app=mtpaint
version=3.40
build=1sml
homepage="https://mtpaint.sourceforge.net/"
download="https://sourceforge.net/projects/mtpaint/files/mtpaint/3.40/mtpaint-$version.tar.bz2"
desc="Paint program in GTK2"
requires="giflib openjpeg gtk2 lcms2"

prepbuilddir() {
  mkandenterbuilddir
  rm -rf $app-$version

  tar xf $srcdir/$app-$version.tar.?z*
  cd $app-$version
  fixbuilddirpermissions

  # bring deprecated function call into conformance with libpng14
  sed -i 's/png_set_gray_1_2_4_to_8/png_set_expand_gray_1_2_4_to_8/' src/png.c

  # Fix build with giflib-5.1 (thanks to Arch)
  sed -i 's:EGifOpenFileName(file_name, FALSE):EGifOpenFileName(file_name, FALSE, NULL):' src/png.c
  sed -i 's:DGifOpenFileName(file_name):DGifOpenFileName(file_name, NULL):g' src/png.c
  sed -i 's:EGifCloseFile(giffy):EGifCloseFile(giffy, NULL):g' src/png.c
  sed -i 's:DGifCloseFile(giffy):DGifCloseFile(giffy, NULL):g' src/png.c
  sed -i 's:MakeMapObject(:GifMakeMapObject(:g' src/png.c
  sed -i 's:FreeMapObject(:GifFreeMapObject(:g' src/png.c
}

build() {
  ./configure \
    --prefix="" 

  make
  make install DESTDIR=$pkg

  install -Dm 644 doc/mtpaint.1 $pkg/share/man/man1/mtpaint.1
  cp COPYING $pkgdocs/

  mkfinalpkg
}

sha512sums="
abcf74b11403019f6f3c563b0d3de9dd27eb9fb7c0a279ad5b866eea6074538dcf1d3900fca3cc782a922fbf79cd1b625337328a53704167eb77055c7a8f509e  mtpaint-3.40.tar.lz
"