[PATCH,RTEMS] Extending RTEMS stub crt0

[Jeff Johnston]

Patch checked in.

-- Jeff J.

Ralf Corsepius wrote:
> Hi,
> 
> The patch below adds further stub functions for rtems-thread support in
> in GCC/g++ to libc/sys/rtems/crt0.c.
> 
> Ralf
> 
> 
> 
> ------------------------------------------------------------------------
> 
> 2005-12-06  Ralf Corsepius <ralf.corsepius@rtems.org>
> 
> 	* libc/sys/rtems/crt0.c: Add rtems_gxx_key_create,
> 	rtems_gxx_key_delete, rtems_gxx_getspecific,
> 	rtems_gxx_setspecific, rtems_gxx_mutex_trylock, 
> 	rtems_gxx_recursive_mutex_init, rtems_gxx_recursive_mutex_lock, 
> 	rtems_gxx_recursive_mutex_trylock, rtems_gxx_recursive_mutex_unlock.
> 
> 
> Index: libc/sys/rtems/crt0.c
> ===================================================================
> RCS file: /cvs/src/src/newlib/libc/sys/rtems/crt0.c,v
> retrieving revision 1.8
> diff -u -r1.8 crt0.c
> --- libc/sys/rtems/crt0.c	25 Oct 2004 17:53:19 -0000	1.8
> +++ libc/sys/rtems/crt0.c	6 Dec 2005 08:25:56 -0000
> @@ -21,10 +21,27 @@
>  void free() { ; }
>  void abort() { ; }
>  int raise() { return -1; }
> +
> +#if defined(__GNUC__)
> +/*
> + * stubs for libstdc++ rtems-threads support functions from gcc/gthr-rtems.h
> + */
> +int rtems_gxx_once() { return -1; }
> +int rtems_gxx_key_create() { return -1; }
> +int rtems_gxx_key_delete() { return -1; }
> +void *rtems_gxx_getspecific() { return 0; }
> +int rtems_gxx_setspecific() { return -1; }
> +
>  void rtems_gxx_mutex_init() { }
>  int rtems_gxx_mutex_lock() { return -1; }
> +int rtems_gxx_mutex_trylock() { return -1; }
>  int rtems_gxx_mutex_unlock() { return -1; }
> -int rtems_gxx_once() { return -1; }
> +
> +void rtems_gxx_recursive_mutex_init() { }
> +int rtems_gxx_recursive_mutex_lock() { return -1; }
> +int rtems_gxx_recursive_mutex_trylock() { return -1; }
> +int rtems_gxx_recursive_mutex_unlock() { return -1; }
> +#endif
>  
>  /* stubs for functions from reent.h */
>  int _close_r (struct _reent *r, int fd) { return -1; }