diff options
Diffstat (limited to 'gl/m4/sys_socket_h.m4')
| -rw-r--r-- | gl/m4/sys_socket_h.m4 | 65 |
1 files changed, 44 insertions, 21 deletions
diff --git a/gl/m4/sys_socket_h.m4 b/gl/m4/sys_socket_h.m4 index 85a0ace8..d1cb9c20 100644 --- a/gl/m4/sys_socket_h.m4 +++ b/gl/m4/sys_socket_h.m4 @@ -1,5 +1,5 @@ # sys_socket_h.m4 serial 12 -dnl Copyright (C) 2005-2008 Free Software Foundation, Inc. +dnl Copyright (C) 2005-2009 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -40,32 +40,54 @@ AC_DEFUN([gl_HEADER_SYS_SOCKET], else SYS_SOCKET_H='sys/socket.h' fi + # We need to check for ws2tcpip.h now. + gl_PREREQ_SYS_H_SOCKET + AC_CHECK_TYPES([struct sockaddr_storage],,,[ + /* sys/types.h is not needed according to POSIX, but the + sys/socket.h in i386-unknown-freebsd4.10 and + powerpc-apple-darwin5.5 required it. */ +#include <sys/types.h> +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +#ifdef HAVE_WS2TCPIP_H +#include <ws2tcpip.h> +#endif +]) + if test $ac_cv_type_struct_sockaddr_storage = no; then + HAVE_STRUCT_SOCKADDR_STORAGE=0 + SYS_SOCKET_H='sys/socket.h' + fi if test -n "$SYS_SOCKET_H"; then - dnl Check prerequisites of the <sys/socket.h> replacement. - gl_CHECK_NEXT_HEADERS([sys/socket.h]) - if test $ac_cv_header_sys_socket_h = yes; then - HAVE_SYS_SOCKET_H=1 - HAVE_WS2TCPIP_H=0 - else - HAVE_SYS_SOCKET_H=0 - dnl We cannot use AC_CHECK_HEADERS_ONCE here, because that would make - dnl the check for those headers unconditional; yet cygwin reports - dnl that the headers are present but cannot be compiled (since on - dnl cygwin, all socket information should come from sys/socket.h). - AC_CHECK_HEADERS([ws2tcpip.h]) - if test $ac_cv_header_ws2tcpip_h = yes; then - HAVE_WS2TCPIP_H=1 - else - HAVE_WS2TCPIP_H=0 - fi - fi gl_PREREQ_SYS_H_WINSOCK2 - AC_SUBST([HAVE_SYS_SOCKET_H]) - AC_SUBST([HAVE_WS2TCPIP_H]) fi AC_SUBST([SYS_SOCKET_H]) ]) +AC_DEFUN([gl_PREREQ_SYS_H_SOCKET], +[ + dnl Check prerequisites of the <sys/socket.h> replacement. + gl_CHECK_NEXT_HEADERS([sys/socket.h]) + if test $ac_cv_header_sys_socket_h = yes; then + HAVE_SYS_SOCKET_H=1 + HAVE_WS2TCPIP_H=0 + else + HAVE_SYS_SOCKET_H=0 + dnl We cannot use AC_CHECK_HEADERS_ONCE here, because that would make + dnl the check for those headers unconditional; yet cygwin reports + dnl that the headers are present but cannot be compiled (since on + dnl cygwin, all socket information should come from sys/socket.h). + AC_CHECK_HEADERS([ws2tcpip.h]) + if test $ac_cv_header_ws2tcpip_h = yes; then + HAVE_WS2TCPIP_H=1 + else + HAVE_WS2TCPIP_H=0 + fi + fi + AC_SUBST([HAVE_SYS_SOCKET_H]) + AC_SUBST([HAVE_WS2TCPIP_H]) +]) + # Common prerequisites of of the <sys/socket.h> replacement and of the # <sys/select.h> replacement. # Sets and substitutes HAVE_WINSOCK2_H. @@ -114,4 +136,5 @@ AC_DEFUN([gl_SYS_SOCKET_H_DEFAULTS], GNULIB_SENDTO=0; AC_SUBST([GNULIB_SENDTO]) GNULIB_SETSOCKOPT=0; AC_SUBST([GNULIB_SETSOCKOPT]) GNULIB_SHUTDOWN=0; AC_SUBST([GNULIB_SHUTDOWN]) + HAVE_STRUCT_SOCKADDR_STORAGE=1; AC_SUBST([HAVE_STRUCT_SOCKADDR_STORAGE]) ]) |