diff options
| -rw-r--r-- | src/network/socketpair.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/network/socketpair.c b/src/network/socketpair.c index b15f8467..f3489621 100644 --- a/src/network/socketpair.c +++ b/src/network/socketpair.c @@ -1,7 +1,25 @@ #include <sys/socket.h> +#include <fcntl.h> +#include <errno.h> #include "syscall.h" int socketpair(int domain, int type, int protocol, int fd[2]) { - return socketcall(socketpair, domain, type, protocol, fd, 0, 0); + int r = socketcall(socketpair, domain, type, protocol, fd, 0, 0); + if (r<0 && (errno==EINVAL || errno==EPROTONOSUPPORT) + && (type&(SOCK_CLOEXEC|SOCK_NONBLOCK))) { + r = socketcall(socketpair, domain, + type & ~(SOCK_CLOEXEC|SOCK_NONBLOCK), + protocol, fd, 0, 0); + if (r < 0) return r; + if (type & SOCK_CLOEXEC) { + __syscall(SYS_fcntl, fd[0], F_SETFD, FD_CLOEXEC); + __syscall(SYS_fcntl, fd[1], F_SETFD, FD_CLOEXEC); + } + if (type & SOCK_NONBLOCK) { + __syscall(SYS_fcntl, fd[0], F_SETFL, O_NONBLOCK); + __syscall(SYS_fcntl, fd[1], F_SETFL, O_NONBLOCK); + } + } + return r; } |