tesseract_unix

#!/bin/sh
# TESS_DATA should refer to the directory in which Tesseract data files are placed.
#TESS_DATA=~/tesseract
#TESS_DATA=/usr/local/tesseract
TESS_DATA=.

# TESS_BIN should refer to the directory in which Tesseract executable files are placed.
TESS_BIN=${TESS_DATA}/bin_unix

# TESS_OPTIONS contains any command line options you would like to start Tesseract with.
#TESS_OPTIONS=""
TESS_OPTIONS="-u${HOME}/.valhallaproject"

# SYSTEM_NAME should be set to the name of your operating system.
#SYSTEM_NAME=Linux
SYSTEM_NAME=`uname -s`

# MACHINE_NAME should be set to the name of your processor.
#MACHINE_NAME=i686
MACHINE_NAME=`uname -m`

case ${SYSTEM_NAME} in
Linux)
  SYSTEM_NAME=linux_
  ;;
*)
  SYSTEM_NAME=unknown_
  ;;
esac

case ${MACHINE_NAME} in
i486|i586|i686)
  MACHINE_NAME=
  ;;
x86_64|amd64)
  MACHINE_NAME=64_
  ;;
*)
  if [ ${SYSTEM_NAME} != native_ ]
  then
    SYSTEM_NAME=native_
  fi
  MACHINE_NAME=
  ;;
esac

if [ -x ${TESS_BIN}/native_client ]
then
  SYSTEM_NAME=native_
  MACHINE_NAME=
fi

if [ -x ./bin_unix/${SYSTEM_NAME}client ]
then
  cd ${TESS_DATA}
  exec ./src/tess_client
else
  echo "Your platform does not have a pre-compiled Tesseract client."
  echo "Please follow the following steps to build a native client:"
  echo "1) Ensure you have the SDL2, SDL2-image, SDL2-mixer, and OpenGL libraries installed."
  echo "2) Type \"make -C src install\"."
  echo "3) If the build succeeds, run this script again."
  echo "4) In case binaries won't run, make sure they have the permission \"is executable\". "
  exit 1
fi