Make the headers usable in C++.

[pspp] / ChangeLog

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+2008-09-29  Bruno Haible  <bruno@clisp.org>
+
+       * lib/sys_socket.in.h: Wrap the definitions in 'extern "C"'.
+       * lib/sys_select.in.h: Likewise.
+
+2008-09-29  Bruno Haible  <bruno@clisp.org>
+
+       * lib/winsock.c (rpl_close, rpl_socket): Remove unused variables.
+
+2008-09-29  Bruno Haible  <bruno@clisp.org>
+
+       * m4/sockets.m4 (gl_SOCKETS): Check also for the need to use -lsocket.
+       Set LIBSOCKET instead of augmenting LIBS.
+       * modules/sockets (Link): New section.
+       * modules/sockets-tests (test_sockets_LDADD): New variable.
+       * modules/sys_select-tests (test_sys_select_LDADD): New variable.
+       * modules/poll-tests (test_poll_LDADD): New variable.
+       * NEWS: Document the change.
+
+2008-09-29  Bruno Haible  <bruno@clisp.org>
+
+       * m4/arpa_inet_h.m4 (gl_REPLACE_ARPA_INET_H): New macro.
+       * m4/inet_ntop.m4 (gl_INET_NTOP): Invoke it instead of assigning
+       ARPA_INET_H directly.
+       * m4/inet_pton.m4 (gl_INET_PTON): Likewise.
+
+2008-09-28  Bruno Haible  <bruno@clisp.org>
+
+       * m4/sys_socket_h.m4 (gl_PREREQ_SYS_H_WINSOCK2): New macro, extracted
+       from gl_HEADER_SYS_SOCKET.
+       (gl_HEADER_SYS_SOCKET): Invoke it.
+       * m4/sys_select_h.m4 (gl_HEADER_SYS_SELECT): Likewise.
+
+2008-09-28  Bruno Haible  <bruno@clisp.org>
+
+       * doc/posix-headers/sys_select.texi: Mention 'struct timeval' problem.
+       * tests/test-sys_select.c: Include <sys/time.h>, for struct timeval.
+       Needed on OSF/1 4.0.
+
 2008-09-28  Bruno Haible  <bruno@clisp.org>
 
        Override open more carefully.