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Merge "Open /data/anr/traces.txt with O_APPEND."

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am: 5bf8540194

Change-Id: Ie73b2930348d946a6f4504df190bd3e819043487
This commit is contained in:
Josh Gao
2017-02-24 20:28:00 +00:00
committed by android-build-merger
parent 330ac1223a 5bf8540194
commit 0b9df3a012
1 changed files with 2 additions and 6 deletions
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8
core/jni/android_os_Debug.cpp
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@@ -1027,17 +1027,13 @@ static void android_os_Debug_dumpNativeBacktraceToFileTimeout(JNIEnv* env, jobje
env->ReleaseStringCritical(fileName, str);
}
int fd = open(fileName8.string(), O_CREAT | O_WRONLY | O_NOFOLLOW, 0666); /* -rw-rw-rw- */
int fd = open(fileName8.string(), O_CREAT | O_WRONLY | O_NOFOLLOW | O_CLOEXEC | O_APPEND, 0666);
if (fd < 0) {
fprintf(stderr, "Can't open %s: %s\n", fileName8.string(), strerror(errno));
return;
}
if (lseek(fd, 0, SEEK_END) < 0) {
fprintf(stderr, "lseek: %s\n", strerror(errno));
} else {
dump_backtrace_to_file_timeout(pid, fd, timeoutSecs);
}
dump_backtrace_to_file_timeout(pid, fd, timeoutSecs);
close(fd);
}