diff options
Diffstat (limited to 'gl/m4/sys_socket_h.m4')
| -rw-r--r-- | gl/m4/sys_socket_h.m4 | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/gl/m4/sys_socket_h.m4 b/gl/m4/sys_socket_h.m4 index c7627cb94e..7da91a4a34 100644 --- a/gl/m4/sys_socket_h.m4 +++ b/gl/m4/sys_socket_h.m4 @@ -1,5 +1,5 @@ -# sys_socket_h.m4 serial 20 -dnl Copyright (C) 2005-2010 Free Software Foundation, Inc. +# sys_socket_h.m4 serial 22 +dnl Copyright (C) 2005-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -9,8 +9,20 @@ dnl From Simon Josefsson. AC_DEFUN([gl_HEADER_SYS_SOCKET], [ AC_REQUIRE([gl_SYS_SOCKET_H_DEFAULTS]) + AC_REQUIRE([AC_CANONICAL_HOST]) AC_REQUIRE([AC_C_INLINE]) + dnl On OSF/1, the functions recv(), send(), recvfrom(), sendto() have + dnl old-style declarations (with return type 'int' instead of 'ssize_t') + dnl unless _POSIX_PII_SOCKET is defined. + case "$host_os" in + osf*) + AC_DEFINE([_POSIX_PII_SOCKET], [1], + [Define to 1 in order to get the POSIX compatible declarations + of socket functions.]) + ;; + esac + AC_CACHE_CHECK([whether <sys/socket.h> is self-contained], [gl_cv_header_sys_socket_h_selfcontained], [ @@ -89,17 +101,13 @@ AC_DEFUN([gl_HEADER_SYS_SOCKET], AC_DEFUN([gl_PREREQ_SYS_H_SOCKET], [ dnl Check prerequisites of the <sys/socket.h> replacement. + AC_REQUIRE([gl_CHECK_SOCKET_HEADERS]) 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 |