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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
#!/bin/bash
set -e
# enable all globbing that bash can do
shopt -s extglob
. /usr/share/debconf/confmodule
db_version 2.0
db_capb backup
db_settitle matlab-support/title
CONFIGFILE=/etc/matlab/debconf
# Load config file, if it exists.
if [ -e $CONFIGFILE ]; then
. $CONFIGFILE || true
db_set matlab-support/matlab-install-glob "$MATLAB_INSTALL_GLOB"
db_set matlab-support/mexbuild-user "$MATLAB_MEXBUILD_USER"
fi # load config file
# defaults
# where to look for matlabs
matlab_install_glob="$MATLAB_INSTALL_GLOB"
# matlab alternatives as a comma separated list for debconf's select widget
matlab_choices=""
# chosen default matlab version
matlab_default_version=""
# flag whether any previous chosen default version is still a valid choice
matlab_have_old_default=0
# make a good guess of where matlab is if it has never been configured
if [ -z "$matlab_install_glob" ]; then
# is there some matlab somewhere
if command -v matlab > /dev/null; then
# locate
matlab_bin="$(readlink -f $(command -v matlab))"
matlab_install_glob="$(dirname $(dirname $matlab_bin))"
db_set matlab-support/matlab-install-glob "$matlab_install_glob"
fi
fi
# This implements a simple state machine so the back button can be handled.
# taken from debconf demo example
STATE=1
while [ "$STATE" != 0 -a "$STATE" != 6 ]; do
case $STATE in
1)
if [ -z "$MATLAB_INSTALL_GLOB" ]; then
db_fset matlab-support/matlab-install-glob seen false
fi
db_input high matlab-support/matlab-install-glob || true
;;
2)
db_get matlab-support/matlab-install-glob
matlab_install_glob="$RET"
# no location is not good
if [ -z "$matlab_install_glob" ]; then
# fail in non-interactive mode
db_input critical matlab-support/no-matlab-found || \
{ echo "No matlab found and maybe running in non-interactive mode. No way out -- failing..."; exit 1; }
db_fset matlab-support/matlab-install-glob seen false
STATE=0
else
# preserve the old default version to check whether it is still
# there
db_get matlab-support/default-version
matlab_old_default="$RET"
# figure out what versions we have
for mpath in $matlab_install_glob; do
# ignore everything that doesn't look like matlab
[ ! -f $mpath/bin/mex ] && continue
# figure out the version
# The following technique should work until R2018a included
mver=$(grep "ver='" ${mpath}/bin/mex* | cut -d "'" -f 2,2 | head -n1)
if [ -z "$mver" ]; then
# The following technique should work since R2017a
mver=$(sed -En '/<release>/s/.*(R[^<]+).*/\1/p' ${mpath}/VersionInfo.xml)
fi
# somewhat friendly description of this Matlab installation
matlab_id="Matlab ${mver} @ ${mpath}"
# is that the old default?
if [ "$matlab_old_default" = "$matlab_id" ]; then
matlab_have_old_default=1
fi
# make comma-separated list of all choices
if [ -z "$matlab_choices" ]; then
matlab_choices=$matlab_id
else
matlab_choices="${matlab_choices}, $matlab_id"
fi
# configure alternatives
# cannot use plain 'mex' since there is such a binary in
# 'texlive-lang-polish'
update-alternatives --install /usr/bin/matlab matlab \
$mpath/bin/matlab -1 \
--slave /usr/bin/matlab-mex matlab-mex $mpath/bin/mex \
--slave /usr/bin/matlab-mbuild matlab-mbuild $mpath/bin/mbuild
done
fi
;;
3)
# make sure the selection gets displayed if the old default
# vanished
if [ $matlab_have_old_default -eq 0 ]; then
db_fset matlab-support/default-version seen false
fi
# we require at least one valid choice
if [ -z "$matlab_choices" ]; then
db_input critical matlab-support/no-matlab-found || true
db_fset matlab-support/matlab-install-glob seen false
STATE=0
else
# count the number of commas in the choices string to determine
# the number of choices
if [ $(echo $matlab_choices | tr -d -C ',' | wc -c) -gt 0 ]; then
# make sure the default version selection is shown
# whenever there is more than one choice
db_fset matlab-support/default-version seen false
fi
# set the list of version choices
db_subst matlab-support/default-version choices $matlab_choices
db_input high matlab-support/default-version || true
fi
;;
4)
# make sure we have a default
db_get matlab-support/default-version
matlab_default_version="$RET"
if [ -z "$matlab_default_version" ]; then
db_input critical matlab-support/no-matlab-found || true
db_fset matlab-support/matlab-install-glob seen false
STATE=0
else
db_input high matlab-support/mexbuild-user || true
fi
;;
5)
db_input high matlab-support/rename-libs || true
;;
esac
if db_go; then
STATE=$(($STATE + 1))
else
STATE=$(($STATE - 1))
fi
done
db_stop
|
