1#!/bin/sh
2#$Id$
3# Create Adobe-PostScript file that graphically displays the output of
4# dumpe2fs(8). Use "dumpe2fs | dconf" to create a PostScript file on stdout.
5# Developed and tested for Linux 1.0.
6# Copyright (c) 1994
7# Ulrich Windl
8# ALte Regensburger Strasse 11a
9# D-93149 Nittenau, Germany
10# <Ulrich.Windl@rz.uni-regensburg.de>
11SELF=`basename $0`
12AWKFILE=/tmp/${SELF}.awk
13TEMPFILE=/tmp/${SELF}.tmp
14echo '
15BEGIN {
16	print "B"
17}
18/^Inode count:/ {
19	ic=$3; next
20}
21/^Block count:/ {
22	bc=$3; next
23}
24/^First block:/ {
25	fb=$3; next
26}
27/^Block size:/ {
28	bs=$3; next
29}
30/^Blocks per group:/ {
31	bpg=$4
32	printf("BC %d\n", bpg)
33	printf("GC %d\n", (bc + bpg - 1) / bpg)
34	next
35}
36/^Inodes per group:/ {
37	ipg=$4; next
38}
39/^Last write time:/ {
40	lwtime=$0; gsub("Last write time:[ ]+", "", lwtime)
41	printf("T %s\n", lwtime)
42	next
43}
44/^Group [0-9]+:/ {
45	group=$2; gsub(":", "", group)
46	block=""
47	group_start=group*bpg+fb
48	group_end=group_start+bpg
49	printf("G %d : %d - %d\n", group, group_start, group_end)
50	next
51}
52/^[ ]+Free blocks: / {
53	for ( i=3; i < NF; ++i ) {
54		block=$i; gsub(",", "", block)
55		if ( index(block, "-") == 0 ) block=block "-" block
56		pos=index(block, "-")
57		printf("FB %d-%d\n",
58		       substr(block, 0, pos) - group_start,
59		       substr(block, pos + 1) - group_start)
60	}
61	if ( block == "" ) printf("Group %d is full\n", group)
62	print "----"
63	next
64}
65END {
66	printf("E %s\n", lwtime)
67}' >$AWKFILE
68awk -f $AWKFILE $* >$TEMPFILE
69echo '
70BEGIN {
71        printf("%%!PS-Adobe\n")
72        printf("%%%%BoundingBox: 0 0 1 1\n")
73	printf("/rect {/y2 exch def /x2 exch def /y1 exch def /x1 exch def\n")
74	printf("       newpath x1 y1 moveto x2 y1 lineto x2 y2 lineto\n")
75	printf("       x1 y2 lineto closepath} def\n")
76	printf("/fb {rect gsave 1.0 setgray fill grestore} def\n")
77	printf("/dg {rect gsave gsave 0.0 setgray fill grestore\n")
78	printf("     0.5 setgray stroke grestore} def\n")
79	printf("/textxy {moveto show} bind def\n")
80	printf("0.0001 setlinewidth\n")
81}
82$1 == "GC" && NF == 2 {
83	number_of_groups=$2
84	printf("/Times-Roman findfont %g scalefont setfont\n",
85	       1.0 / number_of_groups)
86	next
87}
88$1 == "BC" && NF == 2 {
89	blocks_per_group=$2; next
90}
91$1 == "T" && NF > 1 {
92	printf("(%s) %g %g textxy\n",
93	       substr($0, 2), 0, 1.02)
94	next
95}
96$1 == "G" && NF == 6 && $3 == ":" && $5 == "-" {
97	group_index=$2
98	gs=$4
99	ge=$6
100	height=1.0 / number_of_groups
101	vstart=group_index * height
102	printf("%% group %d of %d:\n0 %g 1 %g dg\n",
103	       group_index, number_of_groups, vstart, vstart + height)
104	printf("(Group %s) 1.02 %g textxy\n", group_index, vstart)
105	next
106}
107$1 == "FB" && NF == 2 {
108	pos = index($2, "-")
109	printf("%% hole %s\n%g %g %g %g fb\n",
110	       $2, substr($2, 0, pos) / blocks_per_group, vstart,
111	       (substr($2, pos + 1) + 1) / blocks_per_group, vstart + height)
112	next
113}
114END {
115    	printf("%%%%EOF\n")
116}
117' >$AWKFILE
118awk -f $AWKFILE $TEMPFILE
119