blob: 6bd12b26b376d865475085ab101358c35916e6dd (
plain) (
blame)
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
|
#!/bin/sh
err() {
{ set +x; } 2>/dev/null
echo "$@" >&2
exit 1
}
ensure_noset() {
[ $# -lt 1 ] && return 0
$@ || err failed executing: "$@"
}
ensure() {
{ set +x; } 2>/dev/null
[ $# -lt 1 ] && return 0
$@ || err failed executing: "$@"
{ set -x; } 2>/dev/null
}
rxrand="$(base64 < /dev/random | tr -d '/+=' | head -c 10)"
opwd="$(pwd)"
ensure_noset mkdir /tmp/websvgtex-$rxrand
ensure_noset cd /tmp/websvgtex-$rxrand
cat >m.tex <<EOF
\documentclass[preview]{standalone}
\usepackage{amsmath}
\begin{document}
EOF
cat /dev/stdin >>m.tex
cat >>m.tex <<EOF
\end{document}
EOF
{ set -x; } 2>/dev/null
ensure latex m.tex
ensure latex m.tex
ensure dvips m.dvi
ensure inkscape m.ps --export-plain-svg --export-filename=m.svg
ensure mv m.svg "$opwd"
|