mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 06:35:42 +00:00
61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/*
|
|
* Copyright (C) 2010 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 <unistd.h>
|
|
#include <errno.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
#include "cpuacct.h"
|
|
|
|
int cpuacct_add(uid_t uid)
|
|
{
|
|
int count;
|
|
int fd;
|
|
char buf[80];
|
|
|
|
count = snprintf(buf, sizeof(buf), "/acct/uid/%d/tasks", uid);
|
|
fd = open(buf, O_RDWR|O_CREAT|O_TRUNC|O_SYNC);
|
|
if (fd < 0) {
|
|
/* Note: sizeof("tasks") returns 6, which includes the NULL char */
|
|
buf[count - sizeof("tasks")] = 0;
|
|
if (mkdir(buf, 0775) < 0)
|
|
return -errno;
|
|
|
|
/* Note: sizeof("tasks") returns 6, which includes the NULL char */
|
|
buf[count - sizeof("tasks")] = '/';
|
|
fd = open(buf, O_RDWR|O_CREAT|O_TRUNC|O_SYNC);
|
|
}
|
|
if (fd < 0)
|
|
return -errno;
|
|
|
|
write(fd, "0", 2);
|
|
if (close(fd))
|
|
return -errno;
|
|
|
|
return 0;
|
|
}
|