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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
#!/bin/bash
#
# BE CAREFUL! THIS SCRIPT IS INVOKED FROM A SETUID ROOT BINARY
#
function printhelp () {
echo "Usage: sys_uname [-h] [OPTION] [ -- mod_path ... ]"
echo "Prints kernel version string for modules"
echo
echo " -h Print this help"
echo " -f Choose closest kernel"
echo " -l List available kernels"
echo " -e Try to find an exact match"
echo " -p Print version string for the running kernel"
exit 1
}
[ "$1" == "--help" ] && printhelp 1>&2
###########################################################
# Parse options
###########################################################
while getopts "hflep" x ; do
WORKED=1
case "$x" in
p) PRINT_THIS_UNAME=Y ;;
f) FIND_CLOSEST=Y ;;
l) FIND_AVAIL=Y ;;
e) FIND_EXACT=Y ;;
h|*) printhelp ; exit 1 ;;
esac
done
[ "$WORKED" != 1 ] && PRINT_THIS_UNAME=Y
shift `expr $OPTIND - 1`
[ $# == 0 -a "$FIND_CLOSEST$FIND_AVAIL$FIND_EXACT" ] && {
printhelp 1>&2 ; exit 1;
}
MOD_PATHS=""
for x in $* ; do
# Only include a directory once
for y in $MOD_PATHS ; do
[ $x = $y -o $x -ef $y ] && x="" ; break
break;
done
MOD_PATHS="$MOD_PATHS $x"
done
###########################################################
# Determine the version string of the running kernel
###########################################################
KVER=`uname -r | cut -d "." -f 2`;
if [ ${KVER} -eq 4 ]; then
unset SMP ALTIVEC
cat /proc/version | grep SMP > /dev/null
[ $? == 0 ] && SMP="-smp"
if [ -f /proc/ksyms ]; then
grep altivec /proc/ksyms
[ $? != 0 ] && ALTIVEC="-noav"
fi
THIS_UNAME=`uname -r`$SMP$ALTIVEC
else
THIS_UNAME=`uname -r`
fi
###########################################################
# Find all...
###########################################################
function find_avail () {
for x in $MOD_PATHS ; do
test -d $x || continue;
cd $x || continue;
_AVAIL=`find $x -maxdepth 1 -type d -exec test -f '{}/mol.o' -o -f '{}/mol.ko' \; -print`
for x in $_AVAIL ; do
echo $x
done
done
}
###########################################################
# Do it...
###########################################################
[ "$PRINT_THIS_UNAME" ] && {
echo $THIS_UNAME
exit 0
}
[ "$FIND_EXACT" ] && {
for x in $MOD_PATHS ; do
[ -f $x/$THIS_UNAME/mol.o -o -f $x/$THIS_UNAME/mol.ko ] && {
echo $x/$THIS_UNAME
exit 0
}
done
exit 1
}
[ "$FIND_AVAIL" ] && {
find_avail
}
[ "$FIND_CLOSEST" ] && {
AVAIL=`find_avail`
unset AVAIL_UNAMES
for x in $AVAIL ; do
AVAIL_UNAMES="$AVAIL_UNAMES `echo $x | sed s/.*modules[/]//`"
done
MATCH=`$BIN_DIR/kver_approx $THIS_UNAME $AVAIL_UNAMES` || exit $?
for x in $AVAIL ; do
s=`echo $x | sed s/.*modules[/]//`
[ "$s" = "$MATCH" ] && { echo $x ; exit 0 ; }
done
}
exit 0
|
