add a dependency on texinfo or man-db as appropriate

pkg/sca/sca.go

@@ -587,23 +587,54 @@ func generateRubyDeps(ctx context.Context, hdl SCAHandle, generated *config.Depe
 	return nil
 }
 
-// Add man-db as a dep for any doc package
+// For a documentation package add a dependency on man-db and / or texinfo as appropriate
 func generateDocDeps(ctx context.Context, hdl SCAHandle, generated *config.Dependencies) error {
 	log := clog.FromContext(ctx)
 	log.Infof("scanning for -doc package...")
 	if !strings.HasSuffix(hdl.PackageName(), "-doc") {
 		return nil
 	}
-	// Do not add a man-db dependency if one already exists.
-	for _, dep := range hdl.BaseDependencies().Runtime {
-		if dep == "man-db" {
-			log.Warnf("%s: man-db dependency already specified, consider removing it in favor of SCA-generated dependency", hdl.PackageName())
-			return nil
-		}
+
+	fsys, err := hdl.Filesystem()
+	if err != nil {
+		return err
 	}
 
-	log.Infof("  found -doc package, generating man-db dependency")
-	generated.Runtime = append(generated.Runtime, "man-db")
+	if err := fs.WalkDir(fsys, ".", func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+
+		if isInDir(path, []string{"usr/share/man"}) {
+
+			// Do not add a man-db dependency if one already exists.
+			for _, dep := range hdl.BaseDependencies().Runtime {
+				if dep == "man-db" {
+					log.Warnf("%s: man-db dependency already specified, consider removing it in favor of SCA-generated dependency", hdl.PackageName())
+				}
+			}
+
+			log.Infof("  found files in /usr/share/man/ in package, generating man-db dependency")
+			generated.Runtime = append(generated.Runtime, "man-db")
+		}
+
+		if isInDir(path, []string{"usr/share/info"}) {
+
+			// Do not add a texinfo dependency if one already exists.
+			for _, dep := range hdl.BaseDependencies().Runtime {
+				if dep == "texinfo" {
+					log.Warnf("%s: texinfo dependency already specified, consider removing it in favor of SCA-generated dependency", hdl.PackageName())
+				}
+			}
+
+			log.Infof("  found files in /usr/share/info/ in package, generating texinfo dependency")
+			generated.Runtime = append(generated.Runtime, "texinfo")
+		}
+		return nil
+
+	}); err != nil {
+		return err
+	}
 
 	return nil
 }

pkg/sca/sca_test.go

@@ -222,16 +222,16 @@ func TestRubySca(t *testing.T) {
 func TestDocSca(t *testing.T) {
 	ctx := slogtest.Context(t)
 	// Generated by:
-	// wget https://packages.wolfi.dev/os/x86_64/xset-doc-1.2.5-r1.apk
-	th := handleFromApk(ctx, t, "xset-doc-1.2.5-r1.apk", "xset.yaml")
+	// wget https://packages.wolfi.dev/os/x86_64/bash-doc-5.2.37-r2.apk
+	th := handleFromApk(ctx, t, "bash-doc-5.2.37-r2.apk", "bash.yaml")
 	defer th.exp.Close()
 
 	got := config.Dependencies{}
 	if err := Analyze(ctx, th, &got); err != nil {
 		t.Fatal(err)
 	}
 
-	want := config.Dependencies{Runtime: []string{"man-db"}}
+	want := config.Dependencies{Runtime: []string{"man-db", "texinfo"}}
 
 	if diff := cmp.Diff(want, got); diff != "" {
 		t.Errorf("Analyze(): (-want, +got):\n%s", diff)

pkg/sca/testdata/bash.yaml

@@ -0,0 +1,106 @@
+package:
+  name: bash
+  version: 5.2.37
+  epoch: 2
+  description: "GNU bourne again shell"
+  copyright:
+    - license: GPL-3.0-or-later
+
+environment:
+  contents:
+    packages:
+      - build-base
+      - busybox
+      - ca-certificates-bundle
+      - ncurses-dev
+      - openssf-compiler-options
+
+pipeline:
+  - uses: fetch
+    with:
+      uri: https://ftp.fu-berlin.de/unix/gnu/bash/bash-${{package.version}}.tar.gz
+      expected-sha256: 9599b22ecd1d5787ad7d3b7bf0c59f312b3396d1e281175dd1f8a4014da621ff
+
+  - runs: |
+      export CFLAGS="${CFLAGS} -DSYS_BASHRC='\"/etc/bash.bashrc\"' -DSYS_BASH_LOGOUT='\"/etc/bash.bash_logout\"'"
+      ./configure \
+        --host=${{host.triplet.gnu}} \
+        --target=${{host.triplet.gnu}} \
+        --prefix=/usr \
+        --bindir=/bin \
+        --sysconfdir=/etc \
+        --without-libidn \
+        --with-ssl=openssl \
+        --disable-nls \
+        --enable-readline \
+        --without-bash-malloc \
+        --with-curses
+
+  - uses: autoconf/make
+
+  - uses: autoconf/make-install
+
+  - uses: strip
+
+subpackages:
+  - name: bash-binsh
+    dependencies:
+      provider-priority: 60
+      runtime:
+        - bash
+    pipeline:
+      - runs: |
+          mkdir -p "${{targets.subpkgdir}}"/bin
+          ln -s bash "${{targets.subpkgdir}}"/bin/sh
+    test:
+      pipeline:
+        - runs: |
+            [ /bin/sh -ef /bin/bash ] || { echo "/bin/sh is not same as /bin/bash"; exit 1; }
+            sh --version
+            sh --help
+
+  - name: "bash-doc"
+    description: "bash documentation"
+    pipeline:
+      - uses: split/manpages
+      - uses: split/infodir
+      - runs: |
+          mkdir -p "${{targets.subpkgdir}}"/usr/share
+          mv "${{targets.destdir}}"/usr/share/doc "${{targets.subpkgdir}}"/usr/share/
+
+  - name: "bash-dev"
+    description: "bash development headers"
+    pipeline:
+      - uses: split/dev
+      - runs: |
+          mkdir -p "${{targets.subpkgdir}}"/bin
+          mv "${{targets.destdir}}"/bin/bashbug "${{targets.subpkgdir}}"/bin/
+    test:
+      pipeline:
+        - runs: |
+            bashbug --version
+            bashbug --help
+        - uses: test/pkgconf
+
+  - name: "bash-builtins"
+    description: "bash loadable builtins"
+    pipeline:
+      - runs: |
+          mkdir -p ${{targets.subpkgdir}}/usr/lib
+          mv "${{targets.destdir}}/usr/lib/bash" ${{targets.subpkgdir}}/usr/lib/
+
+update:
+  enabled: true
+  release-monitor:
+    identifier: 166
+
+test:
+  pipeline:
+    - runs: |
+        out=$(/bin/bash --version)
+        echo "$out" | grep "${{package.version}}"
+        bash --version
+        bash --help
+    - runs: |
+        out=$(/bin/bash -c "echo hello world")
+        [ "$out" = "hello world" ]