#!/bin/bash
BLD_FLAGS="-std=gnu99 -Wno-write-strings -DGPAC_CONFIG_LINUX -D_FILE_OFFSET_BITS=64 -DVERSION_FILE_PRESENT -DENABLE_OCR"
BLD_INCLUDE="-I /usr/include/python2.7/ -I../src -I /usr/include/leptonica/ -I /usr/include/tesseract/ -I../src/lib_ccx/ -I../src/gpacmp4/ -I../src/libpng/ -I../src/zlib/ -I../src/zvbi -I../src/lib_hash -I../src/protobuf-c -I../src/utf8proc"
SRC_LIBPNG="$(find ../src/libpng/ -name '*.c')"
SRC_ZLIB="$(find ../src/zlib/ -name '*.c')"
SRC_ZVBI="$(find ../src/zvbi/ -name '*.c')"
SRC_CCX="$(find ../src/lib_ccx/ -name '*.c')"
SRC_GPAC="$(find ../src/gpacmp4/ -name '*.c')"
SRC_HASH="$(find ../src/lib_hash/ -name '*.c')"
SRC_PROTOBUF="$(find ../src/protobuf-c/ -name '*.c')"
SRC_UTF8PROC="../src/utf8proc/utf8proc.c"
BLD_SOURCES="../src/ccextractor.c ccextractor_wrap.c $SRC_CCX $SRC_GPAC $SRC_ZLIB $SRC_ZVBI $SRC_LIBPNG $SRC_HASH $SRC_PROTOBUF $SRC_UTF8PROC"

./pre-build.sh

out=$((LC_ALL=C gcc -fPIC -c $BLD_INCLUDE $BLD_SOURCES) 2>&1)
res=$?
if [[ $out == *"gcc: command not found"* ]]
then
    echo "Error: please install gcc";
    exit 1
fi
if [[ $out == *"curl.h: No such file or directory"* ]]
then
    echo "Error: please install curl development library (libcurl4-gnutls-dev for Debian/Ubuntu)";
    exit 2
fi
if [[ $out == *"capi.h: No such file or directory"* ]]
then
    echo "Error: please install tesseract development library (tesseract-ocr-dev for Debian/Ubuntu)";
    exit 3
fi
if [[ $out == *"allheaders.h: No such file or directory"* ]]
then
    echo "Error: please install leptonica development library (libleptonica-dev for Debian/Ubuntu)";
    exit 4
fi
if [[ $res -ne 0 ]]  # Unknown error
then
    echo "Compiled with errors"
    >&2 echo "$out"
    exit 5
fi
echo "Compilation successful";