#
# Function library for buildpkg framework
# It adds support for creating Solaris packages in 'sysv' format
#
# Define tool programs
# *only* platform specific tools should be listed here
# generic tools go in buildpkg.functions
PKGMK=/usr/bin/pkgmk
PKGTRANS=/usr/bin/pkgtrans
PKGPROTO=/usr/bin/pkgproto

# Override generic location
STRIP=/usr/ccs/bin/strip

META_CLEAN="prototype prototype.in pkginfo"

# Define defaults
# pkginfo information.
# The following 3 vars will be used when constructing the pkginfo file
# Override as necessary.
pkgcat="application"	# A reasonable default
pkgvendor="http://change/me/please"
pkgdesc="mumble mubmle... hmm someone forgot to fill this out!"

cpu=sparcv9
os=sol`$UNAME -r`

# Default pkginfo.in file
pkginfo=$buildpkgbase/scripts/pkginfo.in

# Variables that control functionality
usedepend=1 # default to looking for a depend file in $metadir

# Host specific configuration
[ -r $buildpkgbase/scripts/config.`hostname`.solaris ] && . $buildpkgbase/scripts/config.`hostname`.solaris

# Distfiles should be named like this
# <name>-<version>-<pkgver>.sb-<os>-<cpu>-<pkgdirdesig>
# ie: libmad-0.14.2b-1.sb-sol5.8-sparcv9-local
distfile=$topdir-$version-$pkgver.sb-$os-$cpu-$pkgdirdesig

##################################################### 
# "external" functions
#####################################################

# make_pkg(): Create the final package
# params: none
#
make_pkg()
{
    echo "Creating package and transferring it to datastream format"
    $PKGMK -r `pwd` -d $buildpkgbase/$topdir -o -f $metadir/prototype
    $PKGTRANS -o -s $buildpkgbase/$topdir $distdir/$distfile $pkgname
    echo "Done. Package was created as $distfile"
}

# pack_info(): Create the pkginfo file
# params: none
# Will create the pkginfo file with pkginfo.in as a template
# Both the template and the result will be in $metadir
# Substitutions will be done on pkgname,version,pkgver,name & topinstalldir
# they will be replaced with the value of their variable counterparts
pack_info()
{
    $SED -e "s#%%pkgname%%#$pkgname#g" \
	-e "s#%%version%%#$version#g" \
	-e "s#%%pkgcat%%#$pkgcat#g" \
	-e "s#%%pkgvendor%%#$pkgvendor#g" \
	-e "s#%%pkgver%%#$pkgver#g" \
	-e "s#%%name%%#$name#g" \
	-e "s#%%topinstalldir%%#$topinstalldir#g" \
	-e "s#%%pkgdesc%%#$pkgdesc#g" \
	$pkginfo > $metadir/pkginfo
}

# prototype(): Create a prototype file for pkgmk
# params: $1 = owner $2 = group $3 = [script|noscript]
# $1 &  $2 will list the owner and group that is to be applied to all files
# pkginfo and depend (if it exists) will automatically be added to prototype file
# $3 will define whether or not to automatically include any post/pre scripts found
# in $topdir/meta. Pr. default postinstall,preinstall,postremove,preremove are the filenames
# it will look for.
# $3 can be omitted and in that case prototype will behave as if $3=noscript
prototype()
{
    local owner=$1
    local group=$2

    $FIND . -print|$PKGPROTO > $metadir/prototype.in
    $CAT $metadir/prototype.in | $AWK -v owner="$owner" -v group="$group" \
	'{ $5=owner; $6=group; print; }' > $metadir/prototype

    add_meta_file pkginfo "$metadir/pkginfo"

    # If a dependency file is available then use it
    [ -r $metadir/depend -a $usedepend -eq 1 ] && add_meta_file depend "$metadir/depend"

    case $3 in
	'script')   [ -r $metadir/preinstall ] && add_meta_file preinstall "$metadir/preinstall"
		    [ -r $metadir/postinstall ] && add_meta_file postinstall "$metadir/postinstall"
		    [ -r $metadir/preremove ] && add_meta_file preremove "$metadir/preremove"
		    [ -r $metadir/postremove ] && add_meta_file postremove "$metadir/postremove"
		    ;;
	'noscript') ;;
    esac
}

# add_meta_file(): add a metafile entry to the prototype file
# params: $1 = keyword $2 = filename
# Additions will be done to the file $metadir/prototype
add_meta_file()
{
    local arg1=${1-'x'}
    if [ "$arg1" == "x" ]; then
	error $E_MISSING_ARGS add_meta_file
    fi
    local arg2=${2-'x'}
    if [ "$arg2" == "x" ]; then
	error $E_MISSING_ARGS add_meta_file
    fi
    if [ -r "$arg2" ]; then
	echo "i $arg1=$arg2" >> $metadir/prototype
    else
	error $E_BAD_FILE add_meta_file
    fi
}
# add_file(): add a file entry to the prototype file
# params: $1 = owner $2 = group $3 = permissions $4 = filename
# Additions will be done to the file $metadir/prototype
# $4 must be relative to $stagedir$prefix (or just $stagedir if using shortroot)
# We will not check for the existence of $4
add_file()
{
    local arg1=${1-'x'}
    if [ "$arg1" == "x" ]; then
	error $E_MISSING_ARGS add_meta
    fi
    local arg2=${2-'x'}
    if [ "$arg2" == "x" ]; then
	error $E_MISSING_ARGS add_meta
    fi
    local arg3=${3-'x'}
    if [ "$arg2" == "x" ]; then
	error $E_MISSING_ARGS add_meta
    fi
    if [ -r "$arg4" ]; then
	echo "f none $arg4 $3 $1 $2" >> $metadir/prototype
    else
	error $E_BAD_FILE add_meta_file
    fi
}

#####################################################
# Define generic functions for different build stages
#####################################################
# generic_pack(): Build package using files from 'install' stage
# params: none
# We expect generic_install to have made $stagedir the "root" dir
# in that all paths below will be complete (ie. /usr/local/bin and not
# just bin) *unless* shortroot=1.
generic_pack()
{
    if [ "$1" == "shortroot" ]; then
	error $E_ARG_OBSO generic_pack
    fi
    clean meta
    if [ "$shortroot" -eq 1 ]; then
	setdir "$stagedir"
    else
	setdir "$stagedir$prefix"
    fi
    pack_info
    prototype root bin script
    make_pkg
}