LWG3869 Deprecate std::errc constants related to UNIX STREAMS

Author: burblebee

source/diagnostics.tex

@@ -538,7 +538,6 @@
 \indexlibraryglobal{ENETUNREACH}%
 \indexlibraryglobal{ENFILE}%
 \indexlibraryglobal{ENOBUFS}%
-\indexlibraryglobal{ENODATA}%
 \indexlibraryglobal{ENODEV}%
 \indexlibraryglobal{ENOENT}%
 \indexlibraryglobal{ENOEXEC}%
@@ -548,8 +547,6 @@
 \indexlibraryglobal{ENOMSG}%
 \indexlibraryglobal{ENOPROTOOPT}%
 \indexlibraryglobal{ENOSPC}%
-\indexlibraryglobal{ENOSR}%
-\indexlibraryglobal{ENOSTR}%
 \indexlibraryglobal{ENOSYS}%
 \indexlibraryglobal{ENOTCONN}%
 \indexlibraryglobal{ENOTDIR}%
@@ -571,7 +568,6 @@
 \indexlibraryglobal{EROFS}%
 \indexlibraryglobal{ESPIPE}%
 \indexlibraryglobal{ESRCH}%
-\indexlibraryglobal{ETIME}%
 \indexlibraryglobal{ETIMEDOUT}%
 \indexlibraryglobal{ETXTBSY}%
 \indexlibraryglobal{EWOULDBLOCK}%
@@ -619,7 +615,6 @@
 #define ENETUNREACH @\seebelow@
 #define ENFILE @\seebelow@
 #define ENOBUFS @\seebelow@
-#define ENODATA @\seebelow@
 #define ENODEV @\seebelow@
 #define ENOENT @\seebelow@
 #define ENOEXEC @\seebelow@
@@ -629,8 +624,6 @@
 #define ENOMSG @\seebelow@
 #define ENOPROTOOPT @\seebelow@
 #define ENOSPC @\seebelow@
-#define ENOSR @\seebelow@
-#define ENOSTR @\seebelow@
 #define ENOSYS @\seebelow@
 #define ENOTCONN @\seebelow@
 #define ENOTDIR @\seebelow@
@@ -652,7 +645,6 @@
 #define EROFS @\seebelow@
 #define ESPIPE @\seebelow@
 #define ESRCH @\seebelow@
-#define ETIME @\seebelow@
 #define ETIMEDOUT @\seebelow@
 #define ETXTBSY @\seebelow@
 #define EWOULDBLOCK @\seebelow@
@@ -750,18 +742,15 @@
     no_child_process,                   // \tcode{ECHILD}
     no_link,                            // \tcode{ENOLINK}
     no_lock_available,                  // \tcode{ENOLCK}
-    no_message_available,               // \tcode{ENODATA}
     no_message,                         // \tcode{ENOMSG}
     no_protocol_option,                 // \tcode{ENOPROTOOPT}
     no_space_on_device,                 // \tcode{ENOSPC}
-    no_stream_resources,                // \tcode{ENOSR}
     no_such_device_or_address,          // \tcode{ENXIO}
     no_such_device,                     // \tcode{ENODEV}
     no_such_file_or_directory,          // \tcode{ENOENT}
     no_such_process,                    // \tcode{ESRCH}
     not_a_directory,                    // \tcode{ENOTDIR}
     not_a_socket,                       // \tcode{ENOTSOCK}
-    not_a_stream,                       // \tcode{ENOSTR}
     not_connected,                      // \tcode{ENOTCONN}
     not_enough_memory,                  // \tcode{ENOMEM}
     not_supported,                      // \tcode{ENOTSUP}
@@ -779,7 +768,6 @@
     resource_unavailable_try_again,     // \tcode{EAGAIN}
     result_out_of_range,                // \tcode{ERANGE}
     state_not_recoverable,              // \tcode{ENOTRECOVERABLE}
-    stream_timeout,                     // \tcode{ETIME}
     text_file_busy,                     // \tcode{ETXTBSY}
     timed_out,                          // \tcode{ETIMEDOUT}
     too_many_files_open_in_system,      // \tcode{ENFILE}

source/future.tex

@@ -1341,6 +1341,42 @@
 \tcode{rdbuf()->pcount()}.
 \end{itemdescr}
 
+\rSec1[depr.cerrno]{Deprecated error numbers}
+
+\pnum
+The following macros are defined in addition to those
+specified in \ref{cerrno.syn}:
+
+\indexlibraryglobal{ENODATA}%
+\indexlibraryglobal{ENOSR}%
+\indexlibraryglobal{ENOSTR}%
+\indexlibraryglobal{ETIME}%
+\begin{codeblock}
+#define ENODATA @\seebelow@
+#define ENOSR @\seebelow@
+#define ENOSTR @\seebelow@
+#define ETIME @\seebelow@
+\end{codeblock}
+
+\pnum
+The meaning of these macros is defined by the POSIX standard.
+
+\pnum
+The following \tcode{enum errc} enumerators are defined
+in addition to those specified in \ref{system.error.syn}:
+
+\begin{codeblock}
+no_message_available,               // \tcode{ENODATA}
+no_stream_resources,                // \tcode{ENOSR}
+not_a_stream,                       // \tcode{ENOSTR}
+stream_timeout,                     // \tcode{ETIME}
+\end{codeblock}
+
+\pnum
+The value of each \tcode{enum errc} enumerator above
+is the same as the value of the \libheader{cerrno} macro
+shown in the above synopsis.
+
 \rSec1[depr.default.allocator]{The default allocator}
 
 \pnum