From 3c3c27e61ba5251ead8b5457e331752c4d4bb1b6 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Fri, 8 Apr 2016 18:30:37 +0200
Subject: fix some errors in setbg-texample; not all

---
 bin/setbg-texample | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'bin')

diff --git a/bin/setbg-texample b/bin/setbg-texample
index 3721944..e577b5b 100755
--- a/bin/setbg-texample
+++ b/bin/setbg-texample
@@ -14,11 +14,13 @@ PAGE=$RANDOM; let "PAGE %= 22"; let "PAGE += 1"
 cd /tmp
 wget -qO texample.html "http://texample.net/tikz/examples/all/?page=$PAGE"
 EXAMPLES="$(grep '^<dl' texample.html | wc -l)"
-awk -v n=0 "BEGIN{n=int(rand()*$EXAMPLES)} /^<dl/{l++} (l==n){print} END{}" texample.html | sponge texample.html
+awk -v n=0 "BEGIN{n=int(rand()*$EXAMPLES)+1} /^<dl/{l++} (l==n){print} END{}" texample.html | sponge texample.html
 
 PDF="$(grep '\/media\/tikz\/examples\/PDF' texample.html | sed "s/.*<a href=\"\([^\"]*\)\">PDF<\/a>.*/\1/")"
 TEX="$(grep '\/media\/tikz\/examples\/TEX' texample.html | grep -v writelatex | sed "s/.*<a href=\"\(.*\)\">TEX<\/a>.*/\1/")"
 
+echo $PDF $TEX
+
 wget -qO- "http://texample.net$PDF" | convert -size "x$SCR_HEIGHT" -density 300 - /tmp/bg.png
 wget -qO- "http://texample.net$TEX" | sed -n '/\\begin{document}/,/\\end{document}/p' | pygmentize -l latex -O font_size=$FONT_SIZE -o /tmp/bg-src.png
 
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