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streamline old-kernel fallback path of pipe2 to use syscalls directly
[musl]
/
src
/
unistd
/
pipe2.c
diff --git
a/src/unistd/pipe2.c
b/src/unistd/pipe2.c
index
973e8ec
..
bbeabcb
100644
(file)
--- a/
src/unistd/pipe2.c
+++ b/
src/unistd/pipe2.c
@@
-11,12
+11,12
@@
int pipe2(int fd[2], int flag)
ret = __syscall(SYS_pipe, fd);
if (ret) return __syscall_ret(ret);
if (flag & O_CLOEXEC) {
ret = __syscall(SYS_pipe, fd);
if (ret) return __syscall_ret(ret);
if (flag & O_CLOEXEC) {
-
fcntl(
fd[0], F_SETFD, FD_CLOEXEC);
-
fcntl(
fd[1], F_SETFD, FD_CLOEXEC);
+
__syscall(SYS_fcntl,
fd[0], F_SETFD, FD_CLOEXEC);
+
__syscall(SYS_fcntl,
fd[1], F_SETFD, FD_CLOEXEC);
}
if (flag & O_NONBLOCK) {
}
if (flag & O_NONBLOCK) {
-
fcntl(fd[0], F_SETFL, fcntl(fd[0], F_GETFL) |
O_NONBLOCK);
-
fcntl(fd[1], F_SETFL, fcntl(fd[1], F_GETFL) |
O_NONBLOCK);
+
__syscall(SYS_fcntl, fd[0], F_SETFL,
O_NONBLOCK);
+
__syscall(SYS_fcntl, fd[1], F_SETFL,
O_NONBLOCK);
}
return 0;
}
}
return 0;
}