media-gfx/blender: Fix building docs

Closes: https://bugs.gentoo.org/822465
Closes: https://bugs.gentoo.org/734104

Signed-off-by: Sebastian Parborg <darkdefende@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/23161
Signed-off-by: Sam James <sam@gentoo.org>

3 files changed, 87 insertions, 90 deletions

diff --git a/media-gfx/blender/blender-2.93.6.ebuild b/media-gfx/blender/blender-2.93.6.ebuild
index 84199a7c6e54..6d17263b5759 100644
--- a/media-gfx/blender/blender-2.93.6.ebuild
+++ b/media-gfx/blender/blender-2.93.6.ebuild
@@ -266,29 +266,6 @@ src_configure() {
 	cmake_src_configure
 }
 
-src_compile() {
-	cmake_src_compile
-
-	if use doc; then
-		# Workaround for binary drivers.
-		addpredict /dev/ati
-		addpredict /dev/dri
-		addpredict /dev/nvidiactl
-
-		einfo "Generating Blender C/C++ API docs ..."
-		cd "${CMAKE_USE_DIR}"/doc/doxygen || die
-		doxygen -u Doxyfile || die
-		doxygen || die "doxygen failed to build API docs."
-
-		cd "${CMAKE_USE_DIR}" || die
-		einfo "Generating (BPY) Blender Python API docs ..."
-		"${BUILD_DIR}"/bin/blender --background --python doc/python_api/sphinx_doc_gen.py -noaudio || die "sphinx failed."
-
-		cd "${CMAKE_USE_DIR}"/doc/python_api || die
-		sphinx-build sphinx-in BPY_API || die "sphinx failed."
-	fi
-}
-
 src_test() {
 	# A lot of tests needs to have access to the installed data files.
 	# So install them into the image directory now.
@@ -316,7 +293,36 @@ src_install() {
 		dobin "${BUILD_DIR}"/bin/cycles
 	fi
 
+	cmake_src_install
+
+	if use man; then
+		# Slot the man page
+		mv "${ED}/usr/share/man/man1/blender.1" "${ED}/usr/share/man/man1/blender-${BV}.1" || die
+	fi
+
 	if use doc; then
+		# Define custom blender data/script file paths. Otherwise Blender will not be able to find them during doc building.
+		# (Because the data is in the image directory and it will default to look in /usr/share)
+		export BLENDER_SYSTEM_SCRIPTS=${ED}/usr/share/blender/${BV}/scripts
+		export BLENDER_SYSTEM_DATAFILES=${ED}/usr/share/blender/${BV}/datafiles
+
+		# Workaround for binary drivers.
+		addpredict /dev/ati
+		addpredict /dev/dri
+		addpredict /dev/nvidiactl
+
+		einfo "Generating Blender C/C++ API docs ..."
+		cd "${CMAKE_USE_DIR}"/doc/doxygen || die
+		doxygen -u Doxyfile || die
+		doxygen || die "doxygen failed to build API docs."
+
+		cd "${CMAKE_USE_DIR}" || die
+		einfo "Generating (BPY) Blender Python API docs ..."
+		"${BUILD_DIR}"/bin/blender --background --python doc/python_api/sphinx_doc_gen.py -noaudio || die "sphinx failed."
+
+		cd "${CMAKE_USE_DIR}"/doc/python_api || die
+		sphinx-build sphinx-in BPY_API || die "sphinx failed."
+
 		docinto "html/API/python"
 		dodoc -r "${CMAKE_USE_DIR}"/doc/python_api/BPY_API/.
 
@@ -324,13 +330,6 @@ src_install() {
 		dodoc -r "${CMAKE_USE_DIR}"/doc/doxygen/html/.
 	fi
 
-	cmake_src_install
-
-	if use man; then
-		# Slot the man page
-		mv "${ED}/usr/share/man/man1/blender.1" "${ED}/usr/share/man/man1/blender-${BV}.1" || die
-	fi
-
 	# Fix doc installdir
 	docinto html
 	dodoc "${CMAKE_USE_DIR}"/release/text/readme.html
diff --git a/media-gfx/blender/blender-3.0.0.ebuild b/media-gfx/blender/blender-3.0.0.ebuild
index ea92df5eb024..48b72fc65808 100644
--- a/media-gfx/blender/blender-3.0.0.ebuild
+++ b/media-gfx/blender/blender-3.0.0.ebuild
@@ -268,29 +268,6 @@ src_configure() {
 	cmake_src_configure
 }
 
-src_compile() {
-	cmake_src_compile
-
-	if use doc; then
-		# Workaround for binary drivers.
-		addpredict /dev/ati
-		addpredict /dev/dri
-		addpredict /dev/nvidiactl
-
-		einfo "Generating Blender C/C++ API docs ..."
-		cd "${CMAKE_USE_DIR}"/doc/doxygen || die
-		doxygen -u Doxyfile || die
-		doxygen || die "doxygen failed to build API docs."
-
-		cd "${CMAKE_USE_DIR}" || die
-		einfo "Generating (BPY) Blender Python API docs ..."
-		"${BUILD_DIR}"/bin/blender --background --python doc/python_api/sphinx_doc_gen.py -noaudio || die "sphinx failed."
-
-		cd "${CMAKE_USE_DIR}"/doc/python_api || die
-		sphinx-build sphinx-in BPY_API || die "sphinx failed."
-	fi
-}
-
 src_test() {
 	# A lot of tests needs to have access to the installed data files.
 	# So install them into the image directory now.
@@ -323,7 +300,36 @@ src_install() {
 		dobin "${BUILD_DIR}"/bin/cycles
 	fi
 
+	cmake_src_install
+
+	if use man; then
+		# Slot the man page
+		mv "${ED}/usr/share/man/man1/blender.1" "${ED}/usr/share/man/man1/blender-${BV}.1" || die
+	fi
+
 	if use doc; then
+		# Define custom blender data/script file paths. Otherwise Blender will not be able to find them during doc building.
+		# (Because the data is in the image directory and it will default to look in /usr/share)
+		export BLENDER_SYSTEM_SCRIPTS=${ED}/usr/share/blender/${BV}/scripts
+		export BLENDER_SYSTEM_DATAFILES=${ED}/usr/share/blender/${BV}/datafiles
+
+		# Workaround for binary drivers.
+		addpredict /dev/ati
+		addpredict /dev/dri
+		addpredict /dev/nvidiactl
+
+		einfo "Generating Blender C/C++ API docs ..."
+		cd "${CMAKE_USE_DIR}"/doc/doxygen || die
+		doxygen -u Doxyfile || die
+		doxygen || die "doxygen failed to build API docs."
+
+		cd "${CMAKE_USE_DIR}" || die
+		einfo "Generating (BPY) Blender Python API docs ..."
+		"${BUILD_DIR}"/bin/blender --background --python doc/python_api/sphinx_doc_gen.py -noaudio || die "sphinx failed."
+
+		cd "${CMAKE_USE_DIR}"/doc/python_api || die
+		sphinx-build sphinx-in BPY_API || die "sphinx failed."
+
 		docinto "html/API/python"
 		dodoc -r "${CMAKE_USE_DIR}"/doc/python_api/BPY_API/.
 
@@ -331,13 +337,6 @@ src_install() {
 		dodoc -r "${CMAKE_USE_DIR}"/doc/doxygen/html/.
 	fi
 
-	cmake_src_install
-
-	if use man; then
-		# Slot the man page
-		mv "${ED}/usr/share/man/man1/blender.1" "${ED}/usr/share/man/man1/blender-${BV}.1" || die
-	fi
-
 	# Fix doc installdir
 	docinto html
 	dodoc "${CMAKE_USE_DIR}"/release/text/readme.html
diff --git a/media-gfx/blender/blender-9999.ebuild b/media-gfx/blender/blender-9999.ebuild
index ea92df5eb024..48b72fc65808 100644
--- a/media-gfx/blender/blender-9999.ebuild
+++ b/media-gfx/blender/blender-9999.ebuild
@@ -268,29 +268,6 @@ src_configure() {
 	cmake_src_configure
 }
 
-src_compile() {
-	cmake_src_compile
-
-	if use doc; then
-		# Workaround for binary drivers.
-		addpredict /dev/ati
-		addpredict /dev/dri
-		addpredict /dev/nvidiactl
-
-		einfo "Generating Blender C/C++ API docs ..."
-		cd "${CMAKE_USE_DIR}"/doc/doxygen || die
-		doxygen -u Doxyfile || die
-		doxygen || die "doxygen failed to build API docs."
-
-		cd "${CMAKE_USE_DIR}" || die
-		einfo "Generating (BPY) Blender Python API docs ..."
-		"${BUILD_DIR}"/bin/blender --background --python doc/python_api/sphinx_doc_gen.py -noaudio || die "sphinx failed."
-
-		cd "${CMAKE_USE_DIR}"/doc/python_api || die
-		sphinx-build sphinx-in BPY_API || die "sphinx failed."
-	fi
-}
-
 src_test() {
 	# A lot of tests needs to have access to the installed data files.
 	# So install them into the image directory now.
@@ -323,7 +300,36 @@ src_install() {
 		dobin "${BUILD_DIR}"/bin/cycles
 	fi
 
+	cmake_src_install
+
+	if use man; then
+		# Slot the man page
+		mv "${ED}/usr/share/man/man1/blender.1" "${ED}/usr/share/man/man1/blender-${BV}.1" || die
+	fi
+
 	if use doc; then
+		# Define custom blender data/script file paths. Otherwise Blender will not be able to find them during doc building.
+		# (Because the data is in the image directory and it will default to look in /usr/share)
+		export BLENDER_SYSTEM_SCRIPTS=${ED}/usr/share/blender/${BV}/scripts
+		export BLENDER_SYSTEM_DATAFILES=${ED}/usr/share/blender/${BV}/datafiles
+
+		# Workaround for binary drivers.
+		addpredict /dev/ati
+		addpredict /dev/dri
+		addpredict /dev/nvidiactl
+
+		einfo "Generating Blender C/C++ API docs ..."
+		cd "${CMAKE_USE_DIR}"/doc/doxygen || die
+		doxygen -u Doxyfile || die
+		doxygen || die "doxygen failed to build API docs."
+
+		cd "${CMAKE_USE_DIR}" || die
+		einfo "Generating (BPY) Blender Python API docs ..."
+		"${BUILD_DIR}"/bin/blender --background --python doc/python_api/sphinx_doc_gen.py -noaudio || die "sphinx failed."
+
+		cd "${CMAKE_USE_DIR}"/doc/python_api || die
+		sphinx-build sphinx-in BPY_API || die "sphinx failed."
+
 		docinto "html/API/python"
 		dodoc -r "${CMAKE_USE_DIR}"/doc/python_api/BPY_API/.
 
@@ -331,13 +337,6 @@ src_install() {
 		dodoc -r "${CMAKE_USE_DIR}"/doc/doxygen/html/.
 	fi
 
-	cmake_src_install
-
-	if use man; then
-		# Slot the man page
-		mv "${ED}/usr/share/man/man1/blender.1" "${ED}/usr/share/man/man1/blender-${BV}.1" || die
-	fi
-
 	# Fix doc installdir
 	docinto html
 	dodoc "${CMAKE_USE_DIR}"/release/text/readme.html