From: Corinna Vinschen <vinschen@redhat.com>
To: Jeff Law <jeffreyalaw@gmail.com>
Cc: newlib@sourceware.org
Subject: Re: Problem with recent change to getlocalename_l
Date: Thu, 1 Feb 2024 20:44:32 +0100 [thread overview]
Message-ID: <Zbv0oAlw-wsBAPer@calimero.vinschen.de> (raw)
In-Reply-To: <Zbvs4nSnOUcxOXDJ@calimero.vinschen.de>
On Feb 1 20:11, Corinna Vinschen wrote:
> No, wait.
>
> On Feb 1 20:00, Corinna Vinschen wrote:
> > Given that this new functionality needs a 32 byte buffer, and given that
> > _REENT_SMALL targets are... well... small, I made the new buffer
> > optional via `#ifdef _MB_CAPABLE' in struct _misc_reent, which only used
> > by _REENT_SMALL targets.
> >
> > Apparently I missed to take the _REENT_CHECK_MISC expression into account.
> > AFAICS the culprit is the _REENT_INIT_MISC macro now.
> >
> > Can you please check if this change fixes the problem?
>
> Try this one instead, please:
Sorry, I suddenly realized that I screwed up the name of the new member
as well. Sigh.
Please try this one, it's also much simpler:
diff --git a/newlib/libc/include/sys/reent.h b/newlib/libc/include/sys/reent.h
index 4e60c3096ae2..0cba1667cc66 100644
--- a/newlib/libc/include/sys/reent.h
+++ b/newlib/libc/include/sys/reent.h
@@ -514,6 +514,11 @@ struct _reent
#define _REENT_CHECK_EMERGENCY(var) \
_REENT_CHECK(var, _emergency, char *, _REENT_EMERGENCY_SIZE, /* nothing */)
+#ifdef _MB_CAPABLE
+#define __REENT_INIT_MISC_GETLOCALENAME_L _r->_misc->_getlocalename_l_buf[0] = '\0'
+#else
+#define __REENT_INIT_MISC_GETLOCALENAME_L
+#endif
#define _REENT_INIT_MISC(var) do { \
struct _reent *_r = (var); \
_r->_misc->_strtok_last = _NULL; \
@@ -533,7 +538,7 @@ struct _reent
_r->_misc->_wcrtomb_state.__value.__wch = 0; \
_r->_misc->_wcsrtombs_state.__count = 0; \
_r->_misc->_wcsrtombs_state.__value.__wch = 0; \
- _r->_misc->_getlocale_l_buf[0] = '\0'; \
+ __REENT_INIT_MISC_GETLOCALENAME_L; \
_r->_misc->_l64a_buf[0] = '\0'; \
_r->_misc->_getdate_err = 0; \
} while (0)
Sorry,
Corinna
next prev parent reply other threads:[~2024-02-01 19:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-01 16:39 Jeff Law
2024-02-01 19:00 ` Corinna Vinschen
2024-02-01 19:11 ` Corinna Vinschen
2024-02-01 19:44 ` Corinna Vinschen [this message]
2024-02-04 19:34 ` Dimitar Dimitrov
2024-02-05 2:39 ` Jeff Law
2024-02-05 9:39 ` Corinna Vinschen
2024-02-01 20:55 ` Torbjorn SVENSSON
2024-02-01 21:55 ` Corinna Vinschen
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