[05/26] Linux: mq_* syscall numbers are always available

  Due to the built-in tables, __NR_mq_getsetattr, __NR_mq_notify,
__NR_mq_open, __NR_mq_timedreceive, __NR_mq_timedsend, __NR_mq_unlink
are always defined.
---
 sysdeps/unix/sysv/linux/mq_close.c   | 6 ------
 sysdeps/unix/sysv/linux/mq_getattr.c | 6 ------
 sysdeps/unix/sysv/linux/mq_notify.c  | 6 ------
 sysdeps/unix/sysv/linux/mq_open.c    | 5 -----
 sysdeps/unix/sysv/linux/mq_receive.c | 6 ------
 sysdeps/unix/sysv/linux/mq_send.c    | 6 ------
 sysdeps/unix/sysv/linux/mq_unlink.c  | 6 ------
 7 files changed, 41 deletions(-)
  

On 09/02/2020 17:19, Florian Weimer wrote:
> Due to the built-in tables, __NR_mq_getsetattr, __NR_mq_notify,
> __NR_mq_open, __NR_mq_timedreceive, __NR_mq_timedsend, __NR_mq_unlink
> are always defined.

LGTM, thanks. 

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>

> ---
>  sysdeps/unix/sysv/linux/mq_close.c   | 6 ------
>  sysdeps/unix/sysv/linux/mq_getattr.c | 6 ------
>  sysdeps/unix/sysv/linux/mq_notify.c  | 6 ------
>  sysdeps/unix/sysv/linux/mq_open.c    | 5 -----
>  sysdeps/unix/sysv/linux/mq_receive.c | 6 ------
>  sysdeps/unix/sysv/linux/mq_send.c    | 6 ------
>  sysdeps/unix/sysv/linux/mq_unlink.c  | 6 ------
>  7 files changed, 41 deletions(-)
> 
> diff --git a/sysdeps/unix/sysv/linux/mq_close.c b/sysdeps/unix/sysv/linux/mq_close.c
> index 6990182e68..e1b4898170 100644
> --- a/sysdeps/unix/sysv/linux/mq_close.c
> +++ b/sysdeps/unix/sysv/linux/mq_close.c
> @@ -19,8 +19,6 @@
>  #include <mqueue.h>
>  #include <sysdep.h>
>  
> -#ifdef __NR_mq_open
> -
>  /* Removes the association between message queue descriptor MQDES and its
>     message queue.  */
>  int
> @@ -28,7 +26,3 @@ mq_close (mqd_t mqdes)
>  {
>    return INLINE_SYSCALL (close, 1, mqdes);
>  }
> -
> -#else
> -# include <rt/mq_close.c>
> -#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/mq_getattr.c b/sysdeps/unix/sysv/linux/mq_getattr.c
> index a8a17fd7bb..dc8acc5dcc 100644
> --- a/sysdeps/unix/sysv/linux/mq_getattr.c
> +++ b/sysdeps/unix/sysv/linux/mq_getattr.c
> @@ -20,15 +20,9 @@
>  #include <stddef.h>
>  #include <sysdep.h>
>  
> -#ifdef __NR_mq_getsetattr
> -
>  /* Query status and attributes of message queue MQDES.  */
>  int
>  mq_getattr (mqd_t mqdes, struct mq_attr *mqstat)
>  {
>    return mq_setattr (mqdes, NULL, mqstat);
>  }
> -
> -#else
> -# include <rt/mq_getattr.c>
> -#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/mq_notify.c b/sysdeps/unix/sysv/linux/mq_notify.c
> index f288bac477..61bbb03b64 100644
> --- a/sysdeps/unix/sysv/linux/mq_notify.c
> +++ b/sysdeps/unix/sysv/linux/mq_notify.c
> @@ -31,8 +31,6 @@
>  #include <nptl/pthreadP.h>
>  
>  
> -#ifdef __NR_mq_notify
> -
>  /* Defined in the kernel headers: */
>  #define NOTIFY_COOKIE_LEN	32	/* Length of the cookie used.  */
>  #define NOTIFY_WOKENUP		1	/* Code for notifcation.  */
> @@ -276,7 +274,3 @@ mq_notify (mqd_t mqdes, const struct sigevent *notification)
>  
>    return retval;
>  }
> -
> -#else
> -# include <rt/mq_notify.c>
> -#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/mq_open.c b/sysdeps/unix/sysv/linux/mq_open.c
> index ebb1bfc8b6..c88dc580e4 100644
> --- a/sysdeps/unix/sysv/linux/mq_open.c
> +++ b/sysdeps/unix/sysv/linux/mq_open.c
> @@ -22,8 +22,6 @@
>  #include <stdio.h>
>  #include <sysdep.h>
>  
> -#ifdef __NR_mq_open
> -
>  /* Establish connection between a process and a message queue NAME and
>     return message queue descriptor or (mqd_t) -1 on error.  OFLAG determines
>     the type of access used.  If O_CREAT is on OFLAG, the third argument is
> @@ -61,6 +59,3 @@ __mq_open_2 (const char *name, int oflag)
>  
>    return __mq_open (name, oflag);
>  }
> -#else
> -# include <rt/mq_open.c>
> -#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/mq_receive.c b/sysdeps/unix/sysv/linux/mq_receive.c
> index 5292c98b8b..282f486911 100644
> --- a/sysdeps/unix/sysv/linux/mq_receive.c
> +++ b/sysdeps/unix/sysv/linux/mq_receive.c
> @@ -20,8 +20,6 @@
>  #include <stddef.h>
>  #include <sysdep.h>
>  
> -#ifdef __NR_mq_timedreceive
> -
>  /* Receive the oldest from highest priority messages in message queue
>     MQDES.  */
>  ssize_t
> @@ -30,7 +28,3 @@ mq_receive (mqd_t mqdes, char *msg_ptr, size_t msg_len,
>  {
>    return __mq_timedreceive (mqdes, msg_ptr, msg_len, msg_prio, NULL);
>  }
> -
> -#else
> -# include <rt/mq_receive.c>
> -#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/mq_send.c b/sysdeps/unix/sysv/linux/mq_send.c
> index 8e297e6d99..38f320d3ab 100644
> --- a/sysdeps/unix/sysv/linux/mq_send.c
> +++ b/sysdeps/unix/sysv/linux/mq_send.c
> @@ -20,8 +20,6 @@
>  #include <stddef.h>
>  #include <sysdep.h>
>  
> -#ifdef __NR_mq_timedsend
> -
>  /* Add message pointed by MSG_PTR to message queue MQDES.  */
>  int
>  mq_send (mqd_t mqdes, const char *msg_ptr, size_t msg_len,
> @@ -29,7 +27,3 @@ mq_send (mqd_t mqdes, const char *msg_ptr, size_t msg_len,
>  {
>    return __mq_timedsend (mqdes, msg_ptr, msg_len, msg_prio, NULL);
>  }
> -
> -#else
> -# include <rt/mq_send.c>
> -#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/mq_unlink.c b/sysdeps/unix/sysv/linux/mq_unlink.c
> index a0c3348744..feadaa29ec 100644
> --- a/sysdeps/unix/sysv/linux/mq_unlink.c
> +++ b/sysdeps/unix/sysv/linux/mq_unlink.c
> @@ -19,8 +19,6 @@
>  #include <mqueue.h>
>  #include <sysdep.h>
>  
> -#ifdef __NR_mq_unlink
> -
>  /* Remove message queue named NAME.  */
>  int
>  mq_unlink (const char *name)
> @@ -43,7 +41,3 @@ mq_unlink (const char *name)
>  
>    return ret;
>  }
> -
> -#else
> -# include <rt/mq_unlink.c>
> -#endif
> 

Ok.