After research, We think
* res_ninit(),
* res_nquery(),
* res_nsearch(),
* res_nquerydomain(),
* res_nmkquery(),
* res_nsend(),
* dn_comp(),
* dn_expand()
are thread-safe. But, there are not
markings of them in glibc document.
Signed-off-by: Zeng Linggang <zenglg.jy@xxxxxxxxxxxxxx>
---
man3/resolver.3 | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/man3/resolver.3 b/man3/resolver.3
index ef12b4f..996b1ab 100644
--- a/man3/resolver.3
+++ b/man3/resolver.3
@@ -431,6 +431,28 @@ of the compressed name, or \-1 if an error occurs.
/etc/resolv.conf resolver configuration file
/etc/host.conf resolver configuration file
.fi
+.SH ATTRIBUTES
+For an explanation of the terms used in this section, see
+.BR attributes (7).
+.TS
+allbox;
+lbw19 lb lb
+l l l.
+Interface Attribute Value
+T{
+.BR res_ninit (),
+.BR res_nquery (),
+.BR res_nsearch (),
+.BR res_nquerydomain (),
+.BR res_nsend ()
+T} Thread safety MT-Safe locale
+T{
+.BR res_nmkquery (),
+.BR dn_comp (),
+.BR dn_expand ()
+T} Thread safety MT-Safe
+.TE
+
.SH CONFORMING TO
4.3BSD.
.SH SEE ALSO
--
1.9.3
--
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