add comment on varnames

Signed-off-by: Thorsten Glaser <tg@mirbsd.org>

package/pkgmaker

@@ -7,29 +7,29 @@ fi
 
 for subdir in bash bc mksh; do
 	cd $subdir
-	pn=$($GMAKE show=PKG_NAME)
-	pa=$($GMAKE show=ALL_PKGOPTS)
-	pfl=$($GMAKE show=PKG_FLAVOURS)
-	typeset -u pnu=$pn
-	pd=$($GMAKE show=PKG_DESCR)
-	ph=$($GMAKE show=PKG_URL)
+	pn=$($GMAKE show=PKG_NAME)		# pn: package name
+	pa=$($GMAKE show=ALL_PKGOPTS)		# pa: all subpackage options
+	pfl=$($GMAKE show=PKG_FLAVOURS)		# pfl: all package flavours
+	typeset -u pnu=$pn			# pnu: package name uppercase
+	pd=$($GMAKE show=PKG_DESCR)		# pd: package description
+	ph=$($GMAKE show=PKG_URL)		# ph: package homepage
 
 	(
 	print "config ADK_COMPILE_$pnu"
 	print \\ttristate
 	print -n \\tdepends on
-	sp=' '
-	for xu in $pa; do
+	sp=' '					# local sp: space (or ' || ')
+	for xu in $pa; do			# xu: package option uppercase
 		print -n "${sp}ADK_PACKAGE_$xu"
 		sp=' || '
 	done
 	print
 	print \\tdefault n
 
-	for xu in $pa; do
-		x=$($GMAKE show=PKGNAME_$xu)
+	for xu in $pa; do			# xu: package option uppercase
+		x=$($GMAKE show=PKGNAME_$xu)	# x: subpackage name
 		print \\nconfig ADK_PACKAGE_$xu
-		xf=$x
+		xf=$x				# xf: subpackage name ........
 		while (( ${#xf} < 34 )); do
 			xf=$xf.
 		done
@@ -45,7 +45,7 @@ for subdir in bash bc mksh; do
 		fi
 	done
 
-	for pf in $pfl; do
+	for pf in $pfl; do			# pf: package flavour
 		pfd=$($GMAKE show=PKGFD_$pf)
 		print
 		print config ADK_PACKAGE_${pnu}_$pf