From 67dedb98f82b7ba2c78afd49e81a0650dab796a9 Mon Sep 17 00:00:00 2001
From: epoch <epoch@hacking.allowed.org>
Date: Thu, 29 Mar 2018 17:52:12 -0500
Subject: made makelabel.sh more likely to catch errors before they get passed
 out into other places.

---
 makelabel.sh | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/makelabel.sh b/makelabel.sh
index dbc984e..e787c49 100755
--- a/makelabel.sh
+++ b/makelabel.sh
@@ -1,14 +1,27 @@
 #!/bin/bash
 target="$1"
+if grep ' ' <<<$1;then
+ echo 'fuck. no spaces in $1.'
+ exit 1
+fi
+##target should not have any spaces or else it fucks shit up. >_>... oh well. hex encode it.
 xoffset=$2
 yoffset=$3
 zoffset=$4
+if [ "_" = "_$xoffset" -o "_" = "_$yoffset" -o "_" = "_$zoffset" ];then
+ echo "missing an offset argument! wtf?" >&2
+ exit 1
+fi
 while read -rN 1 c;do
  name="$(printf "%02x" "'$c")"
  if [ "$name" = "0a" ]; then
   xoffset=-6
   yoffset="$(printf '%d - %d\n' $yoffset 10 | bc)"
  fi
- grep "^$name " font/font.hackvr | sed 's ^'"$name"' '"$target"' ' | ./tools/offsetshape.sh "$xoffset" "$yoffset" "$zoffset"
+ if grep "^$name " font/font.hackvr 2>&1 > /dev/null;then #don't do this shit unless we actually have something to draw. awk in offsetshape bitches when there's nothing.
+   grep "^$name " font/font.hackvr \
+    | sed 's/^'"$name"'/'"$target"'/' \
+    | ./tools/offsetshape.sh "$xoffset" "$yoffset" "$zoffset"
+ fi
  xoffset="$(printf '%d + %d\n' $xoffset 6 | bc)"
 done
-- 
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