-
Notifications
You must be signed in to change notification settings - Fork 0
/
matlabd
executable file
·81 lines (71 loc) · 2.77 KB
/
matlabd
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
#!/bin/bash
# Copyright (c) 2011, Joshua V Dillon
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or
# without modification, are permitted provided that the
# following conditions are met:
# * Redistributions of source code must retain the above
# copyright notice, this list of conditions and the
# following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the
# following disclaimer in the documentation and/or other
# materials provided with the distribution.
# * Neither the name of the author nor the names of its
# contributors may be used to endorse or promote products
# derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY JOSHUA V DILLON ''AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JOSHUA
# V DILLON BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# matlabd:
# Bash script to allow communication to a Matlab pipe.
#
# Author:
# Joshua V Dillon
#
# Revision History:
# Jan. 20. 2011 First release.
#
# @ Michael Tetemke Mehari
# July. 31. 2016 Second release.
if [[ ! -p /tmp/mlpipe ]]; then
mkfifo /tmp/mlpipe;
fi
# Some times when listing open files (i.e. lsof), fuse filesystem might complain. Redirect stderr to /dev/null
if [[ -z "$(lsof /tmp/mlpipe 2>/dev/null)" ]]; then
MATLAB=""
CMD="tail -f /tmp/mlpipe | $MATLAB 1> /tmp/matlab.out 2>/tmp/matlab.err &"
nohup bash -c "$CMD" &>/tmp/matlab.nohup
sleep inf &
echo "pwd;kill($!,9);" >/tmp/mlpipe
wait &>/dev/null
fi
# Before commands are executed, empty output and error message holders
truncate -s 0 /tmp/matlab.out
truncate -s 0 /tmp/matlab.err
sleep inf &
PID=$!
if [[ -f "$*" ]]; then
sed -u "1d;\$a\\" "$*" >/tmp/mlpipe
else
echo "try,$*,catch ME,disp(['ERROR: ' ME.message]); end;" >/tmp/mlpipe
fi
echo "kill($PID,9);" >/tmp/mlpipe
wait &>/dev/null
# Matlab by default places the prompt character (i.e. >>) at the end. Remove it
# Also remove preceding null characters from output and error message holders
#sed -e 's/\x0//g' -e ':a;N;$!ba;s/\n//g' -e '$ s/.\{6\}$//' /tmp/matlab.out
sed -e 's/\x0//g' -e '$ s/.\{6\}$//' /tmp/matlab.out
sed -e 's/\x0//g' /tmp/matlab.err 1>&2