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
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.