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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2019-12-27 17:21:56 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2019-12-30 11:05:28 -0300
commit09153638cfef9166586b0c21e852ea0d6f15a0fd (patch)
tree5f6f18f3831dbf34c44cdd9113bf3b589f5ac0c5
parentd99b500e3da713416ee8bff8f3f9799411c811a2 (diff)
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alpha: Set wait4 as cancellation entrypoint
Since both wait and waitpid are implemented on top of wait4. It fixes nptl/tst-cancel{x}{4,5,7}. Checked on alpha-linux-gnu.
-rw-r--r--sysdeps/unix/sysv/linux/alpha/syscalls.list1
-rw-r--r--sysdeps/unix/sysv/linux/alpha/wait4.c26
2 files changed, 26 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/syscalls.list b/sysdeps/unix/sysv/linux/alpha/syscalls.list
index 95a27e18e8..caf45ea359 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscalls.list
+++ b/sysdeps/unix/sysv/linux/alpha/syscalls.list
@@ -28,7 +28,6 @@ getitimer - getitimer i:ip __getitimer getitimer@@GLIBC_2.1
setitimer - setitimer i:ipP __setitimer setitimer@@GLIBC_2.1
utimes - utimes i:sp __utimes utimes@@GLIBC_2.1
getrusage - getrusage i:ip __getrusage getrusage@@GLIBC_2.1
-wait4 - wait4 i:iWiP __wait4 wait4@@GLIBC_2.1
# avoid 64-bit aliases on 32-bit statfs syscalls
fstatfs - fstatfs i:ip __fstatfs fstatfs
diff --git a/sysdeps/unix/sysv/linux/alpha/wait4.c b/sysdeps/unix/sysv/linux/alpha/wait4.c
new file mode 100644
index 0000000000..0c86306a5a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/wait4.c
@@ -0,0 +1,26 @@
+/* wait4 -- wait for process to change state. Linux/Alpha version.
+ Copyright (C) 2019 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/>. */
+
+#include <shlib-compat.h>
+
+#undef weak_alias
+#define weak_alias(a, b)
+#include <sysdeps/unix/sysv/linux/wait4.c>
+versioned_symbol (libc, __wait4, wait4, GLIBC_2_1);
+
+/* GLIBC_2_0 version is implemented at osf_wait4.c. */