[vlc-devel] [PATCH] misc: implement vlc_poll_i11e() on OS/2

[KO Myung-Hun]

Ping ?

KO Myung-Hun wrote:
> ---
>  src/misc/interrupt.c |  4 ++++
>  src/os2/thread.c     | 32 +++++++++++++++++++++++++-------
>  2 files changed, 29 insertions(+), 7 deletions(-)
> 
> diff --git a/src/misc/interrupt.c b/src/misc/interrupt.c
> index 08d5d81..5bc2b50 100644
> --- a/src/misc/interrupt.c
> +++ b/src/misc/interrupt.c
> @@ -342,7 +342,11 @@ static int vlc_poll_i11e_inner(struct pollfd *restrict fds, unsigned nfds,
>          fd[1] = fd[0];
>      else
>  # endif
> +#ifndef __OS2__
>      if (vlc_pipe(fd))
> +#else
> +    if (socketpair(AF_LOCAL, SOCK_STREAM, 0, fd))
> +#endif
>      {
>          vlc_testcancel();
>          errno = ENOMEM;
> diff --git a/src/os2/thread.c b/src/os2/thread.c
> index e221632..7d9673c 100644
> --- a/src/os2/thread.c
> +++ b/src/os2/thread.c
> @@ -785,6 +785,7 @@ int vlc_poll_os2( struct pollfd *fds, unsigned nfds, int timeout )
>      fd_set rdset, wrset, exset;
>  
>      struct timeval tv = { 0, 0 };
> +    struct timeval *ptv = NULL;
>  
>      int val = -1;
>  
> @@ -794,6 +795,16 @@ int vlc_poll_os2( struct pollfd *fds, unsigned nfds, int timeout )
>      for( unsigned i = 0; i < nfds; i++ )
>      {
>          int fd = fds[ i ].fd;
> +
> +        fds[ i ].revents = 0;
> +        if( getsockopt( fd, SOL_SOCKET, SO_TYPE,
> +                        &( int ){ 0 }, &( int ){ sizeof( int )}) == -1 &&
> +            ( errno == ENOTSOCK || errno == EBADF ))
> +        {
> +            fds[ i ].revents = POLLNVAL;
> +            continue;
> +        }
> +
>          if( val < fd )
>              val = fd;
>  
> @@ -816,19 +827,26 @@ int vlc_poll_os2( struct pollfd *fds, unsigned nfds, int timeout )
>          div_t d    = div( timeout, 1000 );
>          tv.tv_sec  = d.quot;
>          tv.tv_usec = d.rem * 1000;
> +
> +        ptv = &tv;
>      }
>  
> -    val = vlc_select( val + 1, &rdset, &wrset, &exset,
> -                      ( timeout >= 0 ) ? &tv : NULL );
> -    if( val == -1 )
> +    if( val != -1 && vlc_select( val + 1, &rdset, &wrset, &exset, ptv ) == -1 )
>          return -1;
>  
> +    val = 0;
>      for( unsigned i = 0; i < nfds; i++ )
>      {
> -        int fd = fds[ i ].fd;
> -        fds[ i ].revents = ( FD_ISSET( fd, &rdset ) ? POLLIN  : 0 )
> -                         | ( FD_ISSET( fd, &wrset ) ? POLLOUT : 0 )
> -                         | ( FD_ISSET( fd, &exset ) ? POLLPRI : 0 );
> +        if( fds[ i ].revents == 0 )
> +        {
> +            int fd = fds[ i ].fd;
> +            fds[ i ].revents = ( FD_ISSET( fd, &rdset ) ? POLLIN  : 0 )
> +                             | ( FD_ISSET( fd, &wrset ) ? POLLOUT : 0 )
> +                             | ( FD_ISSET( fd, &exset ) ? POLLPRI : 0 );
> +        }
> +
> +        if( fds[ i ].revents != 0 )
> +            val++;
>      }
>  
>      return val;

-- 
KO Myung-Hun

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