WIP: ROOT-6446 Changes to allow building (almost) static ROOT

cmake/modules/RootMacros.cmake

@@ -830,9 +830,6 @@ endfunction()
 function(ROOT_LINKER_LIBRARY library)
   CMAKE_PARSE_ARGUMENTS(ARG "DLLEXPORT;CMAKENOEXPORT;TEST;NOINSTALL" "TYPE" "LIBRARIES;DEPENDENCIES;BUILTINS"  ${ARGN})
   ROOT_GET_SOURCES(lib_srcs src ${ARG_UNPARSED_ARGUMENTS})
-  if(NOT ARG_TYPE)
-    set(ARG_TYPE SHARED)
-  endif()
   if(ARG_TEST) # we are building a test, so add EXCLUDE_FROM_ALL
     set(_all EXCLUDE_FROM_ALL)
   endif()
@@ -851,6 +848,7 @@ function(ROOT_LINKER_LIBRARY library)
     set_target_properties(${library} PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
   else()
     add_library( ${library} ${_all} ${ARG_TYPE} ${lib_srcs})
+    set_target_properties(${library} PROPERTIES POSITION_INDEPENDENT_CODE TRUE)
     if(ARG_TYPE STREQUAL SHARED)
       set_target_properties(${library} PROPERTIES  ${ROOT_LIBRARY_PROPERTIES} )
     endif()

core/CMakeLists.txt

@@ -156,7 +156,7 @@ endif()
 add_subdirectory(rootcling_stage1)
 
 #-------------------------------------------------------------------------------
-ROOT_LINKER_LIBRARY(Core $<TARGET_OBJECTS:BaseTROOT> ${objectlibs} BUILTINS LZMA)
+ROOT_LINKER_LIBRARY(Core SHARED $<TARGET_OBJECTS:BaseTROOT> ${objectlibs} BUILTINS LZMA)
 
 if (libcxx AND NOT APPLE)
   # In case we use libcxx and glibc together there is a mismatch of the
@@ -243,9 +243,10 @@ target_link_libraries(Core
     LZ4::LZ4
     ZLIB::ZLIB
     ${ZSTD_LIBRARIES}
-    ${CMAKE_DL_LIBS}
     ${CMAKE_THREAD_LIBS_INIT}
     ${corelinklibs}
+  PUBLIC
+    ${CMAKE_DL_LIBS}
 )
 
 add_dependencies(Core CLING)

core/metacling/src/CMakeLists.txt

@@ -108,7 +108,7 @@ if (clad)
   endif()
 endif()
 
-ROOT_LINKER_LIBRARY(Cling
+ROOT_LINKER_LIBRARY(Cling SHARED
         $<TARGET_OBJECTS:ClingUtils>
         $<TARGET_OBJECTS:Dictgen>
         $<TARGET_OBJECTS:MetaCling>

io/io/CMakeLists.txt

@@ -16,7 +16,7 @@ else ()
   set(rawfile_local_sources src/RRawFileUnix.cxx)
 endif ()
 
-ROOT_LINKER_LIBRARY(RIO
+ROOT_LINKER_LIBRARY(RIO SHARED
   src/RRawFile.cxx
   ${rawfile_local_sources}
   src/TArchiveFile.cxx

main/CMakeLists.txt

@@ -17,7 +17,78 @@ if(NOT WIN32)
   ROOT_EXECUTABLE(roots.exe roots.cxx LIBRARIES Core MathCore)
   ROOT_EXECUTABLE(xpdtest xpdtest.cxx LIBRARIES Proof Tree Hist RIO Net Thread Matrix MathCore)
 endif()
-ROOT_EXECUTABLE(root.exe rmain.cxx LIBRARIES Core Rint)
+ROOT_EXECUTABLE(root.exe rmain.cxx LIBRARIES
+  Core RIO freetype
+  -Wl,--whole-archive
+  Rint
+  Tree
+  Hist
+  HistPainter
+  MathCore
+  Gpad
+  -Wl,--no-whole-archive
+  EG
+  FitPanel
+  Foam
+  Fumili
+  Ged
+  GenVector
+  Geom
+  GeomBuilder
+  GeomPainter
+  Gpad
+  Graf
+  Graf3d
+  Gui
+  GuiBld
+  GuiHtml
+  Hist
+  HistPainter
+  Html
+  Imt
+  MathCore
+  Matrix
+  Minuit
+  MultiProc
+  Net
+  New
+  Physics
+  Postscript
+  Proof
+  ProofBench
+  ProofDraw
+  ProofPlayer
+  Quadp
+  RCsg
+  ROOTVecOps
+  Recorder
+  RootAuth
+  SPlot
+  SQLIO
+  SessionViewer
+  Smatrix
+  Tree
+  TreePlayer
+  TreeViewer
+  XMLIO
+  complexDict
+  dequeDict
+  forward_listDict
+  listDict
+  map2Dict
+  mapDict
+  mathtext
+  multimap2Dict
+  multimapDict
+  multisetDict
+  setDict
+  unordered_mapDict
+  unordered_multimapDict
+  unordered_multisetDict
+  unordered_setDict
+  valarrayDict
+  vectorDict
+)
 if(MSVC)
   set(root_exports "/EXPORT:_Init_thread_abort /EXPORT:_Init_thread_epoch
       /EXPORT:_Init_thread_footer /EXPORT:_Init_thread_header /EXPORT:_tls_index

net/auth/CMakeLists.txt

@@ -32,4 +32,4 @@ ROOT_STANDARD_LIBRARY_PACKAGE(RootAuth
     RIO
 )
 
-target_link_libraries(RootAuth PRIVATE rsa $<$<PLATFORM_ID:Linux>:crypt>)
+target_link_libraries(RootAuth PRIVATE $<LINK_ONLY:rsa> $<$<PLATFORM_ID:Linux>:crypt>)