1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
#!/bin/sh
DISTCFG=build/distcfg.mk
[ -s "$DISTCFG" ] || exit 1
VARIABLES=
echo "graph { rankdir=LR;"
echo " { node [height=.1,width=.3,fontname=Helvetica,fontsize=10];"
feat_vars()
{
FEATURE=
while read first second rest; do
case "$first" in
\#[A-Z]*)
continue;; # overridden feature
\#) # feature mark
case "$second" in
profile/*)
FEATURE=;;
*)
FEATURE="$second";;
esac
;;
*)
case "$second" in
=|+=|?=)
case "$first" in
DISTCFG_MK|SUBPROFILES|FEATURES|IMAGE*|MKIMAGE_*)
continue;;
*)
VAR="$first"
VARIABLES="$VARIABLES; $VAR"
;;
esac
;;
*)
continue;;
esac
;;
esac
[ -n "$FEATURE" -a -n "$VAR" ] || continue
echo " \"$FEATURE\" -- \"$VAR\";"
done < "$DISTCFG"
echo " { node [shape=box]$VARIABLES; }"
}
feat_vars | LC_COLLATE=C sort -ru
echo " }"
echo "}"