tesseract.build.sh

#!/bin/bash
{
set -x
set -e
set -u

. build.profile

. ${PREFIX}/${BUILD_sqlite}/profile
. ${PREFIX}/${BUILD_python}/profile
. ${PREFIX}/${BUILD_leptonica}/profile

BUILD_PKG=${BUILD_tesseract}

function B_TESSERACT {

PREFIX=${PREFIX}/${BUILD_PKG}

mkdir -p $PREFIX

cat >$PREFIX/profile <<-EOF
PATH=$PREFIX/bin:\$PATH
EOF

if [[ -e ${BUILD_PKG}.tar ]]; then
    tar -xf ${BUILD_PKG}.tar
fi

if [[ ! -d ${BUILD_PKG} ]]; then
   git clone https://github.com/tesseract-ocr/tesseract.git --branch ${BUILD_PKG##*-} --single-branch ${BUILD_PKG}
fi

if [[ ! -e ${BUILD_PKG}.tar ]]; then
    tar cf ${BUILD_PKG}.tar ${BUILD_PKG}
fi

pushd ${BUILD_PKG}

local _conf=(
    --prefix "${PREFIX}"
    )

./autogen.sh

PKG_CONFIG_PATH=${PKG_CONFIG_PATH} \
./configure "${_conf[@]}"

make -j "${NPROC}" install

popd
}

function B_TESSDATA {

PREFIX=${PROJECT}/${BUILD_PKG}

#####
if [[ -e tessdata.tar ]]; then
    tar -xf tessdata.tar
fi
if [[ ! -d tessdata/.git ]]; then
    git clone https://github.com/tesseract-ocr/tessdata_best.git --single-branch tessdata
fi

if [[ ! -e tessdata.tar ]]; then
    tar cf tessdata.tar tessdata
fi
#####
if [[ -e tessconfigs.tar ]]; then
    tar -xf tessconfigs.tar
fi

if [[ ! -d tessconfigs/.git ]]; then
    git clone https://github.com/tesseract-ocr/tessconfigs.git --single-branch tessconfigs
fi

if [[ ! -e tessconfigs.tar ]]; then
    tar cf tessconfigs.tar tessconfigs
fi

rm -rf ${PREFIX}/share/tessdata

mkdir -vp ${PREFIX}/share

# tessdata/tessconfigs/ empty
# tessdata/pdf.ttf -> tessconfigs/pdf.ttf
# tessdata/configs -> tessconfigs/configs

# tessconfigs/tessconfigs/*
# tessconfigs/pdf.ttf
# tessconfigs/configs/*

tar xf tessdata.tar --exclude=.git -C ${PREFIX}/share
tar xf tessconfigs.tar --exclude=.git -C ${PREFIX}/share/tessdata

}

pushd "${BUILD_DIR}"

B_TESSERACT
B_TESSDATA

popd
}