nixpkgs/pkgs/development/ada-modules/gnatcoll/db.nix
Thomas Heijligen f2a142727c gnatPackages: Add scope for all ada packages
Ada depencencies musst be build with the same gnat version as the
project. Use a namespace as preperation to build with different gnat
versions.

gprbuild and gnatprove are still globaly visable.
2024-02-25 18:19:50 +01:00

108 lines
2.5 KiB
Nix

{ stdenv
, lib
, fetchFromGitHub
, gnat
, gprbuild
, which
, gnatcoll-core
, xmlada
, component
# components built by this derivation other components depend on
, gnatcoll-sql
, gnatcoll-sqlite
, gnatcoll-xref
# component specific extra dependencies
, gnatcoll-iconv
, gnatcoll-readline
, sqlite
, postgresql
}:
let
libsFor = {
gnatcoll_db2ada = [
gnatcoll-sql
];
gnatinspect = [
gnatcoll-sqlite
gnatcoll-readline
gnatcoll-xref
];
postgres = [
gnatcoll-sql
postgresql
];
sqlite = [
gnatcoll-sql
sqlite
];
xref = [
gnatcoll-iconv
gnatcoll-sqlite
];
};
# These components are just tools and don't install a library
onlyExecutable = builtins.elem component [
"gnatcoll_db2ada"
"gnatinspect"
];
in
stdenv.mkDerivation rec {
# executables don't adhere to the string gnatcoll-* scheme
pname =
if onlyExecutable
then builtins.replaceStrings [ "_" ] [ "-" ] component
else "gnatcoll-${component}";
version = "24.0.0";
src = fetchFromGitHub {
owner = "AdaCore";
repo = "gnatcoll-db";
rev = "v${version}";
sha256 = "0jq76s4s7q2x93jh8la6r0i3jkpvgsfj12vbbaqabh410xccyr3p";
};
# Link executables dynamically unless specified by the platform,
# as we usually do in nixpkgs where possible
postPatch = lib.optionalString (!stdenv.hostPlatform.isStatic) ''
for f in gnatcoll_db2ada/Makefile gnatinspect/Makefile; do
substituteInPlace "$f" --replace "=static" "=relocatable"
done
'';
nativeBuildInputs = [
gnat
gprbuild
which
];
# Propagate since GPRbuild needs to find referenced .gpr files
# and other libraries to link against when static linking is used.
# For executables this is of course not relevant and we can reduce
# the closure size dramatically
${if onlyExecutable then "buildInputs" else "propagatedBuildInputs"} = [
gnatcoll-core
] ++ libsFor."${component}" or [];
makeFlags = [
"-C" component
"PROCESSORS=$(NIX_BUILD_CORES)"
# confusingly, for gprbuild --target is autoconf --host
"TARGET=${stdenv.hostPlatform.config}"
"prefix=${placeholder "out"}"
] ++ lib.optionals (component == "sqlite") [
# link against packaged, not vendored libsqlite3
"GNATCOLL_SQLITE=external"
];
meta = with lib; {
description = "GNAT Components Collection - Database packages";
homepage = "https://github.com/AdaCore/gnatcoll-db";
license = licenses.gpl3Plus;
maintainers = [ maintainers.sternenseemann ];
platforms = platforms.all;
};
}