BUILD.sh

#!/bin/sh

set -e

# Today's date is...
DATE=`date +'%Y%m%d'`
VERSION=0.1
NAME=pdfium-$1

# Check whether the change log has been updated today.
CHANGELOG_VERSION=`head -1 debian-config/changelog|perl -ne 'print $1 if /pdfium\s\(((.*?)[.-]\d+)\)/'`
if [ "$NAME" != "pdfium-$CHANGELOG_VERSION" ]; then
  # exit if it hasn't.
  echo Attempting to build version from $NAME, but changelog has pdfium-$CHANGELOG_VERSION
  exit 1
fi

echo "Fetching PDFium source"
if [ -e "$2" ]
then
  echo "Copying source from $2"
  cp -r $2 $NAME
else
  REPO=https://pdfium.googlesource.com/pdfium.git
  echo "Cloning source from $REPO"
  git clone $REPO $NAME
fi

cd $NAME # drop down into pdfium source directory

if [ -e ./build/gyp ]; then
  echo "gyp tools exist, pulling"
  cd ./build/gyp
  git reset --hard
  git checkout master
  git pull
  cd ../..
else
  echo "Fetching gyp tools"
  git clone https://chromium.googlesource.com/external/gyp build/gyp
fi

cd .. # pop up out of pdfium source directory.

echo $(pwd)
echo "Zipping PDFium source"
tar czf $NAME.orig.tar.gz $NAME

cd $NAME

echo Running dh_make:  
echo "You should answer 'l' (library) for the first question"
echo "Remaining questions can be left with their defaults (just keep hitting enter)"
echo As the info they collect will be overwritten with information from the debian-config directory
dh_make -f ../$NAME.orig.tar.gz

# copy customized deb config files
cp -r ../debian-config/rules                 ./debian/
cp -r ../debian-config/control               ./debian/
cp -r ../debian-config/libpdfium-dev.install ./debian/
cp -r ../debian-config/patches               ./debian/
cp -r ../debian-config/changelog             ./debian/

# remove "-us -uc" flags to build signed deb.  Must have trusted gpg key
dpkg-buildpackage -us -uc