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errno: Stop using _impure_ptr->_errno completely

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We use errno AKA _REENT->_errno since the last century and only set
_impure_ptr->_errno for backward compat.  Stop that.  Also, remove
the last check for _impure_ptr->_errno in Cygwin code.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2017-03-10 20:21:09 +01:00
parent f2e6553c25
commit 44b1746a41
3 changed files with 5 additions and 6 deletions
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4
winsup/cygwin/errno.cc
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@@ -339,7 +339,7 @@ void __reg3
seterrno_from_win_error (const char *file, int line, DWORD code)
{
syscall_printf ("%s:%d windows error %u", file, line, code);
errno = _impure_ptr->_errno = geterrno_from_win_error (code, EACCES);
errno = geterrno_from_win_error (code, EACCES);
}
int __reg2
@@ -357,7 +357,7 @@ seterrno_from_nt_status (const char *file, int line, NTSTATUS status)
SetLastError (code);
syscall_printf ("%s:%d status %y -> windows error %u",
file, line, status, code);
errno = _impure_ptr->_errno = geterrno_from_win_error (code, EACCES);
errno = geterrno_from_win_error (code, EACCES);
}
static char *