Collin Funk wrote:
> I forgot that you have to link to ws2_32 even for these
> functions on Windows. I'll work on fixing that today. Thanks!
Since it is easy to forget, let me update the doc regarding all these
winsock functions.
2024-08-11 Bruno Haible <br...@clisp.org>
doc: Update regarding Windows <winsock2.h> functions.
* doc/posix-functions/accept.texi: Mention that it's declared elsewhere
on native Windows.
* doc/posix-functions/bind.texi: Likewise.
* doc/posix-functions/connect.texi: Likewise.
* doc/posix-functions/getpeername.texi: Likewise.
* doc/posix-functions/getsockname.texi: Likewise.
* doc/posix-functions/getsockopt.texi: Likewise.
* doc/posix-functions/listen.texi: Likewise.
* doc/posix-functions/recv.texi: Likewise.
* doc/posix-functions/recvfrom.texi: Likewise.
* doc/posix-functions/select.texi: Likewise.
* doc/posix-functions/send.texi: Likewise.
* doc/posix-functions/sendto.texi: Likewise.
* doc/posix-functions/setsockopt.texi: Likewise.
* doc/posix-functions/shutdown.texi: Likewise.
* doc/posix-functions/socket.texi: Likewise.
* doc/pastposix-functions/gethostbyaddr.texi: Don't say that the
function is missing on native Windows.
* doc/pastposix-functions/gethostbyname.texi: Likewise.
* doc/posix-functions/getprotobyname.texi: Likewise.
* doc/posix-functions/getprotobynumber.texi: Likewise.
* doc/posix-functions/getservbyname.texi: Likewise.
* doc/posix-functions/getservbyport.texi: Likewise.
* doc/posix-functions/htonl.texi: Likewise.
* doc/posix-functions/htons.texi: Likewise.
* doc/posix-functions/inet_addr.texi: Likewise.
* doc/posix-functions/inet_ntoa.texi: Likewise.
* doc/posix-functions/ntohl.texi: Likewise.
* doc/posix-functions/ntohs.texi: Likewise.
* doc/posix-functions/gethostname.texi: Update.
diff --git a/doc/pastposix-functions/gethostbyaddr.texi
b/doc/pastposix-functions/gethostbyaddr.texi
index 556bb69c90..c2822a1cd3 100644
--- a/doc/pastposix-functions/gethostbyaddr.texi
+++ b/doc/pastposix-functions/gethostbyaddr.texi
@@ -14,6 +14,7 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<netdb.h>}
+on some platforms:
mingw, MSVC 14.
@end itemize
diff --git a/doc/pastposix-functions/gethostbyname.texi
b/doc/pastposix-functions/gethostbyname.texi
index 5f01377b00..fb1775575c 100644
--- a/doc/pastposix-functions/gethostbyname.texi
+++ b/doc/pastposix-functions/gethostbyname.texi
@@ -14,6 +14,7 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<netdb.h>}
+on some platforms:
mingw, MSVC 14.
@end itemize
diff --git a/doc/posix-functions/accept.texi b/doc/posix-functions/accept.texi
index 2e084f7a72..fbbfc3765c 100644
--- a/doc/posix-functions/accept.texi
+++ b/doc/posix-functions/accept.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), the descriptors returned by
the @code{accept} function cannot be used in calls to @code{read},
@code{write}, and @code{close}; you have to use @code{recv}, @code{send},
diff --git a/doc/posix-functions/bind.texi b/doc/posix-functions/bind.texi
index a7f225a305..0e607070bc 100644
--- a/doc/posix-functions/bind.texi
+++ b/doc/posix-functions/bind.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/connect.texi b/doc/posix-functions/connect.texi
index a24499c0ce..8b0e2e07b5 100644
--- a/doc/posix-functions/connect.texi
+++ b/doc/posix-functions/connect.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/gethostname.texi
b/doc/posix-functions/gethostname.texi
index f2368194d6..2e099292be 100644
--- a/doc/posix-functions/gethostname.texi
+++ b/doc/posix-functions/gethostname.texi
@@ -9,8 +9,8 @@
Portability problems fixed by Gnulib:
@itemize
@item
-This function is declared in a different header file (namely,
-@code{<winsock2.h>}) on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<unistd.h>}
+on some platforms:
MSVC 14.
@item
On mingw and MSVC 14, this function has a prototype that differs from that
diff --git a/doc/posix-functions/getpeername.texi
b/doc/posix-functions/getpeername.texi
index 78d9f217f6..a02df57702 100644
--- a/doc/posix-functions/getpeername.texi
+++ b/doc/posix-functions/getpeername.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/getprotobyname.texi
b/doc/posix-functions/getprotobyname.texi
index 4152e0a8df..ab1d21059a 100644
--- a/doc/posix-functions/getprotobyname.texi
+++ b/doc/posix-functions/getprotobyname.texi
@@ -13,6 +13,7 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<netdb.h>}
+on some platforms:
mingw, MSVC 14.
@end itemize
diff --git a/doc/posix-functions/getprotobynumber.texi
b/doc/posix-functions/getprotobynumber.texi
index 64c9e83abc..e0ed2bdaeb 100644
--- a/doc/posix-functions/getprotobynumber.texi
+++ b/doc/posix-functions/getprotobynumber.texi
@@ -13,6 +13,7 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<netdb.h>}
+on some platforms:
mingw, MSVC 14.
@end itemize
diff --git a/doc/posix-functions/getservbyname.texi
b/doc/posix-functions/getservbyname.texi
index 40c20bf83d..3e5ea8efc0 100644
--- a/doc/posix-functions/getservbyname.texi
+++ b/doc/posix-functions/getservbyname.texi
@@ -13,6 +13,7 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<netdb.h>}
+on some platforms:
mingw, MSVC 14.
@end itemize
diff --git a/doc/posix-functions/getservbyport.texi
b/doc/posix-functions/getservbyport.texi
index d10d73e2d0..0034ce69c7 100644
--- a/doc/posix-functions/getservbyport.texi
+++ b/doc/posix-functions/getservbyport.texi
@@ -13,6 +13,7 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of @code{<netdb.h>}
+on some platforms:
mingw, MSVC 14.
@end itemize
diff --git a/doc/posix-functions/getsockname.texi
b/doc/posix-functions/getsockname.texi
index b09c4da2d3..530283d89f 100644
--- a/doc/posix-functions/getsockname.texi
+++ b/doc/posix-functions/getsockname.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/getsockopt.texi
b/doc/posix-functions/getsockopt.texi
index 4f09ff10ad..03e0eb0799 100644
--- a/doc/posix-functions/getsockopt.texi
+++ b/doc/posix-functions/getsockopt.texi
@@ -11,6 +11,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/htonl.texi b/doc/posix-functions/htonl.texi
index a4411b4206..2a5c79bc75 100644
--- a/doc/posix-functions/htonl.texi
+++ b/doc/posix-functions/htonl.texi
@@ -10,7 +10,11 @@
@itemize
@item
This function is missing on some platforms:
-HP-UX 11, mingw, MSVC 14, Android 4.4.
+HP-UX 11, Android API level 20.
+@item
+This function is declared in @code{<winsock2.h>} instead of
@code{<arpa/inet.h>}
+on some platforms:
+mingw, MSVC 14.
@end itemize
Portability problems not fixed by Gnulib:
diff --git a/doc/posix-functions/htons.texi b/doc/posix-functions/htons.texi
index ee413f223f..35b66d334c 100644
--- a/doc/posix-functions/htons.texi
+++ b/doc/posix-functions/htons.texi
@@ -10,7 +10,11 @@
@itemize
@item
This function is missing on some platforms:
-HP-UX 11, mingw, MSVC 14, Android 4.4.
+HP-UX 11, Android API level 20.
+@item
+This function is declared in @code{<winsock2.h>} instead of
@code{<arpa/inet.h>}
+on some platforms:
+mingw, MSVC 14.
@end itemize
Portability problems not fixed by Gnulib:
diff --git a/doc/posix-functions/inet_addr.texi
b/doc/posix-functions/inet_addr.texi
index 2cc85eeaab..e6a0893657 100644
--- a/doc/posix-functions/inet_addr.texi
+++ b/doc/posix-functions/inet_addr.texi
@@ -13,7 +13,8 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of
@code{<arpa/inet.h>}
+on some platforms:
mingw, MSVC 14.
@item
POSIX.1-2024 says this function is obsolescent and it is planned to be
diff --git a/doc/posix-functions/inet_ntoa.texi
b/doc/posix-functions/inet_ntoa.texi
index 6ad1e5cf29..d6989b02d2 100644
--- a/doc/posix-functions/inet_ntoa.texi
+++ b/doc/posix-functions/inet_ntoa.texi
@@ -13,7 +13,8 @@
Portability problems not fixed by Gnulib:
@itemize
@item
-This function is missing on some platforms:
+This function is declared in @code{<winsock2.h>} instead of
@code{<arpa/inet.h>}
+on some platforms:
mingw, MSVC 14.
@item
POSIX.1-2024 says this function is obsolescent and it is planned to be
diff --git a/doc/posix-functions/listen.texi b/doc/posix-functions/listen.texi
index d1e3bb4e36..248727466d 100644
--- a/doc/posix-functions/listen.texi
+++ b/doc/posix-functions/listen.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/ntohl.texi b/doc/posix-functions/ntohl.texi
index 17b6163325..c4b5a0126d 100644
--- a/doc/posix-functions/ntohl.texi
+++ b/doc/posix-functions/ntohl.texi
@@ -10,7 +10,11 @@
@itemize
@item
This function is missing on some platforms:
-HP-UX 11, mingw, MSVC 14, Android 4.4.
+HP-UX 11, Android API level 20.
+@item
+This function is declared in @code{<winsock2.h>} instead of
@code{<arpa/inet.h>}
+on some platforms:
+mingw, MSVC 14.
@end itemize
Portability problems not fixed by Gnulib:
diff --git a/doc/posix-functions/ntohs.texi b/doc/posix-functions/ntohs.texi
index 2fe65fdb6b..b9a7450d7a 100644
--- a/doc/posix-functions/ntohs.texi
+++ b/doc/posix-functions/ntohs.texi
@@ -10,7 +10,11 @@
@itemize
@item
This function is missing on some platforms:
-HP-UX 11, mingw, MSVC 14, Android 4.4.
+HP-UX 11, Android API level 20.
+@item
+This function is declared in @code{<winsock2.h>} instead of
@code{<arpa/inet.h>}
+on some platforms:
+mingw, MSVC 14.
@end itemize
Portability problems not fixed by Gnulib:
diff --git a/doc/posix-functions/recv.texi b/doc/posix-functions/recv.texi
index b5dffe39b1..9d75a327df 100644
--- a/doc/posix-functions/recv.texi
+++ b/doc/posix-functions/recv.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/recvfrom.texi
b/doc/posix-functions/recvfrom.texi
index a71cd2d7ed..2bd773a33c 100644
--- a/doc/posix-functions/recvfrom.texi
+++ b/doc/posix-functions/recvfrom.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/select.texi b/doc/posix-functions/select.texi
index 154fc7f743..79b0d877b3 100644
--- a/doc/posix-functions/select.texi
+++ b/doc/posix-functions/select.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/select.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), @code{select} can only be
called on descriptors created by the @code{socket} function, not on regular
file descriptors.
diff --git a/doc/posix-functions/send.texi b/doc/posix-functions/send.texi
index 88ddfdc775..d25628df6c 100644
--- a/doc/posix-functions/send.texi
+++ b/doc/posix-functions/send.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/sendto.texi b/doc/posix-functions/sendto.texi
index 49e9c87078..d5f160006a 100644
--- a/doc/posix-functions/sendto.texi
+++ b/doc/posix-functions/sendto.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/setsockopt.texi
b/doc/posix-functions/setsockopt.texi
index ba8d6ec1b7..348ca8c0b1 100644
--- a/doc/posix-functions/setsockopt.texi
+++ b/doc/posix-functions/setsockopt.texi
@@ -11,6 +11,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/shutdown.texi
b/doc/posix-functions/shutdown.texi
index ec6a3d45c9..8b531791f7 100644
--- a/doc/posix-functions/shutdown.texi
+++ b/doc/posix-functions/shutdown.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), error codes from this function
are not placed in @code{errno}, and @code{WSAGetLastError} must be used
instead.
diff --git a/doc/posix-functions/socket.texi b/doc/posix-functions/socket.texi
index 4ec8b0626f..d0211767cc 100644
--- a/doc/posix-functions/socket.texi
+++ b/doc/posix-functions/socket.texi
@@ -9,6 +9,11 @@
Portability problems fixed by Gnulib:
@itemize
@item
+This function is declared in @code{<winsock2.h>}
+instead of @code{<sys/socket.h>}
+on some platforms:
+mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), the descriptors returned by
the @code{socket} function cannot be used in calls to @code{read},
@code{write}, and @code{close}; you have to use @code{recv}, @code{send},
