> index 1f6553d..074825c 100644
> --- a/sysdeps/tile/nptl/bits/pthreadtypes.h
> +++ b/sysdeps/tile/nptl/bits/pthreadtypes.h
> @@ -21,12 +21,11 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <bits/wordsize.h>
> +#include <bits/pthreadtypes-common.h>
>
> #if __WORDSIZE == 64
> # define __SIZEOF_PTHREAD_ATTR_T 56
> -# define __SIZEOF_PTHREAD_MUTEX_T 40
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 56
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -34,9 +33,7 @@
> # define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> #else
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -60,51 +57,9 @@ typedef union pthread_attr_t pthread_attr_t;
> # define __have_pthread_attr_t 1
> #endif
>
> -#if __WORDSIZE == 64
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -#else
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -#endif
> -
>
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> -#if __WORDSIZE == 64
> - unsigned int __nusers;
> -#endif
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> -#if __WORDSIZE == 64
> - int __spins;
> - __pthread_list_t __list;
> -# define __PTHREAD_MUTEX_HAVE_PREV 1
> -#else
> - unsigned int __nusers;
> - __extension__ union
> - {
> - int __spins;
> - __pthread_slist_t __list;
> - };
> -#endif
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
>
> typedef union
> {
> @@ -112,28 +67,8 @@ typedef union
> int __align;
> } pthread_mutexattr_t;
>
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
> -
> -
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/tile/nptl/bits/thread-shared-types.h b/sysdeps/tile/nptl/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..729a787
> --- /dev/null
> +++ b/sysdeps/tile/nptl/bits/thread-shared-types.h
> @@ -0,0 +1,103 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#include <bits/wordsize.h>
> +
> +
> +#if __WORDSIZE == 64
> +# define __SIZEOF_PTHREAD_MUTEX_T 40
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#else
> +# define __SIZEOF_PTHREAD_MUTEX_T 24
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#endif
> +
> +#if __WORDSIZE == 64
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +#else
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +#endif
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> +#if __WORDSIZE == 64
> + unsigned int __nusers;
> +#endif
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> +#if __WORDSIZE == 64
> + int __spins;
> + __pthread_list_t __list;
> +# define __PTHREAD_MUTEX_HAVE_PREV 1
> +#else
> + unsigned int __nusers;
> + __extension__ union
> + {
> + int __spins;
> + __pthread_slist_t __list;
> + };
> +#endif
> +};
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h
> index 7121d0b..ed3f60f 100644
> --- a/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h
> +++ b/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h
> @@ -19,10 +19,10 @@
> #ifndef _BITS_PTHREADTYPES_H
> #define _BITS_PTHREADTYPES_H 1
>
> +#include <bits/pthreadtypes-common.h>
> +
> #define __SIZEOF_PTHREAD_ATTR_T 56
> -#define __SIZEOF_PTHREAD_MUTEX_T 40
> #define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -#define __SIZEOF_PTHREAD_COND_T 48
> #define __SIZEOF_PTHREAD_CONDATTR_T 4
> #define __SIZEOF_PTHREAD_RWLOCK_T 56
> #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -45,36 +45,9 @@ typedef union pthread_attr_t pthread_attr_t;
> # define __have_pthread_attr_t 1
> #endif
>
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -
>
> /* Data structures for mutex handling. The structure of the attribute
> type is deliberately not exposed. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> - unsigned int __nusers;
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> - int __spins;
> - __pthread_list_t __list;
> -#define __PTHREAD_MUTEX_HAVE_PREV 1
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
> -
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -#define __PTHREAD_SPINS 0
>
> typedef union
> {
> @@ -85,22 +58,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is deliberately not exposed. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/unix/sysv/linux/alpha/bits/thread-shared-types.h b/sysdeps/unix/sysv/linux/alpha/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..fcadf43
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/alpha/bits/thread-shared-types.h
> @@ -0,0 +1,79 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +
> +#define __SIZEOF_PTHREAD_MUTEX_T 40
> +#define __SIZEOF_PTHREAD_COND_T 48
> +
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +#define __PTHREAD_SPINS 0
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> + unsigned int __nusers;
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> + int __spins;
> + __pthread_list_t __list;
> +#define __PTHREAD_MUTEX_HAVE_PREV 1
> +} __data;
> +
> +
> +#define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
> index 7cbdb2c..253e2bb 100644
> --- a/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
> +++ b/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
> @@ -20,12 +20,11 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <bits/wordsize.h>
> +#include <bits/pthreadtypes-common.h>
>
> #if __WORDSIZE == 64
> # define __SIZEOF_PTHREAD_ATTR_T 56
> -# define __SIZEOF_PTHREAD_MUTEX_T 40
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 56
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -33,9 +32,7 @@
> # define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> #else
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -59,61 +56,8 @@ typedef union pthread_attr_t pthread_attr_t;
> # define __have_pthread_attr_t 1
> #endif
>
> -
> -#if __WORDSIZE == 64
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -#else
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -#endif
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is deliberately not exposed. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> -#if __WORDSIZE == 64
> - unsigned int __nusers;
> -#endif
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> -#if __WORDSIZE == 64
> - short __spins;
> - short __elision;
> - __pthread_list_t __list;
> -# define __PTHREAD_MUTEX_HAVE_PREV 1
> -# define __PTHREAD_SPINS 0, 0
> -#else
> - unsigned int __nusers;
> - __extension__ union
> - {
> - struct
> - {
> - short __espins;
> - short __elision;
> -# define __spins __elision_data.__espins
> -# define __elision __elision_data.__elision
> -# define __PTHREAD_SPINS { 0, 0 }
> - } __elision_data;
> - __pthread_slist_t __list;
> - };
> -#endif
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
>
> typedef union
> {
> @@ -124,22 +68,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is deliberately not exposed. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/thread-shared-types.h b/sysdeps/unix/sysv/linux/powerpc/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..e6b5d24
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/powerpc/bits/thread-shared-types.h
> @@ -0,0 +1,110 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#include <bits/wordsize.h>
> +
> +
> +#if __WORDSIZE == 64
> +# define __SIZEOF_PTHREAD_MUTEX_T 40
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#else
> +# define __SIZEOF_PTHREAD_MUTEX_T 24
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#endif
> +
> +#if __WORDSIZE == 64
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +#else
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +#endif
> +
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> +#if __WORDSIZE == 64
> + unsigned int __nusers;
> +#endif
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> +#if __WORDSIZE == 64
> + short __spins;
> + short __elision;
> + __pthread_list_t __list;
> +# define __PTHREAD_MUTEX_HAVE_PREV 1
> +# define __PTHREAD_SPINS 0, 0
> +#else
> + unsigned int __nusers;
> + __extension__ union
> + {
> + struct
> + {
> + short __espins;
> + short __elision;
> +# define __spins __elision_data.__espins
> +# define __elision __elision_data.__elision
> +# define __PTHREAD_SPINS { 0, 0 }
> + } __elision_data;
> + __pthread_slist_t __list;
> + };
> +#endif
> +};
> +
> +# define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> diff --git a/sysdeps/x86/bits/pthreadtypes.h b/sysdeps/x86/bits/pthreadtypes.h
> index 4460615..1b7d567 100644
> --- a/sysdeps/x86/bits/pthreadtypes.h
> +++ b/sysdeps/x86/bits/pthreadtypes.h
> @@ -19,13 +19,12 @@
> #define _BITS_PTHREADTYPES_H 1
>
> #include <bits/wordsize.h>
> +#include <bits/pthreadtypes-common.h>
>
> #ifdef __x86_64__
> # if __WORDSIZE == 64
> # define __SIZEOF_PTHREAD_ATTR_T 56
> -# define __SIZEOF_PTHREAD_MUTEX_T 40
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 56
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -33,9 +32,7 @@
> # define __SIZEOF_PTHREAD_BARRIERATTR_T 4
> # else
> # define __SIZEOF_PTHREAD_ATTR_T 32
> -# define __SIZEOF_PTHREAD_MUTEX_T 32
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 44
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -44,9 +41,7 @@
> # endif
> #else
> # define __SIZEOF_PTHREAD_ATTR_T 36
> -# define __SIZEOF_PTHREAD_MUTEX_T 24
> # define __SIZEOF_PTHREAD_MUTEXATTR_T 4
> -# define __SIZEOF_PTHREAD_COND_T 48
> # define __SIZEOF_PTHREAD_CONDATTR_T 4
> # define __SIZEOF_PTHREAD_RWLOCK_T 32
> # define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
> @@ -71,61 +66,8 @@ typedef union pthread_attr_t pthread_attr_t;
> #endif
>
>
> -#ifdef __x86_64__
> -typedef struct __pthread_internal_list
> -{
> - struct __pthread_internal_list *__prev;
> - struct __pthread_internal_list *__next;
> -} __pthread_list_t;
> -#else
> -typedef struct __pthread_internal_slist
> -{
> - struct __pthread_internal_slist *__next;
> -} __pthread_slist_t;
> -#endif
> -
> -
> /* Data structures for mutex handling. The structure of the attribute
> type is not exposed on purpose. */
> -typedef union
> -{
> - struct __pthread_mutex_s
> - {
> - int __lock;
> - unsigned int __count;
> - int __owner;
> -#ifdef __x86_64__
> - unsigned int __nusers;
> -#endif
> - /* KIND must stay at this position in the structure to maintain
> - binary compatibility. */
> - int __kind;
> -#ifdef __x86_64__
> - short __spins;
> - short __elision;
> - __pthread_list_t __list;
> -# define __PTHREAD_MUTEX_HAVE_PREV 1
> -/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> -# define __PTHREAD_SPINS 0, 0
> -#else
> - unsigned int __nusers;
> - __extension__ union
> - {
> - struct
> - {
> - short __espins;
> - short __elision;
> -# define __spins __elision_data.__espins
> -# define __elision __elision_data.__elision
> -# define __PTHREAD_SPINS { 0, 0 }
> - } __elision_data;
> - __pthread_slist_t __list;
> - };
> -#endif
> - } __data;
> - char __size[__SIZEOF_PTHREAD_MUTEX_T];
> - long int __align;
> -} pthread_mutex_t;
>
> typedef union
> {
> @@ -136,22 +78,6 @@ typedef union
>
> /* Data structure for conditional variable handling. The structure of
> the attribute type is not exposed on purpose. */
> -typedef union
> -{
> - struct
> - {
> - int __lock;
> - unsigned int __futex;
> - __extension__ unsigned long long int __total_seq;
> - __extension__ unsigned long long int __wakeup_seq;
> - __extension__ unsigned long long int __woken_seq;
> - void *__mutex;
> - unsigned int __nwaiters;
> - unsigned int __broadcast_seq;
> - } __data;
> - char __size[__SIZEOF_PTHREAD_COND_T];
> - __extension__ long long int __align;
> -} pthread_cond_t;
>
> typedef union
> {
> diff --git a/sysdeps/x86/bits/thread-shared-types.h b/sysdeps/x86/bits/thread-shared-types.h
> new file mode 100644
> index 0000000..80a4933
> --- /dev/null
> +++ b/sysdeps/x86/bits/thread-shared-types.h
> @@ -0,0 +1,116 @@
> +/* Copyright (C) 2002-2015 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/>. */
> +
> +/* This header contains macros definition required for
> + the declaration of pthread_mutex_t and pthread_cond_t,
> + both needed by C11 types mtx_t and cnd_t. */
> +
> +#ifndef _BITS_THREAD_SHARED_TYPES_H
> +#define _BITS_THREAD_SHARED_TYPES_H 1
> +
> +#include <bits/wordsize.h>
> +
> +#ifdef __x86_64__
> +# if __WORDSIZE == 64
> +# define __SIZEOF_PTHREAD_MUTEX_T 40
> +# define __SIZEOF_PTHREAD_COND_T 48
> +# else
> +# define __SIZEOF_PTHREAD_MUTEX_T 32
> +# define __SIZEOF_PTHREAD_COND_T 48
> +# endif
> +#else
> +# define __SIZEOF_PTHREAD_MUTEX_T 24
> +# define __SIZEOF_PTHREAD_COND_T 48
> +#endif
> +
> +#ifdef __x86_64__
> +typedef struct __pthread_internal_list
> +{
> + struct __pthread_internal_list *__prev;
> + struct __pthread_internal_list *__next;
> +} __pthread_list_t;
> +#else
> +typedef struct __pthread_internal_slist
> +{
> + struct __pthread_internal_slist *__next;
> +} __pthread_slist_t;
> +#endif
> +
> +
> +/* Data structure for mutex handling. */
> +
> +struct __pthread_mutex_s
> +{
> + int __lock;
> + unsigned int __count;
> + int __owner;
> +#ifdef __x86_64__
> + unsigned int __nusers;
> +#endif
> + /* KIND must stay at this position in the structure to maintain
> + binary compatibility. */
> + int __kind;
> +#ifdef __x86_64__
> + short __spins;
> + short __elision;
> + __pthread_list_t __list;
> +# define __PTHREAD_MUTEX_HAVE_PREV 1
> +/* Mutex __spins initializer used by PTHREAD_MUTEX_INITIALIZER. */
> +# define __PTHREAD_SPINS 0, 0
> +#else
> + unsigned int __nusers;
> + __extension__ union
> + {
> + struct
> + {
> + short __espins;
> + short __elision;
> +# define __spins __elision_data.__espins
> +# define __elision __elision_data.__elision
> +# define __PTHREAD_SPINS { 0, 0 }
> + } __elision_data;
> + __pthread_slist_t __list;
> + };
> +#endif
> +};
> +
> +
> +# define __PTHREAD_MUTEX_T_CONTENT \
> + struct __pthread_mutex_s __data; \
> + char __size[__SIZEOF_PTHREAD_MUTEX_T]; \
> + long int __align;
> +
> +
> +/* Data structure for conditional variable handling */
> +
> +#define __PTHREAD_COND_T_CONTENT \
> + struct \
> + { \
> + int __lock; \
> + unsigned int __futex; \
> + __extension__ unsigned long long int __total_seq; \
> + __extension__ unsigned long long int __wakeup_seq; \
> + __extension__ unsigned long long int __woken_seq; \
> + void *__mutex; \
> + unsigned int __nwaiters; \
> + unsigned int __broadcast_seq; \
> + } __data; \
> + char __size[__SIZEOF_PTHREAD_COND_T]; \
> + __extension__ long long int __align;
> +
> +
> +#endif /* bits/thread-shared-types.h */
> --
> 2.4.3
--
Juan Manuel Torres Palma.
Computer Science Student at Universidad de Granada.