source: asp3_tinet_ecnl_arm/trunk/musl-1.1.18/src/unistd/pipe2.c@ 352

Last change on this file since 352 was 352, checked in by coas-nagasima, 6 years ago

arm向けASP3版ECNLを追加
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc;charset=UTF-8
File size: 550 bytes
Line 
1#include <unistd.h>
2#include <errno.h>
3#include <fcntl.h>
4#include "syscall.h"
5
6int pipe2(int fd[2], int flag)
7{
8 if (!flag) return pipe(fd);
9 int ret = __syscall(SYS_pipe2, fd, flag);
10 if (ret != -ENOSYS) return __syscall_ret(ret);
11 ret = pipe(fd);
12 if (ret) return ret;
13 if (flag & O_CLOEXEC) {
14 __syscall(SYS_fcntl, fd[0], F_SETFD, FD_CLOEXEC);
15 __syscall(SYS_fcntl, fd[1], F_SETFD, FD_CLOEXEC);
16 }
17 if (flag & O_NONBLOCK) {
18 __syscall(SYS_fcntl, fd[0], F_SETFL, O_NONBLOCK);
19 __syscall(SYS_fcntl, fd[1], F_SETFL, O_NONBLOCK);
20 }
21 return 0;
22}
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