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-rw-r--r--ChangeLog13
-rw-r--r--lib/sys_select.in.h4
-rw-r--r--m4/sys_select_h.m43
-rw-r--r--modules/sys_select2
4 files changed, 18 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index 1c04ff4313..e6b7400b04 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,16 @@
+2011-06-30 Paul Eggert <eggert@cs.ucla.edu>
+
+ sys_select: don't depend on sys_socket
+ This is so that Emacs doesn't have to drag in m4/sockpfaf.m4 etc; see
+ <http://lists.gnu.org/archive/html/bug-gnulib/2011-06/msg00358.html>.
+ This fix works on GNU and GNU-like platforms, but has not been tested
+ on native Windows.
+ * lib/sys_select.in.h: Include <sys/socket.h> only if native Windows.
+ * m4/sys_select_h.m4 (gl_HEADER_SYS_SELECT): Do not require
+ gl_HEADER_SYS_SOCKET.
+ * modules/sys_select (Files): Add m4/sys_socket_h.m4, for
+ gl_PREREQ_SYS_H_WINSOCK2.
+
2011-06-29 Eric Blake <eblake@redhat.com>
pipe2: fix C89 compile problem
diff --git a/lib/sys_select.in.h b/lib/sys_select.in.h
index d6d8c7be46..ef4c6f3cf6 100644
--- a/lib/sys_select.in.h
+++ b/lib/sys_select.in.h
@@ -80,7 +80,9 @@
/* On native Windows platforms:
Get the 'fd_set' type. Also, gnulib's <sys/socket.h> redefines select
so as to hide the declaration from <winsock2.h>. */
-# include <sys/socket.h>
+# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+# include <sys/socket.h>
+# endif
#endif
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
diff --git a/m4/sys_select_h.m4 b/m4/sys_select_h.m4
index f1671186f3..5b51af407c 100644
--- a/m4/sys_select_h.m4
+++ b/m4/sys_select_h.m4
@@ -1,4 +1,4 @@
-# sys_select_h.m4 serial 16
+# sys_select_h.m4 serial 17
dnl Copyright (C) 2006-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -6,7 +6,6 @@ dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_HEADER_SYS_SELECT],
[
- AC_REQUIRE([gl_HEADER_SYS_SOCKET])
AC_REQUIRE([gl_SYS_SELECT_H_DEFAULTS])
AC_CACHE_CHECK([whether <sys/select.h> is self-contained],
[gl_cv_header_sys_select_h_selfcontained],
diff --git a/modules/sys_select b/modules/sys_select
index ef5462a50c..d0c020978c 100644
--- a/modules/sys_select
+++ b/modules/sys_select
@@ -4,11 +4,11 @@ A <sys/select.h> for systems lacking it.
Files:
lib/sys_select.in.h
m4/sys_select_h.m4
+m4/sys_socket_h.m4
Depends-on:
include_next
c++defs
-sys_socket
sys_time
warn-on-use