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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
:
#
# ----------------------------------------------------------------------------
# "THE BEER-WARE LICENSE" (Revision 42):
# <phk@login.dknet.dk> wrote this file. As long as you retain this notice you
# can do whatever you want with this stuff. If we meet some day, and you think
# this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
# ----------------------------------------------------------------------------
#
# $Id$
#
# During installation, we suffer badly of we have to run MAKEDEV. MAKEDEV
# need sh, ln, chown, mknod, awk, rm, test and probably emacs too when
# we come down to it. So instead this script will make a C-procedure which
# makes all the B & C nodes of a specified directory.
#
# Poul-Henning
(cd $1; ls -li ) | sed 's/,//' | awk '
BEGIN {
while (getline < "/etc/passwd") {
split($0,a,":")
uid[a[1]] = a[3]
}
while (getline < "/etc/group") {
split($0,a,":")
gid[a[1]] = a[3]
}
printf("/*\n");
printf(" * This file is generated from the contents of /dev\n");
printf(" */\n");
printf("#define CHK(foo) {i = foo;}\n");
printf("#include <unistd.h>\n");
printf("#include <sys/types.h>\n");
printf("#include <sys/stat.h>\n");
printf("int makedevs()\n{\n\tint i=0;\n");
}
{
printf ("/* %s */\n",$0)
$4 = uid[$4]
$5 = gid[$5]
if (substr($2,1,1) == "b") {
k="S_IFBLK"
} else if (substr($2,1,1) == "c") {
k="S_IFCHR"
} else if (substr($2,1,1) == "d") {
next
} else if (substr($2,1,1) == "-") {
next
} else {
next
}
m = 0;
if (substr($2,2,1) == "r") m += 400;
if (substr($2,3,1) == "w") m += 200;
if (substr($2,4,1) == "x") m += 100;
if (substr($2,5,1) == "r") m += 40;
if (substr($2,6,1) == "w") m += 20;
if (substr($2,7,1) == "x") m += 10;
if (substr($2,8,1) == "r") m += 4;
if (substr($2,9,1) == "w") m += 2;
if (substr($2,10,1) == "x") m += 1;
if (a[$1] != 0) {
printf ("\tCHK(link(\"%s\",\"%s\"));\n", \
a[$1],$11)
} else {
printf ("\tCHK(mknod(\"%s\",%s,makedev(%d,%d)));\n", \
$11, k, $6, $7)
printf ("\tCHK(chmod(\"%s\",0%d));\n", \
$11, m)
printf ("\tCHK(chown(\"%s\",%d,%d));\n", \
$11, $4,$5)
a[$1] = $11
}
}
END {
printf("\treturn i;\n}\n");
}
'
|
