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authorFlorian Weimer <fweimer@redhat.com>2019-03-14 15:44:14 +0100
committerFlorian Weimer <fweimer@redhat.com>2019-03-14 15:44:15 +0100
commita0a0dc83173ce11ff45105fd32e5d14356cdfb9c (patch)
tree8487bfd04a8a2975c062be571379e02b994f2aa2 /sysdeps/posix
parent081bdf942126b7d4a368d09438a06fd831c14dad (diff)
downloadglibc-a0a0dc83173ce11ff45105fd32e5d14356cdfb9c.tar.gz
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Remove obsolete, never-implemented XSI STREAMS declarations
The stub implementations are turned into compat symbols.

Linux actually has two reserved system call numbers (for getpmsg
and putpmsg), but these system calls have never been implemented,
and there are no plans to implement them, so this patch replaces
the wrappers with the generic stubs.

According to <https://bugzilla.redhat.com/show_bug.cgi?id=436349>,
the presence of the XSI STREAMS declarations is a minor portability
hazard because they are not actually implemented.

This commit does not change the TIRPC support code in
sunrpc/rpc_svcout.c.  It uses additional XTI functionality and
therefore never worked with glibc.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'sysdeps/posix')
-rw-r--r--sysdeps/posix/sysconf.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/sysdeps/posix/sysconf.c b/sysdeps/posix/sysconf.c
index c1929b312f..0c4f9432e8 100644
--- a/sysdeps/posix/sysconf.c
+++ b/sysdeps/posix/sysconf.c
@@ -1116,11 +1116,7 @@ __sysconf (int name)
 #endif
 
     case _SC_STREAMS:
-#ifdef _XOPEN_STREAMS
-      return _XOPEN_STREAMS;
-#else
       return -1;
-#endif
 
     case _SC_HOST_NAME_MAX:
 #ifdef HOST_NAME_MAX