diff options
| -rw-r--r-- | src/lib9/sendfd.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/lib9/sendfd.c b/src/lib9/sendfd.c index 6f1154a5..23741e78 100644 --- a/src/lib9/sendfd.c +++ b/src/lib9/sendfd.c @@ -6,6 +6,22 @@ #include <unistd.h> #include <errno.h> +#ifndef CMSG_ALIGN +# ifdef __sun__ +# define CMSG_ALIGN _CMSG_DATA_ALIGN +# else +# define CMSG_ALIGN(len) (((len)+sizeof(long)-1) & ~(sizeof(long)-1)) +# endif +#endif + +#ifndef CMSG_SPACE +# define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr))+CMSG_ALIGN(len)) +#endif + +#ifndef CMSG_LEN +# define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr))+(len)) +#endif + int sendfd(int s, int fd) { |