On 03/17/2017 07:11 PM, Ferdinand Thiessen wrote: > Hello, > > since glibc version 2.24, the feature test macros for grantpt.3, > ptsname.3 and unlockpt.3 have changed. Thanks, Ferdinand. Patch applied, with some tweaks. Cheers, Michael > They require extended xopen (XPG4), see also glibc bug 20094 or commit > 0014680d6a5bdeb4fe17682450105ebed19f35da. > > Feel free to use my patch (diff against git master). > > Regards, > > Ferdinand > >>From 31f18659356006895cf61a2080b12f9da9fee35b Mon Sep 17 00:00:00 2001 > From: Ferdinand Thiessen <rpm@xxxxxxxxxxxx> > Date: Fri, 17 Mar 2017 17:49:14 +0100 > Subject: [PATCH] grantpt.3, ptsname.3, unlockpt.3: Feature Test Macros changed > with glibc 2.24 > > --- > man3/grantpt.3 | 23 +++++++++++++++++++---- > man3/ptsname.3 | 33 +++++++++++++++++++++++++-------- > man3/unlockpt.3 | 22 ++++++++++++++++++---- > 3 files changed, 62 insertions(+), 16 deletions(-) > > diff --git a/man3/grantpt.3 b/man3/grantpt.3 > index e92bedc..978dde6 100644 > --- a/man3/grantpt.3 > +++ b/man3/grantpt.3 > @@ -2,17 +2,28 @@ > .\" This page is in the public domain. - aeb > .\" %%%LICENSE_END > .\" > +.\" 2017-03-17, f.thiessen, updated feature test macros > +.\" > .TH GRANTPT 3 2015-08-08 "GNU" "Linux Programmer's Manual" > .SH NAME > grantpt \- grant access to the slave pseudoterminal > .SH SYNOPSIS > -.nf > -.BR "#define _XOPEN_SOURCE" " /* See feature_test_macros(7) */" > -.br > .B #include <stdlib.h> > .sp > .BI "int grantpt(int " fd ");" > -.fi > +.sp > +.in -4n > +Feature Test Macro Requirements for glibc (see > +.BR feature_test_macros (7)): > +.in > +.sp > +.ad l > +.BR grantpt (): > +.br > +.RS 4 > +_XOPEN_SOURCE\ >=\ 500 || (_XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED) > +.RE > +.ad > .SH DESCRIPTION > The > .BR grantpt () > @@ -74,6 +85,10 @@ This is part of the UNIX 98 pseudoterminal support, see > Many systems implement this function via a set-user-ID helper binary > called "pt_chown". > With Linux devpts no such helper binary is required. > +.sp > +Prior to glibc version 2.24, the Feature Test Macro Requirements were only > +.BR _XOPEN_SOURCE . > +.\" commit 0014680d6a5bdeb4fe17682450105ebed19f35da > .SH SEE ALSO > .BR open (2), > .BR posix_openpt (3), > diff --git a/man3/ptsname.3 b/man3/ptsname.3 > index 90133fe..8eb8cba 100644 > --- a/man3/ptsname.3 > +++ b/man3/ptsname.3 > @@ -3,24 +3,35 @@ > .\" %%%LICENSE_END > .\" > .\" 2004-12-17, mtk, added description of ptsname_r() + ERRORS > +.\" 2017-03-17, f.thiessen, updated feature test macros > .\" > .TH PTSNAME 3 2016-12-12 "" "Linux Programmer's Manual" > .SH NAME > ptsname, ptsname_r \- get the name of the slave pseudoterminal > .SH SYNOPSIS > -.nf > -.BR "#define _XOPEN_SOURCE" " /* See feature_test_macros(7) */" > -.br > .B #include <stdlib.h> > .sp > .BI "char *ptsname(int " fd ");" > .sp > -.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" > -.br > -.B #include <stdlib.h> > -.sp > .BI "int ptsname_r(int " fd ", char *" buf ", size_t " buflen ");" > -.fi > +.sp > +.in -4n > +Feature Test Macro Requirements for glibc (see > +.BR feature_test_macros (7)): > +.in > +.sp > +.ad l > +.BR ptsname (): > +.br > +.RS 4 > +_XOPEN_SOURCE\ >=\ 500 || (_XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED) > +.RE > +.BR ptsname_r (): > +.br > +.RS 4 > +_GNU_SOURCE > +.RE > +.ad > .SH DESCRIPTION > The > .BR ptsname () > @@ -76,6 +87,12 @@ is too small. > .SH VERSIONS > .BR ptsname () > is provided in glibc since version 2.1. > +.SH NOTES > +Prior to glibc version 2.24, the Feature Test Macro Requirements for > +.BR ptsname () > +were only > +.BR _XOPEN_SOURCE . > +.\" commit 0014680d6a5bdeb4fe17682450105ebed19f35da > .SH ATTRIBUTES > For an explanation of the terms used in this section, see > .BR attributes (7). > diff --git a/man3/unlockpt.3 b/man3/unlockpt.3 > index c0a8199..4178611 100644 > --- a/man3/unlockpt.3 > +++ b/man3/unlockpt.3 > @@ -2,17 +2,27 @@ > .\" This page is in the public domain. - aeb > .\" %%%LICENSE_END > .\" > +.\" 2017-03-17, f.thiessen, updated feature test macros > +.\" > .TH UNLOCKPT 3 2015-08-08 "" "Linux Programmer's Manual" > .SH NAME > unlockpt \- unlock a pseudoterminal master/slave pair > .SH SYNOPSIS > -.nf > -.BR "#define _XOPEN_SOURCE" " /* See feature_test_macros(7) */" > -.br > .B #include <stdlib.h> > .sp > .BI "int unlockpt(int " fd ");" > -.fi > +.sp > +.in -4n > +Feature Test Macro Requirements for glibc (see > +.BR feature_test_macros (7)): > +.in > +.sp > +.ad l > +.BR unlockpt (): > +.br > +.RS 4 > +_XOPEN_SOURCE\ >=\ 500 || (_XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED) > +.RE > .SH DESCRIPTION > The > .BR unlockpt () > @@ -43,6 +53,10 @@ argument is not associated with a master pseudoterminal. > .SH VERSIONS > .BR unlockpt () > is provided in glibc since version 2.1. > +.SH NOTES > +Prior to glibc version 2.24, the Feature Test Macro Requirements were only > +.BR _XOPEN_SOURCE . > +.\" commit 0014680d6a5bdeb4fe17682450105ebed19f35da > .SH ATTRIBUTES > For an explanation of the terms used in this section, see > .BR attributes (7). > -- Michael Kerrisk Linux man-pages maintainer; 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