internal/rosa: rename stage0 toolchain

This is stage0 relative to Rosa OS, and stage3 relative to the toolchain it is compiled on (Gentoo in this case). Referring to the toolchain itself as stage3 is counterintuitive and misleading.

Signed-off-by: Ophestra <cat@gensokyo.uk>

7 files changed, 34 insertions, 34 deletions

diff --git a/internal/rosa/cmake.go b/internal/rosa/cmake.go
index 13ad9177..8d7129a7 100644
--- a/internal/rosa/cmake.go
+++ b/internal/rosa/cmake.go
@@ -97,7 +97,7 @@ func (t Toolchain) NewViaCMake(
 	}
 
 	sourcePath := AbsUsrSrc.Append(name)
-	return t.New(name+"-"+variant+"-"+version, attr.Flag, stage3Concat(t, extra,
+	return t.New(name+"-"+variant+"-"+version, attr.Flag, stage0Concat(t, extra,
 		t.Load(CMake),
 		t.Load(Ninja),
 	), nil, slices.Concat([]string{
diff --git a/internal/rosa/llvm.go b/internal/rosa/llvm.go
index a5e375f1..9a85bf5f 100644
--- a/internal/rosa/llvm.go
+++ b/internal/rosa/llvm.go
@@ -160,7 +160,7 @@ ln -s ld.lld /work/system/bin/ld
 			[2]string{"LIBCXX_USE_COMPILER_RT", "ON"},
 		)
 
-		if t > toolchainStage3 {
+		if t > toolchainStage0 {
 			// libcxxabi fails to compile if c++ headers not prefixed in /usr
 			// is found by the compiler, and doing this is easier than
 			// overriding CXXFLAGS; not using mv here to avoid chown failures
@@ -199,7 +199,7 @@ cp -r /system/include /usr/include && rm -rf /system/include
 
 		Paths: attr.paths,
 		Flag:  TExclusive,
-	}, stage3Concat(t, attr.extra,
+	}, stage0Concat(t, attr.extra,
 		t.Load(Libffi),
 		t.Load(Python),
 		t.Load(Perl),
@@ -233,7 +233,7 @@ func (t Toolchain) newLLVM() (musl, compilerRT, runtimes, clang pkg.Artifact) {
 	}
 
 	compilerRT = t.newLLVMVariant("compiler-rt", &llvmAttr{
-		env: stage3ExclConcat(t, []string{},
+		env: stage0ExclConcat(t, []string{},
 			"LDFLAGS="+earlyLDFLAGS(false),
 		),
 		cmake: [][2]string{
@@ -276,7 +276,7 @@ ln -s \
 
 	musl = t.NewMusl(&MuslAttr{
 		Extra: []pkg.Artifact{compilerRT},
-		Env: stage3ExclConcat(t, []string{
+		Env: stage0ExclConcat(t, []string{
 			"CC=clang",
 			"LIBCC=/system/lib/clang/21/lib/" +
 				triplet() + "/libclang_rt.builtins.a",
@@ -288,7 +288,7 @@ ln -s \
 	})
 
 	runtimes = t.newLLVMVariant("runtimes", &llvmAttr{
-		env: stage3ExclConcat(t, []string{},
+		env: stage0ExclConcat(t, []string{},
 			"LDFLAGS="+earlyLDFLAGS(false),
 		),
 		flags: llvmRuntimeLibunwind | llvmRuntimeLibcxx | llvmRuntimeLibcxxABI,
@@ -308,7 +308,7 @@ ln -s \
 
 	clang = t.newLLVMVariant("clang", &llvmAttr{
 		flags: llvmProjectClang | llvmProjectLld,
-		env: stage3ExclConcat(t, []string{},
+		env: stage0ExclConcat(t, []string{},
 			"CFLAGS="+earlyCFLAGS,
 			"CXXFLAGS="+earlyCXXFLAGS(),
 			"LDFLAGS="+earlyLDFLAGS(false),
diff --git a/internal/rosa/make.go b/internal/rosa/make.go
index c1c90bc2..f330a0ad 100644
--- a/internal/rosa/make.go
+++ b/internal/rosa/make.go
@@ -36,8 +36,8 @@ type MakeAttr struct {
 
 	// Do not include default extras.
 	OmitDefaults bool
-	// Dependencies not provided by stage3.
-	NonStage3 []pkg.Artifact
+	// Dependencies not provided by stage0.
+	NonStage0 []pkg.Artifact
 
 	// Additional environment variables.
 	Env []string
@@ -148,8 +148,8 @@ func (t Toolchain) NewViaMake(
 		panic("cannot remain in root")
 	}
 
-	return t.New(name+"-"+version, attr.Flag, stage3Concat(t,
-		attr.NonStage3,
+	return t.New(name+"-"+version, attr.Flag, stage0Concat(t,
+		attr.NonStage0,
 		finalExtra...,
 	), nil, attr.Env, scriptEarly+`
 /usr/src/`+name+`/configure \
diff --git a/internal/rosa/mksh.go b/internal/rosa/mksh.go
index ffef8e53..318bd3c4 100644
--- a/internal/rosa/mksh.go
+++ b/internal/rosa/mksh.go
@@ -7,7 +7,7 @@ func (t Toolchain) newMksh() pkg.Artifact {
 		version  = "59c"
 		checksum = "0Zj-k4nXEu3IuJY4lvwD2OrC2t27GdZj8SPy4DoaeuBRH1padWb7oREpYgwY8JNq"
 	)
-	return t.New("mksh-"+version, 0, stage3Concat(t, []pkg.Artifact{},
+	return t.New("mksh-"+version, 0, stage0Concat(t, []pkg.Artifact{},
 		t.Load(Perl),
 		t.Load(Coreutils),
 	), nil, []string{
diff --git a/internal/rosa/musl.go b/internal/rosa/musl.go
index 78487226..79678372 100644
--- a/internal/rosa/musl.go
+++ b/internal/rosa/musl.go
@@ -42,7 +42,7 @@ rmdir -v /work/lib
 		script = ""
 	}
 
-	return t.New("musl-"+version, 0, stage3Concat(t, attr.Extra,
+	return t.New("musl-"+version, 0, stage0Concat(t, attr.Extra,
 		t.Load(Make),
 		t.Load(Coreutils),
 	), nil, slices.Concat([]string{
diff --git a/internal/rosa/rosa.go b/internal/rosa/rosa.go
index 9e54fae9..c92928f5 100644
--- a/internal/rosa/rosa.go
+++ b/internal/rosa/rosa.go
@@ -82,11 +82,11 @@ func earlyLDFLAGS(static bool) string {
 	return s
 }
 
-// earlyCFLAGS is reference CFLAGS for the stage3 toolchain.
+// earlyCFLAGS is reference CFLAGS for the stage0 toolchain.
 const earlyCFLAGS = "-Qunused-arguments " +
 	"-isystem/system/include"
 
-// earlyCXXFLAGS returns reference CXXFLAGS for the stage3 toolchain
+// earlyCXXFLAGS returns reference CXXFLAGS for the stage0 toolchain
 // corresponding to [runtime.GOARCH].
 func earlyCXXFLAGS() string {
 	return "--start-no-unused-arguments " +
@@ -105,12 +105,12 @@ const (
 	// binary distribution. This is for decompressing unsupported formats.
 	toolchainBusybox Toolchain = iota
 
-	// toolchainStage3 denotes the Gentoo stage3 toolchain. Special care must be
-	// taken to compile correctly against this toolchain.
-	toolchainStage3
+	// toolchainStage0 denotes the stage0 toolchain. Special care must be taken
+	// to compile correctly against this toolchain.
+	toolchainStage0
 
 	// toolchainIntermediate denotes the intermediate toolchain compiled against
-	// toolchainStage3. This toolchain should be functionally identical to [Std]
+	// toolchainStage0. This toolchain should be functionally identical to [Std]
 	// and is used to bootstrap [Std].
 	toolchainIntermediate
 
@@ -122,19 +122,19 @@ const (
 	_toolchainEnd
 )
 
-// stage3Concat concatenates s and values. If the current toolchain is
-// toolchainStage3, stage3Concat returns s as is.
-func stage3Concat[S ~[]E, E any](t Toolchain, s S, values ...E) S {
-	if t == toolchainStage3 {
+// stage0Concat concatenates s and values. If the current toolchain is
+// toolchainStage0, stage0Concat returns s as is.
+func stage0Concat[S ~[]E, E any](t Toolchain, s S, values ...E) S {
+	if t == toolchainStage0 {
 		return s
 	}
 	return slices.Concat(s, values)
 }
 
-// stage3ExclConcat concatenates s and values. If the current toolchain is not
-// toolchainStage3, stage3ExclConcat returns s as is.
-func stage3ExclConcat[S ~[]E, E any](t Toolchain, s S, values ...E) S {
-	if t == toolchainStage3 {
+// stage0ExclConcat concatenates s and values. If the current toolchain is not
+// toolchainStage0, stage0ExclConcat returns s as is.
+func stage0ExclConcat[S ~[]E, E any](t Toolchain, s S, values ...E) S {
+	if t == toolchainStage0 {
 		return slices.Concat(s, values)
 	}
 	return s
@@ -208,7 +208,7 @@ func (t Toolchain) New(
 		args[0] = "hush"
 		env = fixupEnviron(env, nil, "/system/bin")
 
-	case toolchainStage3:
+	case toolchainStage0:
 		name += "-boot"
 		var seed string
 		switch runtime.GOARCH {
@@ -224,11 +224,11 @@ func (t Toolchain) New(
 		args[0] = "bash"
 		support = slices.Concat([]pkg.Artifact{
 			cureEtc{},
-			toolchainBusybox.New("stage3", 0, nil, nil, nil, `
-tar -C /work -xf /usr/src/stage3.tar.xz
+			toolchainBusybox.New("stage0", 0, nil, nil, nil, `
+tar -C /work -xf /usr/src/stage0.tar.xz
 rm -rf /work/dev/ /work/proc/
 ln -vs ../usr/bin /work/bin
-`, pkg.Path(AbsUsrSrc.Append("stage3.tar.xz"), false,
+`, pkg.Path(AbsUsrSrc.Append("stage0.tar.xz"), false,
 				pkg.NewHTTPGet(
 					nil, "https://basement.gensokyo.uk/seed/"+seed,
 					mustDecode(seed),
@@ -328,7 +328,7 @@ cat /usr/src/` + name + `-patches/* | \
 `
 		aname += "-patched"
 	}
-	return t.New(aname, 0, stage3Concat(t, []pkg.Artifact{},
+	return t.New(aname, 0, stage0Concat(t, []pkg.Artifact{},
 		t.Load(Patch),
 	), nil, nil, script, paths...)
 }
diff --git a/internal/rosa/toybox.go b/internal/rosa/toybox.go
index 8db20b70..2e4d470e 100644
--- a/internal/rosa/toybox.go
+++ b/internal/rosa/toybox.go
@@ -7,13 +7,13 @@ func (t Toolchain) newToybox(suffix, script string) pkg.Artifact {
 		version  = "0.8.13"
 		checksum = "rZ1V1ATDte2WeQZanxLVoiRGdfPXhMlEo5-exX-e-ml8cGn9qOv0ABEUVZpX3wTI"
 	)
-	return t.New("toybox-"+version+suffix, TEarly, stage3Concat(t, []pkg.Artifact{},
+	return t.New("toybox-"+version+suffix, TEarly, stage0Concat(t, []pkg.Artifact{},
 		t.Load(Make),
 		t.Load(Bash),
 		t.Load(Gzip),
 
 		t.Load(KernelHeaders),
-	), nil, stage3Concat(t, []string{},
+	), nil, stage0Concat(t, []string{},
 		"ROSA_CHECK=make USER=cure tests",
 	), `
 ln -s ../system/bin/bash /bin/ || true