sys-devel/clang: Reuse eclass manpage build logic for 10.0.1+

Signed-off-by: Michał Górny <mgorny@gentoo.org>

1 files changed, 26 insertions, 13 deletions

diff --git a/sys-devel/clang/clang-11.0.0.ebuild b/sys-devel/clang/clang-11.0.0.ebuild
index ed86435d86ee..facfef0b9a2b 100644
--- a/sys-devel/clang/clang-11.0.0.ebuild
+++ b/sys-devel/clang/clang-11.0.0.ebuild
@@ -10,6 +10,7 @@ inherit cmake llvm llvm.org multilib-minimal pax-utils \
 DESCRIPTION="C language family frontend for LLVM"
 HOMEPAGE="https://llvm.org/"
 LLVM_COMPONENTS=( clang clang-tools-extra )
+LLVM_MANPAGES=build
 LLVM_TEST_COMPONENTS=(
 	llvm/lib/Testing/Support
 	llvm/utils/{lit,llvm-lit,unittest}
@@ -44,8 +45,8 @@ RDEPEND="
 	${PYTHON_DEPS}"
 DEPEND="${RDEPEND}"
 BDEPEND="
-	dev-python/sphinx
 	>=dev-util/cmake-3.16
+	doc? ( dev-python/sphinx )
 	xml? ( virtual/pkgconfig )
 	${PYTHON_DEPS}"
 RDEPEND="${RDEPEND}
@@ -112,7 +113,7 @@ check_distribution_components() {
 						;;
 					# conditional to USE=doc
 					docs-clang-html|docs-clang-tools-html)
-						continue
+						use doc || continue
 						;;
 				esac
 
@@ -191,11 +192,15 @@ get_distribution_components() {
 			find-all-symbols
 			modularize
 			pp-trace
-
-			# manpages
-			docs-clang-man
-			docs-clang-tools-man
 		)
+		
+		if llvm_are_manpages_built; then
+			out+=(
+				# manpages
+				docs-clang-man
+				docs-clang-tools-man
+			)
+		fi
 
 		use doc && out+=(
 			docs-clang-html
@@ -256,16 +261,23 @@ multilib_src_configure() {
 	)
 
 	if multilib_is_native_abi; then
+		local build_docs=OFF
+		if llvm_are_manpages_built; then
+			build_docs=ON
+			mycmakeargs+=(
+				-DLLVM_BUILD_DOCS=ON
+				-DLLVM_ENABLE_SPHINX=ON
+				-DCLANG_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
+				-DCLANG-TOOLS_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/tools-extra"
+				-DSPHINX_WARNINGS_AS_ERRORS=OFF
+			)
+		fi
+
 		mycmakeargs+=(
 			# normally copied from LLVM_INCLUDE_DOCS but the latter
 			# is lacking value in stand-alone builds
-			-DCLANG_INCLUDE_DOCS=ON
-			-DCLANG_TOOLS_EXTRA_INCLUDE_DOCS=ON
-			-DLLVM_BUILD_DOCS=ON
-			-DLLVM_ENABLE_SPHINX=ON
-			-DCLANG_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
-			-DCLANG-TOOLS_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/tools-extra"
-			-DSPHINX_WARNINGS_AS_ERRORS=OFF
+			-DCLANG_INCLUDE_DOCS=${build_docs}
+			-DCLANG_TOOLS_EXTRA_INCLUDE_DOCS=${build_docs}
 		)
 	else
 		mycmakeargs+=(
@@ -386,6 +398,7 @@ multilib_src_install_all() {
 	fi
 
 	docompress "/usr/lib/llvm/${SLOT}/share/man"
+	llvm_install_manpages
 	# match 'html' non-compression
 	use doc && docompress -x "/usr/share/doc/${PF}/tools-extra"
 	# +x for some reason; TODO: investigate