Martin Koeppe wrote:
> I just found the bug in gettext causing this trouble. Unfortunately I
> didn't find a gettext mailing list.
For most GNU programs, you find the bug reporting address at the end of
the " --help" output. "gettext --help" is in this category.
> Gettext is 0.16.1, file dcigettext.c, function libintl_dcigettext()
>
> (gdb) display errno
> 1: {} 4321340 = 13
> (gdb) s
> 582 gl_rwlock_rdlock (tree_lock);
> 1: {} 4321340 = 13
> (gdb) s
> 584 foundp = (struct known_translation_t **) tfind (search,
> &root, transcmp);
> 1: {} 4321340 = 13
> (gdb) frame
> #0 libintl_dcigettext (domainname=0x894d28 "coreutils",
> msgid1=0x41b78a "`",
> msgid2=0x0, plural=0, n=0, category=6) at ./dcigettext.c:584
> 584 foundp = (struct known_translation_t **) tfind (search,
> &root, transcmp);
> (gdb) print errno
> $1 = 13
> (gdb) s
> 586 gl_rwlock_unlock (tree_lock);
> 1: {} 4321340 = 2
> (gdb) print errno
> $1 = 2
> (gdb) q
>
> Apparently, on interix tfind() on line 584 changes errno, before it
> is saved in line 587. So the patch below should be applied.
Thank you for this analysis! I'm applying this patch.
2007-10-14 Bruno Haible <[EMAIL PROTECTED]>
* dcigettext.c (DCIGETTEXT): Save errno also around the tfind() call.
Needed because Interix 3.5 tfind() clobbers errno.
Reported by Martin Koeppe <[EMAIL PROTECTED]>.
*** dcigettext.c14 Oct 2007 15:58:47 - 1.35
--- dcigettext.c14 Oct 2007 16:02:09 -
***
*** 522,527
--- 522,530
: n == 1 ? (char *) msgid1 : (char *) msgid2);
#endif
+ /* Preserve the `errno' value. */
+ saved_errno = errno;
+
gl_rwlock_rdlock (_nl_state_lock);
/* If DOMAINNAME is NULL, we are interested in the default domain. If
***
*** 592,604
retval = (char *) (*foundp)->translation;
gl_rwlock_unlock (_nl_state_lock);
return retval;
}
#endif
- /* Preserve the `errno' value. */
- saved_errno = errno;
-
/* See whether this is a SUID binary or not. */
DETERMINE_SECURE;
--- 595,605
retval = (char *) (*foundp)->translation;
gl_rwlock_unlock (_nl_state_lock);
+ errno = saved_errno;
return retval;
}
#endif
/* See whether this is a SUID binary or not. */
DETERMINE_SECURE;
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