[cmake] do not force-enable if user set feature explicitly to OFF

Author: ferdymercury

cmake/modules/SearchInstalledSoftware.cmake

@@ -644,7 +644,7 @@ if(mathmore OR builtin_gsl OR (tmva-cpu AND use_gsl_cblas))
     set(GSL_INCLUDE_DIR ${CMAKE_BINARY_DIR}/GSL-prefix/src/GSL-build)
     set(GSL_FOUND ON)
     if(NOT mathmore)
-      set(mathmore ON CACHE BOOL "Enabled because builtin_gls requested (${mathmore_description})" FORCE)
+      set(mathmore ON CACHE BOOL "Enabled because builtin_gls requested (${mathmore_description})")
     endif()
   endif()
 endif()
@@ -694,7 +694,7 @@ endif()
 if(NOT WIN32 AND NOT APPLE)
   if(opengl AND NOT x11)
     message(STATUS "OpenGL was disabled, since it is requires x11 on Linux")
-    set(opengl OFF CACHE BOOL "OpenGL requires x11" FORCE)
+    set(opengl OFF CACHE BOOL "Disabled because OpenGL requires x11" FORCE)
   endif()
 endif()
 # The opengl flag enables the graf3d features that depend on OpenGL, and these
@@ -932,7 +932,7 @@ if(fftw3)
 endif()
 if(builtin_fftw3)
   if(NOT fftw3)
-    set(fftw3 ON CACHE BOOL "Enabled because builtin_fftw3 requested (${fftw3_description})" FORCE)
+    set(fftw3 ON CACHE BOOL "Enabled because builtin_fftw3 requested (${fftw3_description})")
   endif()
   set(FFTW_VERSION 3.3.8)
   message(STATUS "Downloading and building FFTW version ${FFTW_VERSION}")
@@ -960,7 +960,7 @@ if(fitsio OR builtin_cfitsio)
   endif()
   if(builtin_cfitsio)
     if(NOT fitsio)
-       set(fitsio ON CACHE BOOL "Enabled because builtin_cfitsio requested (${fitsio_description})" FORCE)
+       set(fitsio ON CACHE BOOL "Enabled because builtin_cfitsio requested (${fitsio_description})")
     endif()
     add_library(CFITSIO::CFITSIO STATIC IMPORTED GLOBAL)
     add_subdirectory(builtins/cfitsio)
@@ -1025,7 +1025,7 @@ endif()
 
 if(builtin_xrootd)
   if(NOT xrootd)
-    set(xrootd ON CACHE BOOL "Enabled because builtin_xrootd requested (${xrootd_description})" FORCE)
+    set(xrootd ON CACHE BOOL "Enabled because builtin_xrootd requested (${xrootd_description})")
   endif()
   ROOT_CHECK_CONNECTION("builtin_xrootd=OFF")
   if(NO_CONNECTION)
@@ -1198,7 +1198,7 @@ endif()
 
 if(builtin_davix)
   if(NOT davix)
-    set(davix ON CACHE BOOL "Enabled because builtin_davix is enabled (${davix_description})" FORCE)
+    set(davix ON CACHE BOOL "Enabled because builtin_davix is enabled (${davix_description})")
   endif()
   ROOT_CHECK_CONNECTION("builtin_davix=OFF")
   if(NO_CONNECTION)
@@ -1302,7 +1302,7 @@ endif()
 
 if(builtin_tbb)
   if(NOT imt)
-    set(imt ON CACHE BOOL "Enabled because builtin_tbb is enabled (${imt_description})" FORCE)
+    set(imt ON CACHE BOOL "Enabled because builtin_tbb is enabled (${imt_description})")
   endif()
   ROOT_CHECK_CONNECTION("builtin_tbb=OFF")
   if(NO_CONNECTION)
@@ -1388,7 +1388,7 @@ if(builtin_vc)
   unset(Vc_FOUND)
   unset(Vc_FOUND CACHE)
   if(NOT vc)
-    set(vc ON CACHE BOOL "Enabled because builtin_vc requested (${vc_description})" FORCE)
+    set(vc ON CACHE BOOL "Enabled because builtin_vc requested (${vc_description})")
   endif()
 elseif(vc)
   if(fail-on-missing)
@@ -1480,7 +1480,7 @@ if(builtin_veccore)
   unset(VecCore_FOUND)
   unset(VecCore_FOUND CACHE)
   if(NOT vc)
-    set(veccore ON CACHE BOOL "Enabled because builtin_veccore requested (${veccore_description})" FORCE)
+    set(veccore ON CACHE BOOL "Enabled because builtin_veccore requested (${veccore_description})")
   endif()
 elseif(veccore)
   if(vc)
@@ -1600,7 +1600,7 @@ if(vdt OR builtin_vdt)
   endif()
   if(builtin_vdt)
     if(NOT vdt)
-      set(vdt ON CACHE BOOL "Enabled because builtin_vdt enabled (${vdt_description})" FORCE)
+      set(vdt ON CACHE BOOL "Enabled because builtin_vdt enabled (${vdt_description})")
     endif()
     set(vdt_version 0.4.6)
     set(VDT_FOUND True)