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buildGo: support Go 1.20+

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This commit is contained in:
Luke Granger-Brown 2024-02-11 04:23:08 +00:00
parent 9647245abb
commit 8141fbfccf
1 changed files with 41 additions and 5 deletions
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46
third_party/tvl/nix/buildGo/default.nix vendored
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@ -23,8 +23,8 @@ let
replaceStrings
toString;
inherit (pkgs) lib runCommand runCommandCC fetchFromGitHub protobuf symlinkJoin;
go = pkgs.go_1_19;
inherit (pkgs) lib runCommand runCommandCC fetchFromGitHub protobuf symlinkJoin go;
goStdlib = buildStdlib go;
# Helpers for low-level Go compiler invocations
spaceOut = lib.concatStringsSep " ";
@ -56,6 +56,40 @@ let
overrideGo = new: makeOverridable f (orig // (new orig));
};
buildStdlib = go: runCommandCC "go-stdlib-${go.version}" {
nativeBuildInputs = [ go ];
} ''
HOME=$NIX_BUILD_TOP/home
mkdir $HOME
goroot="$(go env GOROOT)"
cp -R "$goroot/src" "$goroot/pkg" .
chmod -R +w .
GODEBUG=installgoroot=all GOROOT=$NIX_BUILD_TOP go install -v --trimpath std
mkdir $out
cp -r pkg/*_*/* $out
find $out -name '*.a' | while read -r ARCHIVE_FULL; do
ARCHIVE="''${ARCHIVE_FULL#"$out/"}"
PACKAGE="''${ARCHIVE%.a}"
echo "packagefile $PACKAGE=$ARCHIVE_FULL"
done > $out/importcfg
'';
importcfgCmd = { name, deps, out ? "importcfg" }: ''
echo "# nix buildGo ${name}" > "${out}"
cat "${goStdlib}/importcfg" >> "${out}"
${lib.concatStringsSep "\n" (map (dep: ''
find "${dep}" -name '*.a' | while read -r pkgp; do
relpath="''${pkgp#"${dep}/"}"
pkgname="''${relpath%.a}"
echo "packagefile $pkgname=$pkgp"
done >> "${out}"
'') deps)}
'';
# High-level build functions
# Build a Go program out of the specified files and dependencies.
@ -69,10 +103,11 @@ let
in runCommand name {
buildInputs = cgoBuildInputs;
} ''
${go}/bin/go tool compile -o ${name}.a -trimpath=$PWD -trimpath=${go} -p main ${includeSources uniqueDeps} ${spaceOut srcs}
${importcfgCmd { inherit name; deps = uniqueDeps; }}
${go}/bin/go tool compile -o ${name}.a -importcfg=importcfg -trimpath=$PWD -trimpath=${go} -p main ${includeSources uniqueDeps} ${spaceOut srcs}
mkdir -p $out/bin
export GOROOT_FINAL=go
${go}/bin/go tool link -o $out/bin/${name} -buildid nix \
${go}/bin/go tool link -o $out/bin/${name} -importcfg=importcfg -buildid nix \
-extldflags '${toString cgoLDFLAGS}' \
${xFlags x_defs} ${includeLibs uniqueDeps} ${name}.a
'';
@ -123,10 +158,11 @@ let
} ''
mkdir -p $out/${path}
EXTRAGO=""
${importcfgCmd { inherit name; deps = uniqueDeps; }}
${srcList path (map (s: "${s}") srcs)}
${asmBuild}
${cgoBuild}
${go}/bin/go tool compile -pack ${asmLink} -o $out/${path}.a -trimpath=$PWD -trimpath=${go} -trimpath=$out/${path} -p ${path} ${includeSources uniqueDeps} ${spaceOut (map (srcDest path) srcs)} $EXTRAGO
${go}/bin/go tool compile -pack ${asmLink} -o $out/${path}.a -importcfg=importcfg -trimpath=$PWD -trimpath=${go} -trimpath=$out/${path} -p ${path} ${includeSources uniqueDeps} ${spaceOut (map (srcDest path) srcs)} $EXTRAGO
${asmPack}
${cgoPack}
'').overrideAttrs (_: {