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Re: [PATCH] Define __DYNAMIC_REENT__ for RTEMS


On 08/07/13 18:22, Ralf Corsepius wrote:
On 07/08/2013 11:16 AM, Sebastian Huber wrote:
This helps to get rid of the global _Thread_libc_reent pointer in RTEMS
which is unsuitable for SMP configurations.  It simplifies also
thread dispatching in RTEMS.

newlib/ChangeLog
2013-07-08  Sebastian Huber <sebastian.huber@embedded-brains.de>

    * libc/include/sys/config.h (__DYNAMIC_REENT__): Define for
    RTEMS.
---
  newlib/libc/include/sys/config.h |    1 +
  1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/newlib/libc/include/sys/config.h b/newlib/libc/include/sys/config.h
index a641c4b..c726e14 100644
--- a/newlib/libc/include/sys/config.h
+++ b/newlib/libc/include/sys/config.h
@@ -232,6 +232,7 @@
  #if defined(__rtems__)
  #define __FILENAME_MAX__ 255
  #define _READ_WRITE_RETURN_TYPE _ssize_t
+#define __DYNAMIC_REENT__
  #define _REENT_GLOBAL_ATEXIT
  #endif


Elaborate what this define is used for.

Ralf


It was discussed some months ago on the RTEMS mailing list:

http://www.rtems.org/pipermail/rtems-devel/2013-April/002938.html

--
Sebastian Huber, embedded brains GmbH

Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone   : +49 89 189 47 41-16
Fax     : +49 89 189 47 41-09
E-Mail  : sebastian.huber@embedded-brains.de
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