hb_shape=$1
shift
fontfile=$1
+if test "x${fontfile:0:1}" == 'x-'; then
+ echo "Specify font file before other options." >&2
+ exit 1
+fi
shift
-hb_shape="$hb_shape $@"
-unicodes=`./hb-unicode-decode`
-text=`./hb-unicode-encode "$unicodes"`
-glyphs=`echo "$text" | $hb_shape "$fontfile"`
+if ! echo "$hb_shape" | grep -q 'hb-shape'; then
+ echo "Specify hb-shape (not hb-view, etc)." >&2
+ exit 1
+fi
+options=
+have_text=false
+for arg in "$@"; do
+ if test "x${arg:0:1}" == 'x-'; then
+ if echo "$arg" | grep -q ' '; then
+ echo "Space in argument is not supported: '$arg'." >&2
+ exit 1
+ fi
+ options="$options${options:+ }$arg"
+ continue
+ fi
+ if $have_text; then
+ echo "Too many arguments found... Use '=' notation for options: '$arg'" >&2
+ exit 1;
+ fi
+ text="$arg"
+ have_text=true
+done
+if ! $have_text; then
+ text=`cat`
+fi
+unicodes=`echo "$text" | ./hb-unicode-decode`
+glyphs=`echo "$text" | $hb_shape $options "$fontfile"`
+if test $? != 0; then
+ echo "hb-shape failed." >&2
+ exit 2
+fi
cp "$fontfile" "$dir/font.ttf"
pyftsubset \
--glyph-names \
+ --no-hinting \
"$dir/font.ttf" \
--text="$text"
if ! test -s "$dir/font.ttf.subset"; then
fi
# Verify that subset font produces same glyphs!
-glyphs_subset=`echo "$text" | $hb_shape "$dir/font.ttf.subset"`
+glyphs_subset=`echo "$text" | $hb_shape $options "$dir/font.ttf.subset"`
if ! test "x$glyphs" = "x$glyphs_subset"; then
echo "Subset font produced different glyphs!" >&2
echo "Perhaps font doesn't have glyph names; checking visually..." >&2
hb_view=${hb_shape/shape/view}
- echo "$text" | $hb_view "$dir/font.ttf" --output-format=png --output-file="$dir/orig.png"
- echo "$text" | $hb_view "$dir/font.ttf.subset" --output-format=png --output-file="$dir/subset.png"
+ echo "$text" | $hb_view $options "$dir/font.ttf" --output-format=png --output-file="$dir/orig.png"
+ echo "$text" | $hb_view $options "$dir/font.ttf.subset" --output-format=png --output-file="$dir/subset.png"
if ! cmp "$dir/orig.png" "$dir/subset.png"; then
echo "Images differ. Please inspect $dir/*.png." >&2
echo "$glyphs"
subset="fonts/sha1sum/$sha1sum.ttf"
mv "$dir/font.ttf.subset" "$subset"
-echo "$subset:$unicodes:$glyphs"
+# There ought to be an easier way to do this, but it escapes me...
+unicodes_file=`mktemp`
+glyphs_file=`mktemp`
+echo "$unicodes" > "$unicodes_file"
+echo "$glyphs" > "$glyphs_file"
+# Open the "file"s
+exec 3<"$unicodes_file"
+exec 4<"$glyphs_file"
+while read uline <&3 && read gline <&4; do
+ echo "$subset:$options:$uline:$gline"
+done
+
rm -f "$dir/font.ttf"
rmdir "$dir"