gcc/ada/errno.c

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   3  *                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 *
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  32
  33 /* This file provides access to the C-language errno to the Ada interface
  34    for POSIX.  It is not possible in general to import errno, even in
  35    Ada compilers that allow (as GNAT does) the importation of variables,
  36    as it may be defined using a macro.
  37 */
  38
  39
  40 #define _REENTRANT
  41 #define _THREAD_SAFE
  42 #define _SGI_MP_SOURCE
  43
  44 #include <errno.h>
  45 int
  46 __get_errno(void)
  47 {
  48   return errno;
  49 }
  50
  51 void
  52 __set_errno(int err)
  53 {
  54   errno = err;
  55 }