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path: root/pkgs/development/compilers/gerbil/build.nix
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{ stdenv, makeStaticLibraries,
  coreutils, rsync, bash,
  openssl, zlib, sqlite, libxml2, libyaml, libmysqlclient, lmdb, leveldb, postgresql,
  version, git-version, gambit, src }:

# TODO: distinct packages for gerbil-release and gerbil-devel
# TODO: make static compilation work

stdenv.mkDerivation rec {
  pname = "gerbil";
  inherit version;
  inherit src;

  # Use makeStaticLibraries to enable creation of statically linked binaries
  buildInputs_libraries = [ openssl zlib sqlite libxml2 libyaml libmysqlclient lmdb leveldb postgresql ];
  buildInputs_staticLibraries = map makeStaticLibraries buildInputs_libraries;

  buildInputs = [ gambit rsync bash ]
    ++ buildInputs_libraries ++ buildInputs_staticLibraries;

  NIX_CFLAGS_COMPILE = "-I${libmysqlclient}/include/mysql -L${libmysqlclient}/lib/mysql";

  postPatch = ''
    echo '(define (gerbil-version-string) "v${git-version}")' > src/gerbil/runtime/gx-version.scm

    patchShebangs .

    grep -Fl '#!/usr/bin/env' `find . -type f -executable` | while read f ; do
      substituteInPlace "$f" --replace '#!/usr/bin/env' '#!${coreutils}/bin/env'
    done
    grep -Fl '"gsc"' `find . -type f -name '*.s*'` | while read f ; do
      substituteInPlace "$f" --replace '"gsc"' '"${gambit}/bin/gsc"'
    done
    substituteInPlace "etc/gerbil.el" --replace '"gxc"' "\"$out/bin/gxc\""

    cat > etc/gerbil_static_libraries.sh <<EOF
#OPENSSL_LIBCRYPTO=${makeStaticLibraries openssl}/lib/libcrypto.a # MISSING!
#OPENSSL_LIBSSL=${makeStaticLibraries openssl}/lib/libssl.a # MISSING!
ZLIB=${makeStaticLibraries zlib}/lib/libz.a
# SQLITE=${makeStaticLibraries sqlite}/lib/sqlite.a # MISSING!
# LIBXML2=${makeStaticLibraries libxml2}/lib/libxml2.a # MISSING!
# YAML=${makeStaticLibraries libyaml}/lib/libyaml.a # MISSING!
MYSQL=${makeStaticLibraries libmysqlclient}/lib/mariadb/libmariadb.a
# LMDB=${makeStaticLibraries lmdb}/lib/mysql/libmysqlclient_r.a # MISSING!
LEVELDB=${makeStaticLibraries lmdb}/lib/libleveldb.a
EOF
  '';

  buildPhase = ''
    runHook preBuild

    # Enable all optional libraries
    substituteInPlace "src/std/build-features.ss" --replace '#f' '#t'

    # gxprof testing uses $HOME/.cache/gerbil/gxc
    export HOME=$$PWD

    # Build, replacing make by build.sh
    ( cd src && sh build.sh )

    runHook postBuild
  '';

  installPhase = ''
    runHook preInstall
    mkdir -p $out/
    cp -fa bin lib etc doc $out/

    cat > $out/bin/gxi <<EOF
#!${bash}/bin/bash -e
export GERBIL_HOME=$out
case "\$1" in -:*) GSIOPTIONS=\$1 ; shift ;; esac
if [[ \$# = 0 ]] ; then
  exec ${gambit}/bin/gsi \$GSIOPTIONS \$GERBIL_HOME/lib/gxi-init \$GERBIL_HOME/lib/gxi-interactive - ;
else
  exec ${gambit}/bin/gsi \$GSIOPTIONS \$GERBIL_HOME/lib/gxi-init "\$@"
fi
EOF
    runHook postInstall
  '';

  dontStrip = true;

  meta = {
    description = "Gerbil Scheme";
    homepage    = "https://github.com/vyzo/gerbil";
    license     = stdenv.lib.licenses.lgpl2;
    # NB regarding platforms: only actually tested on Linux, *should* work everywhere,
    # but *might* need adaptation e.g. on macOS. Please report success and/or failure to fare.
    platforms   = stdenv.lib.platforms.unix;
    maintainers = with stdenv.lib.maintainers; [ fare ];
  };
}