Fix easy reuse compliance issues and adapt generate code to it

.envrc

@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-FileCopyrightText: 2019–2020 Target, Copyright 2021 The Nix Community
+# SPDX-License-Identifier: Apache-2.0
 if type -P lorri &>/dev/null; then
   eval "$(lorri direnv)"
 else

LICENSES/Apache-2.0.txt

@@ -0,0 +1 @@
+../LICENSE

Makefile

@@ -100,7 +100,7 @@ force-license-headers: FORCE install-addlicense
 
 license-headers: FORCE install-addlicense
 	@printf "\e[1;36m>> addlicense\e[0m\n"
-	@addlicense -c "SAP SE" -s -- $(patsubst $(shell awk '$$1 == "module" {print $$2}' go.mod)%,.%/*.go,$(shell go list ./...))
+	@addlicense -c "SAP SE" -s=only -- $(patsubst $(shell awk '$$1 == "module" {print $$2}' go.mod)%,.%/*.go,$(shell go list ./...))
 
 check-license-headers: FORCE install-addlicense
 	@printf "\e[1;36m>> addlicense --check\e[0m\n"

README.md

@@ -1,3 +1,8 @@
+<!--
+SPDX-FileCopyrightText: SAP SE
+SPDX-License-Identifier: Apache-2.0
+-->
+
 # go-makefile-maker
 
 [![CI](https://github.com/sapcc/go-makefile-maker/actions/workflows/ci.yaml/badge.svg)](https://github.com/sapcc/go-makefile-maker/actions/workflows/ci.yaml)

REUSE.toml

@@ -0,0 +1,18 @@
+# SPDX-FileCopyrightText: SAP SE
+# SPDX-License-Identifier: Apache-2.0
+
+version = 1
+
+[[annotations]]
+path = [
+  ".github/CODEOWNERS",
+  ".github/renovate.json",
+  ".gitignore",
+  ".license-scan-overrides.jsonl",
+  ".license-scan-rules.json",
+  "go.mod",
+  "go.sum",
+  "Makefile.maker.yaml",
+]
+SPDX-FileCopyrightText = "SAP SE"
+SPDX-License-Identifier = "Apache-2.0"

internal/goreleaser/RELEASE.md

@@ -1,3 +1,8 @@
+<!--
+SPDX-FileCopyrightText: SAP SE
+SPDX-License-Identifier: Apache-2.0
+-->
+
 # Release Guide
 
 We use [GoReleaser][goreleaser] and GitHub workflows for automating the release

internal/makefile/REUSE.toml

@@ -0,0 +1,18 @@
+# SPDX-FileCopyrightText: SAP SE
+# SPDX-License-Identifier: Apache-2.0
+
+version = 1
+
+[[annotations]]
+path = [
+  ".github/CODEOWNERS",
+  ".github/renovate.json",
+  ".gitignore",
+  ".license-scan-overrides.jsonl",
+  ".license-scan-rules.json",
+  "go.mod",
+  "go.sum",
+  "Makefile.maker.yaml",
+]
+SPDX-FileCopyrightText = "SAP SE"
+SPDX-License-Identifier = "Apache-2.0"

internal/makefile/license-scan-overrides.jsonl.license

@@ -0,0 +1,2 @@
+SPDX-FileContributor: SAP SE
+SPDX-License-Identifier: Apache-2.0

internal/makefile/license-scan-rules.json.license

@@ -0,0 +1,2 @@
+SPDX-FileContributor: SAP SE
+SPDX-License-Identifier: Apache-2.0

internal/makefile/makefile.go

@@ -18,6 +18,9 @@ import (
 	"github.com/sapcc/go-makefile-maker/internal/golang"
 )
 
+//go:embed REUSE.toml
+var reuseConfig []byte
+
 //go:embed license-scan-rules.json
 var licenseRules []byte
 
@@ -414,7 +417,7 @@ endif
 			prerequisites: []string{"install-addlicense"},
 			recipe: []string{
 				`@printf "\e[1;36m>> addlicense\e[0m\n"`,
-				fmt.Sprintf(`@addlicense -c "SAP SE" -s %s %s`, ignoreOptionsStr, allSourceFilesExpr),
+				fmt.Sprintf(`@addlicense -c "SAP SE" -s=only %s %s`, ignoreOptionsStr, allSourceFilesExpr),
 			},
 		})
 
@@ -430,6 +433,9 @@ endif
 		})
 
 		if isGolang {
+			reuseConfigFile := "REUSE.toml"
+			must.Succeed(os.WriteFile(reuseConfigFile, reuseConfig, 0666))
+
 			licenseRulesFile := ".license-scan-rules.json"
 			must.Succeed(os.WriteFile(licenseRulesFile, licenseRules, 0666))
 

internal/nix/nix-shell.go

@@ -67,6 +67,8 @@ mkShell {
 	must.Succeed(os.WriteFile("shell.nix", []byte(nixShellFile), 0666))
 
 	must.Succeed(os.WriteFile(".envrc", []byte(`#!/usr/bin/env bash
+# SPDX-FileCopyrightText: 2019–2020 Target, Copyright 2021 The Nix Community
+# SPDX-License-Identifier: Apache-2.0
 if type -P lorri &>/dev/null; then
   eval "$(lorri direnv)"
 else