diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/nx-macros.m4 | 47 | ||||
| -rw-r--r-- | m4/nx-xtrans.m4 | 168 |
2 files changed, 215 insertions, 0 deletions
diff --git a/m4/nx-macros.m4 b/m4/nx-macros.m4 index 61acfb58a..b40f628b0 100644 --- a/m4/nx-macros.m4 +++ b/m4/nx-macros.m4 @@ -304,6 +304,53 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])], [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])]) ]) # NX_DEFAULT_OPTIONS +# NX_CHECK_MALLOC_ZERO +# ---------------------- +# Minimum version: 1.0.0 +# +# Defines {MALLOC,XMALLOC,XTMALLOC}_ZERO_CFLAGS appropriately if +# malloc(0) returns NULL. Packages should add one of these cflags to +# their AM_CFLAGS (or other appropriate *_CFLAGS) to use them. +AC_DEFUN([NX_CHECK_MALLOC_ZERO],[ +AC_ARG_ENABLE(malloc0returnsnull, + AS_HELP_STRING([--enable-malloc0returnsnull], + [malloc(0) returns NULL (default: auto)]), + [MALLOC_ZERO_RETURNS_NULL=$enableval], + [MALLOC_ZERO_RETURNS_NULL=auto]) + +AC_MSG_CHECKING([whether malloc(0) returns NULL]) +if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then + AC_RUN_IFELSE([AC_LANG_PROGRAM([ +#include <stdlib.h> +],[ + char *m0, *r0, *c0, *p; + m0 = malloc(0); + p = malloc(10); + r0 = realloc(p,0); + c0 = calloc(0,10); + exit((m0 == 0 || r0 == 0 || c0 == 0) ? 0 : 1); +])], + [MALLOC_ZERO_RETURNS_NULL=yes], + [MALLOC_ZERO_RETURNS_NULL=no], + [MALLOC_ZERO_RETURNS_NULL=yes]) +fi +AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL]) + +if test "x$MALLOC_ZERO_RETURNS_NULL" = xyes; then + MALLOC_ZERO_CFLAGS="-DMALLOC_0_RETURNS_NULL" + XMALLOC_ZERO_CFLAGS=$MALLOC_ZERO_CFLAGS + XTMALLOC_ZERO_CFLAGS="$MALLOC_ZERO_CFLAGS -DXTMALLOC_BC" +else + MALLOC_ZERO_CFLAGS="" + XMALLOC_ZERO_CFLAGS="" + XTMALLOC_ZERO_CFLAGS="" +fi + +AC_SUBST([MALLOC_ZERO_CFLAGS]) +AC_SUBST([XMALLOC_ZERO_CFLAGS]) +AC_SUBST([XTMALLOC_ZERO_CFLAGS]) +]) # NX_CHECK_MALLOC_ZERO + dnl Check to see if we're running under Cygwin32. diff --git a/m4/nx-xtrans.m4 b/m4/nx-xtrans.m4 new file mode 100644 index 000000000..1ac7b0e75 --- /dev/null +++ b/m4/nx-xtrans.m4 @@ -0,0 +1,168 @@ +dnl +dnl Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. +dnl +dnl Permission is hereby granted, free of charge, to any person obtaining a +dnl copy of this software and associated documentation files (the "Software"), +dnl to deal in the Software without restriction, including without limitation +dnl the rights to use, copy, modify, merge, publish, distribute, sublicense, +dnl and/or sell copies of the Software, and to permit persons to whom the +dnl Software is furnished to do so, subject to the following conditions: +dnl +dnl The above copyright notice and this permission notice (including the next +dnl paragraph) shall be included in all copies or substantial portions of the +dnl Software. +dnl +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +dnl DEALINGS IN THE SOFTWARE. +dnl + +# NX_XTRANS_TCP_FLAGS() +# ------------------ +# Find needed libraries for TCP sockets, and check for IPv6 support +AC_DEFUN([NX_XTRANS_TCP_FLAGS],[ + # SVR4 hides these in libraries other than libc + AC_SEARCH_LIBS(socket, [socket]) + AC_SEARCH_LIBS(gethostbyname, [nsl]) + if test "$ac_cv_search_socket$ac_cv_search_gethostbyname" = "nono"; then + AC_CHECK_LIB([ws2_32],[main]) + fi + + # Needs to come after above checks for libsocket & libnsl for SVR4 systems + AC_ARG_ENABLE(ipv6, + AS_HELP_STRING([--enable-ipv6],[Enable IPv6 support]), + [IPV6CONN=$enableval], + [AC_CHECK_FUNC(getaddrinfo,[IPV6CONN=yes],[IPV6CONN=no])]) + AC_MSG_CHECKING([if IPv6 support should be built]) + if test "$IPV6CONN" = "yes"; then + AC_DEFINE(IPv6,1,[Support IPv6 for TCP connections]) + fi + AC_MSG_RESULT($IPV6CONN) + + # 4.3BSD-Reno added a new member to struct sockaddr_in + AC_CHECK_MEMBER([struct sockaddr_in.sin_len], + AC_DEFINE([BSD44SOCKETS],1, + [Define to 1 if `struct sockaddr_in' has a `sin_len' member]), [], [ +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> + ]) + + # POSIX.1g changed the type of pointer passed to getsockname/getpeername/etc. + AC_CHECK_TYPES([socklen_t], [], [], [ +AC_INCLUDES_DEFAULT +#include <sys/socket.h>]) + + # XPG4v2/UNIX95 added msg_control - check to see if we need to define + # _XOPEN_SOURCE to get it (such as on Solaris) + AC_CHECK_MEMBER([struct msghdr.msg_control], [], [], + [ +AC_INCLUDES_DEFAULT +#include <sys/socket.h> + ]) + # First try for Solaris in C99 compliant mode, which requires XPG6/UNIX03 + if test "x$ac_cv_member_struct_msghdr_msg_control" = xno; then + unset ac_cv_member_struct_msghdr_msg_control + AC_MSG_NOTICE([trying again with _XOPEN_SOURCE=600]) + AC_CHECK_MEMBER([struct msghdr.msg_control], + [AC_DEFINE([_XOPEN_SOURCE], [600], + [Defined if needed to expose struct msghdr.msg_control]) + ], [], [ +#define _XOPEN_SOURCE 600 +AC_INCLUDES_DEFAULT +#include <sys/socket.h> + ]) + fi + # If that didn't work, fall back to XPG5/UNIX98 with C89 + if test "x$ac_cv_member_struct_msghdr_msg_control" = xno; then + unset ac_cv_member_struct_msghdr_msg_control + AC_MSG_NOTICE([trying again with _XOPEN_SOURCE=500]) + AC_CHECK_MEMBER([struct msghdr.msg_control], + [AC_DEFINE([_XOPEN_SOURCE], [500], + [Defined if needed to expose struct msghdr.msg_control]) + ], [], [ +#define _XOPEN_SOURCE 500 +AC_INCLUDES_DEFAULT +#include <sys/socket.h> + ]) + fi + + +]) # NX_XTRANS_TCP_FLAGS + +# NX_XTRANS_CONNECTION_FLAGS() +# ------------------------- +# Standard checks for which Xtrans transports to use by the Xorg packages +# that use Xtrans functions +AC_DEFUN([NX_XTRANS_CONNECTION_FLAGS],[ + AC_REQUIRE([AC_CANONICAL_HOST]) + [case $host_os in + mingw*) unixdef="no" ;; + *) unixdef="yes" ;; + esac] + AC_ARG_ENABLE(unix-transport, + AS_HELP_STRING([--enable-unix-transport],[Enable UNIX domain socket transport]), + [UNIXCONN=$enableval], [UNIXCONN=$unixdef]) + AC_MSG_CHECKING([if Xtrans should support UNIX socket connections]) + if test "$UNIXCONN" = "yes"; then + AC_DEFINE(UNIXCONN,1,[Support UNIX socket connections]) + fi + AC_MSG_RESULT($UNIXCONN) + AC_ARG_ENABLE(tcp-transport, + AS_HELP_STRING([--enable-tcp-transport],[Enable TCP socket transport]), + [TCPCONN=$enableval], [TCPCONN=yes]) + AC_MSG_CHECKING([if Xtrans should support TCP socket connections]) + AC_MSG_RESULT($TCPCONN) + if test "$TCPCONN" = "yes"; then + AC_DEFINE(TCPCONN,1,[Support TCP socket connections]) + NX_XTRANS_TCP_FLAGS + fi + AC_ARG_ENABLE(nxcomp-transport, + AS_HELP_STRING([--enable-nxcomp-transport],[Enable nxcomp mediated transport]), + [NXCOMPCONN=$enableval], [NXCOMPCONN=yes]) + AC_MSG_CHECKING([if Xtrans should support nxcomp mediated connections]) + AC_MSG_RESULT($NXCOMPCONN) + if test "$NXCOMPCONN" = "yes"; then + AC_DEFINE(NX_TRANS_SOCKET,1,[Support nxcomp mediated socket connections]) + AC_DEFINE(NX_TRANS_EXIT,1,[Support nxcomp NX_TRANS_EXIT feature]) + NX_XTRANS_TCP_FLAGS + fi + +]) # NX_XTRANS_CONNECTION_FLAGS + + +# NX_XTRANS_SECURE_RPC_FLAGS() +# ------------------------- +# Check for Secure RPC functions - must come after NX_XTRANS_TCP_FLAGS +# so that any necessary networking libraries are already found +AC_DEFUN([NX_XTRANS_SECURE_RPC_FLAGS], +[AC_REQUIRE([NX_XTRANS_TCP_FLAGS]) + AC_ARG_ENABLE(secure-rpc, + AS_HELP_STRING([--enable-secure-rpc],[Enable Secure RPC]), + [SECURE_RPC=$enableval], [SECURE_RPC="try"]) + + if test "x$SECURE_RPC" = "xyes" -o "x$SECURE_RPC" = "xtry" ; then + FOUND_SECURE_RPC="no" + AC_CHECK_FUNCS([authdes_seccreate authdes_create], + [FOUND_SECURE_RPC="yes"]) + if test "x$FOUND_SECURE_RPC" = "xno" ; then + if test "x$SECURE_RPC" = "xyes" ; then + AC_MSG_ERROR([Secure RPC requested, but required functions not found]) + fi + SECURE_RPC="no" + else + dnl FreeBSD keeps getsecretkey in librpcsvc + AC_SEARCH_LIBS(getsecretkey, [rpcsvc]) + SECURE_RPC="yes" + fi + fi + AC_MSG_CHECKING([if Secure RPC authentication ("SUN-DES-1") should be supported]) + if test "x$SECURE_RPC" = "xyes" ; then + AC_DEFINE(SECURE_RPC, 1, [Support Secure RPC ("SUN-DES-1") authentication for X11 clients]) + fi + AC_MSG_RESULT($SECURE_RPC) +]) # NX_XTRANS_SECURE_RPC_FLAGS |