FPHSA: acknowledge the name mismatches in CMake-owned modules

Modules/FindGTK2.cmake

@@ -881,6 +881,7 @@ foreach(_GTK2_component ${GTK2_FIND_COMPONENTS})
 
     set(GTK2_${_COMPONENT_UPPER}_FIND_QUIETLY ${GTK2_FIND_QUIETLY})
 
+    set(FPHSA_NAME_MISMATCHED 1)
     if(_GTK2_component STREQUAL "gtk")
         FIND_PACKAGE_HANDLE_STANDARD_ARGS(GTK2_${_COMPONENT_UPPER} "Some or all of the gtk libraries were not found."
             GTK2_GTK_LIBRARY
@@ -923,6 +924,7 @@ foreach(_GTK2_component ${GTK2_FIND_COMPONENTS})
             GTK2_GLADEMMCONFIG_INCLUDE_DIR
         )
     endif()
+    unset(FPHSA_NAME_MISMATCHED)
 
     if(NOT GTK2_${_COMPONENT_UPPER}_FOUND)
         set(_GTK2_did_we_find_everything false)

Modules/FindMPI.cmake

@@ -1644,7 +1644,8 @@ foreach(LANG IN ITEMS C CXX Fortran)
         list(APPEND MPI_${LANG}_REQUIRED_VARS "MPI_${LANG}_WORKS")
       endif()
     endif()
-    find_package_handle_standard_args(MPI_${LANG} REQUIRED_VARS ${MPI_${LANG}_REQUIRED_VARS}
+    find_package_handle_standard_args(MPI_${LANG} NAME_MISMATCHED
+      REQUIRED_VARS ${MPI_${LANG}_REQUIRED_VARS}
       VERSION_VAR MPI_${LANG}_VERSION)
 
     if(DEFINED MPI_${LANG}_VERSION)

Modules/FindOpenACC.cmake

@@ -254,6 +254,7 @@ foreach (LANG IN ITEMS C CXX Fortran)
     _OPENACC_SET_VERSION_BY_SPEC_DATE("${LANG}")
 
     find_package_handle_standard_args(OpenACC_${LANG}
+      NAME_MISMATCHED
       REQUIRED_VARS OpenACC_${LANG}_FLAGS
       VERSION_VAR OpenACC_${LANG}_VERSION
     )

Modules/FindOpenMP.cmake

@@ -509,6 +509,7 @@ foreach(LANG IN LISTS OpenMP_FINDLIST)
     endif()
 
     find_package_handle_standard_args(OpenMP_${LANG}
+      NAME_MISMATCHED
       REQUIRED_VARS OpenMP_${LANG}_FLAGS ${_OPENMP_${LANG}_REQUIRED_LIB_VARS}
       VERSION_VAR OpenMP_${LANG}_VERSION
     )

Modules/FindTCL.cmake

@@ -224,12 +224,14 @@ find_path(TK_INCLUDE_PATH
 include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
 
 FIND_PACKAGE_HANDLE_STANDARD_ARGS(TCL DEFAULT_MSG TCL_LIBRARY TCL_INCLUDE_PATH)
+set(FPHSA_NAME_MISMATCHED 1)
 set(TCLTK_FIND_REQUIRED ${TCL_FIND_REQUIRED})
 set(TCLTK_FIND_QUIETLY  ${TCL_FIND_QUIETLY})
 FIND_PACKAGE_HANDLE_STANDARD_ARGS(TCLTK DEFAULT_MSG TCL_LIBRARY TCL_INCLUDE_PATH TK_LIBRARY TK_INCLUDE_PATH)
 set(TK_FIND_REQUIRED ${TCL_FIND_REQUIRED})
 set(TK_FIND_QUIETLY  ${TCL_FIND_QUIETLY})
 FIND_PACKAGE_HANDLE_STANDARD_ARGS(TK DEFAULT_MSG TK_LIBRARY TK_INCLUDE_PATH)
+unset(FPHSA_NAME_MISMATCHED)
 
 mark_as_advanced(
   TCL_INCLUDE_PATH