diff options
Diffstat (limited to 'm4/sys_socket_h.m4')
| -rw-r--r-- | m4/sys_socket_h.m4 | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/m4/sys_socket_h.m4 b/m4/sys_socket_h.m4 index 1ea7b0b..bf902f0 100644 --- a/m4/sys_socket_h.m4 +++ b/m4/sys_socket_h.m4 @@ -1,5 +1,5 @@ -# sys_socket_h.m4 serial 23 -dnl Copyright (C) 2005-2019 Free Software Foundation, Inc. +# sys_socket_h.m4 serial 25 +dnl Copyright (C) 2005-2020 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. @@ -95,6 +95,8 @@ AC_DEFUN([gl_HEADER_SYS_SOCKET], #include <sys/socket.h> ]], [socket connect accept bind getpeername getsockname getsockopt listen recv send recvfrom sendto setsockopt shutdown accept4]) + + AC_REQUIRE([AC_C_RESTRICT]) ]) AC_DEFUN([gl_PREREQ_SYS_H_SOCKET], @@ -104,17 +106,11 @@ AC_DEFUN([gl_PREREQ_SYS_H_SOCKET], 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 - 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]) + gl_PREREQ_SYS_H_WS2TCPIP ]) # Common prerequisites of the <sys/socket.h> replacement and of the @@ -142,6 +138,24 @@ AC_DEFUN([gl_PREREQ_SYS_H_WINSOCK2], AC_SUBST([HAVE_WINSOCK2_H]) ]) +# Common prerequisites of the <sys/socket.h> replacement and of the +# <arpa/inet.h> replacement. +# Sets and substitutes HAVE_WS2TCPIP_H. +AC_DEFUN([gl_PREREQ_SYS_H_WS2TCPIP], +[ + AC_REQUIRE([gl_CHECK_SOCKET_HEADERS]) + if test $ac_cv_header_sys_socket_h = yes; then + HAVE_WS2TCPIP_H=0 + else + if test $ac_cv_header_ws2tcpip_h = yes; then + HAVE_WS2TCPIP_H=1 + else + HAVE_WS2TCPIP_H=0 + fi + fi + AC_SUBST([HAVE_WS2TCPIP_H]) +]) + AC_DEFUN([gl_SYS_SOCKET_MODULE_INDICATOR], [ dnl Use AC_REQUIRE here, so that the default settings are expanded once only. |