The markings match glibc markings.
markings of functions in glibc are:
- getgrent_r: MT-Unsafe race:grent locale
- fgetgrent_r: MT-Safe
Signed-off-by: Zeng Linggang <zenglg.jy@xxxxxxxxxxxxxx>
---
man3/getgrent_r.3 | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/man3/getgrent_r.3 b/man3/getgrent_r.3
index 00927d6..847e69c 100644
--- a/man3/getgrent_r.3
+++ b/man3/getgrent_r.3
@@ -114,6 +114,34 @@ No more entries.
.B ERANGE
Insufficient buffer space supplied.
Try again with larger buffer.
+.SH ATTRIBUTES
+For an explanation of the terms used in this section, see
+.BR attributes (7).
+.TS
+allbox;
+lb lb lbw27
+l l l.
+Interface Attribute Value
+T{
+.BR getgrent_r ()
+T} Thread safety MT-Unsafe race:grent locale
+T{
+.BR fgetgrent_r ()
+T} Thread safety MT-Safe
+.TE
+
+In the above table,
+.I grent
+in
+.I race:grent
+signifies that if any of the functions
+.BR setgrent (),
+.BR getgrent (),
+.BR endgrent (),
+or
+.BR getgrent_r ()
+are used in parallel in different threads of a program,
+then data races could occur.
.SH CONFORMING TO
These functions are GNU extensions, done in a style resembling
the POSIX version of functions like
--
1.9.3
--
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