fix: gracefully warn if doxygen is not installed

aminya · Feb 2, 2024 · 6e86177 · 6e86177
1 parent 0b3e25a
commit 6e86177
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/Doxygen.cmake b/src/Doxygen.cmake
@@ -79,7 +79,11 @@ function(enable_doxygen DOXYGEN_THEME)
  endif()
 
  # find doxygen and dot if available
- find_package(Doxygen REQUIRED OPTIONAL_COMPONENTS dot)
+ find_package(Doxygen OPTIONAL_COMPONENTS dot)
+ if (NOT Doxygen_FOUND)
+ message(WARNING "Doxygen not found, install doxygen and try again. Documentation will not be generated.")
+ return()
+ endif()
 
  # add doxygen-docs target
  message(STATUS "Adding `doxygen-docs` target that builds the documentation.")