The markings match glibc markings.
wordexp: MT-Unsafe race:utent const:env env sig:ALRM timer locale
wordfree: MT-Safe
Signed-off-by: Zeng Linggang <zenglg.jy@xxxxxxxxxxxxxx>
---
man3/wordexp.3 | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/man3/wordexp.3 b/man3/wordexp.3
index 4d352cb..a38c931 100644
--- a/man3/wordexp.3
+++ b/man3/wordexp.3
@@ -184,6 +184,40 @@ unmatched quotes.
and
.BR wordfree ()
are provided in glibc since version 2.1.
+.SH ATTRIBUTES
+For an explanation of the terms used in this section, see
+.BR attributes (7).
+.TS
+allbox;
+lb lb lbw30
+l l l.
+Interface Attribute Value
+T{
+.BR wordexp ()
+T} Thread safety T{
+MT-Unsafe race:utent const:env
+.br
+env sig:ALRM timer locale
+T}
+T{
+.BR wordfree ()
+T} Thread safety MT-Safe
+.TE
+
+In the above table,
+.I utent
+in
+.I race:utent
+signifies that if any of the functions
+.BR setutent (3),
+.BR getutent (3),
+or
+.BR endutent (3)
+are used in parallel in different threads of a program,
+then data races could occur.
+.BR wordexp (3)
+calls those functions,
+so we use race:utent to remind users.
.SH CONFORMING TO
POSIX.1-2001.
.SH EXAMPLE
--
1.9.3
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