#!/bin/ksh
#
# This file and its contents are supplied under the terms of the
# Common Development and Distribution License ("CDDL"), version 1.0.
# You may only use this file in accordance with the terms of version
# 1.0 of the CDDL.
#
# A full copy of the text of the CDDL should have accompanied this
# source.  A copy of the CDDL is also available via the Internet at
# http://www.illumos.org/license/CDDL.
#

#
# Copyright 2021 Tintri by DDN, Inc. All rights reserved.
#

# Use normal make (not dmake) by default.
make=${MAKE:-make}

# Set this if you want to use dbx or gdb:
# export SOURCEDEBUG=yes

[ -n "$SRC" ] || {
  echo "SRC not set.  Run 'ws' or 'bldenv' first."
  exit 1
}

cpu=`uname -p`
case $cpu in
i386)
	x=intel
	kmdb_arch="amd64"
	mdb_arch="ia32 amd64"
	arch64=amd64
	;;
sparc)
	x=sparc
	kmdb_arch=v9
	mdb_arch="v7 v9"
	arch64=sparcv9
	;;
*)  echo "Unknown architecture" ; exit 1;;
esac

################################################################

build_tools() {
  test -f $SRC/tools/proto/root_i386-nd/opt/onbld/bin/genoffsets ||
    (cd $SRC/tools && $make install)
  (cd $SRC/common/mapfiles; $make install)
}

clobber_tools() {
  (cd $SRC/tools && $make clobber)
  (cd $SRC/common/mapfiles; $make clobber)
}

# end build_tools()


################################################################

do_hdrs() {

targ=$1
if [ "$targ" = clobber ]
then
  (cd $SRC/uts && $make -k clobber_h)
  (cd $SRC/head && $make clobber)
fi

if [ "$targ" = install ]
then
  targ=install_h

  # Just the parts of "make sgs" we need, and
  # skip them if they appear to be done.
  # ... stuff under $SRC
  test -f $SRC/uts/common/sys/priv_names.h ||
    (cd $SRC/uts && $make -k all_h)

  test -f $SRC/head/rpcsvc/nispasswd.h ||
    (cd $SRC/head && $make -k $targ)

  # ... stuff under $ROOT (proto area)
  test -d $ROOT/usr/include/sys ||
    (cd $SRC && $make rootdirs)
  test -f $ROOT/usr/include/sys/types.h ||
    (cd $SRC/uts && $make -k $targ)
  test -f $ROOT/usr/include/rpcsvc/daemon_utils.h ||
    (cd $SRC/head && $make $targ)

  # always update the NFS (kernel) headers to be safe
  (cd $SRC/uts/common/gssapi && $make -k $targ)
  (cd $SRC/uts/common/sys && $make -k $targ)
  (cd $SRC/uts/common/nfs && $make -k $targ)
fi

# Need some library headers too...
for lib in \
  libcmdutils \
  libcryptoutil \
  libidmap \
  libpam \
  libsec \
  libzfs_core \
  libzfs \
  libshare \
  libuutil \
  librpcsvc \
  libmapid
do
  (cd $SRC/lib/$lib && $make $targ)
done
}

# end do_hdrs()


################################################################

do_kern() {
  case $1 in
  *) targ=$1 ;;
  esac
  ( unset SOURCEDEBUG ;
  (cd $SRC/uts/$x/nfs && $make $targ) ;
  (cd $SRC/uts/$x/nfs_dlboot && $make $targ) ;
  (cd $SRC/uts/$x/nfssrv && $make $targ) ;
  (cd $SRC/uts/$x/klmmod && $make $targ) ;
  (cd $SRC/uts/$x/klmops && $make $targ) )
}

# end do_kern()


################################################################

# Note lib1 builds prerequisite libraries not delivered by the
# tar file we create below.  To accelerate clean/install, we
# skip these on clean (but still nuke them for clobber)

do_lib1() {

for lib in \
  libavl \
  libuutil \
  libcmdutils \
  libidmap \
  libzfs_core \
  libzfs
do
  (cd $SRC/lib/$lib && $make $1)
done
}

# lib2 builds stuff we include in the tar file,
# or that we don't mind rebuilding after clean.

do_lib2() {

for lib in \
  librpcsvc \
  libmapid
do
  (cd $SRC/lib/$lib && $make $1)
done

(cd $SRC/lib/libshare && $make $1 PLUGINS=nfs)

}

# end do_lib1() and do_lib2()


################################################################

do_cmds() {

case $1 in
install)
  # mount programs need fslib.o
  (cd $SRC/cmd/fs.d && $make fslib.o)
  (cd $SRC/cmd/fs.d/nfs && $make $1 catalog)
  ;;
clean|clobber)
  (cd $SRC/cmd/fs.d/nfs && $make $1)
  (cd $SRC/cmd/fs.d && $make ${1}_local)
  ;;
esac

# Build the MDB modules, WITH the linktest
(cd $SRC/cmd/mdb/tools && $make $1)

# kmdb_arch is 64-bit only
for a in $kmdb_arch
do
  case $1 in
  install|lint)
    (cd $SRC/cmd/mdb/$x/$a/kmdb &&
	$make kmdb_modlinktest.o )
    ;;
  clean|clobber)
    (cd $SRC/cmd/mdb/$x/$a/kmdb &&
	$make -k $1 )
    ;;
  esac
  (cd $SRC/cmd/mdb/$x/$a/nfs &&
	$make $1 KMDB_LINKTEST_ENABLE= )
  (cd $SRC/cmd/mdb/$x/$a/klmmod &&
	$make $1 KMDB_LINKTEST_ENABLE= )
done
}

# end do_cmds()


################################################################
# This builds $SRC/TAGS (and cscope.files) in a helpful order.

do_tags() {
	(cd $SRC ;
	find uts/common/sys -name '*.[ch]' -print |sort
	find uts/common/net -name '*.[ch]' -print |sort
	find uts/common/netinet -name '*.[ch]' -print |sort
	find uts/common/nfs -name '*.[ch]' -print |sort
	find uts/common/rpc -name '*.[ch]' -print |sort
	find uts/common/klm -name '*.[ch]' -print |sort
	find uts/common/fs/nfs -name '*.[ch]' -print |sort
	find uts/common/gssapi -name '*.[ch]' -print |sort
	find head -name '*.h' -print |sort
	find cmd/fs.d/nfs -name '*.[ch]' -print |sort
	) > $SRC/cscope.files

	(cd $SRC ;
	exctags -e --langmap=c:+.ndl -h ndl -L - < cscope.files
	cscope -b )
}

#end do_tags()


################################################################
# This creates tarfiles one can use to update a test machine.

do_tar() {
	git_rev=`git rev-parse --short=8 HEAD`

# NFS (everything)
	files="
kernel/kmdb/$arch64/klmmod
kernel/kmdb/$arch64/nfs
kernel/misc/$arch64/klmmod
kernel/misc/$arch64/klmops
kernel/misc/$arch64/nfs_dlboot
kernel/misc/$arch64/nfssrv
kernel/fs/$arch64/nfs
kernel/sys/$arch64/nfs
lib/svc/manifest/network/nfs/cbd.xml
lib/svc/manifest/network/nfs/client.xml
lib/svc/manifest/network/nfs/mapid.xml
lib/svc/manifest/network/nfs/nfslogd.xml
lib/svc/manifest/network/nfs/nlockmgr.xml
lib/svc/manifest/network/nfs/rquota.xml
lib/svc/manifest/network/nfs/server.xml
lib/svc/manifest/network/nfs/status.xml
lib/svc/method/nfs-client
lib/svc/method/nfs-server
lib/svc/method/nlockmgr
usr/bin/nfsstat
usr/lib/fs/nfs/$arch64/libshare_nfs.so.1
usr/lib/fs/nfs/libshare_nfs.so.1
usr/lib/fs/nfs/dfmounts
usr/lib/fs/nfs/dfshares
usr/lib/fs/nfs/nfsfind
usr/lib/fs/nfs/showmount
usr/lib/fs/nfs/umount
usr/lib/mdb/kvm/$arch64/klmmod.so
usr/lib/mdb/kvm/$arch64/nfs.so
usr/lib/nfs/libmapid.so.1
usr/lib/nfs/lockd
usr/lib/nfs/mountd
usr/lib/nfs/nfs4cbd
usr/lib/nfs/nfsd
usr/lib/nfs/nfslogd
usr/lib/nfs/nfsmapid
usr/lib/nfs/rquotad
usr/lib/nfs/statd
usr/lib/reparse/$arch64/libnfs_basic.so.1
usr/lib/reparse/libnfs_basic.so.1
usr/sbin/clear_locks
usr/sbin/exportfs
usr/sbin/nfsref
"
	(cd $ROOT && tar cfj ../../nfs-${git_rev}.tar.bz2 $files)

# KLM kmod
	files="
kernel/misc/$arch64/klmmod
kernel/misc/$arch64/klmops
"
	(cd $ROOT && tar cfj ../../klm-${git_rev}.tar.bz2 $files)
}

# end do_tar()


################################################################

if [ "$1" = "" ]; then
  set '?' # force usage
fi

set -x

for arg
do
  case "$arg" in
  install)
    build_tools
    set -e
    do_hdrs $arg
    do_kern $arg
    do_lib1 $arg
    do_lib2 $arg
    do_cmds $arg
    ;;
  clean)
    # intentionally skip: lib1, hdrs, tools
    do_cmds $arg
    do_lib2 $arg
    do_kern $arg
    ;;
  clobber)
    do_cmds $arg
    do_lib2 $arg
    do_lib1 $arg
    do_kern $arg
    do_hdrs $arg
    clobber_tools
    ;;
  tags)
    do_tags
    ;;
  tar)
    do_tar
    ;;
  *)
    echo "Usage: $0 {install|clean|clobber|tags|tar}";
    exit 1;
    ;;
  esac
done