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329 lines
11 KiB
329 lines
11 KiB
commit 498a22333b835a598ccaed4656e97a0ec3573665 |
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Author: Roland McGrath <roland@hack.frob.com> |
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Date: Fri Mar 14 10:44:34 2014 -0700 |
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Compile with -Wundef. |
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Conflicts: |
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Makeconfig |
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(Textual conflict due to glibc-rh1418978-2-6.patch.) |
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sysdeps/microblaze/nptl/tls.h |
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(Our tree does not have a microblaze port, removed manually.) |
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diff --git a/Makeconfig b/Makeconfig |
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index f23fd93febdf4a86..02f1cc1255c5ac07 100644 |
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--- a/Makeconfig |
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+++ b/Makeconfig |
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@@ -643,6 +643,7 @@ ifeq ($(all-warnings),yes) |
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else |
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+gccwarn := -Wall -Wwrite-strings -Winline |
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endif |
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++gccwarn += -Wundef |
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+gccwarn-c = -Wstrict-prototypes -Werror=implicit-function-declaration |
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# We do not depend on the address of constants in different files to be |
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diff --git a/include/errno.h b/include/errno.h |
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index d26a9ee3ff320e3a..7df41dfc3166ef90 100644 |
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--- a/include/errno.h |
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+++ b/include/errno.h |
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@@ -6,6 +6,11 @@ |
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# if IS_IN (rtld) |
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# include <dl-sysdep.h> |
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+# ifndef RTLD_PRIVATE_ERRNO |
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+# error "dl-sysdep.h must define RTLD_PRIVATE_ERRNO!" |
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+# endif |
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+# else |
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+# define RTLD_PRIVATE_ERRNO 0 |
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# endif |
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# if RTLD_PRIVATE_ERRNO |
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diff --git a/include/stackinfo.h b/include/stackinfo.h |
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new file mode 100644 |
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index 0000000000000000..b9b227848753ceb8 |
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--- /dev/null |
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+++ b/include/stackinfo.h |
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@@ -0,0 +1,42 @@ |
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+/* Details about the machine's stack: wrapper header. |
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+ Copyright (C) 2014 Free Software Foundation, Inc. |
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+ This file is part of the GNU C Library. |
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+ |
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+ The GNU C Library is free software; you can redistribute it and/or |
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+ modify it under the terms of the GNU Lesser General Public |
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+ License as published by the Free Software Foundation; either |
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+ version 2.1 of the License, or (at your option) any later version. |
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+ |
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+ The GNU C Library is distributed in the hope that it will be useful, |
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of |
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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+ Lesser General Public License for more details. |
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+ |
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+ You should have received a copy of the GNU Lesser General Public |
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+ License along with the GNU C Library; if not, see |
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+ <http://www.gnu.org/licenses/>. */ |
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+ |
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+#ifndef _INCLUDE_STACKINFO_H |
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+#define _INCLUDE_STACKINFO_H 1 |
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+ |
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+/* A sysdeps/.../stackinfo.h file defines details for the CPU. |
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+ It is obliged to define either _STACK_GROWS_DOWN or _STACK_GROWS_UP. */ |
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+#include_next <stackinfo.h> |
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+ |
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+#if defined _STACK_GROWS_DOWN && _STACK_GROWS_DOWN |
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+# ifdef _STACK_GROWS_UP |
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+# error "stackinfo.h should not define both!" |
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+# else |
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+# define _STACK_GROWS_UP 0 |
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+# endif |
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+#elif defined _STACK_GROWS_UP && _STACK_GROWS_UP |
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+# ifdef _STACK_GROWS_DOWN |
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+# error "stackinfo.h should not define both!" |
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+# else |
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+# define _STACK_GROWS_DOWN 0 |
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+# endif |
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+#else |
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+# error "stackinfo.h must define _STACK_GROWS_UP or _STACK_GROWS_DOWN!" |
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+#endif |
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+ |
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+#endif /* include/stackinfo.h */ |
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diff --git a/nptl/sysdeps/i386/tls.h b/nptl/sysdeps/i386/tls.h |
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index 90c7a534bfd0ed16..55877d71d2051d4c 100644 |
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--- a/nptl/sysdeps/i386/tls.h |
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+++ b/nptl/sysdeps/i386/tls.h |
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@@ -102,9 +102,6 @@ union user_desc_init |
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}; |
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-/* Get the thread descriptor definition. */ |
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-# include <nptl/descr.h> |
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- |
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t), |
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because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole |
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struct pthread even when not linked with -lpthread. */ |
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@@ -122,6 +119,10 @@ union user_desc_init |
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/* The TCB can have any size and the memory following the address the |
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thread pointer points to is unspecified. Allocate the TCB there. */ |
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# define TLS_TCB_AT_TP 1 |
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+# define TLS_DTV_AT_TP 0 |
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+ |
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+/* Get the thread descriptor definition. */ |
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+# include <nptl/descr.h> |
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/* Install the dtv pointer. The pointer passed is to the element with |
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diff --git a/nptl/sysdeps/powerpc/tls.h b/nptl/sysdeps/powerpc/tls.h |
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index 33efc7aea638f138..a04dfa89aa1ec73c 100644 |
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--- a/nptl/sysdeps/powerpc/tls.h |
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+++ b/nptl/sysdeps/powerpc/tls.h |
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@@ -49,6 +49,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* We use the multiple_threads field in the pthread struct */ |
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#define TLS_MULTIPLE_THREADS_IN_TCB 1 |
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@@ -56,6 +57,7 @@ typedef union dtv |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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+ |
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/* The stack_guard is accessed directly by GCC -fstack-protector code, |
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so it is a part of public ABI. The dtv and pointer_guard fields |
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are private. */ |
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diff --git a/nptl/sysdeps/s390/tls.h b/nptl/sysdeps/s390/tls.h |
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index 4b1ce051c4a87652..580196b7bfee3046 100644 |
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--- a/nptl/sysdeps/s390/tls.h |
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+++ b/nptl/sysdeps/s390/tls.h |
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@@ -73,9 +73,6 @@ typedef struct |
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/* Get system call information. */ |
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# include <sysdep.h> |
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-/* Get the thread descriptor definition. */ |
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-# include <nptl/descr.h> |
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- |
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t), |
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because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole |
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struct pthread even when not linked with -lpthread. */ |
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@@ -93,6 +90,10 @@ typedef struct |
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/* The TCB can have any size and the memory following the address the |
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thread pointer points to is unspecified. Allocate the TCB there. */ |
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# define TLS_TCB_AT_TP 1 |
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+# define TLS_DTV_AT_TP 0 |
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+ |
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+/* Get the thread descriptor definition. */ |
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+# include <nptl/descr.h> |
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/* Install the dtv pointer. The pointer passed is to the element with |
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diff --git a/nptl/sysdeps/sh/tls.h b/nptl/sysdeps/sh/tls.h |
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index a7f53dfecf0ca6d6..4659af51c0be7595 100644 |
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--- a/nptl/sysdeps/sh/tls.h |
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+++ b/nptl/sysdeps/sh/tls.h |
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@@ -76,6 +76,7 @@ typedef struct |
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/* The TLS blocks start right after the TCB. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/nptl/sysdeps/sparc/tls.h b/nptl/sysdeps/sparc/tls.h |
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index cfc9d96c67027caf..2ef0d4e1012259ad 100644 |
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--- a/nptl/sysdeps/sparc/tls.h |
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+++ b/nptl/sysdeps/sparc/tls.h |
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@@ -69,9 +69,6 @@ typedef struct |
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/* Get system call information. */ |
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# include <sysdep.h> |
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-/* Get the thread descriptor definition. */ |
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-# include <nptl/descr.h> |
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- |
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register struct pthread *__thread_self __asm__("%g7"); |
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/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t), |
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@@ -91,6 +88,10 @@ register struct pthread *__thread_self __asm__("%g7"); |
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/* The TCB can have any size and the memory following the address the |
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thread pointer points to is unspecified. Allocate the TCB there. */ |
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# define TLS_TCB_AT_TP 1 |
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+# define TLS_DTV_AT_TP 0 |
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+ |
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+/* Get the thread descriptor definition. */ |
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+# include <nptl/descr.h> |
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/* Install the dtv pointer. The pointer passed is to the element with |
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index -1 which contain the length. */ |
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diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h |
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index cfba4e142ac5dae8..37e9af71b80d18b0 100644 |
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--- a/nptl/sysdeps/x86_64/tls.h |
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+++ b/nptl/sysdeps/x86_64/tls.h |
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@@ -91,10 +91,6 @@ typedef struct |
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/* Get system call information. */ |
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# include <sysdep.h> |
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- |
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-/* Get the thread descriptor definition. */ |
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-# include <nptl/descr.h> |
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- |
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#ifndef LOCK_PREFIX |
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# ifdef UP |
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# define LOCK_PREFIX /* nothing */ |
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@@ -120,6 +116,10 @@ typedef struct |
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/* The TCB can have any size and the memory following the address the |
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thread pointer points to is unspecified. Allocate the TCB there. */ |
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# define TLS_TCB_AT_TP 1 |
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+# define TLS_DTV_AT_TP 0 |
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+ |
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+/* Get the thread descriptor definition. */ |
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+# include <nptl/descr.h> |
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/* Install the dtv pointer. The pointer passed is to the element with |
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diff --git a/ports/sysdeps/hppa/nptl/tls.h b/ports/sysdeps/hppa/nptl/tls.h |
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index 5eb55a53603bb31e..be14fe6599c9f41b 100644 |
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--- a/ports/sysdeps/hppa/nptl/tls.h |
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+++ b/ports/sysdeps/hppa/nptl/tls.h |
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@@ -51,6 +51,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/aarch64/nptl/tls.h b/sysdeps/aarch64/nptl/tls.h |
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index 05135db57ab69ef6..e08ff732efcc4fa2 100644 |
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--- a/sysdeps/aarch64/nptl/tls.h |
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+++ b/sysdeps/aarch64/nptl/tls.h |
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@@ -48,6 +48,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/alpha/nptl/tls.h b/sysdeps/alpha/nptl/tls.h |
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index 18c29c80fa369e35..f593ba7162954e99 100644 |
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--- a/sysdeps/alpha/nptl/tls.h |
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+++ b/sysdeps/alpha/nptl/tls.h |
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@@ -42,6 +42,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/arm/nptl/tls.h b/sysdeps/arm/nptl/tls.h |
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index 52f695e58b22b406..00b1e53c33064a2e 100644 |
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--- a/sysdeps/arm/nptl/tls.h |
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+++ b/sysdeps/arm/nptl/tls.h |
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@@ -49,6 +49,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/ia64/nptl/tls.h b/sysdeps/ia64/nptl/tls.h |
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index 77574e55db890043..f270f958bcfc53de 100644 |
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--- a/sysdeps/ia64/nptl/tls.h |
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+++ b/sysdeps/ia64/nptl/tls.h |
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@@ -87,6 +87,7 @@ register struct pthread *__thread_self __asm__("r13"); |
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/* The DTV is allocated at the TP; the TCB is placed elsewhere. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/m68k/nptl/tls.h b/sysdeps/m68k/nptl/tls.h |
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index 8b0909237b303695..7f4bbfb9162dd610 100644 |
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--- a/sysdeps/m68k/nptl/tls.h |
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+++ b/sysdeps/m68k/nptl/tls.h |
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@@ -49,6 +49,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/mach/hurd/i386/tls.h b/sysdeps/mach/hurd/i386/tls.h |
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index d0a72f0e5c032820..8619820d3b0502b5 100644 |
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--- a/sysdeps/mach/hurd/i386/tls.h |
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+++ b/sysdeps/mach/hurd/i386/tls.h |
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@@ -26,6 +26,7 @@ |
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/* The TCB can have any size and the memory following the address the |
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thread pointer points to is unspecified. Allocate the TCB there. */ |
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#define TLS_TCB_AT_TP 1 |
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+#define TLS_DTV_AT_TP 0 |
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#ifndef __ASSEMBLER__ |
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diff --git a/sysdeps/mips/nptl/tls.h b/sysdeps/mips/nptl/tls.h |
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index 8a97437bad4752c4..669a79c0c64cb566 100644 |
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--- a/sysdeps/mips/nptl/tls.h |
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+++ b/sysdeps/mips/nptl/tls.h |
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@@ -62,6 +62,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* Get the thread descriptor definition. */ |
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# include <nptl/descr.h> |
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diff --git a/sysdeps/tile/nptl/tls.h b/sysdeps/tile/nptl/tls.h |
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index 303a95e000fee30f..132de9021e5651f0 100644 |
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--- a/sysdeps/tile/nptl/tls.h |
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+++ b/sysdeps/tile/nptl/tls.h |
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@@ -49,6 +49,7 @@ typedef union dtv |
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/* The TP points to the start of the thread blocks. */ |
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# define TLS_DTV_AT_TP 1 |
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+# define TLS_TCB_AT_TP 0 |
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/* We use the multiple_threads field in the pthread struct */ |
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#define TLS_MULTIPLE_THREADS_IN_TCB 1
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