[cmake] Include component in Sphinx install rules

Include component in install rules for Sphinx targets. Based on
a similar suggestion for other doc targets in D24935.

Differential Revision: https://reviews.llvm.org/D24982

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@288656 91177308-0d34-0410-b5e6-96231b3b80d8

Author: mgorny

cmake/modules/AddSphinxTarget.cmake

@@ -50,6 +50,7 @@ function (add_sphinx_target builder project)
       if (builder STREQUAL man)
         # FIXME: We might not ship all the tools that these man pages describe
         install(DIRECTORY "${SPHINX_BUILD_DIR}/" # Slash indicates contents of
+                COMPONENT "${project}-sphinx-man"
                 DESTINATION share/man/man1)
 
       elseif (builder STREQUAL html)
@@ -61,6 +62,7 @@ function (add_sphinx_target builder project)
         # the specified destination, without recreating the last component
         # of ${SPHINX_BUILD_DIR} implicitly.
         install(DIRECTORY "${SPHINX_BUILD_DIR}/."
+                COMPONENT "${project}-sphinx-html"
                 DESTINATION "${${project_upper}_INSTALL_SPHINX_HTML_DIR}")
       else()
         message(WARNING Installation of ${builder} not supported)