diff options
Diffstat (limited to 'newlib/libc/machine/spu/sys/errno.h')
| -rw-r--r-- | newlib/libc/machine/spu/sys/errno.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/newlib/libc/machine/spu/sys/errno.h b/newlib/libc/machine/spu/sys/errno.h index 85aafcfd5..28a327774 100644 --- a/newlib/libc/machine/spu/sys/errno.h +++ b/newlib/libc/machine/spu/sys/errno.h @@ -19,6 +19,10 @@ on which it is based, except values used or returned by syscalls must be those of the Linux ppc. */ +/* errno is not a global variable, because that would make using it + non-reentrant. Instead, its address is returned by the function + __errno. */ + #ifndef _SYS_ERRNO_H_ #ifdef __cplusplus extern "C" { @@ -27,8 +31,10 @@ extern "C" { #include <sys/reent.h> -extern struct _reent _impure_data; -#define errno (_impure_data._errno) +#ifndef _REENT_ONLY +#define errno (*__errno()) +extern int *__errno _PARAMS ((void)); +#endif /* Please don't use these variables directly. Use strerror instead. */ |