Merge pull request #11060 from obsidiansystems/meson-nix

Package the Nix CLI with Meson
This commit is contained in:
John Ericson 2024-07-09 09:49:03 -04:00 committed by GitHub
commit 3755493642
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GPG key ID: B5690EEEBB952194
21 changed files with 326 additions and 18 deletions

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@ -15,6 +15,9 @@ subproject('libflake')
subproject('libmain')
subproject('libcmd')
# Executables
subproject('nix')
# Docs
subproject('internal-api-docs')
subproject('external-api-docs')

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@ -32,6 +32,9 @@ in
nix-cmd = callPackage ../src/libcmd/package.nix { };
# Will replace `nix` once the old build system is gone.
nix-ng = callPackage ../src/nix/package.nix { };
nix-internal-api-docs = callPackage ../src/internal-api-docs/package.nix { };
nix-external-api-docs = callPackage ../src/external-api-docs/package.nix { };

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@ -53,6 +53,7 @@ let
"nix-flake-tests"
"nix-main"
"nix-cmd"
"nix-ng"
];
in
{

1
src/nix/.version Symbolic link
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@ -0,0 +1 @@
../../.version

1
src/nix/build-remote Symbolic link
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@ -0,0 +1 @@
../build-remote

1
src/nix/build-utils-meson Symbolic link
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@ -0,0 +1 @@
../../build-utils-meson/

1
src/nix/doc Symbolic link
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@ -0,0 +1 @@
../../doc

1
src/nix/help-stores.md Symbolic link
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@ -0,0 +1 @@
../../doc/manual/src/store/types/index.md.in

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@ -42,27 +42,16 @@ $(eval $(call install-symlink, $(bindir)/nix, $(libexecdir)/nix/build-remote))
src/nix-env/user-env.cc: src/nix-env/buildenv.nix.gen.hh
src/nix/develop.cc: src/nix/get-env.sh.gen.hh
$(d)/develop.cc: $(d)/get-env.sh.gen.hh
src/nix-channel/nix-channel.cc: src/nix-channel/unpack-channel.nix.gen.hh
src/nix/main.cc: \
$(d)/main.cc: \
doc/manual/generate-manpage.nix.gen.hh \
doc/manual/utils.nix.gen.hh doc/manual/generate-settings.nix.gen.hh \
doc/manual/generate-store-info.nix.gen.hh \
src/nix/generated-doc/help-stores.md
$(d)/help-stores.md.gen.hh
src/nix/generated-doc/files/%.md: doc/manual/src/command-ref/files/%.md
@mkdir -p $$(dirname $@)
@cp $< $@
$(d)/profile.cc: $(d)/profile.md
src/nix/profile.cc: src/nix/profile.md src/nix/generated-doc/files/profiles.md.gen.hh
src/nix/generated-doc/help-stores.md: doc/manual/src/store/types/index.md.in
@mkdir -p $$(dirname $@)
@echo 'R"(' >> $@.tmp
@echo >> $@.tmp
@cat $^ >> $@.tmp
@echo >> $@.tmp
@echo ')"' >> $@.tmp
@mv $@.tmp $@
$(d)/profile.md: $(d)/profiles.md.gen.hh

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@ -333,7 +333,7 @@ struct CmdHelpStores : Command
std::string doc() override
{
return
#include "generated-doc/help-stores.md"
#include "help-stores.md.gen.hh"
;
}

170
src/nix/meson.build Normal file
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@ -0,0 +1,170 @@
project('nix', 'cpp',
version : files('.version'),
default_options : [
'cpp_std=c++2a',
# TODO(Qyriad): increase the warning level
'warning_level=1',
'debug=true',
'optimization=2',
'errorlogs=true', # Please print logs for tests that fail
],
meson_version : '>= 1.1',
license : 'LGPL-2.1-or-later',
)
cxx = meson.get_compiler('cpp')
subdir('build-utils-meson/deps-lists')
deps_private_maybe_subproject = [
dependency('nix-util'),
dependency('nix-store'),
dependency('nix-expr'),
dependency('nix-fetchers'),
dependency('nix-main'),
dependency('nix-cmd'),
]
deps_public_maybe_subproject = [
]
subdir('build-utils-meson/subprojects')
subdir('build-utils-meson/export-all-symbols')
add_project_arguments(
# TODO(Qyriad): Yes this is how the autoconf+Make system did it.
# It would be nice for our headers to be idempotent instead.
'-include', 'config-util.hh',
'-include', 'config-store.hh',
'-include', 'config-expr.hh',
#'-include', 'config-fetchers.hh',
'-include', 'config-main.hh',
'-include', 'config-cmd.hh',
language : 'cpp',
)
subdir('build-utils-meson/diagnostics')
subdir('build-utils-meson/generate-header')
nix_sources = files(
'add-to-store.cc',
'app.cc',
'build.cc',
'bundle.cc',
'cat.cc',
'config-check.cc',
'config.cc',
'copy.cc',
'derivation-add.cc',
'derivation-show.cc',
'derivation.cc',
'develop.cc',
'diff-closures.cc',
'dump-path.cc',
'edit.cc',
'env.cc',
'eval.cc',
'flake.cc',
'fmt.cc',
'hash.cc',
'log.cc',
'ls.cc',
'main.cc',
'make-content-addressed.cc',
'nar.cc',
'optimise-store.cc',
'path-from-hash-part.cc',
'path-info.cc',
'prefetch.cc',
'profile.cc',
'realisation.cc',
'registry.cc',
'repl.cc',
'run.cc',
'search.cc',
'sigs.cc',
'store-copy-log.cc',
'store-delete.cc',
'store-gc.cc',
'store-info.cc',
'store-repair.cc',
'store.cc',
'unix/daemon.cc',
'upgrade-nix.cc',
'verify.cc',
'why-depends.cc',
)
nix_sources += [
gen_header.process('doc/manual/generate-manpage.nix'),
gen_header.process('doc/manual/generate-settings.nix'),
gen_header.process('doc/manual/generate-store-info.nix'),
gen_header.process('doc/manual/utils.nix'),
gen_header.process('get-env.sh'),
gen_header.process('profiles.md'),
gen_header.process('help-stores.md'),
]
if host_machine.system() != 'windows'
nix_sources += files(
'unix/daemon.cc',
)
endif
# The rest of the subdirectories aren't separate components,
# just source files in another directory, so we process them here.
build_remote_sources = files(
'build-remote/build-remote.cc',
)
nix_build_sources = files(
'nix-build/nix-build.cc',
)
nix_channel_sources = files(
'nix-channel/nix-channel.cc',
)
unpack_channel_gen = gen_header.process('nix-channel/unpack-channel.nix')
nix_collect_garbage_sources = files(
'nix-collect-garbage/nix-collect-garbage.cc',
)
nix_copy_closure_sources = files(
'nix-copy-closure/nix-copy-closure.cc',
)
nix_env_buildenv_gen = gen_header.process('nix-env/buildenv.nix')
nix_env_sources = files(
'nix-env/nix-env.cc',
'nix-env/user-env.cc',
)
nix_instantiate_sources = files(
'nix-instantiate/nix-instantiate.cc',
)
nix_store_sources = files(
'nix-store/dotgraph.cc',
'nix-store/graphml.cc',
'nix-store/nix-store.cc',
)
# Hurray for Meson list flattening!
sources = [
nix_sources,
build_remote_sources,
nix_build_sources,
nix_channel_sources,
unpack_channel_gen,
nix_collect_garbage_sources,
nix_copy_closure_sources,
nix_env_buildenv_gen,
nix_env_sources,
nix_instantiate_sources,
nix_store_sources,
]
include_dirs = [include_directories('.')]
this_exe = executable(
meson.project_name(),
sources,
dependencies : deps_private_subproject + deps_private + deps_other,
include_directories : include_dirs,
link_args: linker_export_flags,
install : true,
)

1
src/nix/nix-build Symbolic link
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@ -0,0 +1 @@
../nix-build

1
src/nix/nix-channel Symbolic link
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@ -0,0 +1 @@
../nix-channel

1
src/nix/nix-collect-garbage Symbolic link
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@ -0,0 +1 @@
../nix-collect-garbage

1
src/nix/nix-copy-closure Symbolic link
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@ -0,0 +1 @@
../nix-copy-closure

1
src/nix/nix-env Symbolic link
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@ -0,0 +1 @@
../nix-env

1
src/nix/nix-instantiate Symbolic link
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@ -0,0 +1 @@
../nix-instantiate

1
src/nix/nix-store Symbolic link
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@ -0,0 +1 @@
../nix-store/

129
src/nix/package.nix Normal file
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@ -0,0 +1,129 @@
{ lib
, stdenv
, mkMesonDerivation
, releaseTools
, meson
, ninja
, pkg-config
, nix-store
, nix-expr
, nix-main
, nix-cmd
, rapidcheck
, gtest
, runCommand
# Configuration Options
, version
}:
let
inherit (lib) fileset;
in
mkMesonDerivation (finalAttrs: {
pname = "nix";
inherit version;
workDir = ./.;
fileset = fileset.unions ([
../../build-utils-meson
./build-utils-meson
../../.version
./.version
./meson.build
# ./meson.options
# Symbolic links to other dirs
./build-remote
./doc
./nix-build
./nix-channel
./nix-collect-garbage
./nix-copy-closure
./nix-env
./nix-instantiate
./nix-store
# Doc nix files for --help
../../doc/manual/generate-manpage.nix
../../doc/manual/utils.nix
../../doc/manual/generate-settings.nix
../../doc/manual/generate-store-info.nix
# Other files to be included as string literals
../nix-channel/unpack-channel.nix
../nix-env/buildenv.nix
./get-env.sh
./help-stores.md
../../doc/manual/src/store/types/index.md.in
./profiles.md
../../doc/manual/src/command-ref/files/profiles.md
# Files
] ++ lib.concatMap
(dir: [
(fileset.fileFilter (file: file.hasExt "cc") dir)
(fileset.fileFilter (file: file.hasExt "hh") dir)
(fileset.fileFilter (file: file.hasExt "md") dir)
])
[
./.
../build-remote
../nix-build
../nix-channel
../nix-collect-garbage
../nix-copy-closure
../nix-env
../nix-instantiate
../nix-store
]
);
outputs = [ "out" "dev" ];
nativeBuildInputs = [
meson
ninja
pkg-config
];
buildInputs = [
nix-store
nix-expr
nix-main
nix-cmd
];
preConfigure =
# "Inline" .version so it's not a symlink, and includes the suffix.
# Do the meson utils, without modification.
''
chmod u+w ./.version
echo ${version} > ../../../.version
'';
mesonFlags = [
];
env = lib.optionalAttrs (stdenv.isLinux && !(stdenv.hostPlatform.isStatic && stdenv.system == "aarch64-linux")) {
LDFLAGS = "-fuse-ld=gold";
};
enableParallelBuilding = true;
separateDebugInfo = !stdenv.hostPlatform.isStatic;
strictDeps = true;
hardeningDisable = lib.optional stdenv.hostPlatform.isStatic "pie";
meta = {
platforms = lib.platforms.unix ++ lib.platforms.windows;
};
})

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@ -11,7 +11,7 @@ them to be rolled back easily.
)""
#include "generated-doc/files/profiles.md.gen.hh"
#include "profiles.md.gen.hh"
R""(

1
src/nix/profiles.md Symbolic link
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@ -0,0 +1 @@
../../doc/manual/src/command-ref/files/profiles.md