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build-rust-crate: nixpkgs-fmt

This commit is contained in:
happysalada 2021-09-03 12:14:46 +09:00 committed by Raphael Megzari
parent 0e8d59e3cb
commit 0585c981f1

View file

@ -4,313 +4,346 @@
# This can be useful for deploying packages with NixOps, and to share
# binary dependencies between projects.
{ lib, stdenv, defaultCrateOverrides, fetchCrate, pkgsBuildBuild, rustc, rust
, cargo, jq }:
{ lib
, stdenv
, defaultCrateOverrides
, fetchCrate
, pkgsBuildBuild
, rustc
, rust
, cargo
, jq
}:
let
# Create rustc arguments to link against the given list of dependencies
# and renames.
#
# See docs for crateRenames below.
mkRustcDepArgs = dependencies: crateRenames:
lib.concatMapStringsSep " " (dep:
# Create rustc arguments to link against the given list of dependencies
# and renames.
#
# See docs for crateRenames below.
mkRustcDepArgs = dependencies: crateRenames:
lib.concatMapStringsSep " "
(dep:
let
normalizeName = lib.replaceStrings ["-"] ["_"];
normalizeName = lib.replaceStrings [ "-" ] [ "_" ];
extern = normalizeName dep.libName;
# Find a choice that matches in name and optionally version.
findMatchOrUseExtern = choices:
lib.findFirst (choice:
(!(choice ? version)
|| choice.version == dep.version or ""))
{ rename = extern; }
choices;
name = if lib.hasAttr dep.crateName crateRenames then
let choices = crateRenames.${dep.crateName};
in
normalizeName (
if builtins.isList choices
then (findMatchOrUseExtern choices).rename
else choices
)
else
extern;
in (if lib.any (x: x == "lib" || x == "rlib") dep.crateType then
" --extern ${name}=${dep.lib}/lib/lib${extern}-${dep.metadata}.rlib"
else
" --extern ${name}=${dep.lib}/lib/lib${extern}-${dep.metadata}${stdenv.hostPlatform.extensions.sharedLibrary}")
) dependencies;
lib.findFirst
(choice:
(!(choice ? version)
|| choice.version == dep.version or ""))
{ rename = extern; }
choices;
name =
if lib.hasAttr dep.crateName crateRenames then
let choices = crateRenames.${dep.crateName};
in
normalizeName (
if builtins.isList choices
then (findMatchOrUseExtern choices).rename
else choices
)
else
extern;
in
(if lib.any (x: x == "lib" || x == "rlib") dep.crateType then
" --extern ${name}=${dep.lib}/lib/lib${extern}-${dep.metadata}.rlib"
else
" --extern ${name}=${dep.lib}/lib/lib${extern}-${dep.metadata}${stdenv.hostPlatform.extensions.sharedLibrary}")
)
dependencies;
# Create feature arguments for rustc.
mkRustcFeatureArgs = lib.concatMapStringsSep " " (f: ''--cfg feature=\"${f}\"'');
# Create feature arguments for rustc.
mkRustcFeatureArgs = lib.concatMapStringsSep " " (f: ''--cfg feature=\"${f}\"'');
inherit (import ./log.nix { inherit lib; }) noisily echo_colored;
inherit (import ./log.nix { inherit lib; }) noisily echo_colored;
configureCrate = import ./configure-crate.nix {
inherit lib stdenv rust echo_colored noisily mkRustcDepArgs mkRustcFeatureArgs;
};
configureCrate = import ./configure-crate.nix {
inherit lib stdenv rust echo_colored noisily mkRustcDepArgs mkRustcFeatureArgs;
};
buildCrate = import ./build-crate.nix {
inherit lib stdenv mkRustcDepArgs mkRustcFeatureArgs rust;
};
buildCrate = import ./build-crate.nix {
inherit lib stdenv mkRustcDepArgs mkRustcFeatureArgs rust;
};
installCrate = import ./install-crate.nix { inherit stdenv; };
installCrate = import ./install-crate.nix { inherit stdenv; };
# Allow access to the rust attribute set from inside buildRustCrate, which
# has a parameter that shadows the name.
rustAttrs = rust;
# Allow access to the rust attribute set from inside buildRustCrate, which
# has a parameter that shadows the name.
rustAttrs = rust;
in
/* The overridable pkgs.buildRustCrate function.
*
* Any unrecognized parameters will be passed as to
* the underlying stdenv.mkDerivation.
*/
crate_: lib.makeOverridable (
# The rust compiler to use.
#
# Default: pkgs.rustc
{ rust
# Whether to build a release version (`true`) or a debug
# version (`false`). Debug versions are faster to build
# but might be much slower at runtime.
, release
# Whether to print rustc invocations etc.
#
# Example: false
# Default: true
, verbose
# A list of rust/cargo features to enable while building the crate.
# Example: [ "std" "async" ]
, features
# Additional native build inputs for building this crate.
, nativeBuildInputs
# Additional build inputs for building this crate.
#
# Example: [ pkgs.openssl ]
, buildInputs
# Allows to override the parameters to buildRustCrate
# for any rust dependency in the transitive build tree.
#
# Default: pkgs.defaultCrateOverrides
#
# Example:
#
# pkgs.defaultCrateOverrides // {
# hello = attrs: { buildInputs = [ openssl ]; };
# }
, crateOverrides
# Rust library dependencies, i.e. other libaries that were built
# with buildRustCrate.
, dependencies
# Rust build dependencies, i.e. other libaries that were built
# with buildRustCrate and are used by a build script.
, buildDependencies
# Specify the "extern" name of a library if it differs from the library target.
# See above for an extended explanation.
#
# Default: no renames.
#
# Example:
#
# `crateRenames` supports two formats.
#
# The simple version is an attrset that maps the
# `crateName`s of the dependencies to their alternative
# names.
#
# ```nix
# {
# my_crate_name = "my_alternative_name";
# # ...
# }
# ```
#
# The extended version is also keyed by the `crateName`s but allows
# different names for different crate versions:
#
# ```nix
# {
# my_crate_name = [
# { version = "1.2.3"; rename = "my_alternative_name01"; }
# { version = "3.2.3"; rename = "my_alternative_name03"; }
# ]
# # ...
# }
# ```
#
# This roughly corresponds to the following snippet in Cargo.toml:
#
# ```toml
# [dependencies]
# my_alternative_name01 = { package = "my_crate_name", version = "0.1" }
# my_alternative_name03 = { package = "my_crate_name", version = "0.3" }
# ```
#
# Dependencies which use the lib target name as extern name, do not need
# to be specified in the crateRenames, even if their crate name differs.
#
# Including multiple versions of a crate is very popular during
# ecosystem transitions, e.g. from futures 0.1 to futures 0.3.
, crateRenames
# A list of extra options to pass to rustc.
#
# Example: [ "-Z debuginfo=2" ]
# Default: []
, extraRustcOpts
# Whether to enable building tests.
# Use true to enable.
# Default: false
, buildTests
# Passed to stdenv.mkDerivation.
, preUnpack
# Passed to stdenv.mkDerivation.
, postUnpack
# Passed to stdenv.mkDerivation.
, prePatch
# Passed to stdenv.mkDerivation.
, patches
# Passed to stdenv.mkDerivation.
, postPatch
# Passed to stdenv.mkDerivation.
, preConfigure
# Passed to stdenv.mkDerivation.
, postConfigure
# Passed to stdenv.mkDerivation.
, preBuild
# Passed to stdenv.mkDerivation.
, postBuild
# Passed to stdenv.mkDerivation.
, preInstall
# Passed to stdenv.mkDerivation.
, postInstall
}:
/* The overridable pkgs.buildRustCrate function.
*
* Any unrecognized parameters will be passed as to
* the underlying stdenv.mkDerivation.
*/
crate_: lib.makeOverridable
(
# The rust compiler to use.
#
# Default: pkgs.rustc
{ rust
# Whether to build a release version (`true`) or a debug
# version (`false`). Debug versions are faster to build
# but might be much slower at runtime.
, release
# Whether to print rustc invocations etc.
#
# Example: false
# Default: true
, verbose
# A list of rust/cargo features to enable while building the crate.
# Example: [ "std" "async" ]
, features
# Additional native build inputs for building this crate.
, nativeBuildInputs
# Additional build inputs for building this crate.
#
# Example: [ pkgs.openssl ]
, buildInputs
# Allows to override the parameters to buildRustCrate
# for any rust dependency in the transitive build tree.
#
# Default: pkgs.defaultCrateOverrides
#
# Example:
#
# pkgs.defaultCrateOverrides // {
# hello = attrs: { buildInputs = [ openssl ]; };
# }
, crateOverrides
# Rust library dependencies, i.e. other libaries that were built
# with buildRustCrate.
, dependencies
# Rust build dependencies, i.e. other libaries that were built
# with buildRustCrate and are used by a build script.
, buildDependencies
# Specify the "extern" name of a library if it differs from the library target.
# See above for an extended explanation.
#
# Default: no renames.
#
# Example:
#
# `crateRenames` supports two formats.
#
# The simple version is an attrset that maps the
# `crateName`s of the dependencies to their alternative
# names.
#
# ```nix
# {
# my_crate_name = "my_alternative_name";
# # ...
# }
# ```
#
# The extended version is also keyed by the `crateName`s but allows
# different names for different crate versions:
#
# ```nix
# {
# my_crate_name = [
# { version = "1.2.3"; rename = "my_alternative_name01"; }
# { version = "3.2.3"; rename = "my_alternative_name03"; }
# ]
# # ...
# }
# ```
#
# This roughly corresponds to the following snippet in Cargo.toml:
#
# ```toml
# [dependencies]
# my_alternative_name01 = { package = "my_crate_name", version = "0.1" }
# my_alternative_name03 = { package = "my_crate_name", version = "0.3" }
# ```
#
# Dependencies which use the lib target name as extern name, do not need
# to be specified in the crateRenames, even if their crate name differs.
#
# Including multiple versions of a crate is very popular during
# ecosystem transitions, e.g. from futures 0.1 to futures 0.3.
, crateRenames
# A list of extra options to pass to rustc.
#
# Example: [ "-Z debuginfo=2" ]
# Default: []
, extraRustcOpts
# Whether to enable building tests.
# Use true to enable.
# Default: false
, buildTests
# Passed to stdenv.mkDerivation.
, preUnpack
# Passed to stdenv.mkDerivation.
, postUnpack
# Passed to stdenv.mkDerivation.
, prePatch
# Passed to stdenv.mkDerivation.
, patches
# Passed to stdenv.mkDerivation.
, postPatch
# Passed to stdenv.mkDerivation.
, preConfigure
# Passed to stdenv.mkDerivation.
, postConfigure
# Passed to stdenv.mkDerivation.
, preBuild
# Passed to stdenv.mkDerivation.
, postBuild
# Passed to stdenv.mkDerivation.
, preInstall
# Passed to stdenv.mkDerivation.
, postInstall
}:
let crate = crate_ // (lib.attrByPath [ crate_.crateName ] (attr: {}) crateOverrides crate_);
dependencies_ = dependencies;
buildDependencies_ = buildDependencies;
processedAttrs = [
"src" "nativeBuildInputs" "buildInputs" "crateBin" "crateLib" "libName" "libPath"
"buildDependencies" "dependencies" "features" "crateRenames"
"crateName" "version" "build" "authors" "colors" "edition"
"buildTests"
];
extraDerivationAttrs = builtins.removeAttrs crate processedAttrs;
nativeBuildInputs_ = nativeBuildInputs;
buildInputs_ = buildInputs;
extraRustcOpts_ = extraRustcOpts;
buildTests_ = buildTests;
let
crate = crate_ // (lib.attrByPath [ crate_.crateName ] (attr: { }) crateOverrides crate_);
dependencies_ = dependencies;
buildDependencies_ = buildDependencies;
processedAttrs = [
"src"
"nativeBuildInputs"
"buildInputs"
"crateBin"
"crateLib"
"libName"
"libPath"
"buildDependencies"
"dependencies"
"features"
"crateRenames"
"crateName"
"version"
"build"
"authors"
"colors"
"edition"
"buildTests"
];
extraDerivationAttrs = builtins.removeAttrs crate processedAttrs;
nativeBuildInputs_ = nativeBuildInputs;
buildInputs_ = buildInputs;
extraRustcOpts_ = extraRustcOpts;
buildTests_ = buildTests;
# crate2nix has a hack for the old bash based build script that did split
# entries at `,`. No we have to work around that hack.
# https://github.com/kolloch/crate2nix/blame/5b19c1b14e1b0e5522c3e44e300d0b332dc939e7/crate2nix/templates/build.nix.tera#L89
crateBin = lib.filter (bin: !(bin ? name && bin.name == ",")) (crate.crateBin or []);
hasCrateBin = crate ? crateBin;
in
stdenv.mkDerivation (rec {
# crate2nix has a hack for the old bash based build script that did split
# entries at `,`. No we have to work around that hack.
# https://github.com/kolloch/crate2nix/blame/5b19c1b14e1b0e5522c3e44e300d0b332dc939e7/crate2nix/templates/build.nix.tera#L89
crateBin = lib.filter (bin: !(bin ? name && bin.name == ",")) (crate.crateBin or [ ]);
hasCrateBin = crate ? crateBin;
in
stdenv.mkDerivation (rec {
inherit (crate) crateName;
inherit
preUnpack
postUnpack
prePatch
patches
postPatch
preConfigure
postConfigure
preBuild
postBuild
preInstall
postInstall
buildTests
;
inherit (crate) crateName;
inherit
preUnpack
postUnpack
prePatch
patches
postPatch
preConfigure
postConfigure
preBuild
postBuild
preInstall
postInstall
buildTests
;
src = crate.src or (fetchCrate { inherit (crate) crateName version sha256; });
name = "rust_${crate.crateName}-${crate.version}${lib.optionalString buildTests_ "-test"}";
version = crate.version;
depsBuildBuild = [ pkgsBuildBuild.stdenv.cc ];
nativeBuildInputs = [ rust stdenv.cc cargo jq ] ++ (crate.nativeBuildInputs or []) ++ nativeBuildInputs_;
buildInputs = (crate.buildInputs or []) ++ buildInputs_;
dependencies = map lib.getLib dependencies_;
buildDependencies = map lib.getLib buildDependencies_;
src = crate.src or (fetchCrate { inherit (crate) crateName version sha256; });
name = "rust_${crate.crateName}-${crate.version}${lib.optionalString buildTests_ "-test"}";
version = crate.version;
depsBuildBuild = [ pkgsBuildBuild.stdenv.cc ];
nativeBuildInputs = [ rust stdenv.cc cargo jq ] ++ (crate.nativeBuildInputs or [ ]) ++ nativeBuildInputs_;
buildInputs = (crate.buildInputs or [ ]) ++ buildInputs_;
dependencies = map lib.getLib dependencies_;
buildDependencies = map lib.getLib buildDependencies_;
completeDeps = lib.unique (dependencies ++ lib.concatMap (dep: dep.completeDeps) dependencies);
completeBuildDeps = lib.unique (
buildDependencies
++ lib.concatMap (dep: dep.completeBuildDeps ++ dep.completeDeps) buildDependencies
);
completeDeps = lib.unique (dependencies ++ lib.concatMap (dep: dep.completeDeps) dependencies);
completeBuildDeps = lib.unique (
buildDependencies
++ lib.concatMap (dep: dep.completeBuildDeps ++ dep.completeDeps) buildDependencies
);
# Create a list of features that are enabled by the crate itself and
# through the features argument of buildRustCrate. Exclude features
# with a forward slash, since they are passed through to dependencies.
crateFeatures = lib.optionals (crate ? features)
(builtins.filter (f: !lib.hasInfix "/" f) (crate.features ++ features));
# Create a list of features that are enabled by the crate itself and
# through the features argument of buildRustCrate. Exclude features
# with a forward slash, since they are passed through to dependencies.
crateFeatures = lib.optionals (crate ? features)
(builtins.filter (f: !lib.hasInfix "/" f) (crate.features ++ features));
libName = if crate ? libName then crate.libName else crate.crateName;
libPath = if crate ? libPath then crate.libPath else "";
libName = if crate ? libName then crate.libName else crate.crateName;
libPath = if crate ? libPath then crate.libPath else "";
# Seed the symbol hashes with something unique every time.
# https://doc.rust-lang.org/1.0.0/rustc/metadata/loader/index.html#frobbing-symbols
metadata = let
depsMetadata = lib.foldl' (str: dep: str + dep.metadata) "" (dependencies ++ buildDependencies);
hashedMetadata = builtins.hashString "sha256"
(crateName + "-" + crateVersion + "___" + toString (mkRustcFeatureArgs crateFeatures) +
"___" + depsMetadata + "___" + rustAttrs.toRustTarget stdenv.hostPlatform);
in lib.substring 0 10 hashedMetadata;
# Seed the symbol hashes with something unique every time.
# https://doc.rust-lang.org/1.0.0/rustc/metadata/loader/index.html#frobbing-symbols
metadata =
let
depsMetadata = lib.foldl' (str: dep: str + dep.metadata) "" (dependencies ++ buildDependencies);
hashedMetadata = builtins.hashString "sha256"
(crateName + "-" + crateVersion + "___" + toString (mkRustcFeatureArgs crateFeatures) +
"___" + depsMetadata + "___" + rustAttrs.toRustTarget stdenv.hostPlatform);
in
lib.substring 0 10 hashedMetadata;
build = crate.build or "";
# Either set to a concrete sub path to the crate root
# or use `null` for auto-detect.
workspace_member = crate.workspace_member or ".";
crateVersion = crate.version;
crateDescription = crate.description or "";
crateAuthors = if crate ? authors && lib.isList crate.authors then crate.authors else [];
crateHomepage = crate.homepage or "";
crateType =
if lib.attrByPath ["procMacro"] false crate then ["proc-macro"] else
if lib.attrByPath ["plugin"] false crate then ["dylib"] else
(crate.type or ["lib"]);
colors = lib.attrByPath [ "colors" ] "always" crate;
extraLinkFlags = lib.concatStringsSep " " (crate.extraLinkFlags or []);
edition = crate.edition or null;
extraRustcOpts =
lib.optionals (crate ? extraRustcOpts) crate.extraRustcOpts
++ extraRustcOpts_
++ (lib.optional (edition != null) "--edition ${edition}");
build = crate.build or "";
# Either set to a concrete sub path to the crate root
# or use `null` for auto-detect.
workspace_member = crate.workspace_member or ".";
crateVersion = crate.version;
crateDescription = crate.description or "";
crateAuthors = if crate ? authors && lib.isList crate.authors then crate.authors else [ ];
crateHomepage = crate.homepage or "";
crateType =
if lib.attrByPath [ "procMacro" ] false crate then [ "proc-macro" ] else
if lib.attrByPath [ "plugin" ] false crate then [ "dylib" ] else
(crate.type or [ "lib" ]);
colors = lib.attrByPath [ "colors" ] "always" crate;
extraLinkFlags = lib.concatStringsSep " " (crate.extraLinkFlags or [ ]);
edition = crate.edition or null;
extraRustcOpts =
lib.optionals (crate ? extraRustcOpts) crate.extraRustcOpts
++ extraRustcOpts_
++ (lib.optional (edition != null) "--edition ${edition}");
configurePhase = configureCrate {
inherit crateName buildDependencies completeDeps completeBuildDeps crateDescription
crateFeatures crateRenames libName build workspace_member release libPath crateVersion
extraLinkFlags extraRustcOpts
crateAuthors crateHomepage verbose colors;
};
buildPhase = buildCrate {
inherit crateName dependencies
crateFeatures crateRenames libName release libPath crateType
metadata hasCrateBin crateBin verbose colors
extraRustcOpts buildTests;
};
installPhase = installCrate crateName metadata buildTests;
configurePhase = configureCrate {
inherit crateName buildDependencies completeDeps completeBuildDeps crateDescription
crateFeatures crateRenames libName build workspace_member release libPath crateVersion
extraLinkFlags extraRustcOpts
crateAuthors crateHomepage verbose colors;
};
buildPhase = buildCrate {
inherit crateName dependencies
crateFeatures crateRenames libName release libPath crateType
metadata hasCrateBin crateBin verbose colors
extraRustcOpts buildTests;
};
installPhase = installCrate crateName metadata buildTests;
# depending on the test setting we are either producing something with bins
# and libs or just test binaries
outputs = if buildTests then [ "out" ] else [ "out" "lib" ];
outputDev = if buildTests then [ "out" ] else [ "lib" ];
# depending on the test setting we are either producing something with bins
# and libs or just test binaries
outputs = if buildTests then [ "out" ] else [ "out" "lib" ];
outputDev = if buildTests then [ "out" ] else [ "lib" ];
} // extraDerivationAttrs
)) {
} // extraDerivationAttrs
)
)
{
rust = rustc;
release = crate_.release or true;
verbose = crate_.verbose or true;
extraRustcOpts = [];
features = [];
nativeBuildInputs = [];
buildInputs = [];
extraRustcOpts = [ ];
features = [ ];
nativeBuildInputs = [ ];
buildInputs = [ ];
crateOverrides = defaultCrateOverrides;
preUnpack = crate_.preUnpack or "";
postUnpack = crate_.postUnpack or "";
prePatch = crate_.prePatch or "";
patches = crate_.patches or [];
patches = crate_.patches or [ ];
postPatch = crate_.postPatch or "";
preConfigure = crate_.preConfigure or "";
postConfigure = crate_.postConfigure or "";
@ -318,8 +351,8 @@ stdenv.mkDerivation (rec {
postBuild = crate_.postBuild or "";
preInstall = crate_.preInstall or "";
postInstall = crate_.postInstall or "";
dependencies = crate_.dependencies or [];
buildDependencies = crate_.buildDependencies or [];
crateRenames = crate_.crateRenames or {};
dependencies = crate_.dependencies or [ ];
buildDependencies = crate_.buildDependencies or [ ];
crateRenames = crate_.crateRenames or { };
buildTests = crate_.buildTests or false;
}