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-rw-r--r--ChangeLog21
-rw-r--r--io/creat.c3
-rw-r--r--io/ppoll.c2
-rw-r--r--misc/pselect.c2
-rw-r--r--nptl/Makefile18
-rw-r--r--nptl/pthreadP.h10
-rw-r--r--nptl/tst-cancel-wrappers.sh92
-rw-r--r--sysdeps/generic/sysdep-cancel.h1
-rw-r--r--sysdeps/mach/hurd/sysdep-cancel.h1
-rw-r--r--sysdeps/posix/pause.c2
-rw-r--r--sysdeps/posix/sigpause.c3
-rw-r--r--sysdeps/unix/sysv/linux/creat.c2
-rw-r--r--sysdeps/unix/sysv/linux/creat64.c2
-rw-r--r--sysdeps/unix/sysv/linux/sigwait.c3
-rw-r--r--sysdeps/unix/sysv/linux/sigwaitinfo.c3
15 files changed, 23 insertions, 142 deletions
diff --git a/ChangeLog b/ChangeLog
index 12422b2..b190eb8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,24 @@
+2019-01-03 Adhemerval Zanella <adhemerval.zanella@linaro.org>
+
+ * io/creat.c (LIBC_CANCEL_HANDLED): Remove macro.
+ * io/ppoll.c (LIBC_CANCEL_HANDLED): Likewise.
+ * misc/pselect.c (LIBC_CANCEL_HANDLED): Likewise.
+ * nptl/pthreadP.h (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/generic/sysdep-cancel.h (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/mach/hurd/sysdep-cancel.h (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/posix/pause.c (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/posix/sigpause.c (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/unix/sysv/linux/creat.c (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/unix/sysv/linux/creat64.c (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/unix/sysv/linux/sigwait.c (LIBC_CANCEL_HANDLED): Likewise.
+ * sysdeps/unix/sysv/linux/sigwaitinfo.c (LIBC_CANCEL_HANDLED):
+ Likewise.
+ * nptl/Makefile [$(run-built-tests) = yes] (tests-special): Remove
+ tst-cancel-wrappers.sh.
+ (generated): Remove tst-cancel-wrappers.out.
+ (tst-cancel-wrappers.out): Remove rule.
+ * nptl/tst-cancel-wrappers.sh: Remove file.
+
2019-01-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
* sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h: Add comment.
diff --git a/io/creat.c b/io/creat.c
index b0fff52..b0c02b0 100644
--- a/io/creat.c
+++ b/io/creat.c
@@ -27,6 +27,3 @@ creat (const char *file, mode_t mode)
{
return __open (file, O_WRONLY|O_CREAT|O_TRUNC, mode);
}
-
-/* __open handles cancellation. */
-LIBC_CANCEL_HANDLED ();
diff --git a/io/ppoll.c b/io/ppoll.c
index 35ea177..ab7c022 100644
--- a/io/ppoll.c
+++ b/io/ppoll.c
@@ -70,7 +70,5 @@ ppoll (struct pollfd *fds, nfds_t nfds, const struct timespec *timeout,
}
#ifndef ppoll
-/* __poll handles cancellation. */
-LIBC_CANCEL_HANDLED ();
libc_hidden_def (ppoll);
#endif
diff --git a/misc/pselect.c b/misc/pselect.c
index 078a974..63fa4ac 100644
--- a/misc/pselect.c
+++ b/misc/pselect.c
@@ -73,6 +73,4 @@ __pselect (int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
}
#ifndef __pselect
weak_alias (__pselect, pselect)
-/* __select handles cancellation. */
-LIBC_CANCEL_HANDLED ();
#endif
diff --git a/nptl/Makefile b/nptl/Makefile
index b8e467c..340282c 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -465,8 +465,7 @@ tests-reverse += tst-cancel5 tst-cancel23 tst-vfork1x tst-vfork2x
ifeq ($(run-built-tests),yes)
tests-special += $(objpfx)tst-stack3-mem.out $(objpfx)tst-oddstacklimit.out
ifeq ($(build-shared),yes)
-tests-special += $(objpfx)tst-tls6.out $(objpfx)tst-cleanup0-cmp.out \
- $(objpfx)tst-cancel-wrappers.out
+tests-special += $(objpfx)tst-tls6.out $(objpfx)tst-cleanup0-cmp.out
endif
endif
@@ -669,8 +668,7 @@ $(objpfx)$(multidir)/crtn.o: $(objpfx)crtn.o $(objpfx)$(multidir)/
ln -f $< $@
endif
-generated += multidir.mk tst-atfork2.mtrace tst-cancel-wrappers.out \
- tst-tls6.out
+generated += multidir.mk tst-atfork2.mtrace tst-tls6.out
generated += $(objpfx)tst-atfork2.mtrace \
$(addsuffix .so,$(strip $(modules-names)))
@@ -681,18 +679,6 @@ LDFLAGS-pthread.so += -e __nptl_main
$(objpfx)pt-interp.os: $(common-objpfx)runtime-linker.h
endif
-ifeq ($(run-built-tests),yes)
-ifeq (yes,$(build-shared))
-$(objpfx)tst-cancel-wrappers.out: tst-cancel-wrappers.sh
- $(SHELL) $< '$(NM)' \
- $(common-objpfx)libc_pic.a \
- $(common-objpfx)libc.a \
- $(objpfx)libpthread_pic.a \
- $(objpfx)libpthread.a > $@; \
- $(evaluate-test)
-endif
-endif
-
tst-exec4-ARGS = $(host-test-program-cmd)
$(objpfx)tst-execstack: $(libdl)
diff --git a/nptl/pthreadP.h b/nptl/pthreadP.h
index 1625473..626bd4b 100644
--- a/nptl/pthreadP.h
+++ b/nptl/pthreadP.h
@@ -325,27 +325,17 @@ __do_cancel (void)
/* Same as CANCEL_RESET, but for use in libc.so. */
# define LIBC_CANCEL_RESET(oldtype) \
__libc_disable_asynccancel (oldtype)
-# define LIBC_CANCEL_HANDLED() \
- __asm (".globl " __SYMBOL_PREFIX "__libc_enable_asynccancel"); \
- __asm (".globl " __SYMBOL_PREFIX "__libc_disable_asynccancel")
#elif IS_IN (libpthread)
# define LIBC_CANCEL_ASYNC() CANCEL_ASYNC ()
# define LIBC_CANCEL_RESET(val) CANCEL_RESET (val)
-# define LIBC_CANCEL_HANDLED() \
- __asm (".globl " __SYMBOL_PREFIX "__pthread_enable_asynccancel"); \
- __asm (".globl " __SYMBOL_PREFIX "__pthread_disable_asynccancel")
#elif IS_IN (librt)
# define LIBC_CANCEL_ASYNC() \
__librt_enable_asynccancel ()
# define LIBC_CANCEL_RESET(val) \
__librt_disable_asynccancel (val)
-# define LIBC_CANCEL_HANDLED() \
- __asm (".globl " __SYMBOL_PREFIX "__librt_enable_asynccancel"); \
- __asm (".globl " __SYMBOL_PREFIX "__librt_disable_asynccancel")
#else
# define LIBC_CANCEL_ASYNC() 0 /* Just a dummy value. */
# define LIBC_CANCEL_RESET(val) ((void)(val)) /* Nothing, but evaluate it. */
-# define LIBC_CANCEL_HANDLED() /* Nothing. */
#endif
diff --git a/nptl/tst-cancel-wrappers.sh b/nptl/tst-cancel-wrappers.sh
deleted file mode 100644
index c6fc986..0000000
--- a/nptl/tst-cancel-wrappers.sh
+++ /dev/null
@@ -1,92 +0,0 @@
-#!/bin/sh
-# Test whether all cancelable functions are cancelable.
-# Copyright (C) 2002-2019 Free Software Foundation, Inc.
-# This file is part of the GNU C Library.
-# Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
-
-# 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/>.
-
-NM="$1"; shift
-while [ $# -gt 0 ]; do
- ( $NM -P $1; echo 'end[end]:' ) | gawk ' BEGIN {
-C["accept"]=1
-C["close"]=1
-C["connect"]=1
-C["creat"]=1
-C["fcntl"]=1
-C["fdatasync"]=1
-C["fsync"]=1
-C["msgrcv"]=1
-C["msgsnd"]=1
-C["msync"]=1
-C["nanosleep"]=1
-C["open"]=1
-C["open64"]=1
-C["pause"]=1
-C["poll"]=1
-C["pread"]=1
-C["pread64"]=1
-C["pselect"]=1
-C["pwrite"]=1
-C["pwrite64"]=1
-C["read"]=1
-C["readv"]=1
-C["recv"]=1
-C["recvfrom"]=1
-C["recvmsg"]=1
-C["select"]=1
-C["send"]=1
-C["sendmsg"]=1
-C["sendto"]=1
-C["sigpause"]=1
-C["sigsuspend"]=1
-C["sigwait"]=1
-C["sigwaitinfo"]=1
-C["tcdrain"]=1
-C["wait"]=1
-C["waitid"]=1
-C["waitpid"]=1
-C["write"]=1
-C["writev"]=1
-C["__xpg_sigpause"]=1
-}
-/:$/ {
- if (seen)
- {
- if (!seen_enable || !seen_disable)
- {
- printf "in '$1'(%s) %s'\''s cancellation missing\n", object, seen
- ret = 1
- }
- }
- seen=""
- seen_enable=""
- seen_disable=""
- object=gensub(/^.*\[(.*)\]:$/, "\\1", 1, $0)
- next
-}
-{
- if (C[$1] && $2 ~ /^[TW]$/)
- seen=$1
- else if ($1 ~ /^([.]|)__(libc|pthread)_enable_asynccancel$/ && $2 == "U")
- seen_enable=1
- else if ($1 ~ /^([.]|)__(libc|pthread)_disable_asynccancel$/ && $2 == "U")
- seen_disable=1
-}
-END {
- exit ret
-}' || exit
- shift
-done
diff --git a/sysdeps/generic/sysdep-cancel.h b/sysdeps/generic/sysdep-cancel.h
index ba6a1e0..d22a786 100644
--- a/sysdeps/generic/sysdep-cancel.h
+++ b/sysdeps/generic/sysdep-cancel.h
@@ -5,4 +5,3 @@
#define RTLD_SINGLE_THREAD_P (1)
#define LIBC_CANCEL_ASYNC() 0 /* Just a dummy value. */
#define LIBC_CANCEL_RESET(val) ((void)(val)) /* Nothing, but evaluate it. */
-#define LIBC_CANCEL_HANDLED() /* Nothing. */
diff --git a/sysdeps/mach/hurd/sysdep-cancel.h b/sysdeps/mach/hurd/sysdep-cancel.h
index ec55c73..f686a39 100644
--- a/sysdeps/mach/hurd/sysdep-cancel.h
+++ b/sysdeps/mach/hurd/sysdep-cancel.h
@@ -6,4 +6,3 @@
#define RTLD_SINGLE_THREAD_P (0)
#define LIBC_CANCEL_ASYNC() 0 /* Just a dummy value. */
#define LIBC_CANCEL_RESET(val) ((void)(val)) /* Nothing, but evaluate it. */
-#define LIBC_CANCEL_HANDLED() /* Nothing. */
diff --git a/sysdeps/posix/pause.c b/sysdeps/posix/pause.c
index 0280f1c..b4926e3 100644
--- a/sysdeps/posix/pause.c
+++ b/sysdeps/posix/pause.c
@@ -38,5 +38,3 @@ __libc_pause (void)
return __sigsuspend (&set);
}
weak_alias (__libc_pause, pause)
-
-LIBC_CANCEL_HANDLED (); /* sigsuspend handles our cancellation. */
diff --git a/sysdeps/posix/sigpause.c b/sysdeps/posix/sigpause.c
index 1b8d0da..84440ba 100644
--- a/sysdeps/posix/sigpause.c
+++ b/sysdeps/posix/sigpause.c
@@ -70,6 +70,3 @@ __xpg_sigpause (int sig)
return __sigpause (sig, 1);
}
strong_alias (__xpg_sigpause, __libc___xpg_sigpause)
-
-/* __sigsuspend handles cancellation. */
-LIBC_CANCEL_HANDLED ();
diff --git a/sysdeps/unix/sysv/linux/creat.c b/sysdeps/unix/sysv/linux/creat.c
index 1ff288f..9062d3d 100644
--- a/sysdeps/unix/sysv/linux/creat.c
+++ b/sysdeps/unix/sysv/linux/creat.c
@@ -35,6 +35,4 @@ __creat (const char *file, mode_t mode)
}
weak_alias (__creat, creat)
-LIBC_CANCEL_HANDLED ();
-
#endif
diff --git a/sysdeps/unix/sysv/linux/creat64.c b/sysdeps/unix/sysv/linux/creat64.c
index 16e4f84..1fd52fa 100644
--- a/sysdeps/unix/sysv/linux/creat64.c
+++ b/sysdeps/unix/sysv/linux/creat64.c
@@ -37,5 +37,3 @@ weak_alias (__creat64, creat64)
strong_alias (__creat64, __creat)
weak_alias (__creat64, creat)
#endif
-
-LIBC_CANCEL_HANDLED ();
diff --git a/sysdeps/unix/sysv/linux/sigwait.c b/sysdeps/unix/sysv/linux/sigwait.c
index 12a953e..0bb8a55 100644
--- a/sysdeps/unix/sysv/linux/sigwait.c
+++ b/sysdeps/unix/sysv/linux/sigwait.c
@@ -37,6 +37,3 @@ __sigwait (const sigset_t *set, int *sig)
libc_hidden_def (__sigwait)
weak_alias (__sigwait, sigwait)
strong_alias (__sigwait, __libc_sigwait)
-
-/* __sigtimedwait handles cancellation. */
-LIBC_CANCEL_HANDLED ();
diff --git a/sysdeps/unix/sysv/linux/sigwaitinfo.c b/sysdeps/unix/sysv/linux/sigwaitinfo.c
index cd7d132..94f6e9b 100644
--- a/sysdeps/unix/sysv/linux/sigwaitinfo.c
+++ b/sysdeps/unix/sysv/linux/sigwaitinfo.c
@@ -28,6 +28,3 @@ __sigwaitinfo (const sigset_t *set, siginfo_t *info)
libc_hidden_def (__sigwaitinfo)
weak_alias (__sigwaitinfo, sigwaitinfo)
strong_alias (__sigwaitinfo, __libc_sigwaitinfo)
-
-/* __sigtimedwait handles cancellation. */
-LIBC_CANCEL_HANDLED ();