diff options
author | Elliott Hughes <enh@google.com> | 2013-02-15 19:21:51 -0800 |
---|---|---|
committer | Elliott Hughes <enh@google.com> | 2013-02-19 12:21:41 -0800 |
commit | 9d23e04c43dbb8480bea8be28b8a2f37423bec49 (patch) | |
tree | e403288cf01ce40d6f330da09a317c7ad6dc2cb2 /libc/bionic/pthread_kill.cpp | |
parent | 081318e3550b1a8d8384d98d7c94527681691120 (diff) | |
download | android_bionic-9d23e04c43dbb8480bea8be28b8a2f37423bec49.tar.gz android_bionic-9d23e04c43dbb8480bea8be28b8a2f37423bec49.tar.bz2 android_bionic-9d23e04c43dbb8480bea8be28b8a2f37423bec49.zip |
Fix pthreads functions that should return ESRCH.
imgtec pointed out that pthread_kill(3) was broken, but most of the
other functions that ought to return ESRCH for invalid/exited threads
were equally broken.
Change-Id: I96347f6195549aee0c72dc39063e6c5d06d2e01f
Diffstat (limited to 'libc/bionic/pthread_kill.cpp')
-rw-r--r-- | libc/bionic/pthread_kill.cpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/libc/bionic/pthread_kill.cpp b/libc/bionic/pthread_kill.cpp new file mode 100644 index 000000000..2d37ae9fb --- /dev/null +++ b/libc/bionic/pthread_kill.cpp @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <errno.h> +#include <unistd.h> + +#include "ErrnoRestorer.h" +#include "pthread_accessor.h" + +extern "C" int tgkill(int tgid, int tid, int sig); + +int pthread_kill(pthread_t t, int sig) { + ErrnoRestorer errno_restorer; + + pthread_accessor thread(t); + if (thread.get() == NULL) { + return ESRCH; + } + + int rc = tgkill(getpid(), thread->tid, sig); + if (rc == -1) { + return errno; + } + + return 0; +} |