[rtems-libbsd commit] ifconfig/wlan, expat, lib80211: Port to RTEMS.
Sebastian Huber
sebh at rtems.org
Mon Jan 30 08:44:55 UTC 2017
Module: rtems-libbsd
Branch: master
Commit: 5c3223f138a3306ca37c2e2278acae65bfbf3b09
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=5c3223f138a3306ca37c2e2278acae65bfbf3b09
Author: Christian Mauderer <Christian.Mauderer at embedded-brains.de>
Date: Wed Nov 16 16:29:17 2016 +0100
ifconfig/wlan, expat, lib80211: Port to RTEMS.
---
builder.py | 2 +
freebsd/lib/lib80211/lib80211_regdomain.c | 9 +++
freebsd/sbin/ifconfig/ifconfig.c | 1 +
freebsd/sbin/ifconfig/ifieee80211.c | 18 ++++++
freebsd/sbin/ifconfig/rtems-bsd-ifconfig-data.h | 3 +-
.../ifconfig/rtems-bsd-ifconfig-ifieee80211-data.h | 24 ++++++++
.../sbin/ifconfig/rtems-bsd-ifconfig-namespace.h | 4 +-
libbsd.py | 45 +++++++++++++++
libbsd_waf.py | 66 ++++++++++++++--------
rtemsbsd/include/bsdxml.h | 46 +++++++++++++++
10 files changed, 192 insertions(+), 26 deletions(-)
diff --git a/builder.py b/builder.py
index 29a6b49..736d129 100755
--- a/builder.py
+++ b/builder.py
@@ -176,6 +176,7 @@ def includes():
'-Ifreebsd/sys/contrib/pf',
'-Ifreebsd/sys/net',
'-Ifreebsd/include',
+ '-Ifreebsd/lib',
'-Ifreebsd/lib/libc/include',
'-Ifreebsd/lib/libc/isc/include',
'-Ifreebsd/lib/libc/resolv',
@@ -183,6 +184,7 @@ def includes():
'-Ifreebsd/lib/libkvm',
'-Ifreebsd/lib/libmemstat',
'-Ifreebsd/lib/libipsec',
+ '-Ifreebsd/contrib/expat/lib',
'-Ifreebsd/contrib/libpcap',
'-Ifreebsd/contrib/libxo',
'-Irtemsbsd/sys',
diff --git a/freebsd/lib/lib80211/lib80211_regdomain.c b/freebsd/lib/lib80211/lib80211_regdomain.c
index 0c183da..a771d25 100644
--- a/freebsd/lib/lib80211/lib80211_regdomain.c
+++ b/freebsd/lib/lib80211/lib80211_regdomain.c
@@ -28,6 +28,15 @@
static const char rcsid[] = "$FreeBSD$";
#endif /* not lint */
+#ifdef __rtems__
+/* We need some functions from kernel name space */
+#define sbuf_bcat _bsd_sbuf_bcat
+#define sbuf_finish _bsd_sbuf_finish
+#define sbuf_data _bsd_sbuf_data
+#define sbuf_len _bsd_sbuf_len
+#define sbuf_delete _bsd_sbuf_delete
+#define sbuf_new _bsd_sbuf_new
+#endif /* __rtems__ */
#include <sys/types.h>
#include <rtems/bsd/sys/errno.h>
#include <rtems/bsd/sys/param.h>
diff --git a/freebsd/sbin/ifconfig/ifconfig.c b/freebsd/sbin/ifconfig/ifconfig.c
index ad199be..5f32899 100644
--- a/freebsd/sbin/ifconfig/ifconfig.c
+++ b/freebsd/sbin/ifconfig/ifconfig.c
@@ -382,6 +382,7 @@ mainwrapper(int argc, char *argv[])
gre_ctor();
group_ctor();
ifmedia_ctor();
+ ieee80211_ctor();
inet6_ctor();
inet_ctor();
lagg_ctor();
diff --git a/freebsd/sbin/ifconfig/ifieee80211.c b/freebsd/sbin/ifconfig/ifieee80211.c
index 13406f3..3dcd926 100644
--- a/freebsd/sbin/ifconfig/ifieee80211.c
+++ b/freebsd/sbin/ifconfig/ifieee80211.c
@@ -1,5 +1,9 @@
#include <machine/rtems-bsd-user-space.h>
+#ifdef __rtems__
+#include "rtems-bsd-ifconfig-namespace.h"
+#endif /* __rtems__ */
+
/*
* Copyright 2001 The Aerospace Corporation. All rights reserved.
*
@@ -59,6 +63,9 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
+#ifdef __rtems__
+#include <machine/rtems-bsd-program.h>
+#endif /* __rtems__ */
#include <rtems/bsd/sys/param.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
@@ -95,6 +102,9 @@
#include <lib80211/lib80211_regdomain.h>
#include <lib80211/lib80211_ioctl.h>
+#ifdef __rtems__
+#include "rtems-bsd-ifconfig-ifieee80211-data.h"
+#endif /* __rtems__ */
#ifndef IEEE80211_FIXED_RATE_NONE
#define IEEE80211_FIXED_RATE_NONE 0xff
@@ -3448,7 +3458,11 @@ printmimo(const struct ieee80211_mimo_info *mi)
static void
list_scan(int s)
{
+#ifndef __rtems__
uint8_t buf[24*1024];
+#else /* __rtems__ */
+ static uint8_t buf[24*1024];
+#endif /* __rtems__ */
char ssid[IEEE80211_NWID_LEN+1];
const uint8_t *cp;
int len, ssidmax, idlen;
@@ -5693,7 +5707,11 @@ static struct afswtch af_ieee80211 = {
.af_other_status = ieee80211_status,
};
+#ifndef __rtems__
static __constructor void
+#else /* __rtems__ */
+void
+#endif /* __rtems__ */
ieee80211_ctor(void)
{
int i;
diff --git a/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-data.h b/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-data.h
index d5d6f29..76ba3e9 100644
--- a/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-data.h
+++ b/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-data.h
@@ -7,11 +7,11 @@
/* ifbridge.c */
/* ifclone.c */
/* ifconfig.c */
-RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern int setaddr);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern struct ifreq ifr);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern char name[16]);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern char *descr);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern size_t descrlen);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern int setaddr);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern int setmask);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern int doalias);
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern int clearaddr);
@@ -28,6 +28,7 @@ RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern char *f_addr);
/* ifgif.c */
/* ifgre.c */
/* ifgroup.c */
+/* ifieee80211.c */
/* iflagg.c */
RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, extern char lacpbuf[120]);
/* ifmac.c */
diff --git a/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-ifieee80211-data.h b/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-ifieee80211-data.h
new file mode 100644
index 0000000..12e0ee6
--- /dev/null
+++ b/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-ifieee80211-data.h
@@ -0,0 +1,24 @@
+/* generated by userspace-header-gen.py */
+#include <rtems/linkersets.h>
+#include "rtems-bsd-ifconfig-data.h"
+/* ifieee80211.c */
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int col);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static char spacer);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static char const *modename[14]);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ieee80211req_chaninfo *chaninfo);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ieee80211_regdomain regdomain);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int gotregdomain);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ieee80211_roamparams_req roamparams);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int gotroam);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ieee80211_txparams_req txparams);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int gottxparams);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ieee80211_channel curchan);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int gotcurchan);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ifmediareq *ifmr);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int htconf);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int gothtconf);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct ieee80211_clone_params params);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct cmd ieee80211_cmds[177]);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static struct afswtch af_ieee80211);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int vhtconf);
+RTEMS_LINKER_RWSET_CONTENT(bsd_prog_ifconfig, static int gotvhtconf);
diff --git a/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-namespace.h b/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-namespace.h
index 5bf653b..f9d1633 100644
--- a/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-namespace.h
+++ b/freebsd/sbin/ifconfig/rtems-bsd-ifconfig-namespace.h
@@ -15,11 +15,11 @@
#define clone_ctor _bsd_ifconfig_clone_ctor
#define clone_setdefcallback _bsd_ifconfig_clone_setdefcallback
/* ifconfig.c */
-#define setaddr _bsd_ifconfig_setaddr
#define ifr _bsd_ifconfig_ifr
#define name _bsd_ifconfig_name
#define descr _bsd_ifconfig_descr
#define descrlen _bsd_ifconfig_descrlen
+#define setaddr _bsd_ifconfig_setaddr
#define setmask _bsd_ifconfig_setmask
#define doalias _bsd_ifconfig_doalias
#define clearaddr _bsd_ifconfig_clearaddr
@@ -49,6 +49,8 @@
#define gre_ctor _bsd_ifconfig_gre_ctor
/* ifgroup.c */
#define group_ctor _bsd_ifconfig_group_ctor
+/* ifieee80211.c */
+#define ieee80211_ctor _bsd_ifconfig_ieee80211_ctor
/* iflagg.c */
#define lacpbuf _bsd_ifconfig_lacpbuf
#define lagg_ctor _bsd_ifconfig_lagg_ctor
diff --git a/libbsd.py b/libbsd.py
index 880ba0d..7f48405 100755
--- a/libbsd.py
+++ b/libbsd.py
@@ -1945,6 +1945,8 @@ def user_space(mm):
'include/rpcsvc/ypclnt.h',
'include/rpcsvc/yp_prot.h',
'include/sysexits.h',
+ 'lib/lib80211/lib80211_ioctl.h',
+ 'lib/lib80211/lib80211_regdomain.h',
'lib/libc/db/btree/btree.h',
'lib/libc/db/btree/extern.h',
'lib/libc/db/recno/extern.h',
@@ -2040,6 +2042,8 @@ def user_space(mm):
'bin/hostname/hostname.c',
'contrib/libxo/libxo/libxo.c',
'contrib/libxo/libxo/xo_encoder.c',
+ 'lib/lib80211/lib80211_ioctl.c',
+ 'lib/lib80211/lib80211_regdomain.c',
'lib/libc/gen/err.c',
'lib/libc/gen/feature_present.c',
'lib/libc/gen/getdomainname.c',
@@ -2220,6 +2224,7 @@ def user_space(mm):
'sbin/ifconfig/ifgif.c',
'sbin/ifconfig/ifgre.c',
'sbin/ifconfig/ifgroup.c',
+ 'sbin/ifconfig/ifieee80211.c',
'sbin/ifconfig/iflagg.c',
'sbin/ifconfig/ifmac.c',
'sbin/ifconfig/ifmedia.c',
@@ -2262,6 +2267,45 @@ def user_space(mm):
return mod
#
+# Contrib expat
+#
+def contrib_expat(mm):
+ mod = builder.Module('contrib_expat')
+ cflags = ['-DHAVE_MEMMOVE=1']
+ mod.addRTEMSHeaderFiles(
+ [
+ 'include/bsdxml.h',
+ ]
+ )
+ mod.addUserSpaceHeaderFiles(
+ [
+ 'contrib/expat/lib/ascii.h',
+ 'contrib/expat/lib/asciitab.h',
+ 'contrib/expat/lib/expat_external.h',
+ 'contrib/expat/lib/expat.h',
+ 'contrib/expat/lib/iasciitab.h',
+ 'contrib/expat/lib/internal.h',
+ 'contrib/expat/lib/latin1tab.h',
+ 'contrib/expat/lib/nametab.h',
+ 'contrib/expat/lib/utf8tab.h',
+ 'contrib/expat/lib/xmlrole.h',
+ 'contrib/expat/lib/xmltok.h',
+ 'contrib/expat/lib/xmltok_impl.h',
+ ]
+ )
+ mod.addUserSpaceSourceFiles(
+ [
+ 'contrib/expat/lib/xmlparse.c',
+ 'contrib/expat/lib/xmlrole.c',
+ 'contrib/expat/lib/xmltok.c',
+ 'contrib/expat/lib/xmltok_impl.c',
+ 'contrib/expat/lib/xmltok_ns.c',
+ ],
+ mm.generator['source'](cflags)
+ )
+ return mod
+
+#
# Contrib libpcap
#
def contrib_libpcap(mm):
@@ -2830,6 +2874,7 @@ def sources(mm):
mm.addModule(in_cksum(mm))
mm.addModule(user_space(mm))
+ mm.addModule(contrib_expat(mm))
mm.addModule(contrib_libpcap(mm))
mm.addModule(usr_sbin_tcpdump(mm))
diff --git a/libbsd_waf.py b/libbsd_waf.py
index 6b49271..ae3ea99 100644
--- a/libbsd_waf.py
+++ b/libbsd_waf.py
@@ -66,6 +66,7 @@ def build(bld):
includes += ["freebsd/sys/contrib/pf"]
includes += ["freebsd/sys/net"]
includes += ["freebsd/include"]
+ includes += ["freebsd/lib"]
includes += ["freebsd/lib/libc/include"]
includes += ["freebsd/lib/libc/isc/include"]
includes += ["freebsd/lib/libc/resolv"]
@@ -73,6 +74,7 @@ def build(bld):
includes += ["freebsd/lib/libkvm"]
includes += ["freebsd/lib/libmemstat"]
includes += ["freebsd/lib/libipsec"]
+ includes += ["freebsd/contrib/expat/lib"]
includes += ["freebsd/contrib/libpcap"]
includes += ["freebsd/contrib/libxo"]
includes += ["rtemsbsd/sys"]
@@ -230,9 +232,24 @@ def build(bld):
libbsd_use += ["yacc_pfctly"]
# Objects built with different CFLAGS
- objs01_source = ['freebsd/bin/hostname/hostname.c',
+ objs01_source = ['freebsd/contrib/expat/lib/xmlparse.c',
+ 'freebsd/contrib/expat/lib/xmlrole.c',
+ 'freebsd/contrib/expat/lib/xmltok.c',
+ 'freebsd/contrib/expat/lib/xmltok_impl.c',
+ 'freebsd/contrib/expat/lib/xmltok_ns.c']
+ bld.objects(target = "objs01",
+ features = "c",
+ cflags = cflags,
+ includes = [] + includes,
+ defines = defines + ['HAVE_MEMMOVE=1'],
+ source = objs01_source)
+ libbsd_use += ["objs01"]
+
+ objs02_source = ['freebsd/bin/hostname/hostname.c',
'freebsd/contrib/libxo/libxo/libxo.c',
'freebsd/contrib/libxo/libxo/xo_encoder.c',
+ 'freebsd/lib/lib80211/lib80211_ioctl.c',
+ 'freebsd/lib/lib80211/lib80211_regdomain.c',
'freebsd/lib/libc/gen/err.c',
'freebsd/lib/libc/gen/feature_present.c',
'freebsd/lib/libc/gen/getdomainname.c',
@@ -413,6 +430,7 @@ def build(bld):
'freebsd/sbin/ifconfig/ifgif.c',
'freebsd/sbin/ifconfig/ifgre.c',
'freebsd/sbin/ifconfig/ifgroup.c',
+ 'freebsd/sbin/ifconfig/ifieee80211.c',
'freebsd/sbin/ifconfig/iflagg.c',
'freebsd/sbin/ifconfig/ifmac.c',
'freebsd/sbin/ifconfig/ifmedia.c',
@@ -449,24 +467,24 @@ def build(bld):
'freebsd/usr.bin/netstat/unix.c',
'freebsd/usr.bin/vmstat/vmstat.c',
'freebsd/usr.sbin/arp/arp.c']
- bld.objects(target = "objs01",
+ bld.objects(target = "objs02",
features = "c",
cflags = cflags,
includes = [] + includes,
defines = defines + ['INET', 'INET6'],
- source = objs01_source)
- libbsd_use += ["objs01"]
+ source = objs02_source)
+ libbsd_use += ["objs02"]
- objs02_source = ['rtemsbsd/mghttpd/mongoose.c']
- bld.objects(target = "objs02",
+ objs03_source = ['rtemsbsd/mghttpd/mongoose.c']
+ bld.objects(target = "objs03",
features = "c",
cflags = cflags,
includes = [] + includes,
defines = defines + ['NO_CGI', 'NO_POPEN', 'NO_SSL', 'USE_WEBSOCKET'],
- source = objs02_source)
- libbsd_use += ["objs02"]
+ source = objs03_source)
+ libbsd_use += ["objs03"]
- objs03_source = ['freebsd/lib/libc/db/btree/bt_close.c',
+ objs04_source = ['freebsd/lib/libc/db/btree/bt_close.c',
'freebsd/lib/libc/db/btree/bt_conv.c',
'freebsd/lib/libc/db/btree/bt_debug.c',
'freebsd/lib/libc/db/btree/bt_delete.c',
@@ -490,15 +508,15 @@ def build(bld):
'freebsd/lib/libc/db/recno/rec_search.c',
'freebsd/lib/libc/db/recno/rec_seq.c',
'freebsd/lib/libc/db/recno/rec_utils.c']
- bld.objects(target = "objs03",
+ bld.objects(target = "objs04",
features = "c",
cflags = cflags,
includes = [] + includes,
defines = defines + ['INET6', '__DBINTERFACE_PRIVATE'],
- source = objs03_source)
- libbsd_use += ["objs03"]
+ source = objs04_source)
+ libbsd_use += ["objs04"]
- objs04_source = ['dhcpcd/arp.c',
+ objs05_source = ['dhcpcd/arp.c',
'dhcpcd/auth.c',
'dhcpcd/bpf.c',
'dhcpcd/common.c',
@@ -520,15 +538,15 @@ def build(bld):
'dhcpcd/ipv6nd.c',
'dhcpcd/net.c',
'dhcpcd/platform-bsd.c']
- bld.objects(target = "objs04",
+ bld.objects(target = "objs05",
features = "c",
cflags = cflags,
includes = [] + includes,
defines = defines + ['INET', 'INET6', 'MASTER_ONLY', 'THERE_IS_NO_FORK', '__FreeBSD__'],
- source = objs04_source)
- libbsd_use += ["objs04"]
+ source = objs05_source)
+ libbsd_use += ["objs05"]
- objs05_source = ['freebsd/contrib/libpcap/bpf_image.c',
+ objs06_source = ['freebsd/contrib/libpcap/bpf_image.c',
'freebsd/contrib/libpcap/etherent.c',
'freebsd/contrib/libpcap/fad-getad.c',
'freebsd/contrib/libpcap/gencode.c',
@@ -541,15 +559,15 @@ def build(bld):
'freebsd/contrib/libpcap/savefile.c',
'freebsd/contrib/libpcap/sf-pcap-ng.c',
'freebsd/contrib/libpcap/sf-pcap.c']
- bld.objects(target = "objs05",
+ bld.objects(target = "objs06",
features = "c",
cflags = cflags,
includes = [] + includes,
defines = defines + ['BSD=1', 'HAVE_INTTYPES=1', 'HAVE_LIMITS_H=1', 'HAVE_NET_IF_MEDIA_H=1', 'HAVE_SNPRINTF=1', 'HAVE_SOCKADDR_SA_LEN=1', 'HAVE_STDINT=1', 'HAVE_STRERROR=1', 'HAVE_STRLCPY=1', 'HAVE_SYS_IOCCOM_H=1', 'HAVE_VSNPRINTF=1', 'INET6', '_U_=__attribute__((unused))', '__FreeBSD__=1'],
- source = objs05_source)
- libbsd_use += ["objs05"]
+ source = objs06_source)
+ libbsd_use += ["objs06"]
- objs06_source = ['freebsd/contrib/tcpdump/addrtoname.c',
+ objs07_source = ['freebsd/contrib/tcpdump/addrtoname.c',
'freebsd/contrib/tcpdump/af.c',
'freebsd/contrib/tcpdump/bpf_dump.c',
'freebsd/contrib/tcpdump/checksum.c',
@@ -692,13 +710,13 @@ def build(bld):
'freebsd/contrib/tcpdump/smbutil.c',
'freebsd/contrib/tcpdump/tcpdump.c',
'freebsd/contrib/tcpdump/util.c']
- bld.objects(target = "objs06",
+ bld.objects(target = "objs07",
features = "c",
cflags = cflags,
includes = ['freebsd/contrib/tcpdump', 'freebsd/usr.sbin/tcpdump/tcpdump'] + includes,
defines = defines + ['HAVE_CONFIG_H=1', 'HAVE_NET_PFVAR_H=1', 'INET6', '_U_=__attribute__((unused))', '__FreeBSD__=1'],
- source = objs06_source)
- libbsd_use += ["objs06"]
+ source = objs07_source)
+ libbsd_use += ["objs07"]
source = ['freebsd/sys/arm/xilinx/zy7_slcr.c',
'freebsd/sys/cam/cam.c',
diff --git a/rtemsbsd/include/bsdxml.h b/rtemsbsd/include/bsdxml.h
new file mode 100644
index 0000000..a562755
--- /dev/null
+++ b/rtemsbsd/include/bsdxml.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2016 embedded brains GmbH. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Dornierstr. 4
+ * 82178 Puchheim
+ * Germany
+ * <rtems at embedded-brains.de>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef BSDXML_H
+#define BSDXML_H
+
+/*
+ * Note: On FreeBSD the bsdxml.h is generated out of the expat.h using some
+ * source manipulations. See freebsd-org/lib/libexpat/Makefile for more details.
+ */
+
+#ifdef __VMS
+#error FIXME __VMS should not be defined here.
+#endif /* __VMS */
+
+#include <expat.h>
+
+#endif /* BSDXML_H */
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