cmake: special target to build/install docs only

c98330b2 · Alexander Alekhin · beea04cc · c98330b2
Commit c98330b2 authored Dec 09, 2016 by Alexander Alekhin
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CMakeLists.txt doc/CMakeLists.txt +6 -0

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--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -171,4 +171,10 @@ if(BUILD_DOCS AND DOXYGEN_FOUND)
    DESTINATION "${OPENCV_DOC_INSTALL_PATH}"
    COMPONENT "docs" OPTIONAL
  )
+
+  # Alias to build/install docs only
+  add_custom_target(install_docs
+      DEPENDS doxygen
+      COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=docs -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+  )
 endif()