added fontbakery fstype and DSIG table fixes to build

build.sh

@@ -97,6 +97,9 @@ fi
 
 # Desktop ttf font build
 
+echo "Starting build..."
+echo " "
+
 # remove any existing release files from the build directory
 if [ -f "build/ttf/Hack-Regular.ttf" ]; then
 	rm build/ttf/Hack-Regular.ttf
@@ -150,9 +153,33 @@ if ! fontmake -u "source/Hack-BoldItalic.ufo" -o ttf
 	    exit 1
 fi
 
+# Desktop ttf font post build fixes
+
+# DSIG table fix with adapted fontbakery Python script
+echo " "
+echo "Attempting DSIG table fixes with fontbakery..."
+echo " "
+if ! python postbuild_processing/fixes/fix-dsig.py master_ttf/*.ttf
+	then
+	    echo "Unable to complete DSIG table fixes on the release files"
+	    exit 1
+fi
+
+# fstype value fix with adapted fontbakery Python script
+echo " "
+echo "Attempting fstype fixes with fontbakery..."
+echo " "
+if ! python postbuild_processing/fixes/fix-fstype.py master_ttf/*.ttf
+	then
+	    echo "Unable to complete fstype fixes on the release files"
+	    exit 1
+fi
 
 # Desktop ttf font hinting
 
+echo " "
+echo "Attempting ttfautohint hinting..."
+echo " "
 # make a temporary directory for the hinted files
 mkdir master_ttf/hinted
 
@@ -162,6 +189,7 @@ if ! ttfautohint -l 6 -r 50 -x 10 -H 181 -D latn -f latn -w G -W -t -X "" -I -R
 	    echo "Unable to execute ttfautohint on the Hack-Regular variant set.  Build canceled." 1>&2
 	    exit 1
 fi
+echo "master_ttf/Hack-Regular.ttf - successful hinting with ttfautohint"
 
 # Hack-Bold.ttf
 if ! ttfautohint -l 6 -r 50 -x 10 -H 260 -D latn -f latn -w G -W -t -X "" -I -R "master_ttf/Hack-Regular.ttf" -m "postbuild_processing/tt-hinting/Hack-Bold-TA.txt" "master_ttf/Hack-Bold.ttf" "master_ttf/hinted/Hack-Bold.ttf"
@@ -169,6 +197,7 @@ if ! ttfautohint -l 6 -r 50 -x 10 -H 260 -D latn -f latn -w G -W -t -X "" -I -R
 	    echo "Unable to execute ttfautohint on the Hack-Bold variant set.  Build canceled." 1>&2
 	    exit 1
 fi
+echo "master_ttf/Hack-Bold.ttf - successful hinting with ttfautohint"
 
 # Hack-Italic.ttf
 if ! ttfautohint -l 6 -r 50 -x 10 -H 145 -D latn -f latn -w G -W -t -X "" -I -R "master_ttf/Hack-Regular.ttf" -m "postbuild_processing/tt-hinting/Hack-Italic-TA.txt" "master_ttf/Hack-Italic.ttf" "master_ttf/hinted/Hack-Italic.ttf"
@@ -176,6 +205,7 @@ if ! ttfautohint -l 6 -r 50 -x 10 -H 145 -D latn -f latn -w G -W -t -X "" -I -R
 	    echo "Unable to execute ttfautohint on the Hack-Italic variant set.  Build canceled." 1>&2
 	    exit 1
 fi
+echo "master_ttf/Hack-Italic.ttf - successful hinting with ttfautohint"
 
 # Hack-BoldItalic.ttf
 if ! ttfautohint -l 6 -r 50 -x 10 -H 265 -D latn -f latn -w G -W -t -X "" -I -R "master_ttf/Hack-Regular.ttf" -m "postbuild_processing/tt-hinting/Hack-BoldItalic-TA.txt" "master_ttf/Hack-BoldItalic.ttf" "master_ttf/hinted/Hack-BoldItalic.ttf"
@@ -183,22 +213,21 @@ if ! ttfautohint -l 6 -r 50 -x 10 -H 265 -D latn -f latn -w G -W -t -X "" -I -R
 	    echo "Unable to execute ttfautohint on the Hack-BoldItalic variant set.  Build canceled." 1>&2
 	    exit 1
 fi
-
-
-# Desktop ttf font post build fixes
-# TODO dsig table fix
-# TODO fstype integer fix
-
+echo "master_ttf/Hack-BoldItalic.ttf - successful hinting with ttfautohint"
+echo " "
 
 # Move release files to build directory
+echo " "
 mv master_ttf/hinted/Hack-Regular.ttf build/ttf/Hack-Regular.ttf
-echo "Hack-Regular.ttf was moved to release directory on path build/ttf/Hack-Regular.ttf"
+echo "master_ttf/Hack-Regular.ttf was moved to build/ttf/Hack-Regular.ttf"
 mv master_ttf/hinted/Hack-Italic.ttf build/ttf/Hack-Italic.ttf
-echo "Hack-Italic.ttf was moved to release directory on path build/ttf/Hack-Italic.ttf"
+echo "master_ttf/Hack-Italic.ttf was moved to build/ttf/Hack-Italic.ttf"
 mv master_ttf/hinted/Hack-Bold.ttf build/ttf/Hack-Bold.ttf
-echo "Hack-Bold.ttf was moved to release directory on path build/ttf/Hack-Bold.ttf"
+echo "master_ttf/Hack-Bold.ttf was moved to build/ttf/Hack-Bold.ttf"
 mv master_ttf/hinted/Hack-BoldItalic.ttf build/ttf/Hack-BoldItalic.ttf
-echo "Hack-BoldItalic.ttf was moved to release directory on path build/ttf/Hack-BoldItalic.ttf"
+echo "master_ttf/Hack-BoldItalic.ttf was moved to build/ttf/Hack-BoldItalic.ttf"
 
 # Remove master_ttf directory
 rm -rf master_ttf
+echo " "
+echo "Build complete.  Release files are available in the build directory."

postbuild_processing/fixes/fix-dsig.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright 2013,2016 The Font Bakery Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# See AUTHORS.txt for the list of Authors and LICENSE.txt for the License.
+
+# Adapted for the Hack typeface build workflow by Chris Simpkins
+
+from __future__ import print_function, unicode_literals
+import sys
+import os
+from fontTools import ttLib
+
+
+def set_empty_dsig(ttFont):
+  newDSIG = ttLib.newTable("DSIG")
+  newDSIG.ulVersion = 1
+  newDSIG.usFlag = 0
+  newDSIG.usNumSigs = 0
+  newDSIG.signatureRecords = []
+  ttFont.tables["DSIG"] = newDSIG
+
+def main(argv):
+  for path in argv:
+    if not os.path.exists(path):
+      sys.stderr.write("[fix-dsig.py] ERROR: " + path + " is not a valid path to a font file")
+      sys.exit(1)
+    else:
+      font = ttLib.TTFont(path)
+      set_empty_dsig(font)
+      font.save(path)
+      print(path + " - successful DSIG table fix")
+
+if __name__ == '__main__':
+  main(sys.argv[1:])

postbuild_processing/fixes/fix-fstype.py

@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright 2016 The Fontbakery Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Adapted for the Hack typeface build workflow by Chris Simpkins
+
+import os
+import sys
+from fontTools.ttLib import TTFont
+
+def main(argv):
+    for path in argv:
+        if not os.path.exists(path):
+            sys.stderr.write("[fix-fstype.py] ERROR: " + path + " is not a valid path to a font file")
+            sys.exit(1)
+        else:
+            font = TTFont(path)
+            font['OS/2'].fsType = 0
+            font.save(path)
+            print(path + " - successful fstype fix")
+
+if __name__ == '__main__':
+  main(sys.argv[1:])